/* perl.c
*
- * Copyright (c) 1987-1997 Larry Wall
+ * Copyright (c) 1987-1998 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.
static void init_debugger _((void));
static void init_lexer _((void));
static void init_main_stash _((void));
+#ifdef USE_THREADS
+static struct perl_thread * init_main_thread _((void));
+#endif /* USE_THREADS */
static void init_perllib _((void));
static void init_postdump_symbols _((int, char **, char **));
static void init_predump_symbols _((void));
static int fdscript = -1;
-#if defined(DEBUGGING) && defined(USE_THREADS) && defined(__linux__)
-#include <asm/sigcontext.h>
-static void
-catch_sigsegv(int signo, struct sigcontext_struct sc)
-{
- signal(SIGSEGV, SIG_DFL);
- fprintf(stderr, "Segmentation fault dereferencing 0x%lx\n"
- "return_address = 0x%lx, eip = 0x%lx\n",
- sc.cr2, __builtin_return_address(0), sc.eip);
- fprintf(stderr, "thread = 0x%lx\n", (unsigned long)THR);
-}
-#endif
-
PerlInterpreter *
perl_alloc(void)
{
void
perl_construct(register PerlInterpreter *sv_interp)
{
-#if defined(USE_THREADS) && !defined(FAKE_THREADS)
- struct thread *thr;
-#endif
+#ifdef USE_THREADS
+ int i;
+#ifndef FAKE_THREADS
+ struct perl_thread *thr;
+#endif /* FAKE_THREADS */
+#endif /* USE_THREADS */
if (!(curinterp = sv_interp))
return;
/* Init the real globals (and main thread)? */
if (!linestr) {
#ifdef USE_THREADS
- XPV *xpv;
INIT_THREADS;
- Newz(53, thr, 1, struct thread);
- MUTEX_INIT(&malloc_mutex);
+#ifdef ALLOC_THREAD_KEY
+ ALLOC_THREAD_KEY;
+#else
+ if (pthread_key_create(&thr_key, 0))
+ croak("panic: pthread_key_create");
+#endif
MUTEX_INIT(&sv_mutex);
- /* Safe to use SVs from now on */
+ /*
+ * Safe to use basic SV functions from now on (though
+ * not things like mortals or tainting yet).
+ */
MUTEX_INIT(&eval_mutex);
COND_INIT(&eval_cond);
MUTEX_INIT(&threads_mutex);
COND_INIT(&nthreads_cond);
- nthreads = 1;
- cvcache = newHV();
- curcop = &compiling;
- thr->flags = THRf_R_JOINABLE;
- MUTEX_INIT(&thr->mutex);
- thr->next = thr;
- thr->prev = thr;
- thr->tid = 0;
-
- /* Handcraft thrsv similarly to mess_sv */
- New(53, thrsv, 1, SV);
- Newz(53, xpv, 1, XPV);
- SvFLAGS(thrsv) = SVt_PV;
- SvANY(thrsv) = (void*)xpv;
- SvREFCNT(thrsv) = 1 << 30; /* practically infinite */
- SvPVX(thrsv) = (char*)thr;
- SvCUR_set(thrsv, sizeof(thr));
- SvLEN_set(thrsv, sizeof(thr));
- *SvEND(thrsv) = '\0'; /* in the trailing_nul field */
- oursv = thrsv;
-#ifdef HAVE_THREAD_INTERN
- init_thread_intern(thr);
-#else
- thr->self = pthread_self();
- if (pthread_key_create(&thr_key, 0))
- croak("panic: pthread_key_create");
-#endif /* HAVE_THREAD_INTERN */
- SET_THR(thr);
+#ifdef EMULATE_ATOMIC_REFCOUNTS
+ MUTEX_INIT(&svref_mutex);
+#endif /* EMULATE_ATOMIC_REFCOUNTS */
+
+ thr = init_main_thread();
#endif /* USE_THREADS */
linestr = NEWSV(65,80);
#ifdef DEBUGGING
{
char *s;
- if (s = getenv("PERL_DESTRUCT_LEVEL")) {
+ if (s = PerlEnv_getenv("PERL_DESTRUCT_LEVEL")) {
int i = atoi(s);
if (destruct_level < i)
destruct_level = i;
/* defgv, aka *_ should be taken care of elsewhere */
