/* doio.c
*
- * Copyright (c) 1991-1994, Larry Wall
+ * Copyright (c) 1991-1997, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
#endif
#ifdef I_UTIME
-#include <utime.h>
+# ifdef _MSC_VER
+# include <sys/utime.h>
+# else
+# include <utime.h>
+# endif
#endif
#ifdef I_FCNTL
#include <fcntl.h>
# endif
#endif
+/* Put this after #includes because <unistd.h> defines _XOPEN_*. */
+#ifndef Sock_size_t
+# if _XOPEN_VERSION >= 5 || defined(_XOPEN_SOURCE_EXTENDED) || defined(__GLIBC__)
+# define Sock_size_t Size_t
+# else
+# define Sock_size_t int
+# endif
+#endif
+
bool
-do_open(gv,name,len,as_raw,rawmode,rawperm,supplied_fp)
-GV *gv;
-register char *name;
-I32 len;
-int as_raw;
-int rawmode, rawperm;
-PerlIO *supplied_fp;
+do_open(GV *gv, register char *name, I32 len, int as_raw, int rawmode, int rawperm, FILE *supplied_fp)
{
register IO *io = GvIOn(gv);
PerlIO *saveifp = Nullfp;
if (fd == -1)
fp = NULL;
else {
- fp = PerlIO_fdopen(fd, ((result == 0) ? "r"
- : (result == 1) ? "w"
- : "r+"));
+ char *fpmode;
+ if (result == 0)
+ fpmode = "r";
+#ifdef O_APPEND
+ else if (rawmode & O_APPEND)
+ fpmode = (result == 1) ? "a" : "a+";
+#endif
+ else
+ fpmode = (result == 1) ? "w" : "r+";
+ fp = PerlIO_fdopen(fd, fpmode);
if (!fp)
close(fd);
}
}
if (IoTYPE(io) &&
IoTYPE(io) != '|' && IoTYPE(io) != '-') {
+ dTHR;
if (Fstat(PerlIO_fileno(fp),&statbuf) < 0) {
(void)PerlIO_close(fp);
goto say_false;
!statbuf.st_mode
#endif
) {
- int buflen = sizeof tokenbuf;
- if (getsockname(PerlIO_fileno(fp), (struct sockaddr *)tokenbuf, &buflen) >= 0
- || errno != ENOTSOCK)
+ char tmpbuf[256];
+ Sock_size_t buflen = sizeof tmpbuf;
+ if (getsockname(PerlIO_fileno(fp), (struct sockaddr *)tmpbuf,
+ &buflen) >= 0
+ || errno != ENOTSOCK)
IoTYPE(io) = 's'; /* some OS's return 0 on fstat()ed socket */
/* but some return 0 for streams too, sigh */
}
#endif
IoIFP(io) = fp;
if (writing) {
+ dTHR;
if (IoTYPE(io) == 's'
|| (IoTYPE(io) == '>' && S_ISCHR(statbuf.st_mode)) ) {
if (!(IoOFP(io) = PerlIO_fdopen(PerlIO_fileno(fp),"w"))) {
}
PerlIO *
-nextargv(gv)
-register GV *gv;
+nextargv(register GV *gv)
{
register SV *sv;
#ifndef FLEXFILENAMES
}
filemode = 0;
while (av_len(GvAV(gv)) >= 0) {
+ dTHR;
STRLEN len;
sv = av_shift(GvAV(gv));
SAVEFREESV(sv);
#endif
}
else {
-#ifndef DOSISH
+#if !defined(DOSISH) && !defined(AMIGAOS)
# ifndef VMS /* Don't delete; use automatic file versioning */
if (UNLINK(oldname) < 0) {
warn("Can't rename %s to %s: %s, skipping file",
#ifdef HAS_FCHMOD
(void)fchmod(lastfd,filemode);
#else
+# if !(defined(WIN32) && defined(__BORLANDC__))
+ /* Borland runtime creates a readonly file! */
(void)chmod(oldname,filemode);
+# endif
#endif
if (fileuid != statbuf.st_uid || filegid != statbuf.st_gid) {
#ifdef HAS_FCHOWN
#ifdef HAS_PIPE
void
-do_pipe(sv, rgv, wgv)
-SV *sv;
