*
* VMS-specific routines for perl5
*
- * Last revised: 18-Jan-1996 by Charles Bailey bailey@genetics.upenn.edu
- * Version: 5.2.0
+ * Last revised: 15-Feb-1997 by Charles Bailey bailey@genetics.upenn.edu
+ * Version: 5.3.27
*/
#include <acedef.h>
#include <armdef.h>
#include <atrdef.h>
#include <chpdef.h>
+#include <climsgdef.h>
#include <descrip.h>
#include <dvidef.h>
#include <fibdef.h>
#include <shrdef.h>
#include <ssdef.h>
#include <starlet.h>
-#include <stsdef.h>
+#include <strdef.h>
+#include <str$routines.h>
#include <syidef.h>
#include <uaidef.h>
#include <uicdef.h>
+/* Older versions of ssdef.h don't have these */
+#ifndef SS$_INVFILFOROP
+# define SS$_INVFILFOROP 3930
+#endif
+#ifndef SS$_NOSUCHOBJECT
+# define SS$_NOSUCHOBJECT 2696
+#endif
+
+/* Don't replace system definitions of vfork, getenv, and stat,
+ * code below needs to get to the underlying CRTL routines. */
+#define DONT_MASK_RTL_CALLS
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
/* gcc's header files don't #define direct access macros
* corresponding to VAXC's variant structs */
#ifdef __GNUC__
-# define uic$v_format uic$r_uic_form.uiv$v_format
-# define uic$v_group uic$r_uic_form.uiv$v_group
-# define uic$v_member uic$r_uic_form.uiv$v_member
+# define uic$v_format uic$r_uic_form.uic$v_format
+# define uic$v_group uic$r_uic_form.uic$v_group
+# define uic$v_member uic$r_uic_form.uic$v_member
# define prv$v_bypass prv$r_prvdef_bits0.prv$v_bypass
# define prv$v_grpprv prv$r_prvdef_bits0.prv$v_grpprv
# define prv$v_readall prv$r_prvdef_bits0.prv$v_readall
unsigned short int *retlen;
};
+static char *__mystrtolower(char *str)
+{
+ if (str) for (; *str; ++str) *str= tolower(*str);
+ return str;
+}
+
int
my_trnlnm(char *lnm, char *eqv, unsigned long int idx)
{
{LNM$C_NAMLENGTH, LNM$_STRING, 0, &eqvlen},
{0, 0, 0, 0}};
+ if (!lnm || idx > LNM$_MAX_INDEX) {
+ set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return 0;
+ }
if (!eqv) eqv = __my_trnlnm_eqv;
lnmlst[1].bufadr = (void *)eqv;
lnmdsc.dsc$a_pointer = lnm;
}
else if (retsts & 1) {
eqv[eqvlen] = '\0';
- return 1;
+ return eqvlen;
}
_ckvmssts(retsts); /* Must be an error */
return 0; /* Not reached, assuming _ckvmssts() bails out */
my_getenv(char *lnm)
{
static char __my_getenv_eqv[LNM$C_NAMLENGTH+1];
- char uplnm[LNM$C_NAMLENGTH], *cp1, *cp2;
+ char uplnm[LNM$C_NAMLENGTH+1], *cp1, *cp2;
unsigned long int idx = 0;
+ int trnsuccess;
for (cp1 = lnm, cp2= uplnm; *cp1; cp1++, cp2++) *cp2 = _toupper(*cp1);
*cp2 = '\0';
*cp2 = '\0';
idx = strtoul(cp2+1,NULL,0);
}
- if (my_trnlnm(uplnm,__my_getenv_eqv,idx)) {
- return __my_getenv_eqv;
- }
+ trnsuccess = my_trnlnm(uplnm,__my_getenv_eqv,idx);
+ /* If we had a translation index, we're only interested in lnms */
+ if (!trnsuccess && cp2 != NULL) return Nullch;
+ if (trnsuccess) return __my_getenv_eqv;
else {
unsigned long int retsts;
struct dsc$descriptor_s symdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,0},
_ckvmssts(retsts);
}
/* Try for CRTL emulation of a Unix/POSIX name */
- else return getenv(lnm);
+ else return getenv(uplnm);
}
}
return Nullch;
} /* end of my_getenv() */
/*}}}*/
+static FILE *safe_popen(char *, char *);
+
+/*{{{ void prime_env_iter() */
+void
+prime_env_iter(void)
+/* Fill the %ENV associative array with all logical names we can
+ * find, in preparation for iterating over it.
+ */
+{
+ static int primed = 0; /* XXX Not thread-safe!!! */
+ HV *envhv = GvHVn(envgv);
+ FILE *sholog;
+ char eqv[LNM$C_NAMLENGTH+1],*start,*end;
+ STRLEN eqvlen;
+ SV *oldrs, *linesv, *eqvsv;
+
+ if (primed) return;
+ /* Perform a dummy fetch as an lval to insure that the hash table is
+ * set up. Otherwise, the hv_store() will turn into a nullop */
+ (void) hv_fetch(envhv,"DEFAULT",7,TRUE);
+ /* Also, set up the four "special" keys that the CRTL defines,
+ * whether or not underlying logical names exist. */
+ (void) hv_fetch(envhv,"HOME",4,TRUE);
+ (void) hv_fetch(envhv,"TERM",4,TRUE);
+ (void) hv_fetch(envhv,"PATH",4,TRUE);
+ (void) hv_fetch(envhv,"USER",4,TRUE);
+
+ /* Now, go get the logical names */
+ if ((sholog = safe_popen("$ Show Logical *","r")) == Nullfp)
+ _ckvmssts(vaxc$errno);
+ /* We use Perl's sv_gets to read from the pipe, since safe_popen is
+ * tied to Perl's I/O layer, so it may not return a simple FILE * */
+ oldrs = rs;
+ rs = newSVpv("\n",1);
+ linesv = newSVpv("",0);
+ while (1) {
+ if ((start = sv_gets(linesv,sholog,0)) == Nullch) {
+ my_pclose(sholog);
+ SvREFCNT_dec(linesv); SvREFCNT_dec(rs); rs = oldrs;
+ primed = 1;
+ return;
+ }
+ while (*start != '"' && *start != '=' && *start) start++;
+ if (*start != '"') continue;
+ for (end = ++start; *end && *end != '"'; end++) ;
+ if (*end) *end = '\0';
+ else end = Nullch;
+ if ((eqvlen = my_trnlnm(start,eqv,0)) == 0) {
+ if (vaxc$errno == SS$_NOLOGNAM || vaxc$errno == SS$_IVLOGNAM) {
+ if (dowarn)
+ warn("Ill-formed logical name |%s| in prime_env_iter",start);
+ continue;
+ }
+ else _ckvmssts(vaxc$errno);
+ }
+ else {
+ eqvsv = newSVpv(eqv,eqvlen);
+ hv_store(envhv,start,(end ? end - start : strlen(start)),eqvsv,0);
+ }
+ }
+} /* end of prime_env_iter */
+/*}}}*/
+
+
/*{{{ void my_setenv(char *lnm, char *eqv)*/
void
my_setenv(char *lnm,char *eqv)
/*}}}*/
+static char *do_rmsexpand(char *, char *, int, char *, unsigned);
static char *do_fileify_dirspec(char *, char *, int);
static char *do_tovmsspec(char *, char *, int);
{
char dirfile[NAM$C_MAXRSS+1];
int retval;
- struct stat st;
+ struct mystat st;
if (do_fileify_dirspec(name,dirfile,0) == NULL) return -1;
if (flex_stat(dirfile,&st) || !S_ISDIR(st.st_mode)) retval = -1;
int
kill_file(char *name)
{
- char vmsname[NAM$C_MAXRSS+1];
+ char vmsname[NAM$C_MAXRSS+1], rspec[NAM$C_MAXRSS+1];
unsigned long int jpicode = JPI$_UIC, type = ACL$C_FILE;
unsigned long int cxt = 0, aclsts, fndsts, rmsts = -1;
struct dsc$descriptor_s fildsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
lcklst[2] = {{sizeof newace, ACL$C_WLOCK_ACL, &newace, 0},{0,0,0,0}},
ulklst[2] = {{sizeof newace, ACL$C_UNLOCK_ACL, &newace, 0},{0,0,0,0}};
- if (!remove(name)) return 0; /* Can we just get rid of it? */
+ /* Expand the input spec using RMS, since the CRTL remove() and
+ * system services won't do this by themselves, so we may miss
+ * a file "hiding" behind a logical name or search list. */
+ if (do_tovmsspec(name,vmsname,0) == NULL) return -1;
+ if (do_rmsexpand(vmsname,rspec,1,NULL,0) == NULL) return -1;
+ if (!remove(rspec)) return 0; /* Can we just get rid of it? */
+ /* If not, can changing protections help? */
+ if (vaxc$errno != RMS$_PRV) return -1;
/* No, so we get our own UIC to use as a rights identifier,
* and the insert an ACE at the head of the ACL which allows us
* to delete the file.
*/
_ckvmssts(lib$getjpi(&jpicode,0,0,&(oldace.myace$l_ident),0,0));
- if (do_tovmsspec(name,vmsname,0) == NULL) return -1;
- fildsc.dsc$w_length = strlen(vmsname);
- fildsc.dsc$a_pointer = vmsname;
+ fildsc.dsc$w_length = strlen(rspec);
+ fildsc.dsc$a_pointer = rspec;
cxt = 0;
newace.myace$l_ident = oldace.myace$l_ident;
if (!((aclsts = sys$change_acl(0,&type,&fildsc,lcklst,0,0,0)) & 1)) {
- set_errno(EVMSERR);
+ switch (aclsts) {
+ case RMS$_FNF:
+ case RMS$_DNF:
+ case RMS$_DIR:
+ case SS$_NOSUCHOBJECT:
+ set_errno(ENOENT); break;
+ case RMS$_DEV:
+ set_errno(ENODEV); break;
+ case RMS$_SYN:
+ case SS$_INVFILFOROP:
+ set_errno(EINVAL); break;
+ case RMS$_PRV:
+ set_errno(EACCES); break;
+ default:
+ _ckvmssts(aclsts);
+ }
set_vaxc_errno(aclsts);
return -1;
}
}
yourroom:
- if (rmsts) {
- fndsts = sys$change_acl(0,&type,&fildsc,ulklst,0,0,0);
- if (aclsts & 1) aclsts = fndsts;
- }
+ fndsts = sys$change_acl(0,&type,&fildsc,ulklst,0,0,0);
+ /* We just deleted it, so of course it's not there. Some versions of
+ * VMS seem to return success on the unlock operation anyhow (after all
+ * the unlock is successful), but others don't.
+ */
+ if (fndsts == RMS$_FNF || fndsts == SS$_NOSUCHOBJECT) fndsts = SS$_NORMAL;
+ if (aclsts & 1) aclsts = fndsts;
if (!(aclsts & 1)) {
set_errno(EVMSERR);
set_vaxc_errno(aclsts);
} /* end of kill_file() */
/*}}}*/
-/* my_utime - update modification time of a file
- * calling sequence is identical to POSIX utime(), but under
- * VMS only the modification time is changed; ODS-2 does not
- * maintain access times. Restrictions differ from the POSIX
- * definition in that the time can be changed as long as the
- * caller has permission to execute the necessary IO$_MODIFY $QIO;
- * no separate checks are made to insure that the caller is the
- * owner of the file or has special privs enabled.
- * Code here is based on Joe Meadows' FILE utility.
- */
-
-/* Adjustment from Unix epoch (01-JAN-1970 00:00:00.00)
- * to VMS epoch (01-JAN-1858 00:00:00.00)
- * in 100 ns intervals.
- */
-static const long int utime_baseadjust[2] = { 0x4beb4000, 0x7c9567 };
-/*{{{int my_utime(char *path, struct utimbuf *utimes)*/
-int my_utime(char *file, struct utimbuf *utimes)
+/*{{{int my_mkdir(char *,mode_t)*/
+int
+my_mkdir(char *dir, mode_t mode)
{
- register int i;
- long int bintime[2], len = 2, lowbit, unixtime,
- secscale = 10000000; /* seconds --> 100 ns intervals */
- unsigned long int chan, iosb[2], retsts;
- char vmsspec[NAM$C_MAXRSS+1], rsa[NAM$C_MAXRSS], esa[NAM$C_MAXRSS];
- struct FAB myfab = cc$rms_fab;
- struct NAM mynam = cc$rms_nam;
-#if defined (__DECC) && defined (__VAX)
- /* VAX DEC C atrdef.h has unsigned type for pointer member atr$l_addr,
- * at least through VMS V6.1, which causes a type-conversion warning.
- */
-# pragma message save
-# pragma message disable cvtdiftypes
-#endif
- struct atrdef myatr[2] = {{sizeof bintime, ATR$C_REVDATE, bintime}, {0,0,0}};
- struct fibdef myfib;
-#if defined (__DECC) && defined (__VAX)
- /* This should be right after the declaration of myatr, but due
- * to a bug in VAX DEC C, this takes effect a statement early.
- */
-# pragma message restore
-#endif
- struct dsc$descriptor fibdsc = {sizeof(myfib), DSC$K_DTYPE_Z, DSC$K_CLASS_S,(char *) &myfib},
- devdsc = {0,DSC$K_DTYPE_T, DSC$K_CLASS_S,0},
- fnmdsc = {0,DSC$K_DTYPE_T, DSC$K_CLASS_S,0};
-
- if (file == NULL || *file == '\0') {
- set_errno(ENOENT);
- set_vaxc_errno(LIB$_INVARG);
- return -1;
- }
- if (do_tovmsspec(file,vmsspec,0) == NULL) return -1;
-
- if (utimes != NULL) {
- /* Convert Unix time (seconds since 01-JAN-1970 00:00:00.00)
- * to VMS quadword time (100 nsec intervals since 01-JAN-1858 00:00:00.00).
