#include "EXTERN.h"
#include "perl.h"
-#include "perlmem.h"
#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
#include <signal.h>
#endif
ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
#if !(defined(I286) || defined(atarist))
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) malloc %ld bytes\n",ptr,PL_an++,(long)size));
#else
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) malloc %ld bytes\n",ptr,PL_an++,(long)size));
#endif
if (ptr != Nullch)
return ptr;
- else if (nomemok)
+ else if (PL_nomemok)
return Nullch;
else {
PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
my_exit(1);
}
#endif /* HAS_64K_LIMIT */
+ if (!size) {
+ safefree(where);
+ return NULL;
+ }
+
if (!where)
- croak("Null realloc");
+ return safemalloc(size);
#ifdef DEBUGGING
if ((long)size < 0)
croak("panic: realloc");
#endif
- ptr = PerlMem_realloc(where,size?size:1); /* realloc(0) is NASTY on our system */
+ ptr = PerlMem_realloc(where,size);
#if !(defined(I286) || defined(atarist))
DEBUG_m( {
- PerlIO_printf(Perl_debug_log, "0x%x: (%05d) rfree\n",where,an++);
- PerlIO_printf(Perl_debug_log, "0x%x: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
+ PerlIO_printf(Perl_debug_log, "0x%x: (%05d) rfree\n",where,PL_an++);
+ PerlIO_printf(Perl_debug_log, "0x%x: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size);
} )
#else
DEBUG_m( {
- PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,an++);
- PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
+ PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,PL_an++);
+ PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size);
} )
#endif
if (ptr != Nullch)
return ptr;
- else if (nomemok)
+ else if (PL_nomemok)
return Nullch;
else {
PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
safefree(Malloc_t where)
{
#if !(defined(I286) || defined(atarist))
- DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%x: (%05d) free\n",(char *) where,an++));
+ DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%x: (%05d) free\n",(char *) where,PL_an++));
#else
- DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) free\n",(char *) where,an++));
+ DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) free\n",(char *) where,PL_an++));
#endif
if (where) {
/*SUPPRESS 701*/
size *= count;
ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
#if !(defined(I286) || defined(atarist))
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) calloc %ld x %ld bytes\n",ptr,an++,(long)count,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) calloc %ld x %ld bytes\n",ptr,PL_an++,(long)count,(long)size));
#else
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) calloc %ld x %ld bytes\n",ptr,an++,(long)count,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) calloc %ld x %ld bytes\n",ptr,PL_an++,(long)count,(long)size));
#endif
if (ptr != Nullch) {
memset((void*)ptr, 0, size);
return ptr;
}
- else if (nomemok)
+ else if (PL_nomemok)
return Nullch;
else {
PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
#ifdef USE_LOCALE_COLLATE
if (! newcoll) {
- if (collation_name) {
- ++collation_ix;
- Safefree(collation_name);
- collation_name = NULL;
- collation_standard = TRUE;
- collxfrm_base = 0;
- collxfrm_mult = 2;
+ if (PL_collation_name) {
+ ++PL_collation_ix;
+ Safefree(PL_collation_name);
+ PL_collation_name = NULL;
+ PL_collation_standard = TRUE;
+ PL_collxfrm_base = 0;
+ PL_collxfrm_mult = 2;
}
return;
}
- if (! collation_name || strNE(collation_name, newcoll)) {
- ++collation_ix;
- Safefree(collation_name);
- collation_name = savepv(newcoll);
- collation_standard = (strEQ(newcoll, "C") || strEQ(newcoll, "POSIX"));
+ if (! PL_collation_name || strNE(PL_collation_name, newcoll)) {
+ ++PL_collation_ix;
+ Safefree(PL_collation_name);
+ PL_collation_name = savepv(newcoll);
+ PL_collation_standard = (strEQ(newcoll, "C") || strEQ(newcoll, "POSIX"));
{
/* 2: at most so many chars ('a', 'b'). */
SSize_t mult = fb - fa;
if (mult < 1)
croak("strxfrm() gets absurd");
- collxfrm_base = (fa > mult) ? (fa - mult) : 0;
- collxfrm_mult = mult;
+ PL_collxfrm_base = (fa > mult) ? (fa - mult) : 0;
+ PL_collxfrm_mult = mult;
}
}
#ifdef USE_LOCALE_NUMERIC
if (! newnum) {
- if (numeric_name) {
- Safefree(numeric_name);
- numeric_name = NULL;