-GV *rgv;
-GV *wgv;
+do_pipe(SV *sv, GV *rgv, GV *wgv)
{
register IO *rstio;
register IO *wstio;
}
bool
-io_close(io)
-IO* io;
+io_close(IO *io)
{
bool retval = FALSE;
int status;
if (IoIFP(io)) {
if (IoTYPE(io) == '|') {
status = my_pclose(IoIFP(io));
- retval = (status == 0);
- statusvalue = FIXSTATUS(status);
+ STATUS_NATIVE_SET(status);
+ retval = (STATUS_POSIX == 0);
}
else if (IoTYPE(io) == '-')
retval = TRUE;
}
bool
-do_eof(gv)
-GV *gv;
+do_eof(GV *gv)
{
+ dTHR;
register IO *io;
int ch;
}
long
-do_tell(gv)
-GV *gv;
+do_tell(GV *gv)
{
register IO *io;
+ register PerlIO *fp;
- if (!gv)
- goto phooey;
-
- io = GvIO(gv);
- if (!io || !IoIFP(io))
- goto phooey;
-
+ if (gv && (io = GvIO(gv)) && (fp = IoIFP(io))) {
#ifdef ULTRIX_STDIO_BOTCH
- if (PerlIO_eof(IoIFP(io)))
- (void)PerlIO_seek (IoIFP(io), 0L, 2); /* ultrix 1.2 workaround */
+ if (PerlIO_eof(fp))
+ (void)PerlIO_seek(fp, 0L, 2); /* ultrix 1.2 workaround */
#endif
-
- return PerlIO_tell(IoIFP(io));
-
-phooey:
+ return PerlIO_tell(fp);
+ }
if (dowarn)
warn("tell() on unopened file");
SETERRNO(EBADF,RMS$_IFI);
}
bool
-do_seek(gv, pos, whence)
-GV *gv;
-long pos;
-int whence;
+do_seek(GV *gv, long int pos, int whence)
{
register IO *io;
+ register PerlIO *fp;
- if (!gv)
- goto nuts;
-
- io = GvIO(gv);
- if (!io || !IoIFP(io))
- goto nuts;
-
+ if (gv && (io = GvIO(gv)) && (fp = IoIFP(io))) {
#ifdef ULTRIX_STDIO_BOTCH
- if (PerlIO_eof(IoIFP(io)))
- (void)PerlIO_seek (IoIFP(io), 0L, 2); /* ultrix 1.2 workaround */
+ if (PerlIO_eof(fp))
+ (void)PerlIO_seek(fp, 0L, 2); /* ultrix 1.2 workaround */
#endif
-
- return PerlIO_seek(IoIFP(io), pos, whence) >= 0;
-
-nuts:
+ return PerlIO_seek(fp, pos, whence) >= 0;
+ }
if (dowarn)
warn("seek() on unopened file");
SETERRNO(EBADF,RMS$_IFI);
return FALSE;
}
+long
+do_sysseek(GV *gv, long int pos, int whence)
+{
+ register IO *io;
+ register PerlIO *fp;
+
+ if (gv && (io = GvIO(gv)) && (fp = IoIFP(io)))
+ return lseek(PerlIO_fileno(fp), pos, whence);
+ if (dowarn)
+ warn("sysseek() on unopened file");
+ SETERRNO(EBADF,RMS$_IFI);
+ return -1L;
+}
+
#if !defined(HAS_TRUNCATE) && !defined(HAS_CHSIZE) && defined(F_FREESP)
/* code courtesy of William Kucharski */
#define HAS_CHSIZE
I32 fd; /* file descriptor */
Off_t length; /* length to set file to */
{
- extern long lseek();
struct flock fl;
struct stat filebuf;
}
#endif /* F_FREESP */
-I32
-looks_like_number(sv)
-SV *sv;
-{
- register char *s;
- register char *send;
-
- if (!SvPOK(sv)) {
- STRLEN len;
- if (!SvPOKp(sv))
- return TRUE;
- s = SvPV(sv, len);
- send = s + len;
- }
- else {
- s = SvPVX(sv);
- send = s + SvCUR(sv);
- }
- while (isSPACE(*s))
- s++;
- if (s >= send)
- return FALSE;
- if (*s == '+' || *s == '-')
- s++;
- while (isDIGIT(*s))
- s++;
- if (s == send)
- return TRUE;
- if (*s == '.')
