/* util.c
*
- * Copyright (c) 1991-1999, Larry Wall
+ * Copyright (c) 1991-2001, 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.
#define PERL_IN_UTIL_C
#include "perl.h"
+#ifndef PERL_MICRO
#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
#include <signal.h>
#endif
#ifndef SIG_ERR
# define SIG_ERR ((Sighandler_t) -1)
#endif
-
-/* XXX If this causes problems, set i_unistd=undef in the hint file. */
-#ifdef I_UNISTD
-# include <unistd.h>
#endif
#ifdef I_VFORK
# define vfork fork
#endif
-#ifdef I_FCNTL
-# include <fcntl.h>
-#endif
-#ifdef I_SYS_FILE
-# include <sys/file.h>
-#endif
-
#ifdef I_SYS_WAIT
# include <sys/wait.h>
#endif
if ((long)size < 0)
Perl_croak_nocontext("panic: malloc");
#endif
- ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) malloc %ld bytes\n",ptr,PL_an++,(long)size));
+ ptr = (Malloc_t)PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
+ PERL_ALLOC_CHECK(ptr);
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) malloc %ld bytes\n",PTR2UV(ptr),(long)PL_an++,(long)size));
if (ptr != Nullch)
return ptr;
else if (PL_nomemok)
{
dTHX;
Malloc_t ptr;
-#if !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE)
+#if !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE) && !defined(PERL_MICRO)
Malloc_t PerlMem_realloc();
#endif /* !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE) */
-#ifdef HAS_64K_LIMIT
+#ifdef HAS_64K_LIMIT
if (size > 0xffff) {
PerlIO_printf(Perl_error_log,
"Reallocation too large: %lx\n", size) FLUSH;
if ((long)size < 0)
Perl_croak_nocontext("panic: realloc");
#endif
- ptr = PerlMem_realloc(where,size);
+ ptr = (Malloc_t)PerlMem_realloc(where,size);
+ PERL_ALLOC_CHECK(ptr);
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,PL_an++));
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) rfree\n",PTR2UV(where),(long)PL_an++));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) realloc %ld bytes\n",PTR2UV(ptr),(long)PL_an++,(long)size));
if (ptr != Nullch)
return ptr;
Free_t
Perl_safesysfree(Malloc_t where)
{
+#ifdef PERL_IMPLICIT_SYS
dTHX;
- DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) free\n",(char *) where,PL_an++));
+#endif
+ DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) free\n",PTR2UV(where),(long)PL_an++));
if (where) {
/*SUPPRESS 701*/
PerlMem_free(where);
Perl_croak_nocontext("panic: calloc");
#endif
size *= count;
- ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) calloc %ld x %ld bytes\n",ptr,PL_an++,(long)count,(long)size));
+ ptr = (Malloc_t)PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */
+ PERL_ALLOC_CHECK(ptr);
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) calloc %ld x %ld bytes\n",PTR2UV(ptr),(long)PL_an++,(long)count,(long)size));
if (ptr != Nullch) {
memset((void*)ptr, 0, size);
return ptr;
if (!wh)
return safexmalloc(0,size);
-
+
{
MEM_SIZE old = sizeof_chunk(where - ALIGN);
int t = typeof_chunk(where - ALIGN);
register char* new = (char*)saferealloc(where - ALIGN, size + ALIGN);
-
+
xycount[t][SIZE_TO_Y(old)]--;
xycount[t][SIZE_TO_Y(size)]++;
xcount[t] += size - old;
I32 x;
char *where = (char*)wh;
MEM_SIZE size;
-
+
if (!where)
return;
where -= ALIGN;
for (j = 0; j < MAXYCOUNT; j++) {
subtot[j] = 0;
}
-
+
PerlIO_printf(Perl_debug_log, " Id subtot 4 8 12 16 20 24 28 32 36 40 48 56 64 72 80 80+\n", total);
for (i = 0; i < MAXXCOUNT; i++) {
total += xcount[i];
}
if (flag == 0
? xcount[i] /* Have something */
- : (flag == 2
+ : (flag == 2
? xcount[i] != lastxcount[i] /* Changed */
: xcount[i] > lastxcount[i])) { /* Growed */
- PerlIO_printf(Perl_debug_log,"%2d %02d %7ld ", i / 100, i % 100,
+ PerlIO_printf(Perl_debug_log,"%2d %02d %7ld ", i / 100, i % 100,
flag == 2 ? xcount[i] - lastxcount[i] : xcount[i]);
lastxcount[i] = xcount[i];
for (j = 0; j < MAXYCOUNT; j++) {
- if ( flag == 0
+ if ( flag == 0
? xycount[i][j] /* Have something */
- : (flag == 2
+ : (flag == 2
? xycount[i][j] != lastxycount[i][j] /* Changed */
: xycount[i][j] > lastxycount[i][j])) { /* Growed */
- PerlIO_printf(Perl_debug_log,"%3ld ",
- flag == 2
- ? xycount[i][j] - lastxycount[i][j]
+ PerlIO_printf(Perl_debug_log,"%3ld ",
+ flag == 2
+ ? xycount[i][j] - lastxycount[i][j]
: xycount[i][j]);
lastxycount[i][j] = xycount[i][j];
} else {
* Set up for a new ctype locale.
*/
void
-Perl_new_ctype(pTHX_ const char *newctype)
+Perl_new_ctype(pTHX_ char *newctype)
{
#ifdef USE_LOCALE_CTYPE
}
/*
+ * Standardize the locale name from a string returned by 'setlocale'.
+ *
+ * The standard return value of setlocale() is either
+ * (1) "xx_YY" if the first argument of setlocale() is not LC_ALL
+ * (2) "xa_YY xb_YY ..." if the first argument of setlocale() is LC_ALL
+ * (the space-separated values represent the various sublocales,
+ * in some unspecificed order)
+ *
+ * In some platforms it has a form like "LC_SOMETHING=Lang_Country.866\n",
+ * which is harmful for further use of the string in setlocale().
+ *
+ */
+STATIC char *
+S_stdize_locale(pTHX_ char *locs)
+{
+ char *s;
+ bool okay = TRUE;
+
+ if ((s = strchr(locs, '='))) {
+ char *t;
+
+ okay = FALSE;
+ if ((t = strchr(s, '.'))) {
+ char *u;
+
+ if ((u = strchr(t, '\n'))) {
+
+ if (u[1] == 0) {
+ STRLEN len = u - s;
+ Move(s + 1, locs, len, char);
+ locs[len] = 0;
+ okay = TRUE;
+ }
+ }
+ }
+ }
+
+ if (!okay)
+ Perl_croak(aTHX_ "Can't fix broken locale name \"%s\"", locs);
+
+ return locs;
+}
+
+/*
* Set up for a new collation locale.