- numeric_standard = TRUE;
- numeric_local = TRUE;
+ if (PL_numeric_name) {
+ Safefree(PL_numeric_name);
+ PL_numeric_name = NULL;
+ PL_numeric_standard = TRUE;
+ PL_numeric_local = TRUE;
}
return;
}
- if (! numeric_name || strNE(numeric_name, newnum)) {
- Safefree(numeric_name);
- numeric_name = savepv(newnum);
- numeric_standard = (strEQ(newnum, "C") || strEQ(newnum, "POSIX"));
- numeric_local = TRUE;
+ if (! PL_numeric_name || strNE(PL_numeric_name, newnum)) {
+ Safefree(PL_numeric_name);
+ PL_numeric_name = savepv(newnum);
+ PL_numeric_standard = (strEQ(newnum, "C") || strEQ(newnum, "POSIX"));
+ PL_numeric_local = TRUE;
}
#endif /* USE_LOCALE_NUMERIC */
{
#ifdef USE_LOCALE_NUMERIC
- if (! numeric_standard) {
+ if (! PL_numeric_standard) {
setlocale(LC_NUMERIC, "C");
- numeric_standard = TRUE;
- numeric_local = FALSE;
+ PL_numeric_standard = TRUE;
+ PL_numeric_local = FALSE;
}
#endif /* USE_LOCALE_NUMERIC */
{
#ifdef USE_LOCALE_NUMERIC
- if (! numeric_local) {
- setlocale(LC_NUMERIC, numeric_name);
- numeric_standard = FALSE;
- numeric_local = TRUE;
+ if (! PL_numeric_local) {
+ setlocale(LC_NUMERIC, PL_numeric_name);
+ PL_numeric_standard = FALSE;
+ PL_numeric_local = TRUE;
}
#endif /* USE_LOCALE_NUMERIC */
/* the first sizeof(collationix) bytes are used by sv_collxfrm(). */
/* the +1 is for the terminating NUL. */
- xAlloc = sizeof(collation_ix) + collxfrm_base + (collxfrm_mult * len) + 1;
+ xAlloc = sizeof(PL_collation_ix) + PL_collxfrm_base + (PL_collxfrm_mult * len) + 1;
New(171, xbuf, xAlloc, char);
if (! xbuf)
goto bad;
- *(U32*)xbuf = collation_ix;
- xout = sizeof(collation_ix);
+ *(U32*)xbuf = PL_collation_ix;
+ xout = sizeof(PL_collation_ix);
for (xin = 0; xin < len; ) {
SSize_t xused;
}
xbuf[xout] = '\0';
- *xlen = xout - sizeof(collation_ix);
+ *xlen = xout - sizeof(PL_collation_ix);
return xbuf;
bad:
}
char *
-fbm_instr(unsigned char *big, register unsigned char *bigend, SV *littlestr)
+fbm_instr(unsigned char *big, register unsigned char *bigend, SV *littlestr, U32 flags)
{
register unsigned char *s;
register I32 tmp;
if (!len) {
if (SvTAIL(littlestr)) { /* Can be only 0-len constant
substr => we can ignore SvVALID */
- if (multiline) {
+ if (PL_multiline) {
char *t = "\n";
if ((s = (unsigned char*)ninstr((char*)big, (char*)bigend,
t, t + len))) {
}
littlelen = SvCUR(littlestr);
- if (SvTAIL(littlestr) && !multiline) { /* tail anchored? */
+ if (SvTAIL(littlestr) && !PL_multiline) { /* tail anchored? */
if (littlelen > bigend - big)
return Nullch;
little = (unsigned char*)SvPVX(littlestr);
char *
screaminstr(SV *bigstr, SV *littlestr, I32 start_shift, I32 end_shift, I32 *old_posp, I32 last)
{
+ dTHR;
register unsigned char *s, *x;
register unsigned char *big;
register I32 pos;
I32 found = 0;
if (*old_posp == -1
- ? (pos = screamfirst[BmRARE(littlestr)]) < 0
- : (((pos = *old_posp), pos += screamnext[pos]) == 0))
+ ? (pos = PL_screamfirst[BmRARE(littlestr)]) < 0
+ : (((pos = *old_posp), pos += PL_screamnext[pos]) == 0))
return Nullch;
little = (unsigned char *)(SvPVX(littlestr));
littleend = little + SvCUR(littlestr);
stop_pos = SvCUR(bigstr) - end_shift - (SvCUR(littlestr) - 1 - previous);
if (previous + start_shift > stop_pos) return Nullch;
while (pos < previous + start_shift) {
- if (!(pos += screamnext[pos]))
+ if (!(pos += PL_screamnext[pos]))
return Nullch;
}
#ifdef POINTERRIGOR
do {
- if (pos >= stop_pos) return Nullch;
+ if (pos >= stop_pos) break;
if (big[pos-previous] != first)
continue;
for (x=big+pos+1-previous,s=little; s < littleend; /**/ ) {
if (!last) return (char *)(big+pos-previous);
found = 1;
}
- } while ( pos += screamnext[pos] );
+ } while ( pos += PL_screamnext[pos] );
return (last && found) ? (char *)(big+(*old_posp)-previous) : Nullch;
#else /* !POINTERRIGOR */
big -= previous;
do {
- if (pos >= stop_pos) return Nullch;
+ if (pos >= stop_pos) break;
if (big[pos] != first)
continue;
for (x=big+pos+1,s=little; s < littleend; /**/ ) {
if (!last) return (char *)(big+pos);
found = 1;
}
- } while ( pos += screamnext[pos] );
+ } while ( pos += PL_screamnext[pos] );
return (last && found) ? (char *)(big+(*old_posp)) : Nullch;
#endif /* POINTERRIGOR */
}
return sv;
}
-#ifdef I_STDARG
char *
form(const char* pat, ...)