-#if 0 /* just about all regexp stuff, seems to be ok */
-
- /* shortcuts to regexp stuff */
- leftgv = Nullgv;
- ampergv = Nullgv;
-
- SAVEFREEOP(curpm);
- SAVEFREEOP(oldlastpm); /* for saving regexp context during debugger */
-
- regprecomp = NULL; /* uncompiled string. */
- regparse = NULL; /* Input-scan pointer. */
- regxend = NULL; /* End of input for compile */
- regnpar = 0; /* () count. */
- regcode = NULL; /* Code-emit pointer; ®dummy = don't. */
- regsize = 0; /* Code size. */
- regnaughty = 0; /* How bad is this pattern? */
- regsawback = 0; /* Did we see \1, ...? */
-
- reginput = NULL; /* String-input pointer. */
- regbol = NULL; /* Beginning of input, for ^ check. */
- regeol = NULL; /* End of input, for $ check. */
- regstartp = (char **)NULL; /* Pointer to startp array. */
- regendp = (char **)NULL; /* Ditto for endp. */
- reglastparen = 0; /* Similarly for lastparen. */
- regtill = NULL; /* How far we are required to go. */
- regflags = 0; /* are we folding, multilining? */
- regprev = (char)NULL; /* char before regbol, \n if none */
-
-#endif /* if 0 */
-
/* clean up after study() */
SvREFCNT_dec(lastscream);
lastscream = Nullsv;
DEBUG_P(debprofdump());
#ifdef USE_THREADS
MUTEX_DESTROY(&sv_mutex);
- MUTEX_DESTROY(&malloc_mutex);
MUTEX_DESTROY(&eval_mutex);
COND_DESTROY(&eval_cond);
croak("No -e allowed in setuid scripts");
if (!e_fp) {
e_tmpname = savepv(TMPPATH);
- (void)mktemp(e_tmpname);
+ (void)PerlLIO_mktemp(e_tmpname);
if (!*e_tmpname)
croak("Can't mktemp()");
e_fp = PerlIO_open(e_tmpname,"w");
}
switch_end:
- if (!tainting && (s = getenv("PERL5OPT"))) {
+ if (!tainting && (s = PerlEnv_getenv("PERL5OPT"))) {
while (s && *s) {
while (isSPACE(*s))
s++;
}
else if (scriptname == Nullch) {
#ifdef MSDOS
- if ( isatty(PerlIO_fileno(PerlIO_stdin())) )
+ if ( PerlLIO_isatty(PerlIO_fileno(PerlIO_stdin())) )
moreswitches("h");
#endif
scriptname = "-";
boot_core_UNIVERSAL();
if (xsinit)
(*xsinit)(); /* in case linked C routines want magical variables */
-#if defined(VMS) || defined(WIN32)
+#if defined(VMS) || defined(WIN32) || defined(DJGPP)
init_os_extras();
#endif
-#if defined(DEBUGGING) && defined(USE_THREADS) && defined(__linux__)
- DEBUG_L(signal(SIGSEGV, (void(*)(int))catch_sigsegv););
-#endif
-
init_predump_symbols();
if (!do_undump)
init_postdump_symbols(argc,argv,env);
/* now parse the script */
+ SETERRNO(0,SS$_NORMAL);
error_count = 0;
if (yyparse() || error_count) {
if (minus_c)
/* now that script is parsed, we can modify record separator */
SvREFCNT_dec(rs);
rs = SvREFCNT_inc(nrs);
- sv_setsv(GvSV(gv_fetchpv("/", TRUE, SVt_PV)), rs);
-
+ sv_setsv(perl_get_sv("/", TRUE), rs);
if (do_undump)
my_unexec();
FREETMPS;
#ifdef MYMALLOC
- if ((s=getenv("PERL_DEBUG_MSTATS")) && atoi(s) >= 2)
+ if ((s=PerlEnv_getenv("PERL_DEBUG_MSTATS")) && atoi(s) >= 2)
dump_mstats("after compilation:");
#endif
if (endav)
call_list(oldscope, endav);
#ifdef MYMALLOC
- if (getenv("PERL_DEBUG_MSTATS"))
+ if (PerlEnv_getenv("PERL_DEBUG_MSTATS"))