*/
void
-Perl_new_collate(pTHX_ const char *newcoll)
+Perl_new_collate(pTHX_ char *newcoll)
{
#ifdef USE_LOCALE_COLLATE
++PL_collation_ix;
Safefree(PL_collation_name);
PL_collation_name = NULL;
- PL_collation_standard = TRUE;
- PL_collxfrm_base = 0;
- PL_collxfrm_mult = 2;
}
+ PL_collation_standard = TRUE;
+ PL_collxfrm_base = 0;
+ PL_collxfrm_mult = 2;
return;
}
if (! PL_collation_name || strNE(PL_collation_name, newcoll)) {
++PL_collation_ix;
Safefree(PL_collation_name);
- PL_collation_name = savepv(newcoll);
+ PL_collation_name = stdize_locale(savepv(newcoll));
PL_collation_standard = (strEQ(newcoll, "C") || strEQ(newcoll, "POSIX"));
{
* Set up for a new numeric locale.
*/
void
-Perl_new_numeric(pTHX_ const char *newnum)
+Perl_new_numeric(pTHX_ char *newnum)
{
#ifdef USE_LOCALE_NUMERIC
if (PL_numeric_name) {
Safefree(PL_numeric_name);
PL_numeric_name = NULL;
- PL_numeric_standard = TRUE;
- PL_numeric_local = TRUE;
}
+ PL_numeric_standard = TRUE;
+ PL_numeric_local = TRUE;
return;
}
if (! PL_numeric_name || strNE(PL_numeric_name, newnum)) {
Safefree(PL_numeric_name);
- PL_numeric_name = savepv(newnum);
+ PL_numeric_name = stdize_locale(savepv(newnum));
PL_numeric_standard = (strEQ(newnum, "C") || strEQ(newnum, "POSIX"));
PL_numeric_local = TRUE;
set_numeric_radix();
setlocale(LC_NUMERIC, "C");
PL_numeric_standard = TRUE;
PL_numeric_local = FALSE;
+ set_numeric_radix();
}
#endif /* USE_LOCALE_NUMERIC */
(!done && (lang || PerlEnv_getenv("LC_CTYPE")))
? "" : Nullch)))
setlocale_failure = TRUE;
+ else
+ curctype = savepv(curctype);
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
if (! (curcoll =
(!done && (lang || PerlEnv_getenv("LC_COLLATE")))
? "" : Nullch)))
setlocale_failure = TRUE;
+ else
+ curcoll = savepv(curcoll);
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
if (! (curnum =
(!done && (lang || PerlEnv_getenv("LC_NUMERIC")))
? "" : Nullch)))
setlocale_failure = TRUE;
+ else
+ curnum = savepv(curnum);
#endif /* USE_LOCALE_NUMERIC */
}
#ifdef USE_LOCALE_CTYPE
if (! (curctype = setlocale(LC_CTYPE, "")))
setlocale_failure = TRUE;
+ else
+ curctype = savepv(curctype);
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
if (! (curcoll = setlocale(LC_COLLATE, "")))
setlocale_failure = TRUE;
+ else
+ curcoll = savepv(curcoll);
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
if (! (curnum = setlocale(LC_NUMERIC, "")))
setlocale_failure = TRUE;
+ else
+ curnum = savepv(curnum);
#endif /* USE_LOCALE_NUMERIC */
}
if (setlocale_failure) {
char *p;
- bool locwarn = (printwarn > 1 ||
- printwarn &&
- (!(p = PerlEnv_getenv("PERL_BADLANG")) || atoi(p)));
+ bool locwarn = (printwarn > 1 ||
+ (printwarn &&
+ (!(p = PerlEnv_getenv("PERL_BADLANG")) || atoi(p))));
if (locwarn) {
#ifdef LC_ALL
-
+
PerlIO_printf(Perl_error_log,
"perl: warning: Setting locale failed.\n");
#else /* !LC_ALL */
-
+
PerlIO_printf(Perl_error_log,
"perl: warning: Setting locale failed for the categories:\n\t");
#ifdef USE_LOCALE_CTYPE
#endif /* ! LC_ALL */
#ifdef USE_LOCALE_CTYPE
- curctype = setlocale(LC_CTYPE, Nullch);
+ curctype = savepv(setlocale(LC_CTYPE, Nullch));
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
- curcoll = setlocale(LC_COLLATE, Nullch);
+ curcoll = savepv(setlocale(LC_COLLATE, Nullch));
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
- curnum = setlocale(LC_NUMERIC, Nullch);
+ curnum = savepv(setlocale(LC_NUMERIC, Nullch));
#endif /* USE_LOCALE_NUMERIC */
}
+ else {
#ifdef USE_LOCALE_CTYPE
new_ctype(curctype);
#ifdef USE_LOCALE_NUMERIC
new_numeric(curnum);
#endif /* USE_LOCALE_NUMERIC */
+ }
#endif /* USE_LOCALE */
+#ifdef USE_LOCALE_CTYPE
+ if (curctype != NULL)
+ Safefree(curctype);
+#endif /* USE_LOCALE_CTYPE */
+#ifdef USE_LOCALE_COLLATE
+ if (curcoll != NULL)
+ Safefree(curcoll);
+#endif /* USE_LOCALE_COLLATE */
+#ifdef USE_LOCALE_NUMERIC
+ if (curnum != NULL)
+ Safefree(curnum);
+#endif /* USE_LOCALE_NUMERIC */
return ok;
}
If FBMcf_TAIL, the table is created as if the string has a trailing \n. */
+/*
+=for apidoc fbm_compile
+
+Analyses the string in order to make fast searches on it using fbm_instr()
+-- the Boyer-Moore algorithm.
+
+=cut
+*/
+
void
Perl_fbm_compile(pTHX_ SV *sv, U32 flags)
{
/* If SvTAIL is actually due to \Z or \z, this gives false positives
if multiline */
+/*
+=for apidoc fbm_instr
+
+Returns the location of the SV in the string delimited by C<str> and
+C<strend>. It returns C<Nullch> if the string can't be found. The C<sv>
+does not have to be fbm_compiled, but the search will not be as fast
+then.
+
+=cut
+*/
+
char *
Perl_fbm_instr(pTHX_ unsigned char *big, register unsigned char *bigend, SV *littlestr, U32 flags)
{
register I32 multiline = flags & FBMrf_MULTILINE;
if (bigend - big < littlelen) {
- check_tail:
- if ( SvTAIL(littlestr)
+ if ( SvTAIL(littlestr)
&& (bigend - big == littlelen - 1)
- && (littlelen == 1
- || *big == *little && memEQ(big, little, littlelen - 1)))
+ && (littlelen == 1
+ || (*big == *little &&
+ memEQ((char *)big, (char *)little, littlelen - 1))))
return (char*)big;
return Nullch;
}
if (littlelen <= 2) { /* Special-cased */
- register char c;
if (littlelen == 1) {
if (SvTAIL(littlestr) && !multiline) { /* Anchor only! */
}
if (SvTAIL(littlestr) && !multiline) { /* tail anchored? */
s = bigend - littlelen;
- if (s >= big && bigend[-1] == '\n' && *s == *little
+ if (s >= big && bigend[-1] == '\n' && *s == *little
/* Automatically of length > 2 */
&& memEQ((char*)s + 1, (char*)little + 1, littlelen - 2))
{
}
return b;
}
-
+
{ /* Do actual FBM. */
register unsigned char *table = little + littlelen + FBM_TABLE_OFFSET;
register unsigned char *oldlittle;
while (tmp--) {
if (*--s == *--little)
continue;
- differ:
s = olds + 1; /* here we pay the price for failure */
little = oldlittle;
if (s < bigend) /* fake up continue to outer loop */
}
check_end:
if ( s == bigend && (table[-1] & FBMcf_TAIL)
- && memEQ(bigend - littlelen, oldlittle - littlelen, littlelen) )
+ && memEQ((char *)(bigend - littlelen),
+ (char *)(oldlittle - littlelen), littlelen) )
return (char*)bigend - littlelen;
return Nullch;
}
of ends of some substring of bigstr.