-#else
-/*VARARGS0*/
-char *
-form(pat, va_alist)
- const char *pat;
- va_dcl
-#endif
{
va_list args;
-#ifdef I_STDARG
va_start(args, pat);
-#else
- va_start(args);
-#endif
- if (!mess_sv)
- mess_sv = mess_alloc();
- sv_vsetpvfn(mess_sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ if (!PL_mess_sv)
+ PL_mess_sv = mess_alloc();
+ sv_vsetpvfn(PL_mess_sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
va_end(args);
- return SvPVX(mess_sv);
+ return SvPVX(PL_mess_sv);
}
char *
SV *sv;
static char dgd[] = " during global destruction.\n";
- if (!mess_sv)
- mess_sv = mess_alloc();
- sv = mess_sv;
+ if (!PL_mess_sv)
+ PL_mess_sv = mess_alloc();
+ sv = PL_mess_sv;
sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
if (!SvCUR(sv) || *(SvEND(sv) - 1) != '\n') {
dTHR;
- if (dirty)
+ if (PL_dirty)
sv_catpv(sv, dgd);
else {
- if (curcop->cop_line)
+ if (PL_curcop->cop_line)
sv_catpvf(sv, " at %_ line %ld",
- GvSV(curcop->cop_filegv), (long)curcop->cop_line);
- if (GvIO(last_in_gv) && IoLINES(GvIOp(last_in_gv))) {
- bool line_mode = (RsSIMPLE(rs) &&
- SvLEN(rs) == 1 && *SvPVX(rs) == '\n');
+ GvSV(PL_curcop->cop_filegv), (long)PL_curcop->cop_line);
+ if (GvIO(PL_last_in_gv) && IoLINES(GvIOp(PL_last_in_gv))) {
+ bool line_mode = (RsSIMPLE(PL_rs) &&
+ SvLEN(PL_rs) == 1 && *SvPVX(PL_rs) == '\n');
sv_catpvf(sv, ", <%s> %s %ld",
- last_in_gv == argvgv ? "" : GvNAME(last_in_gv),
+ PL_last_in_gv == PL_argvgv ? "" : GvNAME(PL_last_in_gv),
line_mode ? "line" : "chunk",
- (long)IoLINES(GvIOp(last_in_gv)));
+ (long)IoLINES(GvIOp(PL_last_in_gv)));
}
sv_catpv(sv, ".\n");
}
return SvPVX(sv);
}
-#ifdef I_STDARG
OP *
die(const char* pat, ...)
-#else
-/*VARARGS0*/
-OP *
-die(pat, va_alist)
- const char *pat;
- va_dcl
-#endif
{
dTHR;
va_list args;
char *message;
- int was_in_eval = in_eval;
+ int was_in_eval = PL_in_eval;
HV *stash;
GV *gv;
CV *cv;
#ifdef USE_THREADS
DEBUG_L(PerlIO_printf(PerlIO_stderr(),
"%p: die: curstack = %p, mainstack = %p\n",
- thr, curstack, mainstack));
+ thr, PL_curstack, PL_mainstack));
#endif /* USE_THREADS */
-#ifdef I_STDARG
va_start(args, pat);
-#else
- va_start(args);
-#endif
- message = mess(pat, &args);
+ message = pat ? mess(pat, &args) : Nullch;
va_end(args);
#ifdef USE_THREADS
DEBUG_L(PerlIO_printf(PerlIO_stderr(),
"%p: die: message = %s\ndiehook = %p\n",
- thr, message, diehook));
+ thr, message, PL_diehook));
#endif /* USE_THREADS */
- if (diehook) {
+ if (PL_diehook) {
/* sv_2cv might call croak() */
- SV *olddiehook = diehook;
+ SV *olddiehook = PL_diehook;
ENTER;
- SAVESPTR(diehook);
- diehook = Nullsv;
+ SAVESPTR(PL_diehook);
+ PL_diehook = Nullsv;
cv = sv_2cv(olddiehook, &stash, &gv, 0);
LEAVE;
if (cv && !CvDEPTH(cv) && (CvROOT(cv) || CvXSUB(cv))) {
SV *msg;
ENTER;
- msg = newSVpv(message, 0);
- SvREADONLY_on(msg);
- SAVEFREESV(msg);
+ if(message) {
+ msg = newSVpv(message, 0);
+ SvREADONLY_on(msg);
+ SAVEFREESV(msg);
+ }
+ else {
+ msg = ERRSV;
+ }
- PUSHSTACK(SI_DIEHOOK);
+ PUSHSTACKi(PERLSI_DIEHOOK);
PUSHMARK(SP);
XPUSHs(msg);
PUTBACK;
perl_call_sv((SV*)cv, G_DISCARD);
- POPSTACK();
+ POPSTACK;
LEAVE;
}
}
- restartop = die_where(message);
+ PL_restartop = die_where(message);
#ifdef USE_THREADS
DEBUG_L(PerlIO_printf(PerlIO_stderr(),
"%p: die: restartop = %p, was_in_eval = %d, top_env = %p\n",
- thr, restartop, was_in_eval, top_env));
+ thr, PL_restartop, was_in_eval, PL_top_env));
#endif /* USE_THREADS */
- if ((!restartop && was_in_eval) || top_env->je_prev)
+ if ((!PL_restartop && was_in_eval) || PL_top_env->je_prev)
JMPENV_JUMP(3);
- return restartop;
+ return PL_restartop;
}
-#ifdef I_STDARG
void
croak(const char* pat, ...)