- s++;
- else if (s == SvPVX(sv))
- return FALSE;
- while (isDIGIT(*s))
- s++;
- if (s == send)
- return TRUE;
- if (*s == 'e' || *s == 'E') {
- s++;
- if (*s == '+' || *s == '-')
- s++;
- while (isDIGIT(*s))
- s++;
- }
- while (isSPACE(*s))
- s++;
- if (s >= send)
- return TRUE;
- return FALSE;
-}
-
bool
-do_print(sv,fp)
-register SV *sv;
-PerlIO *fp;
+do_print(register SV *sv, FILE *fp)
{
register char *tmps;
STRLEN len;
}
I32
-my_stat(ARGS)
-dARGS
+my_stat(ARGSproto)
{
- dSP;
+ djSP;
IO *io;
GV* tmpgv;
}
I32
-my_lstat(ARGS)
-dARGS
+my_lstat(ARGSproto)
{
- dSP;
+ djSP;
SV *sv;
if (op->op_flags & OPf_REF) {
EXTEND(sp,1);
}
bool
-do_aexec(really,mark,sp)
-SV *really;
-register SV **mark;
-register SV **sp;
+do_aexec(SV *really, register SV **mark, register SV **sp)
{
register char **a;
char *tmps;
if (sp > mark) {
+ dTHR;
New(401,Argv, sp - mark + 1, char*);
a = Argv;
while (++mark <= sp) {
}
void
-do_execfree()
+do_execfree(void)
{
if (Argv) {
Safefree(Argv);
}
}
-#ifndef OS2
+#if !defined(OS2) && !defined(WIN32)
bool
-do_exec(cmd)
-char *cmd;
+do_exec(char *cmd)
{
register char **a;
register char *s;
break;
}
doshell:
- execl(SH_PATH, "sh", "-c", cmd, (char*)0);
+ execl(sh_path, "sh", "-c", cmd, (char*)0);
return FALSE;
}
}
return FALSE;
}
-#endif /* OS2 */
+#endif /* OS2 || WIN32 */
I32
-apply(type,mark,sp)
-I32 type;
-register SV **mark;
-register SV **sp;
+apply(I32 type, register SV **mark, register SV **sp)
{
+ dTHR;
register I32 val;
register I32 val2;
register I32 tot = 0;
/* Do the permissions allow some operation? Assumes statcache already set. */
#ifndef VMS /* VMS' cando is in vms.c */
I32
-cando(bit, effective, statbufp)
-I32 bit;
-I32 effective;
-register struct stat *statbufp;
+cando(I32 bit, I32 effective, register struct stat *statbufp)
{
#ifdef DOSISH
/* [Comments and code from Len Reed]
#endif /* ! VMS */
I32
-ingroup(testgid,effective)
-I32 testgid;
-I32 effective;
+ingroup(I32 testgid, I32 effective)
{
if (testgid == (effective ? egid : gid))
return TRUE;
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
I32
-do_ipcget(optype, mark, sp)
-I32 optype;
-SV **mark;
-SV **sp;
+do_ipcget(I32 optype, SV **mark, SV **sp)
{
+ dTHR;
key_t key;
I32 n, flags;
}
I32
-do_ipcctl(optype, mark, sp)
-I32 optype;
-SV **mark;
-SV **sp;
+do_ipcctl(I32 optype, SV **mark, SV **sp)
{
+ dTHR;
SV *astr;