If `last' we want the last occurence.
old_posp is the way of communication between consequent calls if
- the next call needs to find the .
+ the next call needs to find the .
The initial *old_posp should be -1.
Note that we take into account SvTAIL, so one can get extra
char *
Perl_screaminstr(pTHX_ 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;
? (pos = PL_screamfirst[BmRARE(littlestr)]) < 0
: (((pos = *old_posp), pos += PL_screamnext[pos]) == 0)) {
cant_find:
- if ( BmRARE(littlestr) == '\n'
+ if ( BmRARE(littlestr) == '\n'
&& BmPREVIOUS(littlestr) == SvCUR(littlestr) - 1) {
little = (unsigned char *)(SvPVX(littlestr));
littleend = little + SvCUR(littlestr);
found = 1;
}
} while ( pos += PL_screamnext[pos] );
- if (last && found)
+ if (last && found)
return (char *)(big+(*old_posp));
#endif /* POINTERRIGOR */
check_tail:
return (char*)big;
big -= stop_pos;
if (*big == first
- && ((stop_pos == 1) || memEQ(big + 1, little, stop_pos - 1)))
+ && ((stop_pos == 1) ||
+ memEQ((char *)(big + 1), (char *)little, stop_pos - 1)))
return (char*)big;
return Nullch;
}
/* copy a string to a safe spot */
+/*
+=for apidoc savepv
+
+Copy a string to a safe spot. This does not use an SV.
+
+=cut
+*/
+
char *
Perl_savepv(pTHX_ const char *sv)
{
/* same thing but with a known length */
+/*
+=for apidoc savepvn
+
+Copy a string to a safe spot. The C<len> indicates number of bytes to
+copy. This does not use an SV.
+
+=cut
+*/
+
char *
Perl_savepvn(pTHX_ const char *sv, register I32 len)
{
STATIC SV *
S_mess_alloc(pTHX)
{
- dTHR;
SV *sv;
XPVMG *any;
sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
if (!SvCUR(sv) || *(SvEND(sv) - 1) != '\n') {
- dTHR;
- if (PL_curcop->cop_line)
- Perl_sv_catpvf(aTHX_ sv, " at %_ line %"IVdf,
- GvSV(PL_curcop->cop_filegv), (IV)PL_curcop->cop_line);
+ if (CopLINE(PL_curcop))
+ Perl_sv_catpvf(aTHX_ sv, " at %s line %"IVdf,
+ CopFILE(PL_curcop), (IV)CopLINE(PL_curcop));
if (GvIO(PL_last_in_gv) && IoLINES(GvIOp(PL_last_in_gv))) {
bool line_mode = (RsSIMPLE(PL_rs) &&
SvCUR(PL_rs) == 1 && *SvPVX(PL_rs) == '\n');
Perl_sv_catpvf(aTHX_ sv, ", <%s> %s %"IVdf,
PL_last_in_gv == PL_argvgv ? "" : GvNAME(PL_last_in_gv),
- line_mode ? "line" : "chunk",
+ line_mode ? "line" : "chunk",
(IV)IoLINES(GvIOp(PL_last_in_gv)));
}
#ifdef USE_THREADS
OP *
Perl_vdie(pTHX_ const char* pat, va_list *args)
{
- dTHR;
char *message;
int was_in_eval = PL_in_eval;
HV *stash;
}
else {
message = Nullch;
+ msglen = 0;
}
DEBUG_S(PerlIO_printf(Perl_debug_log,
SV *msg;
ENTER;
+ save_re_context();
if (message) {
msg = newSVpvn(message, msglen);
SvREADONLY_on(msg);
void
Perl_vcroak(pTHX_ const char* pat, va_list *args)
{
- dTHR;
char *message;
HV *stash;
GV *gv;
SV *msv;
STRLEN msglen;
- msv = vmess(pat, args);
- if (PL_errors && SvCUR(PL_errors)) {
- sv_catsv(PL_errors, msv);
- message = SvPV(PL_errors, msglen);
- SvCUR_set(PL_errors, 0);
+ if (pat) {
+ msv = vmess(pat, args);
+ if (PL_errors && SvCUR(PL_errors)) {
+ sv_catsv(PL_errors, msv);
+ message = SvPV(PL_errors, msglen);
+ SvCUR_set(PL_errors, 0);
+ }
+ else
+ message = SvPV(msv,msglen);
+ }
+ else {
+ message = Nullch;
+ msglen = 0;
}
- else
- message = SvPV(msv,msglen);
- DEBUG_S(PerlIO_printf(Perl_debug_log, "croak: 0x%lx %s",
- (unsigned long) thr, message));
+ DEBUG_S(PerlIO_printf(Perl_debug_log, "croak: 0x%"UVxf" %s",
+ PTR2UV(thr), message));
if (PL_diehook) {
/* sv_2cv might call Perl_croak() */
SV *msg;
ENTER;
- msg = newSVpvn(message, msglen);
- SvREADONLY_on(msg);
- SAVEFREESV(msg);
+ save_re_context();
+ if (message) {
+ msg = newSVpvn(message, msglen);
+ SvREADONLY_on(msg);
+ SAVEFREESV(msg);
+ }
+ else {
+ msg = ERRSV;
+ }
PUSHSTACKi(PERLSI_DIEHOOK);
PUSHMARK(SP);
}
#endif /* PERL_IMPLICIT_CONTEXT */
+/*
+=for apidoc croak
+
+This is the XSUB-writer's interface to Perl's C<die> function.
+Normally use this function the same way you use the C C<printf>
+function. See C<warn>.
+
+If you want to throw an exception object, assign the object to
+C<$@> and then pass C<Nullch> to croak():
+
+ errsv = get_sv("@", TRUE);
+ sv_setsv(errsv, exception_object);
+ croak(Nullch);
+
+=cut
+*/
+
void
Perl_croak(pTHX_ const char *pat, ...)