- * Since time_t is unsigned long int, and lib$emul takes a signed long int
- * as input, we force the sign bit to be clear by shifting unixtime right
- * one bit, then multiplying by an extra factor of 2 in lib$emul().
- */
- lowbit = (utimes->modtime & 1) ? secscale : 0;
- unixtime = (long int) utimes->modtime;
- unixtime >> 1; secscale << 1;
- retsts = lib$emul(&secscale, &unixtime, &lowbit, bintime);
- if (!(retsts & 1)) {
- set_errno(EVMSERR);
- set_vaxc_errno(retsts);
- return -1;
- }
- retsts = lib$addx(bintime,utime_baseadjust,bintime,&len);
- if (!(retsts & 1)) {
- set_errno(EVMSERR);
- set_vaxc_errno(retsts);
- return -1;
- }
- }
- else {
- /* Just get the current time in VMS format directly */
- retsts = sys$gettim(bintime);
- if (!(retsts & 1)) {
- set_errno(EVMSERR);
- set_vaxc_errno(retsts);
- return -1;
- }
- }
-
- myfab.fab$l_fna = vmsspec;
- myfab.fab$b_fns = (unsigned char) strlen(vmsspec);
- myfab.fab$l_nam = &mynam;
- mynam.nam$l_esa = esa;
- mynam.nam$b_ess = (unsigned char) sizeof esa;
- mynam.nam$l_rsa = rsa;
- mynam.nam$b_rss = (unsigned char) sizeof rsa;
+ STRLEN dirlen = strlen(dir);
- /* Look for the file to be affected, letting RMS parse the file
- * specification for us as well. I have set errno using only
- * values documented in the utime() man page for VMS POSIX.
+ /* CRTL mkdir() doesn't tolerate trailing /, since that implies
+ * null file name/type. However, it's commonplace under Unix,
+ * so we'll allow it for a gain in portability.
*/
- retsts = sys$parse(&myfab,0,0);
- if (!(retsts & 1)) {
- set_vaxc_errno(retsts);
- if (retsts == RMS$_PRV) set_errno(EACCES);
- else if (retsts == RMS$_DIR) set_errno(ENOTDIR);
- else set_errno(EVMSERR);
- return -1;
- }
- retsts = sys$search(&myfab,0,0);
- if (!(retsts & 1)) {
- set_vaxc_errno(retsts);
- if (retsts == RMS$_PRV) set_errno(EACCES);
- else if (retsts == RMS$_FNF) set_errno(ENOENT);
- else set_errno(EVMSERR);
- return -1;
- }
-
- devdsc.dsc$w_length = mynam.nam$b_dev;
- devdsc.dsc$a_pointer = (char *) mynam.nam$l_dev;
-
- retsts = sys$assign(&devdsc,&chan,0,0);
- if (!(retsts & 1)) {
- set_vaxc_errno(retsts);
- if (retsts == SS$_IVDEVNAM) set_errno(ENOTDIR);
- else if (retsts == SS$_NOPRIV) set_errno(EACCES);
- else if (retsts == SS$_NOSUCHDEV) set_errno(ENOTDIR);
- else set_errno(EVMSERR);
- return -1;
- }
-
- fnmdsc.dsc$a_pointer = mynam.nam$l_name;
- fnmdsc.dsc$w_length = mynam.nam$b_name + mynam.nam$b_type + mynam.nam$b_ver;
-
- memset((void *) &myfib, 0, sizeof myfib);
-#ifdef __DECC
- for (i=0;i<3;i++) myfib.fib$w_fid[i] = mynam.nam$w_fid[i];
- for (i=0;i<3;i++) myfib.fib$w_did[i] = mynam.nam$w_did[i];
- /* This prevents the revision time of the file being reset to the current
- * time as a reqult of our IO$_MODIFY $QIO. */
- myfib.fib$l_acctl = FIB$M_NORECORD;
-#else
- for (i=0;i<3;i++) myfib.fib$r_fid_overlay.fib$w_fid[i] = mynam.nam$w_fid[i];
- for (i=0;i<3;i++) myfib.fib$r_did_overlay.fib$w_did[i] = mynam.nam$w_did[i];
- myfib.fib$r_acctl_overlay.fib$l_acctl = FIB$M_NORECORD;
-#endif
- retsts = sys$qiow(0,chan,IO$_MODIFY,iosb,0,0,&fibdsc,&fnmdsc,0,0,myatr,0);
- if (retsts & 1) retsts = iosb[0];
- if (!(retsts & 1)) {
- set_vaxc_errno(retsts);
- if (retsts == SS$_NOPRIV) set_errno(EACCES);
- else set_errno(EVMSERR);
- return -1;
+ if (dir[dirlen-1] == '/') {
+ char *newdir = savepvn(dir,dirlen-1);
+ int ret = mkdir(newdir,mode);
+ Safefree(newdir);
+ return ret;
}
-
- return 0;
-} /* end of my_utime() */
+ else return mkdir(dir,mode);
+} /* end of my_mkdir */
/*}}}*/
+
static void
create_mbx(unsigned short int *chan, struct dsc$descriptor_s *namdsc)
{
struct pipe_details
{
struct pipe_details *next;
- FILE *fp; /* stdio file pointer to pipe mailbox */
+ PerlIO *fp; /* stdio file pointer to pipe mailbox */
int pid; /* PID of subprocess */
int mode; /* == 'r' if pipe open for reading */
int done; /* subprocess has completed */
static unsigned long int
pipe_exit_routine()
{
- unsigned long int retsts = SS$_NORMAL, abort = SS$_TIMEOUT, sts;
+ unsigned long int retsts = SS$_NORMAL, abort = SS$_TIMEOUT;
+ int sts;
while (open_pipes != NULL) {
if (!open_pipes->done) { /* Tap them gently on the shoulder . . .*/
}
if (!open_pipes->done) /* We tried to be nice . . . */
_ckvmssts(sys$delprc(&open_pipes->pid,0));
- if (!((sts = my_pclose(open_pipes->fp))&1)) retsts = sts;
+ if ((sts = my_pclose(open_pipes->fp)) == -1) retsts = vaxc$errno;
+ else if (!(sts & 1)) retsts = sts;
}
return retsts;
}
}
}
-/*{{{ FILE *my_popen(char *cmd, char *mode)*/
-FILE *
-my_popen(char *cmd, char *mode)
+static FILE *
+safe_popen(char *cmd, char *mode)
{
static int handler_set_up = FALSE;
char mbxname[64];
DSC$K_CLASS_S, 0};
+ cmddsc.dsc$w_length=strlen(cmd);
+ cmddsc.dsc$a_pointer=cmd;
+ if (cmddsc.dsc$w_length > 255) {
+ set_errno(E2BIG); set_vaxc_errno(CLI$_BUFOVF);
+ return Nullfp;
+ }
+
New(7001,info,1,struct pipe_details);
/* create mailbox */
create_mbx(&chan,&namdsc);
/* open a FILE* onto it */
- info->fp=fopen(mbxname, mode);
+ info->fp = PerlIO_open(mbxname, mode);
/* give up other channel onto it */
_ckvmssts(sys$dassgn(chan));
if (!info->fp)
return Nullfp;
- cmddsc.dsc$w_length=strlen(cmd);
- cmddsc.dsc$a_pointer=cmd;
-
info->mode = *mode;
info->done = FALSE;
info->completion=0;
forkprocess = info->pid;
return info->fp;
+} /* end of safe_popen */
+
+
+/*{{{ FILE *my_popen(char *cmd, char *mode)*/
+FILE *
+my_popen(char *cmd, char *mode)
+{
+ TAINT_ENV();
+ TAINT_PROPER("popen");
+ return safe_popen(cmd,mode);
}
+
/*}}}*/
/*{{{ I32 my_pclose(FILE *fp)*/
for (info = open_pipes; info != NULL; last = info, info = info->next)
if (info->fp == fp) break;
- if (info == NULL)
- /* get here => no such pipe open */
- croak("No such pipe open");
+ if (info == NULL) { /* no such pipe open */
+ set_errno(ECHILD); /* quoth POSIX */
+ set_vaxc_errno(SS$_NONEXPR);
+ return -1;
+ }
- fclose(info->fp);
+ /* If we were writing to a subprocess, insure that someone reading from
+ * the mailbox gets an EOF. It looks like a simple fclose() doesn't
+ * produce an EOF record in the mailbox. */
+ if (info->mode != 'r') {
+ char devnam[NAM$C_MAXRSS+1], *cp;
+ unsigned long int chan, iosb[2], retsts, retsts2;
+ struct dsc$descriptor devdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, devnam};
+
+ if (fgetname(info->fp,devnam)) {
+ /* It oughta be a mailbox, so fgetname should give just the device
+ * name, but just in case . . . */
+ if ((cp = strrchr(devnam,':')) != NULL) *(cp+1) = '\0';
+ devdsc.dsc$w_length = strlen(devnam);
+ _ckvmssts(sys$assign(&devdsc,&chan,0,0));
+ retsts = sys$qiow(0,chan,IO$_WRITEOF,iosb,0,0,0,0,0,0,0,0);
+ if (retsts & 1) retsts = iosb[0];
+ retsts2 = sys$dassgn(chan); /* Be sure to deassign the channel */
+ if (retsts & 1) retsts = retsts2;
+ _ckvmssts(retsts);
+ }
+ else _ckvmssts(vaxc$errno); /* Should never happen */
+ }
+ PerlIO_close(info->fp);
if (info->done) retsts = info->completion;
else waitpid(info->pid,(int *) &retsts,0);
} /* end of my_pclose() */
/* sort-of waitpid; use only with popen() */
-/*{{{unsigned long int waitpid(unsigned long int pid, int *statusp, int flags)*/
-unsigned long int
-waitpid(unsigned long int pid, int *statusp, int flags)
+/*{{{Pid_t my_waitpid(Pid_t pid, int *statusp, int flags)*/
+Pid_t
+my_waitpid(Pid_t pid, int *statusp, int flags)
{
struct pipe_details *info;
char *loc;
loc = buf ? buf : __gcvtbuf;
+
+#ifndef __DECC /* VAXCRTL gcvt uses E format for numbers < 1 */
+ if (val < 1) {
+ sprintf(loc,"%.*g",ndig,val);
+ return loc;
+ }
+#endif
+
if (val) {
if (!buf && ndig > DBL_DIG) ndig = DBL_DIG;
return gcvt(val,ndig,loc);
}
/*}}}*/
+
+/*{{{char *do_rmsexpand(char *fspec, char *out, int ts, char *def, unsigned opts)*/
+/* Shortcut for common case of simple calls to $PARSE and $SEARCH
+ * to expand file specification. Allows for a single default file
+ * specification and a simple mask of options. If outbuf is non-NULL,
+ * it must point to a buffer at least NAM$C_MAXRSS bytes long, into which
+ * the resultant file specification is placed. If outbuf is NULL, the
+ * resultant file specification is placed into a static buffer.
+ * The third argument, if non-NULL, is taken to be a default file
+ * specification string. The fourth argument is unused at present.
+ * rmesexpand() returns the address of the resultant string if
+ * successful, and NULL on error.
+ */
+static char *
+do_rmsexpand(char *filespec, char *outbuf, int ts, char *defspec, unsigned opts)
+{
+ static char __rmsexpand_retbuf[NAM$C_MAXRSS+1];
+ char esa[NAM$C_MAXRSS], *cp, *out = NULL;
+ struct FAB myfab = cc$rms_fab;
+ struct NAM mynam = cc$rms_nam;
+ STRLEN speclen;
+ unsigned long int retsts, haslower = 0;
+
+ if (!filespec || !*filespec) {
+ set_vaxc_errno(LIB$_INVARG); set_errno(EINVAL);
+ return NULL;
+ }
+ if (!outbuf) {
+ if (ts) out = New(7019,outbuf,NAM$C_MAXRSS+1,char);
+ else outbuf = __rmsexpand_retbuf;
+ }
+
+ myfab.fab$l_fna = filespec;
+ myfab.fab$b_fns = strlen(filespec);
+ myfab.fab$l_nam = &mynam;
+
+ if (defspec && *defspec) {
+ myfab.fab$l_dna = defspec;
+ myfab.fab$b_dns = strlen(defspec);
+ }
+
+ mynam.nam$l_esa = esa;
+ mynam.nam$b_ess = sizeof esa;
+ mynam.nam$l_rsa = outbuf;
+ mynam.nam$b_rss = NAM$C_MAXRSS;
+
+ retsts = sys$parse(&myfab,0,0);
+ if (!(retsts & 1)) {
+ if (retsts == RMS$_DNF || retsts == RMS$_DIR ||
+ retsts == RMS$_DEV || retsts == RMS$_DEV) {
+ mynam.nam$b_nop |= NAM$M_SYNCHK;
+ retsts = sys$parse(&myfab,0,0);
+ if (retsts & 1) goto expanded;
+ }
+ if (out) Safefree(out);
+ set_vaxc_errno(retsts);
+ if (retsts == RMS$_PRV) set_errno(EACCES);
+ else if (retsts == RMS$_DEV) set_errno(ENODEV);
+ else if (retsts == RMS$_DIR) set_errno(ENOTDIR);
+ else set_errno(EVMSERR);
+ return NULL;
+ }
+ retsts = sys$search(&myfab,0,0);
+ if (!(retsts & 1) && retsts != RMS$_FNF) {
+ if (out) Safefree(out);
+ set_vaxc_errno(retsts);
+ if (retsts == RMS$_PRV) set_errno(EACCES);
+ else set_errno(EVMSERR);
+ return NULL;
+ }
+
+ /* If the input filespec contained any lowercase characters,
+ * downcase the result for compatibility with Unix-minded code. */
+ expanded:
+ for (out = myfab.fab$l_fna; *out; out++)
+ if (islower(*out)) { haslower = 1; break; }
+ if (mynam.nam$b_rsl) { out = outbuf; speclen = mynam.nam$b_rsl; }
+ else { out = esa; speclen = mynam.nam$b_esl; }
+ if (!(mynam.nam$l_fnb & NAM$M_EXP_VER) &&
+ (!defspec || !*defspec || !strchr(myfab.fab$l_dna,';')))
+ speclen = mynam.nam$l_ver - out;
+ /* If we just had a directory spec on input, $PARSE "helpfully"
+ * adds an empty name and type for us */
+ if (mynam.nam$l_name == mynam.nam$l_type &&
+ mynam.nam$l_ver == mynam.nam$l_type + 1 &&
+ !(mynam.nam$l_fnb & NAM$M_EXP_NAME))
+ speclen = mynam.nam$l_name - out;
+ out[speclen] = '\0';
+ if (haslower) __mystrtolower(out);
+
+ /* Have we been working with an expanded, but not resultant, spec? */
+ if (!mynam.nam$b_rsl) strcpy(outbuf,esa);
+ return outbuf;
+}
+/*}}}*/
+/* External entry points */
+char *rmsexpand(char *spec, char *buf, char *def, unsigned opt)
+{ return do_rmsexpand(spec,buf,0,def,opt); }
+char *rmsexpand_ts(char *spec, char *buf, char *def, unsigned opt)