-#else
-/*VARARGS0*/
-void
-croak(pat, va_alist)
- char *pat;
- va_dcl
-#endif
{
dTHR;
va_list args;
GV *gv;
CV *cv;
-#ifdef I_STDARG
va_start(args, pat);
-#else
- va_start(args);
-#endif
message = mess(pat, &args);
va_end(args);
#ifdef USE_THREADS
DEBUG_L(PerlIO_printf(PerlIO_stderr(), "croak: 0x%lx %s", (unsigned long) thr, message));
#endif /* USE_THREADS */
- if (diehook) {
+ if (PL_diehook) {
/* sv_2cv might call croak() */
- SV *olddiehook = diehook;
+ SV *olddiehook = PL_diehook;
ENTER;
- SAVESPTR(diehook);
- diehook = Nullsv;
+ SAVESPTR(PL_diehook);
+ PL_diehook = Nullsv;
cv = sv_2cv(olddiehook, &stash, &gv, 0);
LEAVE;
if (cv && !CvDEPTH(cv) && (CvROOT(cv) || CvXSUB(cv))) {
SvREADONLY_on(msg);
SAVEFREESV(msg);
- PUSHSTACK(SI_DIEHOOK);
+ PUSHSTACKi(PERLSI_DIEHOOK);
PUSHMARK(SP);
XPUSHs(msg);
PUTBACK;
perl_call_sv((SV*)cv, G_DISCARD);
- POPSTACK();
+ POPSTACK;
LEAVE;
}
}
- if (in_eval) {
- restartop = die_where(message);
+ if (PL_in_eval) {
+ PL_restartop = die_where(message);
JMPENV_JUMP(3);
}
PerlIO_puts(PerlIO_stderr(),message);
}
void
-#ifdef I_STDARG
warn(const char* pat,...)
-#else
-/*VARARGS0*/
-warn(pat,va_alist)
- const char *pat;
- va_dcl
-#endif
{
va_list args;
char *message;
GV *gv;
CV *cv;
-#ifdef I_STDARG
va_start(args, pat);
-#else
- va_start(args);
-#endif
message = mess(pat, &args);
va_end(args);
- if (warnhook) {
+ if (PL_warnhook) {
/* sv_2cv might call warn() */
dTHR;
- SV *oldwarnhook = warnhook;
+ SV *oldwarnhook = PL_warnhook;
ENTER;
- SAVESPTR(warnhook);
- warnhook = Nullsv;
+ SAVESPTR(PL_warnhook);
+ PL_warnhook = Nullsv;
cv = sv_2cv(oldwarnhook, &stash, &gv, 0);
LEAVE;
if (cv && !CvDEPTH(cv) && (CvROOT(cv) || CvXSUB(cv))) {
SvREADONLY_on(msg);
SAVEFREESV(msg);
- PUSHSTACK(SI_WARNHOOK);
+ PUSHSTACKi(PERLSI_WARNHOOK);
PUSHMARK(SP);
XPUSHs(msg);
PUTBACK;
perl_call_sv((SV*)cv, G_DISCARD);
- POPSTACK();
+ POPSTACK;
LEAVE;
return;
}
{
register I32 i=setenv_getix(nam); /* where does it go? */
- if (environ == origenviron) { /* need we copy environment? */
+ if (environ == PL_origenviron) { /* need we copy environment? */
I32 j;
I32 max;
char **tmpenv;
}
#endif /* !HAS_MEMCMP || !HAS_SANE_MEMCMP */
-#if defined(I_STDARG) || defined(I_VARARGS)
#ifndef HAS_VPRINTF
#ifdef USE_CHAR_VSPRINTF
}
#endif /* HAS_VPRINTF */
-#endif /* I_VARARGS || I_STDARGS */
#ifdef MYSWAP
#if BYTEORDER != 0x4321
#endif
This = (*mode == 'w');
that = !This;
- if (doexec && tainting) {
+ if (doexec && PL_tainting) {
taint_env();
taint_proper("Insecure %s%s", "EXEC");
}
if (pid == 0) {
GV* tmpgv;
+#undef THIS
+#undef THAT
#define THIS that
#define THAT This
PerlLIO_close(p[THAT]);
#ifndef NOFILE
#define NOFILE 20
#endif
- for (fd = maxsysfd + 1; fd < NOFILE; fd++)
+ for (fd = PL_maxsysfd + 1; fd < NOFILE; fd++)
PerlLIO_close(fd);
#endif
do_exec(cmd); /* may or may not use the shell */
/*SUPPRESS 560*/
if (tmpgv = gv_fetchpv("$",TRUE, SVt_PV))
sv_setiv(GvSV(tmpgv), (IV)getpid());
- forkprocess = 0;
- hv_clear(pidstatus); /* we have no children */
+ PL_forkprocess = 0;
+ hv_clear(PL_pidstatus); /* we have no children */
return Nullfp;
#undef THIS
#undef THAT
PerlLIO_close(p[This]);
p[This] = p[that];
}
- sv = *av_fetch(fdpid,p[This],TRUE);
+ sv = *av_fetch(PL_fdpid,p[This],TRUE);