{
if (PL_warnhook) {
/* sv_2cv might call Perl_warn() */
- dTHR;
SV *oldwarnhook = PL_warnhook;
ENTER;
SAVESPTR(PL_warnhook);
SV *msg;
ENTER;
+ save_re_context();
msg = newSVpvn(message, msglen);
SvREADONLY_on(msg);
SAVEFREESV(msg);
PerlIO_write(serr, message, msglen);
#ifdef LEAKTEST
- DEBUG_L(*message == '!'
+ DEBUG_L(*message == '!'
? (xstat(message[1]=='!'
? (message[2]=='!' ? 2 : 1)
: 0)
}
#endif /* PERL_IMPLICIT_CONTEXT */
+/*
+=for apidoc warn
+
+This is the XSUB-writer's interface to Perl's C<warn> function. Use this
+function the same way you use the C C<printf> function. See
+C<croak>.
+
+=cut
+*/
+
void
Perl_warn(pTHX_ const char *pat, ...)
{
void
Perl_vwarner(pTHX_ U32 err, const char* pat, va_list* args)
{
- dTHR;
char *message;
HV *stash;
GV *gv;
if (ckDEAD(err)) {
#ifdef USE_THREADS
- DEBUG_S(PerlIO_printf(Perl_debug_log, "croak: 0x%lx %s", (unsigned long) thr, message));
+ DEBUG_S(PerlIO_printf(Perl_debug_log, "croak: 0x%"UVxf" %s", PTR2UV(thr), message));
#endif /* USE_THREADS */
if (PL_diehook) {
/* sv_2cv might call Perl_croak() */
if (cv && !CvDEPTH(cv) && (CvROOT(cv) || CvXSUB(cv))) {
dSP;
SV *msg;
-
+
ENTER;
+ save_re_context();
msg = newSVpvn(message, msglen);
SvREADONLY_on(msg);
SAVEFREESV(msg);
-
+
+ PUSHSTACKi(PERLSI_DIEHOOK);
PUSHMARK(sp);
XPUSHs(msg);
PUTBACK;
call_sv((SV*)cv, G_DISCARD);
-
+ POPSTACK;
LEAVE;
}
}
else {
if (PL_warnhook) {
/* sv_2cv might call Perl_warn() */
- dTHR;
SV *oldwarnhook = PL_warnhook;
ENTER;
SAVESPTR(PL_warnhook);
PL_warnhook = Nullsv;
cv = sv_2cv(oldwarnhook, &stash, &gv, 0);
- LEAVE;
+ LEAVE;
if (cv && !CvDEPTH(cv) && (CvROOT(cv) || CvXSUB(cv))) {
dSP;
SV *msg;
-
+
ENTER;
+ save_re_context();
msg = newSVpvn(message, msglen);
SvREADONLY_on(msg);
SAVEFREESV(msg);
-
+
+ PUSHSTACKi(PERLSI_WARNHOOK);
PUSHMARK(sp);
XPUSHs(msg);
PUTBACK;
call_sv((SV*)cv, G_DISCARD);
-
+ POPSTACK;
LEAVE;
return;
}
PerlIO *serr = Perl_error_log;
PerlIO_write(serr, message, msglen);
#ifdef LEAKTEST
- DEBUG_L(xstat());
+ DEBUG_L(*message == '!'
+ ? (xstat(message[1]=='!'
+ ? (message[2]=='!' ? 2 : 1)
+ : 0)
+ , 0)
+ : 0);
#endif
(void)PerlIO_flush(serr);
}
}
}
-#ifndef VMS /* VMS' my_setenv() is in VMS.c */
-#if !defined(WIN32) && !defined(CYGWIN)
+#ifdef USE_ENVIRON_ARRAY
+ /* VMS' and EPOC's my_setenv() is in vms.c and epoc.c */
+#if !defined(WIN32)
void
Perl_my_setenv(pTHX_ char *nam, char *val)
{
(void)sprintf(environ[i],"%s=%s",nam,val);/* all that work just for this */
#else /* PERL_USE_SAFE_PUTENV */
+# if defined(__CYGWIN__)
+ setenv(nam, val, 1);
+# else
char *new_env;
new_env = (char*)safesysmalloc((strlen(nam) + strlen(val) + 2) * sizeof(char));
(void)sprintf(new_env,"%s=%s",nam,val);/* all that work just for this */
(void)putenv(new_env);
+# endif /* __CYGWIN__ */
#endif /* PERL_USE_SAFE_PUTENV */
}
-#else /* WIN32 || CYGWIN */
-#if defined(CYGWIN)
-/*
- * Save environ of perl.exe, currently Cygwin links in separate environ's
- * for each exe/dll. Probably should be a member of impure_ptr.
- */
-static char ***Perl_main_environ;
-
-EXTERN_C void
-Perl_my_setenv_init(char ***penviron)
-{
- Perl_main_environ = penviron;
-}
-
-void
-my_setenv(char *nam, char *val)
-{
- /* You can not directly manipulate the environ[] array because
- * the routines do some additional work that syncs the Cygwin
- * environment with the Windows environment.