+{ return do_rmsexpand(spec,buf,1,def,opt); }
+
+
/*
** The following routines are provided to make life easier when
** converting among VMS-style and Unix-style directory specifications.
** tounixspec() - convert any file spec into a Unix-style file spec.
** tovmsspec() - convert any file spec into a VMS-style spec.
**
-** Copyright 1995 by Charles Bailey <bailey@genetics.upenn.edu>
-** Permission is given for non-commercial use of this code according
-** to the terms of the GNU General Public License or the Perl
-** Artistic License. Copies of each may be found in the Perl
-** standard distribution. This software is supplied without any
-** warranty whatsoever.
+** Copyright 1996 by Charles Bailey <bailey@genetics.upenn.edu>
+** Permission is given to distribute this code as part of the Perl
+** standard distribution under the terms of the GNU General Public
+** License or the Perl Artistic License. Copies of each may be
+** found in the Perl standard distribution.
*/
static char *do_tounixspec(char *, char *, int);
static char *do_fileify_dirspec(char *dir,char *buf,int ts)
{
static char __fileify_retbuf[NAM$C_MAXRSS+1];
- unsigned long int dirlen, retlen, addmfd = 0;
+ unsigned long int dirlen, retlen, addmfd = 0, hasfilename = 0;
char *retspec, *cp1, *cp2, *lastdir;
char trndir[NAM$C_MAXRSS+1], vmsdir[NAM$C_MAXRSS+1];
set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return NULL;
}
dirlen = strlen(dir);
- if (dir[dirlen-1] == '/') dir[--dirlen] = '\0';
+ if (dir[dirlen-1] == '/') --dirlen;
if (!dirlen) {
set_errno(ENOTDIR);
set_vaxc_errno(RMS$_DIR);
dir = trndir;
dirlen = strlen(dir);
}
+ else {
+ strncpy(trndir,dir,dirlen);
+ trndir[dirlen] = '\0';
+ dir = trndir;
+ }
/* If we were handed a rooted logical name or spec, treat it like a
* simple directory, so that
* $ Define myroot dev:[dir.]
dir[dirlen-1] = ']';
}
- if (!strpbrk(dir,"]:>")) { /* Unix-style path or plain dir name */
- if (dir[0] == '.') {
- if (dir[1] == '\0' || (dir[1] == '/' && dir[2] == '\0'))
- return do_fileify_dirspec("[]",buf,ts);
- else if (dir[1] == '.' &&
+ if ((cp1 = strrchr(dir,']')) != NULL || (cp1 = strrchr(dir,'>')) != NULL) {
+ /* If we've got an explicit filename, we can just shuffle the string. */
+ if (*(cp1+1)) hasfilename = 1;
+ /* Similarly, we can just back up a level if we've got multiple levels
+ of explicit directories in a VMS spec which ends with directories. */
+ else {
+ for (cp2 = cp1; cp2 > dir; cp2--) {
+ if (*cp2 == '.') {
+ *cp2 = *cp1; *cp1 = '\0';
+ hasfilename = 1;
+ break;
+ }
+ if (*cp2 == '[' || *cp2 == '<') break;
+ }
+ }
+ }
+
+ if (hasfilename || !strpbrk(dir,"]:>")) { /* Unix-style path or filename */
+ if (dir[0] == '.') {
+ if (dir[1] == '\0' || (dir[1] == '/' && dir[2] == '\0'))
+ return do_fileify_dirspec("[]",buf,ts);
+ else if (dir[1] == '.' &&
(dir[2] == '\0' || (dir[2] == '/' && dir[3] == '\0')))
return do_fileify_dirspec("[-]",buf,ts);
}
dirlen -= 1; /* to last element */
lastdir = strrchr(dir,'/');
}
- else if ((cp1 = strstr(trndir,"/.")) != NULL) {
+ else if ((cp1 = strstr(dir,"/.")) != NULL) {
+ /* If we have "/." or "/..", VMSify it and let the VMS code
+ * below expand it, rather than repeating the code to handle
+ * relative components of a filespec here */
do {
if (*(cp1+2) == '.') cp1++;
if (*(cp1+2) == '/' || *(cp1+2) == '\0') {
- addmfd = 1;
- break;
+ if (do_tovmsspec(dir,vmsdir,0) == NULL) return NULL;
+ if (do_fileify_dirspec(vmsdir,trndir,0) == NULL) return NULL;
+ return do_tounixspec(trndir,buf,ts);
}
cp1++;
} while ((cp1 = strstr(cp1,"/.")) != NULL);
- /* If we have a relative path, VMSify it and let the VMS code
- * below expand it, rather than repeating the code here */
- if (addmfd) {
- if (do_tovmsspec(trndir,vmsdir,0) == NULL) return NULL;
- if (do_fileify_dirspec(vmsdir,trndir,0) == NULL) return NULL;
- return do_tounixspec(trndir,buf,ts);
- }
}
else {
- if (!(lastdir = cp1 = strrchr(dir,'/'))) cp1 = dir;
+ if ( !(lastdir = cp1 = strrchr(dir,'/')) &&
+ !(lastdir = cp1 = strrchr(dir,']')) &&
+ !(lastdir = cp1 = strrchr(dir,'>'))) cp1 = dir;
if ((cp2 = strchr(cp1,'.'))) { /* look for explicit type */
- if (toupper(*(cp2+1)) == 'D' && /* Yep. Is it .dir? */
- toupper(*(cp2+2)) == 'I' &&
- toupper(*(cp2+3)) == 'R') {
- if ((cp1 = strchr(cp2,';')) || (cp1 = strchr(cp2+1,'.'))) {
- if (*(cp1+1) != '1' || *(cp1+2) != '\0') { /* Version is not ;1 */
- set_errno(ENOTDIR); /* Bzzt. */
- set_vaxc_errno(RMS$_DIR);
- return NULL;
- }
- }
- dirlen = cp2 - dir;
- }
- else { /* There's a type, and it's not .dir. Bzzt. */
+ int ver; char *cp3;
+ if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */
+ !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */
+ !*(cp2+3) || toupper(*(cp2+3)) != 'R' ||
+ (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') ||
+ (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 &&
+ (ver || *cp3)))))) {
set_errno(ENOTDIR);
set_vaxc_errno(RMS$_DIR);
return NULL;
}
+ dirlen = cp2 - dir;
}
}
/* If we lead off with a device or rooted logical, add the MFD
return retspec;
}
else { /* VMS-style directory spec */
- char esa[NAM$C_MAXRSS+1], term;
- unsigned long int sts, cmplen, hasdev, hasdir, hastype, hasver;
+ char esa[NAM$C_MAXRSS+1], term, *cp;
+ unsigned long int sts, cmplen, haslower = 0;
struct FAB dirfab = cc$rms_fab;
struct NAM savnam, dirnam = cc$rms_nam;
dirfab.fab$b_dns = 6;
dirnam.nam$b_ess = NAM$C_MAXRSS;
dirnam.nam$l_esa = esa;
+
+ for (cp = dir; *cp; cp++)
+ if (islower(*cp)) { haslower = 1; break; }
if (!((sts = sys$parse(&dirfab))&1)) {
if (dirfab.fab$l_sts == RMS$_DIR) {
dirnam.nam$b_nop |= NAM$M_SYNCHK;
/* We've set up the string up through the filename. Add the
type and version, and we're done. */
strcat(retspec,".DIR;1");
+
+ /* $PARSE may have upcased filespec, so convert output to lower
+ * case if input contained any lowercase characters. */
+ if (haslower) __mystrtolower(retspec);
return retspec;
}
} /* end of do_fileify_dirspec() */
}
dir = trndir;
- if (!strpbrk(dir,"]:>")) { /* Unix-style path or plain dir name */
+ if (!strpbrk(dir,"]:>")) { /* Unix-style path or plain name */
if (*dir == '.' && (*(dir+1) == '\0' ||
(*(dir+1) == '.' && *(dir+2) == '\0')))
retlen = 2 + (*(dir+1) != '\0');
else {
- if (!(cp1 = strrchr(dir,'/'))) cp1 = dir;
- if ((cp2 = strchr(cp1,'.')) && *(cp2+1) != '.') {
- if (toupper(*(cp2+1)) == 'D' && /* They specified .dir. */
- toupper(*(cp2+2)) == 'I' && /* Trim it off. */
- toupper(*(cp2+3)) == 'R') {
- retlen = cp2 - dir + 1;
- }
- else { /* Some other file type. Bzzt. */
+ if ( !(cp1 = strrchr(dir,'/')) &&
+ !(cp1 = strrchr(dir,']')) &&
+ !(cp1 = strrchr(dir,'>')) ) cp1 = dir;
+ if ((cp2 = strchr(cp1,'.')) != NULL &&
+ (*(cp2-1) != '/' || /* Trailing '.', '..', */
+ !(*(cp2+1) == '\0' || /* or '...' are dirs. */
+ (*(cp2+1) == '.' && *(cp2+2) == '\0') ||
+ (*(cp2+1) == '.' && *(cp2+2) == '.' && *(cp2+3) == '\0')))) {
+ int ver; char *cp3;
+ if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */
+ !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */
+ !*(cp2+3) || toupper(*(cp2+3)) != 'R' ||
+ (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') ||
+ (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 &&
+ (ver || *cp3)))))) {
set_errno(ENOTDIR);
set_vaxc_errno(RMS$_DIR);
return NULL;
}
+ retlen = cp2 - dir + 1;
}
else { /* No file type present. Treat the filename as a directory. */
retlen = strlen(dir) + 1;
else retpath[retlen-1] = '\0';
}
else { /* VMS-style directory spec */
- char esa[NAM$C_MAXRSS+1];
- unsigned long int sts, cmplen;
+ char esa[NAM$C_MAXRSS+1], *cp;
+ unsigned long int sts, cmplen, haslower;
struct FAB dirfab = cc$rms_fab;
struct NAM savnam, dirnam = cc$rms_nam;
+ /* If we've got an explicit filename, we can just shuffle the string. */
+ if ( ( (cp1 = strrchr(dir,']')) != NULL ||
+ (cp1 = strrchr(dir,'>')) != NULL ) && *(cp1+1)) {
+ if ((cp2 = strchr(cp1,'.')) != NULL) {
+ int ver; char *cp3;
+ if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */
+ !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */
+ !*(cp2+3) || toupper(*(cp2+3)) != 'R' ||
+ (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') ||
+ (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 &&
+ (ver || *cp3)))))) {
+ set_errno(ENOTDIR);
+ set_vaxc_errno(RMS$_DIR);
+ return NULL;
+ }
+ }
+ else { /* No file type, so just draw name into directory part */
+ for (cp2 = cp1; *cp2; cp2++) ;
+ }
+ *cp2 = *cp1;
+ *(cp2+1) = '\0'; /* OK; trndir is guaranteed to be long enough */
+ *cp1 = '.';
+ /* We've now got a VMS 'path'; fall through */
+ }
dirfab.fab$b_fns = strlen(dir);
dirfab.fab$l_fna = dir;
if (dir[dirfab.fab$b_fns-1] == ']' ||
dirfab.fab$l_nam = &dirnam;
dirnam.nam$b_ess = (unsigned char) sizeof esa - 1;
dirnam.nam$l_esa = esa;
- if (!((sts = sys$parse(&dirfab))&1)) {
+
+ for (cp = dir; *cp; cp++)
+ if (islower(*cp)) { haslower = 1; break; }
+
+ if (!(sts = (sys$parse(&dirfab)&1))) {
if (dirfab.fab$l_sts == RMS$_DIR) {
dirnam.nam$b_nop |= NAM$M_SYNCHK;
sts = sys$parse(&dirfab) & 1;
else if (ts) New(7014,retpath,retlen,char);
else retpath = __pathify_retbuf;
strcpy(retpath,esa);
+ /* $PARSE may have upcased filespec, so convert output to lower
+ * case if input contained any lowercase characters. */
+ if (haslower) __mystrtolower(retpath);
}
return retpath;
{
static char __tounixspec_retbuf[NAM$C_MAXRSS+1];
char *dirend, *rslt, *cp1, *cp2, *cp3, tmp[NAM$C_MAXRSS+1];
- int devlen, dirlen, retlen = NAM$C_MAXRSS+1, dashes = 0;
+ int devlen, dirlen, retlen = NAM$C_MAXRSS+1, expand = 0;
if (spec == NULL) return NULL;
if (strlen(spec) > NAM$C_MAXRSS) return NULL;
cp1 = strchr(spec,'[');
if (!cp1) cp1 = strchr(spec,'<');
if (cp1) {
- for (cp1++; *cp1 == '-'; cp1++) dashes++; /* VMS '-' ==> Unix '../' */
+ for (cp1++; *cp1; cp1++) {
+ if (*cp1 == '-') expand++; /* VMS '-' ==> Unix '../' */
+ if (*cp1 == '.' && *(cp1+1) == '.' && *(cp1+2) == '.')