char *a;
I32 id, n, cmd, infosize, getinfo;
I32 ret = -1;
+#ifdef __linux__ /* XXX Need metaconfig test */
+ union semun unsemds;
+#endif
id = SvIVx(*++mark);
n = (optype == OP_SEMCTL) ? SvIVx(*++mark) : 0;
else if (cmd == GETALL || cmd == SETALL)
{
struct semid_ds semds;
+#ifdef __linux__ /* XXX Need metaconfig test */
+/* linux (and Solaris2?) uses :
+ int semctl (int semid, int semnum, int cmd, union semun arg)
+ union semun {
+ int val;
+ struct semid_ds *buf;
+ ushort *array;
+ };
+*/
+ union semun semun;
+ semun.buf = &semds;
+ if (semctl(id, 0, IPC_STAT, semun) == -1)
+#else
if (semctl(id, 0, IPC_STAT, &semds) == -1)
+#endif
return -1;
getinfo = (cmd == GETALL);
infosize = semds.sem_nsems * sizeof(short);
{
a = SvPV(astr, len);
if (len != infosize)
- croak("Bad arg length for %s, is %d, should be %d",
- op_desc[optype], len, infosize);
+ croak("Bad arg length for %s, is %lu, should be %ld",
+ op_desc[optype], (unsigned long)len, (long)infosize);
}
}
else
{
- I32 i = SvIV(astr);
+ IV i = SvIV(astr);
a = (char *)i; /* ouch */
}
SETERRNO(0,0);
#endif
#ifdef HAS_SEM
case OP_SEMCTL:
+#ifdef __linux__ /* XXX Need metaconfig test */
+ unsemds.buf = (struct semid_ds *)a;
+ ret = semctl(id, n, cmd, unsemds);
+#else
ret = semctl(id, n, cmd, (struct semid_ds *)a);
+#endif
break;
#endif
#ifdef HAS_SHM
}
I32
-do_msgsnd(mark, sp)
-SV **mark;
-SV **sp;
+do_msgsnd(SV **mark, SV **sp)
{
#ifdef HAS_MSG
+ dTHR;
SV *mstr;
char *mbuf;
I32 id, msize, flags;
}
I32
-do_msgrcv(mark, sp)
-SV **mark;
-SV **sp;
+do_msgrcv(SV **mark, SV **sp)
{
#ifdef HAS_MSG
+ dTHR;
SV *mstr;
char *mbuf;
long mtype;
}
I32
-do_semop(mark, sp)
-SV **mark;
-SV **sp;
+do_semop(SV **mark, SV **sp)
{
#ifdef HAS_SEM
+ dTHR;
SV *opstr;
char *opbuf;
I32 id;
}
I32
-do_shmio(optype, mark, sp)
-I32 optype;
-SV **mark;
-SV **sp;
+do_shmio(I32 optype, SV **mark, SV **sp)
{
#ifdef HAS_SHM
+ dTHR;
SV *mstr;
char *mbuf, *shm;
I32 id, mpos, msize;
SETERRNO(EFAULT,SS$_ACCVIO); /* can't do as caller requested */
return -1;
}
- shm = (Shmat_t)shmat(id, (char*)NULL, (optype == OP_SHMREAD) ? SHM_RDONLY : 0);
+ shm = (char *)shmat(id, (char*)NULL, (optype == OP_SHMREAD) ? SHM_RDONLY : 0);
if (shm == (char *)-1) /* I hate System V IPC, I really do */
return -1;
if (optype == OP_SHMREAD) {
}
#endif /* SYSV IPC */
+
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