- */
- char *oldstr = environ[setenv_getix(nam)];
-
- if (!val) {
- if (!oldstr)
- return;
- unsetenv(nam);
- Safefree(oldstr);
- return;
- }
- setenv(nam, val, 1);
- environ = *Perl_main_environ; /* environ realloc can occur in setenv */
- if(oldstr && environ[setenv_getix(nam)] != oldstr)
- Safefree(oldstr);
-}
-#else /* if WIN32 */
+#else /* WIN32 */
void
Perl_my_setenv(pTHX_ char *nam,char *val)
}
#endif /* WIN32 */
-#endif
I32
Perl_setenv_getix(pTHX_ char *nam)
return i;
}
-#endif /* !VMS */
+#endif /* !VMS && !EPOC*/
#ifdef UNLINK_ALL_VERSIONS
I32
}
#endif
+/* this is a drop-in replacement for bcopy() */
#if !defined(HAS_BCOPY) || !defined(HAS_SAFE_BCOPY)
char *
-Perl_my_bcopy(pTHX_ register const char *from,register char *to,register I32 len)
+Perl_my_bcopy(register const char *from,register char *to,register I32 len)
{
char *retval = to;
}
#endif
+/* this is a drop-in replacement for memset() */
#ifndef HAS_MEMSET
void *
-Perl_my_memset(pTHX_ register char *loc, register I32 ch, register I32 len)
+Perl_my_memset(register char *loc, register I32 ch, register I32 len)
{
char *retval = loc;
}
#endif
+/* this is a drop-in replacement for bzero() */
#if !defined(HAS_BZERO) && !defined(HAS_MEMSET)
char *
-Perl_my_bzero(pTHX_ register char *loc, register I32 len)
+Perl_my_bzero(register char *loc, register I32 len)
{
char *retval = loc;
}
#endif
+/* this is a drop-in replacement for memcmp() */
#if !defined(HAS_MEMCMP) || !defined(HAS_SANE_MEMCMP)
I32
-Perl_my_memcmp(pTHX_ const char *s1, const char *s2, register I32 len)
+Perl_my_memcmp(const char *s1, const char *s2, register I32 len)
{
register U8 *a = (U8 *)s1;
register U8 *b = (U8 *)s2;
#endif
/* VMS' my_popen() is in VMS.c, same with OS/2. */
-#if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(__OPEN_VM) && !defined(EPOC)
+#if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(__OPEN_VM) && !defined(EPOC) && !defined(MACOS_TRADITIONAL)
PerlIO *
Perl_my_popen(pTHX_ char *cmd, char *mode)
{
PERL_FLUSHALL_FOR_CHILD;
#ifdef OS2
if (doexec) {
- return my_syspopen(cmd,mode);
+ return my_syspopen(aTHX_ cmd,mode);
}
-#endif
+#endif
This = (*mode == 'w');
that = !This;
if (doexec && PL_tainting) {
}
#endif /* defined OS2 */
/*SUPPRESS 560*/
- if (tmpgv = gv_fetchpv("$",TRUE, SVt_PV))
- sv_setiv(GvSV(tmpgv), getpid());
+ if ((tmpgv = gv_fetchpv("$",TRUE, SVt_PV)))
+ sv_setiv(GvSV(tmpgv), PerlProc_getpid());
PL_forkprocess = 0;
hv_clear(PL_pidstatus); /* we have no children */
return Nullfp;
PerlLIO_close(p[This]);
p[This] = p[that];
}
+ LOCK_FDPID_MUTEX;
sv = *av_fetch(PL_fdpid,p[This],TRUE);
+ UNLOCK_FDPID_MUTEX;
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = pid;
PL_forkprocess = pid;
PerlLIO_close(pp[0]);
did_pipes = 0;
if (n) { /* Error */
+ int pid2, status;
if (n != sizeof(int))
Perl_croak(aTHX_ "panic: kid popen errno read");
+ do {
+ pid2 = wait4pid(pid, &status, 0);
+ } while (pid2 == -1 && errno == EINTR);
errno = errkid; /* Propagate errno from kid */
return Nullfp;
}
PerlIO *
Perl_my_popen(pTHX_ char *cmd, char *mode)
{
- /* Needs work for PerlIO ! */
- /* used 0 for 2nd parameter to PerlIO-exportFILE; apparently not used */
PERL_FLUSHALL_FOR_CHILD;
- return popen(PerlIO_exportFILE(cmd, 0), mode);
+ /* Call system's popen() to get a FILE *, then import it.
+ used 0 for 2nd parameter to PerlIO_importFILE;
+ apparently not used
+ */
+ return PerlIO_importFILE(popen(cmd, mode), 0);
}
#endif
}
#endif
-
+#ifndef PERL_MICRO
#ifdef HAS_SIGACTION
Sighandler_t
oldsig = PerlProc_signal(signo, sig_trap);
PerlProc_signal(signo, oldsig);
if (sig_trapped)
- PerlProc_kill(getpid(), signo);
+ PerlProc_kill(PerlProc_getpid(), signo);
return oldsig;
}
}
#endif /* !HAS_SIGACTION */
+#endif /* !PERL_MICRO */
/* VMS' my_pclose() is in VMS.c; same with OS/2 */
-#if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(__OPEN_VM) && !defined(EPOC)
+#if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(__OPEN_VM) && !defined(EPOC) && !defined(MACOS_TRADITIONAL)
I32
Perl_my_pclose(pTHX_ PerlIO *ptr)
{
int saved_win32_errno;
#endif
+ LOCK_FDPID_MUTEX;
svp = av_fetch(PL_fdpid,PerlIO_fileno(ptr),TRUE);
- pid = SvIVX(*svp);
+ UNLOCK_FDPID_MUTEX;
+ pid = SvIV(*svp);
+ if (!pid)
+ return 0;
SvREFCNT_dec(*svp);
*svp = &PL_sv_undef;
#ifdef OS2
if (pid == -1) { /* Opened by popen. */
return my_syspclose(ptr);
}
-#endif
+#endif
if ((close_failed = (PerlIO_close(ptr) == EOF))) {
saved_errno = errno;
#ifdef VMS
#ifdef UTS
if(PerlProc_kill(pid, 0) < 0) { return(pid); } /* HOM 12/23/91 */
#endif
+#ifndef PERL_MICRO
rsignal_save(SIGHUP, SIG_IGN, &hstat);
rsignal_save(SIGINT, SIG_IGN, &istat);
rsignal_save(SIGQUIT, SIG_IGN, &qstat);
+#endif
do {
pid2 = wait4pid(pid, &status, 0);
} while (pid2 == -1 && errno == EINTR);
+#ifndef PERL_MICRO
rsignal_restore(SIGHUP, &hstat);
rsignal_restore(SIGINT, &istat);
rsignal_restore(SIGQUIT, &qstat);
+#endif
if (close_failed) {
SETERRNO(saved_errno, saved_vaxc_errno);
return -1;
}
#endif /* !DOSISH */
-#if !defined(DOSISH) || defined(OS2) || defined(WIN32)
+#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL)
I32
Perl_wait4pid(pTHX_ Pid_t pid, int *statusp, int flags)
{
if (!pid)
return -1;
+#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
if (pid > 0) {
- sprintf(spid, "%d", pid);
+ sprintf(spid, "%"IVdf, (IV)pid);
svp = hv_fetch(PL_pidstatus,spid,strlen(spid),FALSE);
if (svp && *svp != &PL_sv_undef) {
*statusp = SvIVX(*svp);
HE *entry;
hv_iterinit(PL_pidstatus);
- if (entry = hv_iternext(PL_pidstatus)) {
+ if ((entry = hv_iternext(PL_pidstatus))) {
pid = atoi(hv_iterkey(entry,(I32*)statusp));
sv = hv_iterval(PL_pidstatus,entry);
*statusp = SvIVX(sv);
- sprintf(spid, "%d", pid);
+ sprintf(spid, "%"IVdf, (IV)pid);
(void)hv_delete(PL_pidstatus,spid,strlen(spid),G_DISCARD);
return pid;
}
}
+#endif
#ifdef HAS_WAITPID
# ifdef HAS_WAITPID_RUNTIME
if (!HAS_WAITPID_RUNTIME)
register SV *sv;
char spid[TYPE_CHARS(int)];
- sprintf(spid, "%d", pid);
+ sprintf(spid, "%"IVdf, (IV)pid);
sv = *hv_fetch(PL_pidstatus,spid,strlen(spid),TRUE);
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = status;
#else
I32
Perl_my_pclose(pTHX_ PerlIO *ptr)
-#endif
+#endif
{
/* Needs work for PerlIO ! */
FILE *f = PerlIO_findFILE(ptr);
/* Code modified to prefer proper named type ranges, I32, IV, or UV, instead
of LONG_(MIN/MAX).