+ { expand++; cp1 +=2; } /* VMS '...' ==> Unix '/.../' */
+ }
}
- New(7015,rslt,retlen+1+2*dashes,char);
+ New(7015,rslt,retlen+2+2*expand,char);
}
else rslt = __tounixspec_retbuf;
if (strchr(spec,'/') != NULL) {
strcpy(rslt,spec);
return rslt;
}
- if (*cp2 != '[') {
+ if (*cp2 != '[' && *cp2 != '<') {
*(cp1++) = '/';
}
else { /* the VMS spec begins with directories */
cp2++;
- if (*cp2 == '-') {
- while (*cp2 == '-') {
- *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '/';
- cp2++;
- }
- if (*cp2 != '.' && *cp2 != ']' && *cp2 != '>') { /* we don't allow */
- if (ts) Safefree(rslt); /* filespecs like */
- set_errno(EINVAL); set_vaxc_errno(RMS$_SYN); /* [--foo.bar] */
- return NULL;
- }
- cp2++;
+ if (*cp2 == ']' || *cp2 == '>') {
+ *(cp1++) = '.'; *(cp1++) = '/'; *(cp1++) = '\0';
+ return rslt;
}
- else if ( *(cp2) != '.') { /* add the implied device into the Unix spec */
- *(cp1++) = '/';
+ else if ( *cp2 != '.' && *cp2 != '-') { /* add the implied device */
if (getcwd(tmp,sizeof tmp,1) == NULL) {
if (ts) Safefree(rslt);
return NULL;
*(cp3++) = '\0';
if (strchr(cp3,']') != NULL) break;
} while (((cp3 = my_getenv(tmp)) != NULL) && strcpy(tmp,cp3));
- cp3 = tmp;
- while (*cp3) *(cp1++) = *(cp3++);
- *(cp1++) = '/';
- if (ts &&
+ if (ts && !buf &&
((devlen = strlen(tmp)) + (dirlen = strlen(cp2)) + 1 > retlen)) {
- int offset = cp1 - rslt;
-
retlen = devlen + dirlen;
- Renew(rslt,retlen+1+2*dashes,char);
- cp1 = rslt + offset;
+ Renew(rslt,retlen+1+2*expand,char);
+ cp1 = rslt;
}
+ cp3 = tmp;
+ *(cp1++) = '/';
+ while (*cp3) {
+ *(cp1++) = *(cp3++);
+ if (cp1 - rslt > NAM$C_MAXRSS && !ts && !buf) return NULL; /* No room */
+ }
+ *(cp1++) = '/';
+ }
+ else if ( *cp2 == '.') {
+ if (*(cp2+1) == '.' && *(cp2+2) == '.') {
+ *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '/';
+ cp2 += 3;
+ }
+ else cp2++;
}
- else cp2++;
}
for (; cp2 <= dirend; cp2++) {
if (*cp2 == ':') {
*(cp1++) = '/';
if (*(cp2+1) == '[') cp2++;
}
- else if (*cp2 == ']' || *cp2 == '>') *(cp1++) = '/';
+ else if (*cp2 == ']' || *cp2 == '>') {
+ if (*(cp1-1) != '/') *(cp1++) = '/'; /* Don't double after ellipsis */
+ }
else if (*cp2 == '.') {
*(cp1++) = '/';
if (*(cp2+1) == ']' || *(cp2+1) == '>') {
if (!strncmp(cp2,"[000000",7) && (*(cp2+7) == ']' ||
*(cp2+7) == '>' || *(cp2+7) == '.')) cp2 += 7;
}
+ else if ( *(cp2+1) == '.' && *(cp2+2) == '.') {
+ *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) ='/';
+ cp2 += 2;
+ }
}
else if (*cp2 == '-') {
if (*(cp2-1) == '[' || *(cp2-1) == '<' || *(cp2-1) == '.') {
}
if (*cp2 != '.' && *cp2 != ']' && *cp2 != '>') { /* we don't allow */
if (ts) Safefree(rslt); /* filespecs like */
- set_errno(EINVAL); set_vaxc_errno(RMS$_SYN); /* [--foo.bar] */
+ set_errno(EINVAL); set_vaxc_errno(RMS$_SYN); /* [fred.--foo.bar] */
return NULL;
}
- cp2++;
}
else *(cp1++) = *cp2;
}
else strcpy(rslt,path);
return rslt;
}
- if (*(dirend+1) == '.') { /* do we have trailing "/." or "/.."? */
+ if (*(dirend+1) == '.') { /* do we have trailing "/." or "/.." or "/..."? */
if (!*(dirend+2)) dirend +=2;
if (*(dirend+2) == '.' && !*(dirend+3)) dirend += 3;
+ if (*(dirend+2) == '.' && *(dirend+3) == '.' && !*(dirend+4)) dirend += 4;
}
cp1 = rslt;
cp2 = path;
int islnm, rooted;
STRLEN trnend;
+ while (*(cp2+1) == '/') cp2++; /* Skip multiple /s */
while (*(++cp2) != '/' && *cp2) *(cp1++) = *cp2;
*cp1 = '\0';
islnm = my_trnlnm(rslt,trndev,0);
*(cp1++) = '-'; /* "../" --> "-" */
cp2 += 3;
}
+ else if (*(cp2+1) == '.' && *(cp2+2) == '.' &&
+ (*(cp2+3) == '/' || *(cp2+3) == '\0')) {
+ *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; /* ".../" --> "..." */
+ if (!*(cp2+4)) *(cp1++) = '.'; /* Simulate trailing '/' for later */
+ cp2 += 4;
+ }
if (cp2 > dirend) cp2 = dirend;
}
else *(cp1++) = '.';
}
for (; cp2 < dirend; cp2++) {
if (*cp2 == '/') {
+ if (*(cp2-1) == '/') continue;
if (*(cp1-1) != '.') *(cp1++) = '.';
infront = 0;
}
else if (!infront && *cp2 == '.') {
- if (*(cp2+1) == '/') cp2++; /* skip over "./" - it's redundant */
- else if (*(cp2+1) == '\0') { cp2++; break; }
+ if (cp2+1 == dirend || *(cp2+1) == '\0') { cp2++; break; }
+ else if (*(cp2+1) == '/') cp2++; /* skip over "./" - it's redundant */
else if (*(cp2+1) == '.' && (*(cp2+2) == '/' || *(cp2+2) == '\0')) {
if (*(cp1-1) == '-' || *(cp1-1) == '[') *(cp1++) = '-'; /* handle "../" */
else if (*(cp1-2) == '[') *(cp1-1) = '-';
}
}
cp2 += 2;
- if (cp2 == dirend) {
- if (*(cp1-1) == '.') cp1--;
- break;
+ if (cp2 == dirend) break;
+ }
+ else if ( *(cp2+1) == '.' && *(cp2+2) == '.' &&
+ (*(cp2+3) == '/' || *(cp2+3) == '\0') ) {
+ if (*(cp1-1) != '.') *(cp1++) = '.'; /* May already have 1 from '/' */
+ *(cp1++) = '.'; *(cp1++) = '.'; /* ".../" --> "..." */
+ if (!*(cp2+3)) {
+ *(cp1++) = '.'; /* Simulate trailing '/' */
+ cp2 += 2; /* for loop will incr this to == dirend */
}
+ else cp2 += 3; /* Trailing '/' was there, so skip it, too */
}
else *(cp1++) = '_'; /* fix up syntax - '.' in name not allowed */
}
else {
if (!infront && *(cp1-1) == '-') *(cp1++) = '.';
- if (*cp2 == '/') *(cp1++) = '.';
- else if (*cp2 == '.') *(cp1++) = '_';
+ if (*cp2 == '.') *(cp1++) = '_';
else *(cp1++) = *cp2;
infront = 1;
}
{
if (j+1 >= argc)
{
- fprintf(stderr,"No input file after < on command line");
+ PerlIO_printf(Perl_debug_log,"No input file after < on command line");
exit(LIB$_WRONUMARG);
}
in = argv[++j];
{
if (j+1 >= argc)
{
- fprintf(stderr,"No output file after > on command line");
+ PerlIO_printf(Perl_debug_log,"No output file after > on command line");
exit(LIB$_WRONUMARG);
}
out = argv[++j];
out = 1 + ap;
if (j >= argc)
{
- fprintf(stderr,"No output file after > or >> on command line");
+ PerlIO_printf(Perl_debug_log,"No output file after > or >> on command line");
exit(LIB$_WRONUMARG);
}
continue;
err = 2 + ap;
if (j >= argc)
{
- fprintf(stderr,"No output file after 2> or 2>> on command line");
+ PerlIO_printf(Perl_debug_log,"No output file after 2> or 2>> on command line");
exit(LIB$_WRONUMARG);
}
continue;
{
if (j+1 >= argc)
{
- fprintf(stderr,"No command into which to pipe on command line");
+ PerlIO_printf(Perl_debug_log,"No command into which to pipe on command line");
exit(LIB$_WRONUMARG);
}
cmargc = argc-(j+1);
{
if (out != NULL)
{
- fprintf(stderr,"'|' and '>' may not both be specified on command line");
+ PerlIO_printf(Perl_debug_log,"'|' and '>' may not both be specified on command line");
exit(LIB$_INVARGORD);
}
pipe_and_fork(cmargv);
/* Check for input from a pipe (mailbox) */
- if (1 == isapipe(0))
+ if (in == NULL && 1 == isapipe(0))
{
char mbxname[L_tmpnam];
long int bufsize;
/* Input from a pipe, reopen it in binary mode to disable */
/* carriage control processing. */
- if (in != NULL)
- {
- fprintf(stderr,"'|' and '<' may not both be specified on command line");
- exit(LIB$_INVARGORD);
- }
- fgetname(stdin, mbxname,1);
+ PerlIO_getname(stdin, mbxname);
mbxnam.dsc$a_pointer = mbxname;
mbxnam.dsc$w_length = strlen(mbxnam.dsc$a_pointer);
lib$getdvi(&dvi_item, 0, &mbxnam, &bufsize, 0, 0);
freopen(mbxname, "rb", stdin);
if (errno != 0)
{
- fprintf(stderr,"Can't reopen input pipe (name: %s) in binary mode",mbxname);
+ PerlIO_printf(Perl_debug_log,"Can't reopen input pipe (name: %s) in binary mode",mbxname);
exit(vaxc$errno);
}
}
if ((in != NULL) && (NULL == freopen(in, "r", stdin, "mbc=32", "mbf=2")))
{
- fprintf(stderr,"Can't open input file %s as stdin",in);
+ PerlIO_printf(Perl_debug_log,"Can't open input file %s as stdin",in);
exit(vaxc$errno);
}
if ((out != NULL) && (NULL == freopen(out, outmode, stdout, "mbc=32", "mbf=2")))
{
- fprintf(stderr,"Can't open output file %s as stdout",out);
+ PerlIO_printf(Perl_debug_log,"Can't open output file %s as stdout",out);
exit(vaxc$errno);
}
if (err != NULL) {
FILE *tmperr;
if (NULL == (tmperr = fopen(err, errmode, "mbc=32", "mbf=2")))
{
- fprintf(stderr,"Can't open error file %s as stderr",err);
+ PerlIO_printf(Perl_debug_log,"Can't open error file %s as stderr",err);
exit(vaxc$errno);
}
fclose(tmperr);
- if (NULL == freopen(err, "a", stderr, "mbc=32", "mbf=2"))
+ if (NULL == freopen(err, "a", Perl_debug_log, "mbc=32", "mbf=2"))
{
exit(vaxc$errno);
}
}
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "Arglist:\n");
+ PerlIO_printf(Perl_debug_log, "Arglist:\n");
for (j = 0; j < *ac; ++j)
- fprintf(stderr, "argv[%d] = '%s'\n", j, argv[j]);
+ PerlIO_printf(Perl_debug_log, "argv[%d] = '%s'\n", j, argv[j]);
#endif
+ /* Clear errors we may have hit expanding wildcards, so they don't
+ show up in Perl's $! later */
+ set_errno(0); set_vaxc_errno(1);
} /* end of getredirection() */
/*}}}*/
$DESCRIPTOR(resultspec, "");
unsigned long int zero = 0, sts;
- if (strcspn(item, "*%") == strlen(item))
+ if (strcspn(item, "*%") == strlen(item) || strchr(item,' ') != NULL)
{
add_item(head, tail, item, count);
return;
for (c = string; *c; ++c)
if (isupper(*c))
*c = tolower(*c);
- if (isunix) trim_unixpath(item,string);
+ if (isunix) trim_unixpath(string,item,1);
add_item(head, tail, string, count);
++expcount;
}
switch (sts)
{
case RMS$_FNF:
+ case RMS$_DNF:
case RMS$_DIR:
set_errno(ENOENT); break;
case RMS$_DEV:
set_errno(ENODEV); break;
+ case RMS$_FNM:
case RMS$_SYN:
set_errno(EINVAL); break;
case RMS$_PRV:
set_errno(EACCES); break;
default:
- _ckvmssts(sts);
+ _ckvmssts_noperl(sts);
}
}
if (expcount == 0)
add_item(head, tail, item, count);
- _ckvmssts(lib$sfree1_dd(&resultspec));
- _ckvmssts(lib$find_file_end(&context));
+ _ckvmssts_noperl(lib$sfree1_dd(&resultspec));
+ _ckvmssts_noperl(lib$find_file_end(&context));
}
static int child_st[2];/* Event Flag set when child process completes */
if (0 == child_st[0])
{
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "Waiting for Child Process to Finish . . .\n");
+ PerlIO_printf(Perl_debug_log, "Waiting for Child Process to Finish . . .\n");