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = pid;
- forkprocess = pid;
+ PL_forkprocess = pid;
return PerlIO_fdopen(p[This], mode);
}
#else
#endif /* !DOSISH */
#ifdef DUMP_FDS
-dump_fds(s)
-char *s;
+void
+dump_fds(char *s)
{
int fd;
struct stat tmpstatbuf;
}
PerlIO_printf(PerlIO_stderr(),"\n");
}
-#endif
+#endif /* DUMP_FDS */
#ifndef HAS_DUP2
int
#ifdef SA_RESTART
act.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
#endif
+#ifdef SA_NOCLDWAIT
+ if (signo == SIGCHLD && handler == (Sighandler_t)SIG_IGN)
+ act.sa_flags |= SA_NOCLDWAIT;
+#endif
if (sigaction(signo, &act, &oact) == -1)
return SIG_ERR;
else
#ifdef SA_RESTART
act.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
#endif
+#ifdef SA_NOCLDWAIT
+ if (signo == SIGCHLD && handler == (Sighandler_t)SIG_IGN)
+ act.sa_flags |= SA_NOCLDWAIT;
+#endif
return sigaction(signo, &act, save);
}
int status;
SV **svp;
int pid;
+ int pid2;
bool close_failed;
int saved_errno;
#ifdef VMS
int saved_win32_errno;
#endif
- svp = av_fetch(fdpid,PerlIO_fileno(ptr),TRUE);
+ svp = av_fetch(PL_fdpid,PerlIO_fileno(ptr),TRUE);
pid = (int)SvIVX(*svp);
SvREFCNT_dec(*svp);
- *svp = &sv_undef;
+ *svp = &PL_sv_undef;
#ifdef OS2
if (pid == -1) { /* Opened by popen. */
return my_syspclose(ptr);
rsignal_save(SIGINT, SIG_IGN, &istat);
rsignal_save(SIGQUIT, SIG_IGN, &qstat);
do {
- pid = wait4pid(pid, &status, 0);
- } while (pid == -1 && errno == EINTR);
+ pid2 = wait4pid(pid, &status, 0);
+ } while (pid2 == -1 && errno == EINTR);
rsignal_restore(SIGHUP, &hstat);
rsignal_restore(SIGINT, &istat);
rsignal_restore(SIGQUIT, &qstat);
SETERRNO(saved_errno, saved_vaxc_errno);
return -1;
}
- return(pid < 0 ? pid : status == 0 ? 0 : (errno = 0, status));
+ return(pid2 < 0 ? pid2 : status == 0 ? 0 : (errno = 0, status));
}
#endif /* !DOSISH */
return -1;
if (pid > 0) {
sprintf(spid, "%d", pid);
- svp = hv_fetch(pidstatus,spid,strlen(spid),FALSE);
- if (svp && *svp != &sv_undef) {
+ svp = hv_fetch(PL_pidstatus,spid,strlen(spid),FALSE);
+ if (svp && *svp != &PL_sv_undef) {
*statusp = SvIVX(*svp);
- (void)hv_delete(pidstatus,spid,strlen(spid),G_DISCARD);
+ (void)hv_delete(PL_pidstatus,spid,strlen(spid),G_DISCARD);
return pid;
}
}
else {
HE *entry;
- hv_iterinit(pidstatus);
- if (entry = hv_iternext(pidstatus)) {
+ hv_iterinit(PL_pidstatus);
+ if (entry = hv_iternext(PL_pidstatus)) {
pid = atoi(hv_iterkey(entry,(I32*)statusp));
- sv = hv_iterval(pidstatus,entry);
+ sv = hv_iterval(PL_pidstatus,entry);
*statusp = SvIVX(sv);
sprintf(spid, "%d", pid);
- (void)hv_delete(pidstatus,spid,strlen(spid),G_DISCARD);
+ (void)hv_delete(PL_pidstatus,spid,strlen(spid),G_DISCARD);
return pid;
}
}
if (!HAS_WAITPID_RUNTIME)
goto hard_way;
# endif
- return waitpid(pid,statusp,flags);
+ return PerlProc_waitpid(pid,statusp,flags);
#endif
#if !defined(HAS_WAITPID) && defined(HAS_WAIT4)
return wait4((pid==-1)?0:pid,statusp,flags,Null(struct rusage *));
char spid[TYPE_CHARS(int)];
sprintf(spid, "%d", pid);
- sv = *hv_fetch(pidstatus,spid,strlen(spid),TRUE);
+ sv = *hv_fetch(PL_pidstatus,spid,strlen(spid),TRUE);
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = status;
return;
retval = n | (*s++ - '0');
len--;
}
- if (dowarn && len && (*s == '8' || *s == '9'))
+ if (PL_dowarn && len && (*s == '8' || *s == '9'))