-- Kenneth Albanowski <kjahds@kjahds.com>
-*/
+*/
#ifndef MY_UV_MAX
# define MY_UV_MAX ((UV)IV_MAX * (UV)2 + (UV)1)
#endif /* !HAS_RENAME */
NV
-Perl_scan_bin(pTHX_ char *start, I32 len, I32 *retlen)
+Perl_scan_bin(pTHX_ char *start, STRLEN len, STRLEN *retlen)
{
register char *s = start;
register NV rnv = 0.0;
for (; len-- && *s; s++) {
if (!(*s == '0' || *s == '1')) {
- if (*s == '_')
- continue; /* Note: does not check for __ and the like. */
- if (seenb == FALSE && *s == 'b' && ruv == 0) {
+ if (*s == '_' && len && *retlen
+ && (s[1] == '0' || s[1] == '1'))
+ {
+ --len;
+ ++s;
+ }
+ else if (seenb == FALSE && *s == 'b' && ruv == 0) {
/* Disallow 0bbb0b0bbb... */
seenb = TRUE;
continue;
}
else {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal binary digit '%c' ignored", *s);
register UV xuv = ruv << 1;
if ((xuv >> 1) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
Perl_warner(aTHX_ WARN_OVERFLOW,
"Integer overflow in binary number");
- } else
+ }
+ else
ruv = xuv | (*s - '0');
}
if (overflowed) {
#if UVSIZE > 4
|| (!overflowed && ruv > 0xffffffff )
#endif
- ) {
- dTHR;
+ ) {
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Binary number > 0b11111111111111111111111111111111 non-portable");
}
NV
-Perl_scan_oct(pTHX_ char *start, I32 len, I32 *retlen)
+Perl_scan_oct(pTHX_ char *start, STRLEN len, STRLEN *retlen)
{
register char *s = start;
register NV rnv = 0.0;
for (; len-- && *s; s++) {
if (!(*s >= '0' && *s <= '7')) {
- if (*s == '_')
- continue; /* Note: does not check for __ and the like. */
+ if (*s == '_' && len && *retlen
+ && (s[1] >= '0' && s[1] <= '7'))
+ {
+ --len;
+ ++s;
+ }
else {
/* Allow \octal to work the DWIM way (that is, stop scanning
* as soon as non-octal characters are seen, complain only iff
* someone seems to want to use the digits eight and nine). */
if (*s == '8' || *s == '9') {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal octal digit '%c' ignored", *s);
register UV xuv = ruv << 3;
if ((xuv >> 3) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
Perl_warner(aTHX_ WARN_OVERFLOW,
"Integer overflow in octal number");
- } else
+ }
+ else
ruv = xuv | (*s - '0');
}
if (overflowed) {
|| (!overflowed && ruv > 0xffffffff )
#endif
) {
- dTHR;
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Octal number > 037777777777 non-portable");
}
NV
-Perl_scan_hex(pTHX_ char *start, I32 len, I32 *retlen)
+Perl_scan_hex(pTHX_ char *start, STRLEN len, STRLEN *retlen)
{
register char *s = start;
register NV rnv = 0.0;
register UV ruv = 0;
- register bool seenx = FALSE;
register bool overflowed = FALSE;
char *hexdigit;
+ if (len > 2) {
+ if (s[0] == 'x') {
+ s++;
+ len--;
+ }
+ else if (len > 3 && s[0] == '0' && s[1] == 'x') {
+ s+=2;
+ len-=2;
+ }
+ }
+
for (; len-- && *s; s++) {
hexdigit = strchr((char *) PL_hexdigit, *s);
if (!hexdigit) {
- if (*s == '_')
- continue; /* Note: does not check for __ and the like. */
- if (seenx == FALSE && *s == 'x' && ruv == 0) {
- /* Disallow 0xxx0x0xxx... */
- seenx = TRUE;
- continue;
+ if (*s == '_' && len && *retlen && s[1]
+ && (hexdigit = strchr((char *) PL_hexdigit, s[1])))
+ {
+ --len;
+ ++s;
}
else {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal hexadecimal digit '%c' ignored", *s);
register UV xuv = ruv << 4;
if ((xuv >> 4) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
Perl_warner(aTHX_ WARN_OVERFLOW,
"Integer overflow in hexadecimal number");
- } else
+ }
+ else
ruv = xuv | ((hexdigit - PL_hexdigit) & 15);
}
if (overflowed) {
#if UVSIZE > 4
|| (!overflowed && ruv > 0xffffffff )
#endif
- ) {
- dTHR;
+ ) {
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Hexadecimal number > 0xffffffff non-portable");
char*
Perl_find_script(pTHX_ char *scriptname, bool dosearch, char **search_ext, I32 flags)
{
- dTHR;
char *xfound = Nullch;
char *xfailed = Nullch;
char tmpbuf[MAXPATHLEN];
}
#endif
+#ifdef MACOS_TRADITIONAL
+ if (dosearch && !strchr(scriptname, ':') &&
+ (s = PerlEnv_getenv("Commands")))
+#else
if (dosearch && !strchr(scriptname, '/')
#ifdef DOSISH
&& !strchr(scriptname, '\\')
#endif
- && (s = PerlEnv_getenv("PATH"))) {
+ && (s = PerlEnv_getenv("PATH")))
+#endif
+ {
bool seen_dot = 0;
PL_bufend = s + strlen(s);
while (s < PL_bufend) {
+#ifdef MACOS_TRADITIONAL
+ s = delimcpy(tmpbuf, tmpbuf + sizeof tmpbuf, s, PL_bufend,
+ ',',
+ &len);
+#else
#if defined(atarist) || defined(DOSISH)
for (len = 0; *s
# ifdef atarist
':',
&len);
#endif /* ! (atarist || DOSISH) */
+#endif /* MACOS_TRADITIONAL */
if (s < PL_bufend)
s++;
if (len + 1 + strlen(scriptname) + MAX_EXT_LEN >= sizeof tmpbuf)
continue; /* don't search dir with too-long name */
+#ifdef MACOS_TRADITIONAL
+ if (len && tmpbuf[len - 1] != ':')
+ tmpbuf[len++] = ':';
+#else
if (len
#if defined(atarist) || defined(__MINT__) || defined(DOSISH)
&& tmpbuf[len - 1] != '/'
tmpbuf[len++] = '/';
if (len == 2 && tmpbuf[0] == '.')