#endif
fflush(stdout); /* Have to flush pipe for binary data to */
/* terminate properly -- <tp@mccall.com> */
static void sig_child(int chan)
{
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "Child Completion AST\n");
+ PerlIO_printf(Perl_debug_log, "Child Completion AST\n");
#endif
if (child_st[0] == 0)
child_st[0] = 1;
create_mbx(&child_chan,&mbxdsc);
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "Pipe Mailbox Name = '%s'\n", mbxdsc.dsc$a_pointer);
- fprintf(stderr, "Sub Process Command = '%s'\n", cmddsc.dsc$a_pointer);
+ PerlIO_printf(Perl_debug_log, "Pipe Mailbox Name = '%s'\n", mbxdsc.dsc$a_pointer);
+ PerlIO_printf(Perl_debug_log, "Sub Process Command = '%s'\n", cmddsc.dsc$a_pointer);
#endif
- _ckvmssts(lib$spawn(&cmddsc, &mbxdsc, 0, &one,
- 0, &pid, child_st, &zero, sig_child,
- &child_chan));
+ _ckvmssts_noperl(lib$spawn(&cmddsc, &mbxdsc, 0, &one,
+ 0, &pid, child_st, &zero, sig_child,
+ &child_chan));
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "Subprocess's Pid = %08X\n", pid);
+ PerlIO_printf(Perl_debug_log, "Subprocess's Pid = %08X\n", pid);
#endif
sys$dclexh(&exit_block);
if (NULL == freopen(mbxname, "wb", stdout))
{
- fprintf(stderr,"Can't open output pipe (name %s)",mbxname);
+ PerlIO_printf(Perl_debug_log,"Can't open output pipe (name %s)",mbxname);
}
}
}
value.dsc$a_pointer = command;
value.dsc$w_length = strlen(value.dsc$a_pointer);
- _ckvmssts(lib$set_symbol(&cmd, &value));
+ _ckvmssts_noperl(lib$set_symbol(&cmd, &value));
retsts = lib$spawn(&cmd, &null, 0, &flags, 0, &pid);
if (retsts == 0x38250) { /* DCL-W-NOTIFY - We must be BATCH, so retry */
- _ckvmssts(lib$spawn(&cmd, &null, 0, &one, 0, &pid));
+ _ckvmssts_noperl(lib$spawn(&cmd, &null, 0, &one, 0, &pid));
}
else {
- _ckvmssts(retsts);
+ _ckvmssts_noperl(retsts);
}
#ifdef ARGPROC_DEBUG
- fprintf(stderr, "%s\n", command);
+ PerlIO_printf(Perl_debug_log, "%s\n", command);
#endif
sprintf(pidstring, "%08X", pid);
- fprintf(stderr, "%s\n", pidstring);
+ PerlIO_printf(Perl_debug_log, "%s\n", pidstring);
pidstr.dsc$a_pointer = pidstring;
pidstr.dsc$w_length = strlen(pidstr.dsc$a_pointer);
lib$set_symbol(&pidsymbol, &pidstr);
* full path). Note that returned filespec is Unix-style, regardless
* of whether input filespec was VMS-style or Unix-style.
*
- * Returns !=0 on success, 0 on failure.
+ * fspec is filespec to be trimmed, and wildspec is wildcard spec used to
+ * determine prefix (both may be in VMS or Unix syntax). opts is a bit
+ * vector of options; at present, only bit 0 is used, and if set tells
+ * trim unixpath to try the current default directory as a prefix when
+ * presented with a possibly ambiguous ... wildcard.
+ *
+ * Returns !=0 on success, with trimmed filespec replacing contents of
+ * fspec, and 0 on failure, with contents of fpsec unchanged.
*/
-/*{{{int trim_unixpath(char *template, char *fspec)*/
+/*{{{int trim_unixpath(char *fspec, char *wildspec, int opts)*/
int
-trim_unixpath(char *template, char *fspec)
+trim_unixpath(char *fspec, char *wildspec, int opts)
{
- char unixified[NAM$C_MAXRSS+1], *base, *cp1, *cp2;
- register int tmplen;
-
+ char unixified[NAM$C_MAXRSS+1], unixwild[NAM$C_MAXRSS+1],
+ *template, *base, *end, *cp1, *cp2;
+ register int tmplen, reslen = 0, dirs = 0;
+
+ if (!wildspec || !fspec) return 0;
+ if (strpbrk(wildspec,"]>:") != NULL) {
+ if (do_tounixspec(wildspec,unixwild,0) == NULL) return 0;
+ else template = unixwild;
+ }
+ else template = wildspec;
if (strpbrk(fspec,"]>:") != NULL) {
if (do_tounixspec(fspec,unixified,0) == NULL) return 0;
else base = unixified;
+ /* reslen != 0 ==> we had to unixify resultant filespec, so we must
+ * check to see that final result fits into (isn't longer than) fspec */
+ reslen = strlen(fspec);
}
else base = fspec;
- for (cp2 = base; *cp2; cp2++) ; /* Find end of filespec */
-
- /* Find prefix to template consisting of path elements without wildcards */
- if ((cp1 = strpbrk(template,"*%?")) == NULL)
- for (cp1 = template; *cp1; cp1++) ;
- else while (cp1 >= template && *cp1 != '/') cp1--;
- if (cp1 == template) return 1; /* Wildcard was up front - no prefix to clip */
- tmplen = cp1 - template;
-
- /* Try to find template prefix on filespec */
- if (!memcmp(base,template,tmplen)) return 1; /* Nothing before prefix - we're done */
- for (; cp2 - base > tmplen; base++) {
- if (*base != '/') continue;
- if (!memcmp(base + 1,template,tmplen)) break;
- }
- if (cp2 - base == tmplen) return 0; /* Not there - not good */
- base++; /* Move past leading '/' */
- /* Copy down remaining portion of filespec, including trailing NUL */
- memmove(fspec,base,cp2 - base + 1);
- return 1;
+
+ /* No prefix or absolute path on wildcard, so nothing to remove */
+ if (!*template || *template == '/') {
+ if (base == fspec) return 1;
+ tmplen = strlen(unixified);
+ if (tmplen > reslen) return 0; /* not enough space */
+ /* Copy unixified resultant, including trailing NUL */
+ memmove(fspec,unixified,tmplen+1);
+ return 1;
+ }
+
+ for (end = base; *end; end++) ; /* Find end of resultant filespec */
+ if ((cp1 = strstr(template,".../")) == NULL) { /* No ...; just count elts */
+ for (cp1 = template; *cp1; cp1++) if (*cp1 == '/') dirs++;
+ for (cp1 = end ;cp1 >= base; cp1--)
+ if ((*cp1 == '/') && !dirs--) /* postdec so we get front of rel path */
+ { cp1++; break; }
+ if (cp1 != fspec) memmove(fspec,cp1, end - cp1 + 1);
+ return 1;
+ }
+ else {
+ char tpl[NAM$C_MAXRSS+1], lcres[NAM$C_MAXRSS+1];
+ char *front, *nextell, *lcend, *lcfront, *ellipsis = cp1;
+ int ells = 1, totells, segdirs, match;
+ struct dsc$descriptor_s wilddsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, tpl},
+ resdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
+
+ while ((cp1 = strstr(ellipsis+4,".../")) != NULL) {ellipsis = cp1; ells++;}
+ totells = ells;
+ for (cp1 = ellipsis+4; *cp1; cp1++) if (*cp1 == '/') dirs++;
+ if (ellipsis == template && opts & 1) {
+ /* Template begins with an ellipsis. Since we can't tell how many
+ * directory names at the front of the resultant to keep for an
+ * arbitrary starting point, we arbitrarily choose the current
+ * default directory as a starting point. If it's there as a prefix,
+ * clip it off. If not, fall through and act as if the leading
+ * ellipsis weren't there (i.e. return shortest possible path that
+ * could match template).
+ */
+ if (getcwd(tpl, sizeof tpl,0) == NULL) return 0;
+ for (cp1 = tpl, cp2 = base; *cp1 && *cp2; cp1++,cp2++)
+ if (_tolower(*cp1) != _tolower(*cp2)) break;
+ segdirs = dirs - totells; /* Min # of dirs we must have left */
+ for (front = cp2+1; *front; front++) if (*front == '/') segdirs--;
+ if (*cp1 == '\0' && *cp2 == '/' && segdirs < 1) {
+ memcpy(fspec,cp2+1,end - cp2);
+ return 1;
+ }
+ }
+ /* First off, back up over constant elements at end of path */
+ if (dirs) {
+ for (front = end ; front >= base; front--)
+ if (*front == '/' && !dirs--) { front++; break; }
+ }
+ for (cp1=template,cp2=lcres; *cp1 && cp2 <= lcend + sizeof lcend;
+ cp1++,cp2++) *cp2 = _tolower(*cp1); /* Make lc copy for match */
+ if (cp1 != '\0') return 0; /* Path too long. */
+ lcend = cp2;
+ *cp2 = '\0'; /* Pick up with memcpy later */
+ lcfront = lcres + (front - base);
+ /* Now skip over each ellipsis and try to match the path in front of it. */
+ while (ells--) {
+ for (cp1 = ellipsis - 2; cp1 >= template; cp1--)
+ if (*(cp1) == '.' && *(cp1+1) == '.' &&
+ *(cp1+2) == '.' && *(cp1+3) == '/' ) break;
+ if (cp1 < template) break; /* template started with an ellipsis */
+ if (cp1 + 4 == ellipsis) { /* Consecutive ellipses */
+ ellipsis = cp1; continue;
+ }
+ wilddsc.dsc$w_length = resdsc.dsc$w_length = ellipsis - 1 - cp1;
+ nextell = cp1;
+ for (segdirs = 0, cp2 = tpl;
+ cp1 <= ellipsis - 1 && cp2 <= tpl + sizeof tpl;
+ cp1++, cp2++) {
+ if (*cp1 == '?') *cp2 = '%'; /* Substitute VMS' wildcard for Unix' */
+ else *cp2 = _tolower(*cp1); /* else lowercase for match */
+ if (*cp2 == '/') segdirs++;
+ }
+ if (cp1 != ellipsis - 1) return 0; /* Path too long */
+ /* Back up at least as many dirs as in template before matching */
+ for (cp1 = lcfront - 1; segdirs && cp1 >= lcres; cp1--)
+ if (*cp1 == '/' && !segdirs--) { cp1++; break; }
+ for (match = 0; cp1 > lcres;) {
+ resdsc.dsc$a_pointer = cp1;
+ if (str$match_wild(&wilddsc,&resdsc) == STR$_MATCH) {
+ match++;
+ if (match == 1) lcfront = cp1;
+ }
+ for ( ; cp1 >= lcres; cp1--) if (*cp1 == '/') { cp1++; break; }
+ }
+ if (!match) return 0; /* Can't find prefix ??? */
+ if (match > 1 && opts & 1) {
+ /* This ... wildcard could cover more than one set of dirs (i.e.
+ * a set of similar dir names is repeated). If the template
+ * contains more than 1 ..., upstream elements could resolve the
+ * ambiguity, but it's not worth a full backtracking setup here.
+ * As a quick heuristic, clip off the current default directory
+ * if it's present to find the trimmed spec, else use the
+ * shortest string that this ... could cover.
+ */
+ char def[NAM$C_MAXRSS+1], *st;
+
+ if (getcwd(def, sizeof def,0) == NULL) return 0;
+ for (cp1 = def, cp2 = base; *cp1 && *cp2; cp1++,cp2++)
+ if (_tolower(*cp1) != _tolower(*cp2)) break;
+ segdirs = dirs - totells; /* Min # of dirs we must have left */
+ for (st = cp2+1; *st; st++) if (*st == '/') segdirs--;
+ if (*cp1 == '\0' && *cp2 == '/') {
+ memcpy(fspec,cp2+1,end - cp2);
+ return 1;
+ }
+ /* Nope -- stick with lcfront from above and keep going. */
+ }
+ }
+ memcpy(fspec,base + (lcfront - lcres), lcend - lcfront + 1);
+ return 1;
+ ellipsis = nextell;
+ }
} /* end of trim_unixpath() */
/*}}}*/
/*
* VMS readdir() routines.
* Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
- * This code has no copyright.
*
* 21-Jul-1994 Charles Bailey bailey@genetics.upenn.edu
* Minor modifications to original routines.