warn("Illegal octal digit ignored");
*retlen = s - start;
return retval;
register char *s = start;
register UV retval = 0;
bool overflowed = FALSE;
- char *tmp;
+ char *tmp = s;
- while (len-- && *s && (tmp = strchr((char *) hexdigit, *s))) {
+ while (len-- && *s && (tmp = strchr((char *) PL_hexdigit, *s))) {
register UV n = retval << 4;
if (!overflowed && (n >> 4) != retval) {
warn("Integer overflow in hex number");
overflowed = TRUE;
}
- retval = n | ((tmp - hexdigit) & 15);
+ retval = n | ((tmp - PL_hexdigit) & 15);
s++;
}
+ if (PL_dowarn && !tmp) {
+ warn("Illegal hex digit ignored");
+ }
*retlen = s - start;
return retval;
}
+char*
+find_script(char *scriptname, bool dosearch, char **search_ext, I32 flags)
+{
+ dTHR;
+ char *xfound = Nullch;
+ char *xfailed = Nullch;
+ char tmpbuf[512];
+ register char *s;
+ I32 len;
+ int retval;
+#if defined(DOSISH) && !defined(OS2) && !defined(atarist)
+# define SEARCH_EXTS ".bat", ".cmd", NULL
+# define MAX_EXT_LEN 4
+#endif
+#ifdef OS2
+# define SEARCH_EXTS ".cmd", ".btm", ".bat", ".pl", NULL
+# define MAX_EXT_LEN 4
+#endif
+#ifdef VMS
+# define SEARCH_EXTS ".pl", ".com", NULL
+# define MAX_EXT_LEN 4
+#endif
+ /* additional extensions to try in each dir if scriptname not found */
+#ifdef SEARCH_EXTS
+ char *exts[] = { SEARCH_EXTS };
+ char **ext = search_ext ? search_ext : exts;
+ int extidx = 0, i = 0;
+ char *curext = Nullch;
+#else
+# define MAX_EXT_LEN 0
+#endif
+
+ /*
+ * If dosearch is true and if scriptname does not contain path
+ * delimiters, search the PATH for scriptname.
+ *
+ * If SEARCH_EXTS is also defined, will look for each
+ * scriptname{SEARCH_EXTS} whenever scriptname is not found
+ * while searching the PATH.
+ *
+ * Assuming SEARCH_EXTS is C<".foo",".bar",NULL>, PATH search
+ * proceeds as follows:
+ * If DOSISH or VMSISH:
+ * + look for ./scriptname{,.foo,.bar}
+ * + search the PATH for scriptname{,.foo,.bar}
+ *
+ * If !DOSISH:
+ * + look *only* in the PATH for scriptname{,.foo,.bar} (note
+ * this will not look in '.' if it's not in the PATH)
+ */
+ tmpbuf[0] = '\0';
+
+#ifdef VMS
+# ifdef ALWAYS_DEFTYPES
+ len = strlen(scriptname);
+ if (!(len == 1 && *scriptname == '-') && scriptname[len-1] != ':') {
+ int hasdir, idx = 0, deftypes = 1;
+ bool seen_dot = 1;
+
+ hasdir = !dosearch || (strpbrk(scriptname,":[</") != Nullch) ;
+# else
+ if (dosearch) {
+ int hasdir, idx = 0, deftypes = 1;
+ bool seen_dot = 1;
+
+ hasdir = (strpbrk(scriptname,":[</") != Nullch) ;
+# endif
+ /* The first time through, just add SEARCH_EXTS to whatever we
+ * already have, so we can check for default file types. */
+ while (deftypes ||
+ (!hasdir && my_trnlnm("DCL$PATH",tmpbuf,idx++)) )
+ {
+ if (deftypes) {
+ deftypes = 0;
+ *tmpbuf = '\0';
+ }
+ if ((strlen(tmpbuf) + strlen(scriptname)
+ + MAX_EXT_LEN) >= sizeof tmpbuf)
+ continue; /* don't search dir with too-long name */
+ strcat(tmpbuf, scriptname);
+#else /* !VMS */
+
+#ifdef DOSISH
+ if (strEQ(scriptname, "-"))
+ dosearch = 0;
+ if (dosearch) { /* Look in '.' first. */
+ char *cur = scriptname;
+#ifdef SEARCH_EXTS
+ if ((curext = strrchr(scriptname,'.'))) /* possible current ext */
+ while (ext[i])
+ if (strEQ(ext[i++],curext)) {
+ extidx = -1; /* already has an ext */
+ break;
+ }
+ do {
+#endif