seen_dot = 1;
+#endif
(void)strcpy(tmpbuf + len, scriptname);
#endif /* !VMS */
continue;
if (S_ISREG(PL_statbuf.st_mode)
&& cando(S_IRUSR,TRUE,&PL_statbuf)
-#ifndef DOSISH
+#if !defined(DOSISH) && !defined(MACOS_TRADITIONAL)
&& cando(S_IXUSR,TRUE,&PL_statbuf)
#endif
)
}
#ifndef DOSISH
if (!xfound && !seen_dot && !xfailed &&
- (PerlLIO_stat(scriptname,&PL_statbuf) < 0
+ (PerlLIO_stat(scriptname,&PL_statbuf) < 0
|| S_ISDIR(PL_statbuf.st_mode)))
#endif
seen_dot = 1; /* Disable message. */
return (scriptname ? savepv(scriptname) : Nullch);
}
+#ifndef PERL_GET_CONTEXT_DEFINED
+
+void *
+Perl_get_context(void)
+{
+#if defined(USE_THREADS) || defined(USE_ITHREADS)
+# ifdef OLD_PTHREADS_API
+ pthread_addr_t t;
+ if (pthread_getspecific(PL_thr_key, &t))
+ Perl_croak_nocontext("panic: pthread_getspecific");
+ return (void*)t;
+# else
+# ifdef I_MACH_CTHREADS
+ return (void*)cthread_data(cthread_self());
+# else
+ return (void*)pthread_getspecific(PL_thr_key);
+# endif
+# endif
+#else
+ return (void*)NULL;
+#endif
+}
+
+void
+Perl_set_context(void *t)
+{
+#if defined(USE_THREADS) || defined(USE_ITHREADS)
+# ifdef I_MACH_CTHREADS
+ cthread_set_data(cthread_self(), t);
+# else
+ if (pthread_setspecific(PL_thr_key, t))
+ Perl_croak_nocontext("panic: pthread_setspecific");
+# endif
+#endif
+}
+
+#endif /* !PERL_GET_CONTEXT_DEFINED */
#ifdef USE_THREADS
+
#ifdef FAKE_THREADS
/* Very simplistic scheduler for now */
void
{
perl_os_thread t;
perl_cond cond = *cp;
-
+
if (!cond)
return;
t = cond->thread;
{
perl_os_thread t;
perl_cond cond, cond_next;
-
+
for (cond = *cp; cond; cond = cond_next) {
t = cond->thread;
/* Insert t in the runnable queue just ahead of us */
if (thr->i.next_run == thr)
Perl_croak(aTHX_ "panic: perl_cond_wait called by last runnable thread");
-
+
New(666, cond, 1, struct perl_wait_queue);
cond->thread = thr;
cond->next = *cp;
}
#endif /* FAKE_THREADS */
-#ifdef PTHREAD_GETSPECIFIC_INT
-struct perl_thread *
-Perl_getTHR(pTHX)
-{
- pthread_addr_t t;
-
- if (pthread_getspecific(PL_thr_key, &t))
- Perl_croak(aTHX_ "panic: pthread_getspecific");
- return (struct perl_thread *) t;
-}
-#endif
-
MAGIC *
Perl_condpair_magic(pTHX_ SV *sv)
{
MAGIC *mg;
-
+
SvUPGRADE(sv, SVt_PVMG);
mg = mg_find(sv, 'm');
if (!mg) {
COND_INIT(&cp->owner_cond);
COND_INIT(&cp->cond);
cp->owner = 0;
- MUTEX_LOCK(&PL_cred_mutex); /* XXX need separate mutex? */
+ LOCK_CRED_MUTEX; /* XXX need separate mutex? */
mg = mg_find(sv, 'm');
if (mg) {
/* someone else beat us to initialising it */
- MUTEX_UNLOCK(&PL_cred_mutex); /* XXX need separate mutex? */
+ UNLOCK_CRED_MUTEX; /* XXX need separate mutex? */
MUTEX_DESTROY(&cp->mutex);
COND_DESTROY(&cp->owner_cond);
COND_DESTROY(&cp->cond);
mg = SvMAGIC(sv);
mg->mg_ptr = (char *)cp;
mg->mg_len = sizeof(cp);
- MUTEX_UNLOCK(&PL_cred_mutex); /* XXX need separate mutex? */
+ UNLOCK_CRED_MUTEX; /* XXX need separate mutex? */
DEBUG_S(WITH_THR(PerlIO_printf(Perl_debug_log,
"%p: condpair_magic %p\n", thr, sv));)
}
return mg;
}
+SV *
+Perl_sv_lock(pTHX_ SV *osv)
+{
+ MAGIC *mg;
+ SV *sv = osv;
+
+ LOCK_SV_LOCK_MUTEX;
+ if (SvROK(sv)) {
+ sv = SvRV(sv);
+ }
+
+ mg = condpair_magic(sv);
+ MUTEX_LOCK(MgMUTEXP(mg));
+ if (MgOWNER(mg) == thr)
+ MUTEX_UNLOCK(MgMUTEXP(mg));
+ else {
+ while (MgOWNER(mg))
+ COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg));
+ MgOWNER(mg) = thr;
+ DEBUG_S(PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf": Perl_lock lock 0x%"UVxf"\n",
+ PTR2UV(thr), PTR2UV(sv));)
+ MUTEX_UNLOCK(MgMUTEXP(mg));
+ SAVEDESTRUCTOR_X(Perl_unlock_condpair, sv);
+ }
+ UNLOCK_SV_LOCK_MUTEX;
+ return sv;
+}
+
/*
* Make a new perl thread structure using t as a prototype. Some of the
* fields for the new thread are copied from the prototype thread, t,
PL_dirty = 0;
PL_localizing = 0;
Zero(&PL_hv_fetch_ent_mh, 1, HE);
+ PL_efloatbuf = (char*)NULL;
+ PL_efloatsize = 0;
#else
Zero(thr, 1, struct perl_thread);
#endif
- PL_protect = MEMBER_TO_FPTR(Perl_default_protect);
-
thr->oursv = sv;
init_stacks();
thr->specific = newAV();
thr->errsv = newSVpvn("", 0);
thr->flags = THRf_R_JOINABLE;
+ thr->thr_done = 0;
MUTEX_INIT(&thr->mutex);
- /* top_env needs to be non-zero. It points to an area
- in which longjmp() stuff is stored, as C callstack
- info there at least is thread specific this has to
- be per-thread. Otherwise a 'die' in a thread gives
- that thread the C stack of last thread to do an eval {}!