}
}
- return SS$_NORMAL;
+ return (VMScmd.dsc$w_length > 255 ? CLI$_BUFOVF : SS$_NORMAL);
+
} /* end of setup_cmddsc() */
+
/* {{{ bool vms_do_aexec(SV *really,SV **mark,SV **sp) */
bool
vms_do_aexec(SV *really,SV **mark,SV **sp)
{ /* no vfork - act VMSish */
unsigned long int retsts;
+ TAINT_ENV();
+ TAINT_PROPER("exec");
if ((retsts = setup_cmddsc(cmd,1)) & 1)
retsts = lib$do_command(&VMScmd);
{
unsigned long int substs, hadcmd = 1;
+ TAINT_ENV();
+ TAINT_PROPER("spawn");
if (!cmd || !*cmd) {
hadcmd = 0;
_ckvmssts(lib$spawn(0,0,0,0,0,0,&substs,0,0,0,0,0,0));
set_errno(EVMSERR);
set_vaxc_errno(substs);
if (dowarn)
- warn("Can't exec \"%s\": %s",
+ warn("Can't spawn \"%s\": %s",
hadcmd ? VMScmd.dsc$a_pointer : "", Strerror(errno));
}
vms_execfree();
static struct passwd __pwdcache;
static char __pw_namecache[UAI$S_IDENT+1];
-static char *_mystrtolower(char *str)
-{
- if (str) for (; *str; ++str) *str= tolower(*str);
- return str;
-}
-
/*
* This routine does most of the work extracting the user information.
*/
}
else
strcpy(pwd->pw_unixdir, pwd->pw_dir);
- _mystrtolower(pwd->pw_unixdir);
+ __mystrtolower(pwd->pw_unixdir);
return 1;
}
{
struct dsc$descriptor_s name_desc;
union uicdef uic;
- unsigned long int status, stat;
+ unsigned long int status, sts;
__pwdcache = __passwd_empty;
if (!fillpasswd(name, &__pwdcache)) {
name_desc.dsc$b_dtype= DSC$K_DTYPE_T;
name_desc.dsc$b_class= DSC$K_CLASS_S;
name_desc.dsc$a_pointer= (char *) name;
- if ((stat = sys$asctoid(&name_desc, &uic, 0)) == SS$_NORMAL) {
+ if ((sts = sys$asctoid(&name_desc, &uic, 0)) == SS$_NORMAL) {
__pwdcache.pw_uid= uic.uic$l_uic;
__pwdcache.pw_gid= uic.uic$v_group;
}
else {
- if (stat == SS$_NOSUCHID || stat == SS$_IVIDENT || stat == RMS$_PRV) {
- set_vaxc_errno(stat);
- set_errno(stat == RMS$_PRV ? EACCES : EINVAL);
+ if (sts == SS$_NOSUCHID || sts == SS$_IVIDENT || sts == RMS$_PRV) {
+ set_vaxc_errno(sts);
+ set_errno(sts == RMS$_PRV ? EACCES : EINVAL);
return NULL;
}
- else { _ckvmssts(stat); }
+ else { _ckvmssts(sts); }
}
}
strncpy(__pw_namecache, name, sizeof(__pw_namecache));
else { _ckvmssts(status); }
}
__pw_namecache[lname]= '\0';
- _mystrtolower(__pw_namecache);
+ __mystrtolower(__pw_namecache);
__pwdcache = __passwd_empty;
__pwdcache.pw_name = __pw_namecache;
/*}}}*/
-/* my_gmtime
- * If the CRTL has a real gmtime(), use it, else look for the logical
- * name SYS$TIMEZONE_DIFFERENTIAL used by the native UTC routines on
- * VMS >= 6.0. Can be manually defined under earlier versions of VMS
- * to translate to the number of seconds which must be added to UTC
- * to get to the local time of the system.
- * Contributed by Chuck Lane <lane@duphy4.physics.drexel.edu>
+/* Used for UTC calculation in my_gmtime(), my_localtime(), my_time(),
+ * my_utime(), and flex_stat(), all of which operate on UTC unless
+ * VMSISH_TIMES is true.
+ */
+/* method used to handle UTC conversions:
+ * 1 == CRTL gmtime(); 2 == SYS$TIMEZONE_DIFFERENTIAL; 3 == no correction
*/
+static int gmtime_emulation_type;
+/* number of secs to add to UTC POSIX-style time to get local time */
+static long int utc_offset_secs;
-/*{{{struct tm *my_gmtime(const time_t *time)*/
-/* We #defined 'gmtime' as 'my_gmtime' in vmsish.h. #undef it here
- * so we can call the CRTL's routine to see if it works.
+/* We #defined 'gmtime', 'localtime', and 'time' as 'my_gmtime' etc.
+ * in vmsish.h. #undef them here so we can call the CRTL routines
+ * directly.
*/
#undef gmtime
-struct tm *
-my_gmtime(const time_t *time)
+#undef localtime
+#undef time
+
+/* my_time(), my_localtime(), my_gmtime()
+ * By default traffic in UTC time values, suing CRTL gmtime() or
+ * SYS$TIMEZONE_DIFFERENTIAL to determine offset from local time zone.
+ * Contributed by Chuck Lane <lane@duphy4.physics.drexel.edu>
+ * Modified by Charles Bailey <bailey@genetics.upenn.edu>
+ */
+
+/*{{{time_t my_time(time_t *timep)*/
+time_t my_time(time_t *timep)
{
- static int gmtime_emulation_type;
- static time_t utc_offset_secs;
- char *p;
time_t when;
if (gmtime_emulation_type == 0) {
+ struct tm *tm_p;
+ time_t base = 15 * 86400; /* 15jan71; to avoid month ends */
+
gmtime_emulation_type++;
- when = 300000000;
- if (gmtime(&when) == NULL) { /* CRTL gmtime() is just a stub */
+ if ((tm_p = gmtime(&base)) == NULL) { /* CRTL gmtime() is a fake */
+ char *off;
+
gmtime_emulation_type++;
- if ((p = my_getenv("SYS$TIMEZONE_DIFFERENTIAL")) == NULL)
+ if ((off = my_getenv("SYS$TIMEZONE_DIFFERENTIAL")) == NULL) {
gmtime_emulation_type++;
- else
- utc_offset_secs = (time_t) atol(p);
+ warn("no UTC offset information; assuming local time is UTC");
+ }
+ else { utc_offset_secs = atol(off); }
+ }
+ else { /* We've got a working gmtime() */
+ struct tm gmt, local;
+
+ gmt = *tm_p;
+ tm_p = localtime(&base);
+ local = *tm_p;
+ utc_offset_secs = (local.tm_mday - gmt.tm_mday) * 86400;
+ utc_offset_secs += (local.tm_hour - gmt.tm_hour) * 3600;
+ utc_offset_secs += (local.tm_min - gmt.tm_min) * 60;
+ utc_offset_secs += (local.tm_sec - gmt.tm_sec);
}
}
- switch (gmtime_emulation_type) {
- case 1:
- return gmtime(time);
- case 2:
- when = *time - utc_offset_secs;
- return localtime(&when);
- default:
- warn("gmtime not supported on this system");
- return NULL;
+ when = time(NULL);
+ if (
+# ifdef VMSISH_TIME
+ !VMSISH_TIME &&
+# endif
+ when != -1) when -= utc_offset_secs;
+ if (timep != NULL) *timep = when;
+ return when;
+
+} /* end of my_time() */
+/*}}}*/
+
+
+/*{{{struct tm *my_gmtime(const time_t *timep)*/
+struct tm *
+my_gmtime(const time_t *timep)
+{
+ char *p;
+ time_t when;
+
+ if (timep == NULL) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ return NULL;
}
+ if (*timep == 0) gmtime_emulation_type = 0; /* possibly reset TZ */
+ if (gmtime_emulation_type == 0) (void) my_time(NULL); /* Init UTC */
+
+ when = *timep;
+# ifdef VMSISH_TIME
+ if (VMSISH_TIME) when -= utc_offset_secs; /* Input was local time */
+# endif
+ /* CRTL localtime() wants local time as input, so does no tz correction */
+ return localtime(&when);
+
} /* end of my_gmtime() */
-/* Reset definition for later calls */
-#define gmtime(t) my_gmtime(t)
/*}}}*/
+/*{{{struct tm *my_localtime(const time_t *timep)*/
+struct tm *
+my_localtime(const time_t *timep)
+{
+ time_t when;
+
+ if (timep == NULL) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ return NULL;
+ }
+ if (*timep == 0) gmtime_emulation_type = 0; /* possibly reset TZ */
+ if (gmtime_emulation_type == 0) (void) my_time(NULL); /* Init UTC */
+
+ when = *timep;
+# ifdef VMSISH_TIME
+ if (!VMSISH_TIME) when += utc_offset_secs; /* Input was UTC */
+# endif
+ /* CRTL localtime() wants local time as input, so does no tz correction */
+ return localtime(&when);
+
+} /* end of my_localtime() */
+/*}}}*/
+
+/* Reset definitions for later calls */
+#define gmtime(t) my_gmtime(t)
+#define localtime(t) my_localtime(t)
+#define time(t) my_time(t)
+
+
+/* my_utime - update modification time of a file
+ * calling sequence is identical to POSIX utime(), but under
+ * VMS only the modification time is changed; ODS-2 does not
+ * maintain access times. Restrictions differ from the POSIX
+ * definition in that the time can be changed as long as the
+ * caller has permission to execute the necessary IO$_MODIFY $QIO;
+ * no separate checks are made to insure that the caller is the
+ * owner of the file or has special privs enabled.
+ * Code here is based on Joe Meadows' FILE utility.
+ */
+
+/* Adjustment from Unix epoch (01-JAN-1970 00:00:00.00)
+ * to VMS epoch (01-JAN-1858 00:00:00.00)
+ * in 100 ns intervals.
+ */
+static const long int utime_baseadjust[2] = { 0x4beb4000, 0x7c9567 };
+
+/*{{{int my_utime(char *path, struct utimbuf *utimes)*/
+int my_utime(char *file, struct utimbuf *utimes)
+{
+ register int i;
+ long int bintime[2], len = 2, lowbit, unixtime,
+ secscale = 10000000; /* seconds --> 100 ns intervals */
+ unsigned long int chan, iosb[2], retsts;
+ char vmsspec[NAM$C_MAXRSS+1], rsa[NAM$C_MAXRSS], esa[NAM$C_MAXRSS];
+ struct FAB myfab = cc$rms_fab;
+ struct NAM mynam = cc$rms_nam;
+#if defined (__DECC) && defined (__VAX)
+ /* VAX DEC C atrdef.h has unsigned type for pointer member atr$l_addr,
+ * at least through VMS V6.1, which causes a type-conversion warning.
+ */
+# pragma message save
+# pragma message disable cvtdiftypes
+#endif
+ struct atrdef myatr[2] = {{sizeof bintime, ATR$C_REVDATE, bintime}, {0,0,0}};
+ struct fibdef myfib;
+#if defined (__DECC) && defined (__VAX)
+ /* This should be right after the declaration of myatr, but due
+ * to a bug in VAX DEC C, this takes effect a statement early.
+ */
+# pragma message restore
+#endif
+ struct dsc$descriptor fibdsc = {sizeof(myfib), DSC$K_DTYPE_Z, DSC$K_CLASS_S,(char *) &myfib},
+ devdsc = {0,DSC$K_DTYPE_T, DSC$K_CLASS_S,0},
+ fnmdsc = {0,DSC$K_DTYPE_T, DSC$K_CLASS_S,0};
+
+ if (file == NULL || *file == '\0') {
+ set_errno(ENOENT);
+ set_vaxc_errno(LIB$_INVARG);
+ return -1;
+ }
+ if (do_tovmsspec(file,vmsspec,0) == NULL) return -1;
+
+ if (utimes != NULL) {
+ /* Convert Unix time (seconds since 01-JAN-1970 00:00:00.00)
+ * to VMS quadword time (100 nsec intervals since 01-JAN-1858 00:00:00.00).
+ * Since time_t is unsigned long int, and lib$emul takes a signed long int
+ * as input, we force the sign bit to be clear by shifting unixtime right
+ * one bit, then multiplying by an extra factor of 2 in lib$emul().
+ */
+ lowbit = (utimes->modtime & 1) ? secscale : 0;
+ unixtime = (long int) utimes->modtime;
+# ifdef VMSISH_TIME
+ if (!VMSISH_TIME) { /* Input was UTC; convert to local for sys svc */
+ if (!gmtime_emulation_type) (void) time(NULL); /* Initialize UTC */
+ unixtime += utc_offset_secs;
+ }
+# endif
+ unixtime >> 1; secscale << 1;
+ retsts = lib$emul(&secscale, &unixtime, &lowbit, bintime);
+ if (!(retsts & 1)) {
+ set_errno(EVMSERR);
+ set_vaxc_errno(retsts);
+ return -1;
+ }
+ retsts = lib$addx(bintime,utime_baseadjust,bintime,&len);
+ if (!(retsts & 1)) {
+ set_errno(EVMSERR);
+ set_vaxc_errno(retsts);
+ return -1;
+ }
+ }
+ else {
+ /* Just get the current time in VMS format directly */
+ retsts = sys$gettim(bintime);
+ if (!(retsts & 1)) {
+ set_errno(EVMSERR);
+ set_vaxc_errno(retsts);
+ return -1;
+ }
+ }
+
+ myfab.fab$l_fna = vmsspec;
+ myfab.fab$b_fns = (unsigned char) strlen(vmsspec);
+ myfab.fab$l_nam = &mynam;
+ mynam.nam$l_esa = esa;
+ mynam.nam$b_ess = (unsigned char) sizeof esa;
+ mynam.nam$l_rsa = rsa;
+ mynam.nam$b_rss = (unsigned char) sizeof rsa;
+
+ /* Look for the file to be affected, letting RMS parse the file
+ * specification for us as well. I have set errno using only
+ * values documented in the utime() man page for VMS POSIX.