+ DEBUG_p(PerlIO_printf(Perl_debug_log,
+ "Looking for %s\n",cur));
+ if (PerlLIO_stat(cur,&PL_statbuf) >= 0) {
+ dosearch = 0;
+ scriptname = cur;
+#ifdef SEARCH_EXTS
+ break;
+#endif
+ }
+#ifdef SEARCH_EXTS
+ if (cur == scriptname) {
+ len = strlen(scriptname);
+ if (len+MAX_EXT_LEN+1 >= sizeof(tmpbuf))
+ break;
+ cur = strcpy(tmpbuf, scriptname);
+ }
+ } while (extidx >= 0 && ext[extidx] /* try an extension? */
+ && strcpy(tmpbuf+len, ext[extidx++]));
+#endif
+ }
+#endif
+
+ if (dosearch && !strchr(scriptname, '/')
+#ifdef DOSISH
+ && !strchr(scriptname, '\\')
+#endif
+ && (s = PerlEnv_getenv("PATH"))) {
+ bool seen_dot = 0;
+
+ PL_bufend = s + strlen(s);
+ while (s < PL_bufend) {
+#if defined(atarist) || defined(DOSISH)
+ for (len = 0; *s
+# ifdef atarist
+ && *s != ','
+# endif
+ && *s != ';'; len++, s++) {
+ if (len < sizeof tmpbuf)
+ tmpbuf[len] = *s;
+ }
+ if (len < sizeof tmpbuf)
+ tmpbuf[len] = '\0';
+#else /* ! (atarist || DOSISH) */
+ s = delimcpy(tmpbuf, tmpbuf + sizeof tmpbuf, s, PL_bufend,
+ ':',
+ &len);
+#endif /* ! (atarist || DOSISH) */
+ if (s < PL_bufend)
+ s++;
+ if (len + 1 + strlen(scriptname) + MAX_EXT_LEN >= sizeof tmpbuf)
+ continue; /* don't search dir with too-long name */
+ if (len
+#if defined(atarist) || defined(DOSISH)
+ && tmpbuf[len - 1] != '/'
+ && tmpbuf[len - 1] != '\\'
+#endif
+ )
+ tmpbuf[len++] = '/';
+ if (len == 2 && tmpbuf[0] == '.')
+ seen_dot = 1;
+ (void)strcpy(tmpbuf + len, scriptname);
+#endif /* !VMS */
+
+#ifdef SEARCH_EXTS
+ len = strlen(tmpbuf);
+ if (extidx > 0) /* reset after previous loop */
+ extidx = 0;
+ do {
+#endif
+ DEBUG_p(PerlIO_printf(Perl_debug_log, "Looking for %s\n",tmpbuf));
+ retval = PerlLIO_stat(tmpbuf,&PL_statbuf);
+#ifdef SEARCH_EXTS
+ } while ( retval < 0 /* not there */
+ && extidx>=0 && ext[extidx] /* try an extension? */
+ && strcpy(tmpbuf+len, ext[extidx++])
+ );
+#endif
+ if (retval < 0)
+ continue;
+ if (S_ISREG(PL_statbuf.st_mode)
+ && cando(S_IRUSR,TRUE,&PL_statbuf)
+#ifndef DOSISH
+ && cando(S_IXUSR,TRUE,&PL_statbuf)
+#endif
+ )
+ {
+ xfound = tmpbuf; /* bingo! */
+ break;
+ }
+ if (!xfailed)
+ xfailed = savepv(tmpbuf);
+ }
+#ifndef DOSISH
+ if (!xfound && !seen_dot && !xfailed && (PerlLIO_stat(scriptname,&PL_statbuf) < 0))
+#endif
+ seen_dot = 1; /* Disable message. */
+ if (!xfound) {
+ if (flags & 1) { /* do or die? */
+ croak("Can't %s %s%s%s",
+ (xfailed ? "execute" : "find"),
+ (xfailed ? xfailed : scriptname),
+ (xfailed ? "" : " on PATH"),
+ (xfailed || seen_dot) ? "" : ", '.' not in PATH");
+ }
+ scriptname = Nullch;
+ }
+ if (xfailed)
+ Safefree(xfailed);
+ scriptname = xfound;
+ }
+ return (scriptname ? savepv(scriptname) : Nullch);
+}
+
+
#ifdef USE_THREADS
#ifdef FAKE_THREADS
/* Very simplistic scheduler for now */
{
pthread_addr_t t;
- if (pthread_getspecific(thr_key, &t))
+ if (pthread_getspecific(PL_thr_key, &t))
croak("panic: pthread_getspecific");
return (struct perl_thread *) t;
}
thr = (Thread) SvPVX(sv);
/* debug */
memset(thr, 0xab, sizeof(struct perl_thread));
- markstack = 0;
- scopestack = 0;
- savestack = 0;
- retstack = 0;
- dirty = 0;
- localizing = 0;
+ PL_markstack = 0;
+ PL_scopestack = 0;
+ PL_savestack = 0;
+ PL_retstack = 0;
+ PL_dirty = 0;
+ PL_localizing = 0;
/* end debug */
thr->oursv = sv;