dump_mstats("after execution: ");
#endif
JMPENV_POP;
SV*
perl_get_sv(char *name, I32 create)
{
- GV* gv = gv_fetchpv(name, create, SVt_PV);
+ GV *gv;
+#ifdef USE_THREADS
+ if (name[1] == '\0' && !isALPHA(name[0])) {
+ PADOFFSET tmp = find_threadsv(name);
+ if (tmp != NOT_IN_PAD) {
+ dTHR;
+ return THREADSV(tmp);
+ }
+ }
+#endif /* USE_THREADS */
+ gv = gv_fetchpv(name, create, SVt_PV);
if (gv)
return GvSV(gv);
return Nullsv;
/* Be sure to refetch the stack pointer after calling these routines. */
I32
-perl_call_argv(char *subname, I32 flags, register char **argv)
+perl_call_argv(char *sub_name, I32 flags, register char **argv)
/* See G_* flags in cop.h */
/* null terminated arg list */
{
- dTHR;
dSP;
PUSHMARK(sp);
}
PUTBACK;
}
- return perl_call_pv(subname, flags);
+ return perl_call_pv(sub_name, flags);
}
I32
-perl_call_pv(char *subname, I32 flags)
+perl_call_pv(char *sub_name, I32 flags)
/* name of the subroutine */
/* See G_* flags in cop.h */
{
- return perl_call_sv((SV*)perl_get_cv(subname, TRUE), flags);
+ return perl_call_sv((SV*)perl_get_cv(sub_name, TRUE), flags);
}
I32
/* name of the subroutine */
/* See G_* flags in cop.h */
{
- dTHR;
dSP;
OP myop;
if (!op)
markstack_ptr--;
/* we're trying to emulate pp_entertry() here */
{
- register CONTEXT *cx;
+ register PERL_CONTEXT *cx;
I32 gimme = GIMME_V;
ENTER;
if (flags & G_KEEPERR)
in_eval |= 4;
else
- sv_setpv(GvSV(errgv),"");
+ sv_setpv(ERRSV,"");
}
markstack_ptr++;
runops();
retval = stack_sp - (stack_base + oldmark);
if ((flags & G_EVAL) && !(flags & G_KEEPERR))
- sv_setpv(GvSV(errgv),"");
+ sv_setpv(ERRSV,"");
cleanup:
if (flags & G_EVAL) {
SV **newsp;
PMOP *newpm;
I32 gimme;
- register CONTEXT *cx;
+ register PERL_CONTEXT *cx;
I32 optype;
POPBLOCK(cx,newpm);
runops();
retval = stack_sp - (stack_base + oldmark);
if (!(flags & G_KEEPERR))
- sv_setpv(GvSV(errgv),"");
+ sv_setpv(ERRSV,"");
cleanup:
JMPENV_POP;
SV*
perl_eval_pv(char *p, I32 croak_on_error)
{
- dTHR;
dSP;
SV* sv = newSVpv(p, 0);
sv = POPs;
PUTBACK;
- if (croak_on_error && SvTRUE(GvSV(errgv)))
- croak(SvPVx(GvSV(errgv), na));
+ if (croak_on_error && SvTRUE(ERRSV))
+ croak(SvPVx(ERRSV, na));
return sv;
}
switch (*s) {
case '0':
+ {
+ dTHR;
rschar = scan_oct(s, 4, &numlen);
SvREFCNT_dec(nrs);
if (rschar & ~((U8)~0))
nrs = newSVpv(&ch, 1);
}
return s + numlen;
+ }
case 'F':
minus_F = TRUE;
splitstr = savepv(s + 1);
return s;
case 'h':
usage(origargv[0]);
- exit(0);
+ PerlProc_exit(0);
case 'i':
if (inplace)
Safefree(inplace);
s += numlen;
}
else {
+ dTHR;
if (RsPARA(nrs)) {
ors = "\n\n";
orslen = 2;
LOCAL_PATCH_COUNT, (LOCAL_PATCH_COUNT!=1) ? "es" : "");
#endif
- printf("\n\nCopyright 1987-1997, Larry Wall\n");
+ printf("\n\nCopyright 1987-1998, Larry Wall\n");
#ifdef MSDOS
printf("\nMS-DOS port Copyright (c) 1989, 1990, Diomidis Spinellis\n");
#endif
#ifdef DJGPP
printf("djgpp v2 port (jpl5003c) by Hirofumi Watanabe, 1996\n");
+ printf("djgpp v2 port (perl5004+) by Laszlo Molnar, 1997-1998\n");
#endif
#ifdef OS2
printf("\n\nOS/2 port Copyright (c) 1990, 1991, Raymond Chen, Kai Uwe Rommel\n"