+ */
+ retsts = sys$parse(&myfab,0,0);
+ if (!(retsts & 1)) {
+ set_vaxc_errno(retsts);
+ if (retsts == RMS$_PRV) set_errno(EACCES);
+ else if (retsts == RMS$_DIR) set_errno(ENOTDIR);
+ else set_errno(EVMSERR);
+ return -1;
+ }
+ retsts = sys$search(&myfab,0,0);
+ if (!(retsts & 1)) {
+ set_vaxc_errno(retsts);
+ if (retsts == RMS$_PRV) set_errno(EACCES);
+ else if (retsts == RMS$_FNF) set_errno(ENOENT);
+ else set_errno(EVMSERR);
+ return -1;
+ }
+
+ devdsc.dsc$w_length = mynam.nam$b_dev;
+ devdsc.dsc$a_pointer = (char *) mynam.nam$l_dev;
+
+ retsts = sys$assign(&devdsc,&chan,0,0);
+ if (!(retsts & 1)) {
+ set_vaxc_errno(retsts);
+ if (retsts == SS$_IVDEVNAM) set_errno(ENOTDIR);
+ else if (retsts == SS$_NOPRIV) set_errno(EACCES);
+ else if (retsts == SS$_NOSUCHDEV) set_errno(ENOTDIR);
+ else set_errno(EVMSERR);
+ return -1;
+ }
+
+ fnmdsc.dsc$a_pointer = mynam.nam$l_name;
+ fnmdsc.dsc$w_length = mynam.nam$b_name + mynam.nam$b_type + mynam.nam$b_ver;
+
+ memset((void *) &myfib, 0, sizeof myfib);
+#ifdef __DECC
+ for (i=0;i<3;i++) myfib.fib$w_fid[i] = mynam.nam$w_fid[i];
+ for (i=0;i<3;i++) myfib.fib$w_did[i] = mynam.nam$w_did[i];
+ /* This prevents the revision time of the file being reset to the current
+ * time as a result of our IO$_MODIFY $QIO. */
+ myfib.fib$l_acctl = FIB$M_NORECORD;
+#else
+ for (i=0;i<3;i++) myfib.fib$r_fid_overlay.fib$w_fid[i] = mynam.nam$w_fid[i];
+ for (i=0;i<3;i++) myfib.fib$r_did_overlay.fib$w_did[i] = mynam.nam$w_did[i];
+ myfib.fib$r_acctl_overlay.fib$l_acctl = FIB$M_NORECORD;
+#endif
+ retsts = sys$qiow(0,chan,IO$_MODIFY,iosb,0,0,&fibdsc,&fnmdsc,0,0,myatr,0);
+ _ckvmssts(sys$dassgn(chan));
+ if (retsts & 1) retsts = iosb[0];
+ if (!(retsts & 1)) {
+ set_vaxc_errno(retsts);
+ if (retsts == SS$_NOPRIV) set_errno(EACCES);
+ else set_errno(EVMSERR);
+ return -1;
+ }
+
+ return 0;
+} /* end of my_utime() */
+/*}}}*/
+
/*
* flex_stat, flex_fstat
* basic stat, but gets it right when asked to stat
* on the first call.
*/
#define LOCKID_MASK 0x80000000 /* Use 0 to force device name use only */
-static dev_t encode_dev (const char *dev)
+static mydev_t encode_dev (const char *dev)
{
int i;
unsigned long int f;
- dev_t enc;
+ mydev_t enc;
char c;
const char *q;
/* Do the permissions allow some operation? Assumes statcache already set. */
/* Do this via $Check_Access on VMS, since the CRTL stat() returns only a
- * subset of the applicable information.
+ * subset of the applicable information. (We have to stick with struct
+ * stat instead of struct mystat in the prototype since we have to match
+ * the one in proto.h.)
*/
/*{{{I32 cando(I32 bit, I32 effective, struct stat *statbufp)*/
I32
cando(I32 bit, I32 effective, struct stat *statbufp)
{
- if (statbufp == &statcache)
- return cando_by_name(bit,effective,namecache);
+ if (statbufp == &statcache) return cando_by_name(bit,effective,namecache);
else {
char fname[NAM$C_MAXRSS+1];
unsigned long int retsts;
/* If the struct mystat is stale, we're OOL; stat() overwrites the
device name on successive calls */
- devdsc.dsc$a_pointer = statbufp->st_devnam;
- devdsc.dsc$w_length = strlen(statbufp->st_devnam);
+ devdsc.dsc$a_pointer = ((struct mystat *)statbufp)->st_devnam;
+ devdsc.dsc$w_length = strlen(((struct mystat *)statbufp)->st_devnam);
namdsc.dsc$a_pointer = fname;
namdsc.dsc$w_length = sizeof fname - 1;
- retsts = lib$fid_to_name(&devdsc,&(statbufp->st_ino),&namdsc,
- &namdsc.dsc$w_length,0,0);
+ retsts = lib$fid_to_name(&devdsc,&(((struct mystat *)statbufp)->st_ino),
+ &namdsc,&namdsc.dsc$w_length,0,0);
if (retsts & 1) {
fname[namdsc.dsc$w_length] = '\0';
return cando_by_name(bit,effective,fname);
static char usrname[L_cuserid];
static struct dsc$descriptor_s usrdsc =
{0, DSC$K_DTYPE_T, DSC$K_CLASS_S, usrname};
-
+ char vmsname[NAM$C_MAXRSS+1], fileified[NAM$C_MAXRSS+1];
unsigned long int objtyp = ACL$C_FILE, access, retsts, privused, iosb[2];
unsigned short int retlen;
struct dsc$descriptor_s namdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
{0,0,0,0}};
if (!fname || !*fname) return FALSE;
+ /* Make sure we expand logical names, since sys$check_access doesn't */
+ if (!strpbrk(fname,"/]>:")) {
+ strcpy(fileified,fname);
+ while (!strpbrk(fileified,"/]>:>") && my_trnlnm(fileified,fileified,0)) ;
+ fname = fileified;
+ }
+ if (!do_tovmsspec(fname,vmsname,1)) return FALSE;
+ retlen = namdsc.dsc$w_length = strlen(vmsname);
+ namdsc.dsc$a_pointer = vmsname;
+ if (vmsname[retlen-1] == ']' || vmsname[retlen-1] == '>' ||
+ vmsname[retlen-1] == ':') {
+ if (!do_fileify_dirspec(vmsname,fileified,1)) return FALSE;
+ namdsc.dsc$w_length = strlen(fileified);
+ namdsc.dsc$a_pointer = fileified;
+ }
+
if (!usrdsc.dsc$w_length) {
cuserid(usrname);
usrdsc.dsc$w_length = strlen(usrname);
}
- namdsc.dsc$w_length = strlen(fname);
- namdsc.dsc$a_pointer = fname;
+
switch (bit) {
case S_IXUSR:
case S_IXGRP:
}
retsts = sys$check_access(&objtyp,&namdsc,&usrdsc,armlst);
- if (retsts == SS$_NOPRIV || retsts == SS$_NOSUCHOBJ || retsts == RMS$_FNF ||
- retsts == RMS$_DIR || retsts == RMS$_DEV) return FALSE;
+ if (retsts == SS$_NOPRIV || retsts == SS$_NOSUCHOBJECT ||
+ retsts == SS$_INVFILFOROP || retsts == RMS$_FNF ||
+ retsts == RMS$_DIR || retsts == RMS$_DEV) {
+ set_vaxc_errno(retsts);
+ if (retsts == SS$_NOPRIV) set_errno(EACCES);
+ else if (retsts == SS$_INVFILFOROP) set_errno(EINVAL);
+ else set_errno(ENOENT);
+ return FALSE;
+ }
if (retsts == SS$_NORMAL) {
if (!privused) return TRUE;
/* We can get access, but only by using privs. Do we have the
/*}}}*/
-/*{{{ int flex_fstat(int fd, struct stat *statbuf)*/
+/*{{{ int flex_fstat(int fd, struct mystat *statbuf)*/
int
-flex_fstat(int fd, struct stat *statbuf)
+flex_fstat(int fd, struct mystat *statbufp)
{
- char fspec[NAM$C_MAXRSS+1];
-
- if (!getname(fd,fspec,1)) return -1;
- return flex_stat(fspec,statbuf);
+ if (!fstat(fd,(stat_t *) statbufp)) {
+ if (statbufp == (struct mystat *) &statcache) *namecache == '\0';
+ statbufp->st_dev = encode_dev(statbufp->st_devnam);
+# ifdef VMSISH_TIME
+ if (!VMSISH_TIME) { /* Return UTC instead of local time */
+# else
+ if (1) {
+# endif
+ if (!gmtime_emulation_type) (void)time(NULL);
+ statbufp->st_mtime -= utc_offset_secs;
+ statbufp->st_atime -= utc_offset_secs;
+ statbufp->st_ctime -= utc_offset_secs;
+ }
+ return 0;
+ }
+ return -1;
} /* end of flex_fstat() */
/*}}}*/
-/*{{{ int flex_stat(char *fspec, struct stat *statbufp)*/
-/* We defined 'stat' as 'mystat' in vmsish.h so that declarations of
- * 'struct stat' elsewhere in Perl would use our struct. We go back
- * to the system version here, since we're actually calling their
- * stat().
- */
-#undef stat
+/*{{{ int flex_stat(char *fspec, struct mystat *statbufp)*/
int
flex_stat(char *fspec, struct mystat *statbufp)
{
char fileified[NAM$C_MAXRSS+1];
- int retval,myretval;
- struct mystat tmpbuf;
+ int retval = -1;
-
- if (statbufp == &statcache) do_tovmsspec(fspec,namecache,0);
+ if (statbufp == (struct mystat *) &statcache)
+ do_tovmsspec(fspec,namecache,0);
if (is_null_device(fspec)) { /* Fake a stat() for the null device */
memset(statbufp,0,sizeof *statbufp);
statbufp->st_dev = encode_dev("_NLA0:");
return 0;
}
- if (do_fileify_dirspec(fspec,fileified,0) == NULL) myretval = -1;
- else {
- myretval = stat(fileified,(stat_t *) &tmpbuf);
- }
- retval = stat(fspec,(stat_t *) statbufp);
- if (!myretval) {
- if (retval == -1) {
- *statbufp = tmpbuf;
- retval = 0;
- }
- else if (!retval) { /* Dir with same name. Substitute it. */
- statbufp->st_mode &= ~S_IFDIR;
- statbufp->st_mode |= tmpbuf.st_mode & S_IFDIR;
+ /* Try for a directory name first. If fspec contains a filename without
+ * a type (e.g. sea:[dark.dark]water), and both sea:[wine.dark]water.dir
+ * and sea:[wine.dark]water. exist, we prefer the directory here.
+ * Similarly, sea:[wine.dark] returns the result for sea:[wine]dark.dir,
+ * not sea:[wine.dark]., if the latter exists. If the intended target is
+ * the file with null type, specify this by calling flex_stat() with
+ * a '.' at the end of fspec.
+ */
+ if (do_fileify_dirspec(fspec,fileified,0) != NULL) {
+ retval = stat(fileified,(stat_t *) statbufp);
+ if (!retval && statbufp == (struct mystat *) &statcache)
strcpy(namecache,fileified);
+ }
+ if (retval) retval = stat(fspec,(stat_t *) statbufp);
+ if (!retval) {
+ statbufp->st_dev = encode_dev(statbufp->st_devnam);
+# ifdef VMSISH_TIME
+ if (!VMSISH_TIME) { /* Return UTC instead of local time */
+# else
+ if (1) {
+# endif
+ if (!gmtime_emulation_type) (void)time(NULL);
+ statbufp->st_mtime -= utc_offset_secs;
+ statbufp->st_atime -= utc_offset_secs;
+ statbufp->st_ctime -= utc_offset_secs;
}
}
- if (!retval) statbufp->st_dev = encode_dev(statbufp->st_devnam);
return retval;
} /* end of flex_stat() */
-/* Reset definition for later calls */
-#define stat mystat
/*}}}*/
+/* Insures that no carriage-control translation will be done on a file. */
+/*{{{FILE *my_binmode(FILE *fp, char iotype)*/
+FILE *
+my_binmode(FILE *fp, char iotype)
+{
+ char filespec[NAM$C_MAXRSS], *acmode;
+ fpos_t pos;
+
+ if (!fgetname(fp,filespec)) return NULL;
+ if (iotype != '-' && fgetpos(fp,&pos) == -1) return NULL;
+ switch (iotype) {
+ case '<': case 'r': acmode = "rb"; break;
+ case '>': case 'w':
+ /* use 'a' instead of 'w' to avoid creating new file;
+ fsetpos below will take care of restoring file position */
+ case 'a': acmode = "ab"; break;
+ case '+': case '|': case 's': acmode = "rb+"; break;
+ case '-': acmode = fileno(fp) ? "ab" : "rb"; break;
+ default:
+ warn("Unrecognized iotype %c in my_binmode",iotype);
+ acmode = "rb+";
+ }
+ if (freopen(filespec,acmode,fp) == NULL) return NULL;
+ if (iotype != '-' && fsetpos(fp,&pos) == -1) return NULL;
+ return fp;
+} /* end of my_binmode() */
+/*}}}*/
+
+
/*{{{char *my_getlogin()*/
/* VMS cuserid == Unix getlogin, except calling sequence */
char *
/*}}}*/
+/* rmscopy - copy a file using VMS RMS routines
+ *
+ * Copies contents and attributes of spec_in to spec_out, except owner
+ * and protection information. Name and type of spec_in are used as
+ * defaults for spec_out. The third parameter specifies whether rmscopy()
+ * should try to propagate timestamps from the input file to the output file.