- See comments in scope.h
- Initialize top entry (as in perl.c for main thread)
- */
- PL_start_env.je_prev = NULL;
- PL_start_env.je_ret = -1;
- PL_start_env.je_mustcatch = TRUE;
- PL_top_env = &PL_start_env;
+ JMPENV_BOOTSTRAP;
- PL_in_eval = EVAL_NULL; /* ~(EVAL_INEVAL|EVAL_WARNONLY|EVAL_KEEPERR) */
+ PL_in_eval = EVAL_NULL; /* ~(EVAL_INEVAL|EVAL_WARNONLY|EVAL_KEEPERR|EVAL_INREQUIRE) */
PL_restartop = 0;
PL_statname = NEWSV(66,0);
/* parent thread's data needs to be locked while we make copy */
MUTEX_LOCK(&t->mutex);
+#ifdef PERL_FLEXIBLE_EXCEPTIONS
PL_protect = t->Tprotect;
+#endif
PL_curcop = t->Tcurcop; /* XXX As good a guess as any? */
PL_defstash = t->Tdefstash; /* XXX maybe these should */
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_ofs_sv = SvREFCNT_inc(PL_ofs_sv);
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);
+ if (t->Tformtarget == t->Ttoptarget)
+ PL_formtarget = PL_toptarget;
+ else
+ PL_formtarget = PL_bodytarget;
/* Initialise all per-thread SVs that the template thread used */
svp = AvARRAY(t->threadsv);
av_store(thr->threadsv, i, sv);
sv_magic(sv, 0, 0, &PL_threadsv_names[i], 1);
DEBUG_S(PerlIO_printf(Perl_debug_log,
- "new_struct_thread: copied threadsv %d %p->%p\n",i, t, thr));
+ "new_struct_thread: copied threadsv %"IVdf" %p->%p\n",
+ (IV)i, t, thr));
}
- }
+ }
thr->threadsvp = AvARRAY(thr->threadsv);
MUTEX_LOCK(&PL_threads_mutex);
}
#endif /* USE_THREADS */
-#ifdef HUGE_VAL
+#if defined(HUGE_VAL) || (defined(USE_LONG_DOUBLE) && defined(HUGE_VALL))
/*
* This hack is to force load of "huge" support from libm.a
- * So it is in perl for (say) POSIX to use.
+ * So it is in perl for (say) POSIX to use.
* Needed for SunOS with Sun's 'acc' for example.
*/
-NV
+NV
Perl_huge(void)
{
- return HUGE_VAL;
+# if defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
+ return HUGE_VALL;
+# endif
+ return HUGE_VAL;
}
#endif
PPADDR_t*
Perl_get_ppaddr(pTHX)
{
- return &PL_ppaddr;
+ return (PPADDR_t*)PL_ppaddr;
}
#ifndef HAS_GETENV_LEN
char *
-Perl_getenv_len(pTHX_ char *env_elem, unsigned long *len)
+Perl_getenv_len(pTHX_ const char *env_elem, unsigned long *len)
{
char *env_trans = PerlEnv_getenv(env_elem);
if (env_trans)
I32
Perl_my_fflush_all(pTHX)
{
-#ifdef FFLUSH_NULL
+#if defined(FFLUSH_NULL)
return PerlIO_flush(NULL);
#else
+# if defined(HAS__FWALK)
+ /* undocumented, unprototyped, but very useful BSDism */
+ extern void _fwalk(int (*)(FILE *));
+ _fwalk(&fflush);
+ return 0;
+# else
long open_max = -1;
-# if defined(FFLUSH_ALL) && defined(HAS_STDIO_STREAM_ARRAY)
-# ifdef PERL_FFLUSH_ALL_FOPEN_MAX
+# if defined(FFLUSH_ALL) && defined(HAS_STDIO_STREAM_ARRAY)
+# ifdef PERL_FFLUSH_ALL_FOPEN_MAX
open_max = PERL_FFLUSH_ALL_FOPEN_MAX;
-# else
-# if defined(HAS_SYSCONF) && defined(_SC_OPEN_MAX)
+# else
+# if defined(HAS_SYSCONF) && defined(_SC_OPEN_MAX)
open_max = sysconf(_SC_OPEN_MAX);
-# else
-# ifdef FOPEN_MAX
- open_max = FOPEN_MAX;
# else
-# ifdef OPEN_MAX
- open_max = OPEN_MAX;
+# ifdef FOPEN_MAX
+ open_max = FOPEN_MAX;
# else
-# ifdef _NFILE
+# ifdef OPEN_MAX
+ open_max = OPEN_MAX;
+# else
+# ifdef _NFILE
open_max = _NFILE;
+# endif
# endif
# endif
# endif
-# endif
-# endif
+# endif
if (open_max > 0) {
long i;
for (i = 0; i < open_max; i++)
PerlIO_flush(&STDIO_STREAM_ARRAY[i]);
return 0;
}
-# endif
+# endif
SETERRNO(EBADF,RMS$_IFI);
return EOF;
+# endif
#endif
}
NV
-Perl_my_atof(pTHX_ const char* s) {
+Perl_my_atof(pTHX_ const char* s)
+{
+ NV x = 0.0;
#ifdef USE_LOCALE_NUMERIC
if ((PL_hints & HINT_LOCALE) && PL_numeric_local) {
- NV x, y;
+ NV y;
- x = Perl_atof(s);
+ Perl_atof2(s, x);
SET_NUMERIC_STANDARD();
- y = Perl_atof(s);
+ Perl_atof2(s, y);
SET_NUMERIC_LOCAL();
if ((y < 0.0 && y < x) || (y > 0.0 && y > x))
return y;
- return x;
}
else
- return Perl_atof(s);
+ Perl_atof2(s, x);
#else
- return Perl_atof(s);
+ Perl_atof2(s, x);
#endif
+ return x;
+}
+
+void
+Perl_report_evil_fh(pTHX_ GV *gv, IO *io, I32 op)
+{
+ char *vile;
+ I32 warn_type;
+ char *func =
+ op == OP_READLINE ? "readline" : /* "<HANDLE>" not nice */
+ op == OP_LEAVEWRITE ? "write" : /* "write exit" not nice */
+ PL_op_desc[op];
+ char *pars = OP_IS_FILETEST(op) ? "" : "()";
+ char *type = OP_IS_SOCKET(op) || (io && IoTYPE(io) == IoTYPE_SOCKET) ?
+ "socket" : "filehandle";
+ char *name = NULL;
+
+ if (io && IoTYPE(io) == IoTYPE_CLOSED) {
+ vile = "closed";
+ warn_type = WARN_CLOSED;
+ }
+ else {
+ vile = "unopened";
+ warn_type = WARN_UNOPENED;
+ }
+
+ if (gv && isGV(gv)) {
+ SV *sv = sv_newmortal();
+ gv_efullname4(sv, gv, Nullch, FALSE);
+ name = SvPVX(sv);
+ }
+
+ if (op == OP_phoney_OUTPUT_ONLY || op == OP_phoney_INPUT_ONLY) {
+ if (name && *name)
+ Perl_warner(aTHX_ WARN_IO, "Filehandle %s opened only for %sput",
+ name,
+ (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ else
+ Perl_warner(aTHX_ WARN_IO, "Filehandle opened only for %sput",
+ (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ } else if (name && *name) {
+ Perl_warner(aTHX_ warn_type,
+ "%s%s on %s %s %s", func, pars, vile, type, name);
+ if (io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
+ Perl_warner(aTHX_ warn_type,
+ "\t(Are you trying to call %s%s on dirhandle %s?)\n",
+ func, pars, name);
+ }
+ else {
+ Perl_warner(aTHX_ warn_type,
+ "%s%s on %s %s", func, pars, vile, type);
+ if (io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
+ Perl_warner(aTHX_ warn_type,
+ "\t(Are you trying to call %s%s on dirhandle?)\n",
+ func, pars);
+ }
}
https://perl5.git.perl.org / perl5.git / blobdiff