init_stacks(ARGS);
- curcop = &compiling;
+ PL_curcop = &PL_compiling;
thr->cvcache = newHV();
thr->threadsv = newAV();
thr->specific = newAV();
thr->flags = THRf_R_JOINABLE;
MUTEX_INIT(&thr->mutex);
- curcop = t->Tcurcop; /* XXX As good a guess as any? */
- defstash = t->Tdefstash; /* XXX maybe these should */
- curstash = t->Tcurstash; /* always be set to main? */
+ PL_curcop = t->Tcurcop; /* XXX As good a guess as any? */
+ PL_defstash = t->Tdefstash; /* XXX maybe these should */
+ PL_curstash = t->Tcurstash; /* always be set to main? */
/* top_env needs to be non-zero. It points to an area
See comments in scope.h
Initialize top entry (as in perl.c for main thread)
*/
- start_env.je_prev = NULL;
- start_env.je_ret = -1;
- start_env.je_mustcatch = TRUE;
- top_env = &start_env;
-
- in_eval = FALSE;
- restartop = 0;
-
- tainted = t->Ttainted;
- curpm = t->Tcurpm; /* XXX No PMOP ref count */
- nrs = newSVsv(t->Tnrs);
- rs = newSVsv(t->Trs);
- last_in_gv = (GV*)SvREFCNT_inc(t->Tlast_in_gv);
- ofslen = t->Tofslen;
- ofs = savepvn(t->Tofs, ofslen);
- defoutgv = (GV*)SvREFCNT_inc(t->Tdefoutgv);
- chopset = t->Tchopset;
- formtarget = newSVsv(t->Tformtarget);
- bodytarget = newSVsv(t->Tbodytarget);
- toptarget = newSVsv(t->Ttoptarget);
+ PL_start_env.je_prev = NULL;
+ PL_start_env.je_ret = -1;
+ PL_start_env.je_mustcatch = TRUE;
+ PL_top_env = &PL_start_env;
+
+ PL_in_eval = FALSE;
+ PL_restartop = 0;
+
+ PL_tainted = t->Ttainted;
+ PL_curpm = t->Tcurpm; /* XXX No PMOP ref count */
+ PL_nrs = newSVsv(t->Tnrs);
+ PL_rs = SvREFCNT_inc(PL_nrs);
+ PL_last_in_gv = Nullgv;
+ PL_ofslen = t->Tofslen;
+ PL_ofs = savepvn(t->Tofs, PL_ofslen);
+ PL_defoutgv = (GV*)SvREFCNT_inc(t->Tdefoutgv);
+ PL_chopset = t->Tchopset;
+ PL_formtarget = newSVsv(t->Tformtarget);
+ PL_bodytarget = newSVsv(t->Tbodytarget);
+ PL_toptarget = newSVsv(t->Ttoptarget);
+
+ PL_statname = NEWSV(66,0);
+ PL_maxscream = -1;
+ PL_regcompp = FUNC_NAME_TO_PTR(pregcomp);
+ PL_regexecp = FUNC_NAME_TO_PTR(regexec_flags);
+ PL_regindent = 0;
+ PL_reginterp_cnt = 0;
+ PL_lastscream = Nullsv;
+ PL_screamfirst = 0;
+ PL_screamnext = 0;
+ PL_reg_start_tmp = 0;
+ PL_reg_start_tmpl = 0;
/* Initialise all per-thread SVs that the template thread used */
svp = AvARRAY(t->threadsv);
for (i = 0; i <= AvFILLp(t->threadsv); i++, svp++) {
- if (*svp && *svp != &sv_undef) {
+ if (*svp && *svp != &PL_sv_undef) {
SV *sv = newSVsv(*svp);
av_store(thr->threadsv, i, sv);
- sv_magic(sv, 0, 0, &threadsv_names[i], 1);
+ sv_magic(sv, 0, 0, &PL_threadsv_names[i], 1);
DEBUG_L(PerlIO_printf(PerlIO_stderr(),
"new_struct_thread: copied threadsv %d %p->%p\n",i, t, thr));
}
}
thr->threadsvp = AvARRAY(thr->threadsv);
- MUTEX_LOCK(&threads_mutex);
- nthreads++;
- thr->tid = ++threadnum;
+ MUTEX_LOCK(&PL_threads_mutex);
+ PL_nthreads++;
+ thr->tid = ++PL_threadnum;
thr->next = t->next;
thr->prev = t;
t->next = thr;
thr->next->prev = thr;
- MUTEX_UNLOCK(&threads_mutex);
+ MUTEX_UNLOCK(&PL_threads_mutex);
#ifdef HAVE_THREAD_INTERN
init_thread_intern(thr);
struct perl_vars *
Perl_GetVars(void)
{
- return &Perl_Vars;
+ return &PL_Vars;
}
#endif
{
return opargs;
}
+
+
+SV **
+get_specialsv_list(void)
+{
+ return PL_specialsv_list;
+}
https://perl5.git.perl.org / perl5.git / blobdiff