+ * If it is less than 0, no timestamps are preserved. If it is 0, then
+ * rmscopy() will behave similarly to the DCL COPY command: timestamps are
+ * propagated to the output file at creation iff the output file specification
+ * did not contain an explicit name or type, and the revision date is always
+ * updated at the end of the copy operation. If it is greater than 0, then
+ * it is interpreted as a bitmask, in which bit 0 indicates that timestamps
+ * other than the revision date should be propagated, and bit 1 indicates
+ * that the revision date should be propagated.
+ *
+ * Returns 1 on success; returns 0 and sets errno and vaxc$errno on failure.
+ *
+ * Copyright 1996 by Charles Bailey <bailey@genetics.upenn.edu>.
+ * Incorporates, with permission, some code from EZCOPY by Tim Adye
+ * <T.J.Adye@rl.ac.uk>. Permission is given to distribute this code
+ * as part of the Perl standard distribution under the terms of the
+ * GNU General Public License or the Perl Artistic License. Copies
+ * of each may be found in the Perl standard distribution.
+ */
+/*{{{int rmscopy(char *src, char *dst, int preserve_dates)*/
+int
+rmscopy(char *spec_in, char *spec_out, int preserve_dates)
+{
+ char vmsin[NAM$C_MAXRSS+1], vmsout[NAM$C_MAXRSS+1], esa[NAM$C_MAXRSS],
+ rsa[NAM$C_MAXRSS], ubf[32256];
+ unsigned long int i, sts, sts2;
+ struct FAB fab_in, fab_out;
+ struct RAB rab_in, rab_out;
+ struct NAM nam;
+ struct XABDAT xabdat;
+ struct XABFHC xabfhc;
+ struct XABRDT xabrdt;
+ struct XABSUM xabsum;
+
+ if (!spec_in || !*spec_in || !do_tovmsspec(spec_in,vmsin,1) ||
+ !spec_out || !*spec_out || !do_tovmsspec(spec_out,vmsout,1)) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ return 0;
+ }
+
+ fab_in = cc$rms_fab;
+ fab_in.fab$l_fna = vmsin;
+ fab_in.fab$b_fns = strlen(vmsin);
+ fab_in.fab$b_shr = FAB$M_SHRPUT | FAB$M_UPI;
+ fab_in.fab$b_fac = FAB$M_BIO | FAB$M_GET;
+ fab_in.fab$l_fop = FAB$M_SQO;
+ fab_in.fab$l_nam = &nam;
+ fab_in.fab$l_xab = (void *) &xabdat;
+
+ nam = cc$rms_nam;
+ nam.nam$l_rsa = rsa;
+ nam.nam$b_rss = sizeof(rsa);
+ nam.nam$l_esa = esa;
+ nam.nam$b_ess = sizeof (esa);
+ nam.nam$b_esl = nam.nam$b_rsl = 0;
+
+ xabdat = cc$rms_xabdat; /* To get creation date */
+ xabdat.xab$l_nxt = (void *) &xabfhc;
+
+ xabfhc = cc$rms_xabfhc; /* To get record length */
+ xabfhc.xab$l_nxt = (void *) &xabsum;
+
+ xabsum = cc$rms_xabsum; /* To get key and area information */
+
+ if (!((sts = sys$open(&fab_in)) & 1)) {
+ set_vaxc_errno(sts);
+ switch (sts) {
+ case RMS$_FNF:
+ case RMS$_DIR:
+ set_errno(ENOENT); break;
+ case RMS$_DEV:
+ set_errno(ENODEV); break;
+ case RMS$_SYN:
+ set_errno(EINVAL); break;
+ case RMS$_PRV:
+ set_errno(EACCES); break;
+ default:
+ set_errno(EVMSERR);
+ }
+ return 0;
+ }
+
+ fab_out = fab_in;
+ fab_out.fab$w_ifi = 0;
+ fab_out.fab$b_fac = FAB$M_BIO | FAB$M_PUT;
+ fab_out.fab$b_shr = FAB$M_SHRGET | FAB$M_UPI;
+ fab_out.fab$l_fop = FAB$M_SQO;
+ fab_out.fab$l_fna = vmsout;
+ fab_out.fab$b_fns = strlen(vmsout);
+ fab_out.fab$l_dna = nam.nam$l_name;
+ fab_out.fab$b_dns = nam.nam$l_name ? nam.nam$b_name + nam.nam$b_type : 0;
+
+ if (preserve_dates == 0) { /* Act like DCL COPY */
+ nam.nam$b_nop = NAM$M_SYNCHK;
+ fab_out.fab$l_xab = NULL; /* Don't disturb data from input file */
+ if (!((sts = sys$parse(&fab_out)) & 1)) {
+ set_errno(sts == RMS$_SYN ? EINVAL : EVMSERR);
+ set_vaxc_errno(sts);
+ return 0;
+ }
+ fab_out.fab$l_xab = (void *) &xabdat;
+ if (nam.nam$l_fnb & (NAM$M_EXP_NAME | NAM$M_EXP_TYPE)) preserve_dates = 1;
+ }
+ fab_out.fab$l_nam = (void *) 0; /* Done with NAM block */
+ if (preserve_dates < 0) /* Clear all bits; we'll use it as a */
+ preserve_dates =0; /* bitmask from this point forward */
+
+ if (!(preserve_dates & 1)) fab_out.fab$l_xab = (void *) &xabfhc;
+ if (!((sts = sys$create(&fab_out)) & 1)) {
+ set_vaxc_errno(sts);
+ switch (sts) {
+ case RMS$_DIR:
+ set_errno(ENOENT); break;
+ case RMS$_DEV:
+ set_errno(ENODEV); break;
+ case RMS$_SYN:
+ set_errno(EINVAL); break;
+ case RMS$_PRV:
+ set_errno(EACCES); break;
+ default:
+ set_errno(EVMSERR);
+ }
+ return 0;
+ }
+ fab_out.fab$l_fop |= FAB$M_DLT; /* in case we have to bail out */
+ if (preserve_dates & 2) {
+ /* sys$close() will process xabrdt, not xabdat */
+ xabrdt = cc$rms_xabrdt;
+#ifndef __GNUC__
+ xabrdt.xab$q_rdt = xabdat.xab$q_rdt;
+#else
+ /* gcc doesn't like the assignment, since its prototype for xab$q_rdt
+ * is unsigned long[2], while DECC & VAXC use a struct */
+ memcpy(xabrdt.xab$q_rdt,xabdat.xab$q_rdt,sizeof xabrdt.xab$q_rdt);
+#endif
+ fab_out.fab$l_xab = (void *) &xabrdt;
+ }
+
+ rab_in = cc$rms_rab;
+ rab_in.rab$l_fab = &fab_in;
+ rab_in.rab$l_rop = RAB$M_BIO;
+ rab_in.rab$l_ubf = ubf;
+ rab_in.rab$w_usz = sizeof ubf;
+ if (!((sts = sys$connect(&rab_in)) & 1)) {
+ sys$close(&fab_in); sys$close(&fab_out);
+ set_errno(EVMSERR); set_vaxc_errno(sts);
+ return 0;
+ }
+
+ rab_out = cc$rms_rab;
+ rab_out.rab$l_fab = &fab_out;
+ rab_out.rab$l_rbf = ubf;
+ if (!((sts = sys$connect(&rab_out)) & 1)) {
+ sys$close(&fab_in); sys$close(&fab_out);
+ set_errno(EVMSERR); set_vaxc_errno(sts);
+ return 0;
+ }
+
+ while ((sts = sys$read(&rab_in))) { /* always true */
+ if (sts == RMS$_EOF) break;
+ rab_out.rab$w_rsz = rab_in.rab$w_rsz;
+ if (!(sts & 1) || !((sts = sys$write(&rab_out)) & 1)) {
+ sys$close(&fab_in); sys$close(&fab_out);
+ set_errno(EVMSERR); set_vaxc_errno(sts);
+ return 0;
+ }
+ }
+
+ fab_out.fab$l_fop &= ~FAB$M_DLT; /* We got this far; keep the output */
+ sys$close(&fab_in); sys$close(&fab_out);
+ sts = (fab_in.fab$l_sts & 1) ? fab_out.fab$l_sts : fab_in.fab$l_sts;
+ if (!(sts & 1)) {
+ set_errno(EVMSERR); set_vaxc_errno(sts);
+ return 0;
+ }
+
+ return 1;
+
+} /* end of rmscopy() */
+/*}}}*/
+
+
/*** The following glue provides 'hooks' to make some of the routines
* from this file available from Perl. These routines are sufficiently
* basic, and are required sufficiently early in the build process,
*/
void
+rmsexpand_fromperl(CV *cv)
+{
+ dXSARGS;
+ char *fspec, *defspec = NULL, *rslt;
+
+ if (!items || items > 2)
+ croak("Usage: VMS::Filespec::rmsexpand(spec[,defspec])");
+ fspec = SvPV(ST(0),na);
+ if (!fspec || !*fspec) XSRETURN_UNDEF;
+ if (items == 2) defspec = SvPV(ST(1),na);
+
+ rslt = do_rmsexpand(fspec,NULL,1,defspec,0);
+ ST(0) = sv_newmortal();
+ if (rslt != NULL) sv_usepvn(ST(0),rslt,strlen(rslt));
+ XSRETURN(1);
+}
+
+void
vmsify_fromperl(CV *cv)
{
dXSARGS;
candelete_fromperl(CV *cv)
{
dXSARGS;
- char vmsspec[NAM$C_MAXRSS+1];
+ char fspec[NAM$C_MAXRSS+1], *fsp;
+ SV *mysv;
+ IO *io;
if (items != 1) croak("Usage: VMS::Filespec::candelete(spec)");
- if (do_tovmsspec(SvPV(ST(0),na),buf,0) && cando_by_name(S_IDUSR,0,buf))
- ST(0) = &sv_yes;
- else ST(0) = &sv_no;
+
+ mysv = SvROK(ST(0)) ? SvRV(ST(0)) : ST(0);
+ if (SvTYPE(mysv) == SVt_PVGV) {
+ if (!(io = GvIOp(mysv)) || !fgetname(IoIFP(io),fspec)) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ fsp = fspec;
+ }
+ else {
+ if (mysv != ST(0) || !(fsp = SvPV(mysv,na)) || !*fsp) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ }
+
+ ST(0) = cando_by_name(S_IDUSR,0,fsp) ? &sv_yes : &sv_no;
+ XSRETURN(1);
+}
+
+void
+rmscopy_fromperl(CV *cv)
+{
+ dXSARGS;
+ char inspec[NAM$C_MAXRSS+1], outspec[NAM$C_MAXRSS+1], *inp, *outp;
+ int date_flag;
+ struct dsc$descriptor indsc = { 0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0},
+ outdsc = { 0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0};
+ unsigned long int sts;
+ SV *mysv;
+ IO *io;
+
+ if (items < 2 || items > 3)
+ croak("Usage: File::Copy::rmscopy(from,to[,date_flag])");
+
+ mysv = SvROK(ST(0)) ? SvRV(ST(0)) : ST(0);
+ if (SvTYPE(mysv) == SVt_PVGV) {
+ if (!(io = GvIOp(mysv)) || !fgetname(IoIFP(io),inspec)) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ inp = inspec;
+ }
+ else {
+ if (mysv != ST(0) || !(inp = SvPV(mysv,na)) || !*inp) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ }
+ mysv = SvROK(ST(1)) ? SvRV(ST(1)) : ST(1);
+ if (SvTYPE(mysv) == SVt_PVGV) {
+ if (!(io = GvIOp(mysv)) || !fgetname(IoIFP(io),outspec)) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ outp = outspec;
+ }
+ else {
+ if (mysv != ST(1) || !(outp = SvPV(mysv,na)) || !*outp) {
+ set_errno(EINVAL); set_vaxc_errno(LIB$_INVARG);
+ ST(0) = &sv_no;
+ XSRETURN(1);
+ }
+ }
+ date_flag = (items == 3) ? SvIV(ST(2)) : 0;
+
+ ST(0) = rmscopy(inp,outp,date_flag) ? &sv_yes : &sv_no;
XSRETURN(1);
}
{
char* file = __FILE__;
- newXS("VMS::Filespec::vmsify",vmsify_fromperl,file);
- newXS("VMS::Filespec::unixify",unixify_fromperl,file);
- newXS("VMS::Filespec::pathify",pathify_fromperl,file);
- newXS("VMS::Filespec::fileify",fileify_fromperl,file);
- newXS("VMS::Filespec::vmspath",vmspath_fromperl,file);
- newXS("VMS::Filespec::unixpath",unixpath_fromperl,file);
- newXS("VMS::Filespec::candelete",candelete_fromperl,file);
+ newXSproto("VMS::Filespec::rmsexpand",rmsexpand_fromperl,file,"$;$");
+ newXSproto("VMS::Filespec::vmsify",vmsify_fromperl,file,"$");
+ newXSproto("VMS::Filespec::unixify",unixify_fromperl,file,"$");
+ newXSproto("VMS::Filespec::pathify",pathify_fromperl,file,"$");
+ newXSproto("VMS::Filespec::fileify",fileify_fromperl,file,"$");
+ newXSproto("VMS::Filespec::vmspath",vmspath_fromperl,file,"$");
+ newXSproto("VMS::Filespec::unixpath",unixpath_fromperl,file,"$");
+ newXSproto("VMS::Filespec::candelete",candelete_fromperl,file,"$");
+ newXS("File::Copy::rmscopy",rmscopy_fromperl,file);
return;
}
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