- "Version 5 port Copyright (c) 1994-1997, Andreas Kaiser, Ilya Zakharevich\n");
+ "Version 5 port Copyright (c) 1994-1998, Andreas Kaiser, Ilya Zakharevich\n");
#endif
#ifdef atarist
printf("atariST series port, ++jrb bammi@cadence.com\n");
printf("\n\
Perl may be copied only under the terms of either the Artistic License or the\n\
GNU General Public License, which may be found in the Perl 5.0 source kit.\n\n");
- exit(0);
+ PerlProc_exit(0);
case 'w':
dowarn = TRUE;
s++;
break;
case '-':
case 0:
+#ifdef WIN32
+ case '\r':
+#endif
case '\n':
case '\t':
break;
if (status)
PerlIO_printf(PerlIO_stderr(), "unexec of %s into %s failed!\n",
SvPVX(prog), SvPVX(file));
- exit(status);
+ PerlProc_exit(status);
#else
# ifdef VMS
# include <lib$routines.h>
errgv = gv_HVadd(gv_fetchpv("@", TRUE, SVt_PV));
GvMULTI_on(errgv);
(void)form("%240s",""); /* Preallocate temp - for immediate signals. */
- sv_grow(GvSV(errgv), 240); /* Preallocate - for immediate signals. */
- sv_setpvn(GvSV(errgv), "", 0);
+ sv_grow(ERRSV, 240); /* Preallocate - for immediate signals. */
+ sv_setpvn(ERRSV, "", 0);
curstash = defstash;
compiling.cop_stash = defstash;
debstash = GvHV(gv_fetchpv("DB::", GV_ADDMULTI, SVt_PVHV));
+ globalstash = GvHV(gv_fetchpv("CORE::GLOBAL::", GV_ADDMULTI, SVt_PVHV));
/* We must init $/ before switches are processed. */
sv_setpvn(GvSV(gv_fetchpv("/", TRUE, SVt_PV)), "\n", 1);
}
-#ifdef CAN_PROTOTYPE
static void
open_script(char *scriptname, bool dosearch, SV *sv)
-#else
-static void
-open_script(scriptname,dosearch,sv)
-char *scriptname;
-bool dosearch;
-SV *sv;
-#endif
{
dTHR;
char *xfound = Nullch;
*
* Assuming SEARCH_EXTS is C<".foo",".bar",NULL>, PATH search
* proceeds as follows:
- * If DOSISH:
+ * If DOSISH or VMSISH:
* + look for ./scriptname{,.foo,.bar}
* + search the PATH for scriptname{,.foo,.bar}
*
*/
#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 ||
#ifdef DOSISH
&& !strchr(scriptname, '\\')
#endif
- && (s = getenv("PATH"))) {
+ && (s = PerlEnv_getenv("PATH"))) {
bool seen_dot = 0;
bufend = s + strlen(s);
if (strEQ(origfilename,"-"))
scriptname = "";
if (fdscript >= 0) {
- rsfp = PerlIO_fdopen(fdscript,"r");
+ rsfp = PerlIO_fdopen(fdscript,PERL_SCRIPT_MODE);
#if defined(HAS_FCNTL) && defined(F_SETFD)
if (rsfp)
fcntl(PerlIO_fileno(rsfp),F_SETFD,1); /* ensure close-on-exec */
croak("Can't do seteuid!\n");
}
#endif /* IAMSUID */
- rsfp = my_popen(SvPVX(cmd), "r");
+ rsfp = PerlProc_popen(SvPVX(cmd), "r");
SvREFCNT_dec(cmd);
SvREFCNT_dec(cpp);
}
rsfp = PerlIO_stdin();
}
else {
- rsfp = PerlIO_open(scriptname,"r");
+ rsfp = PerlIO_open(scriptname,PERL_SCRIPT_MODE);
#if defined(HAS_FCNTL) && defined(F_SETFD)
if (rsfp)
fcntl(PerlIO_fileno(rsfp),F_SETFD,1); /* ensure close-on-exec */
if (euid && Stat(SvPVX(GvSV(curcop->cop_filegv)),&statbuf) >= 0 &&
statbuf.st_mode & (S_ISUID|S_ISGID)) {
/* try again */
- execv(form("%s/sperl%s", BIN_EXP, patchlevel), origargv);
+ PerlProc_execv(form("%s/sperl%s", BIN_EXP, patchlevel), origargv);
croak("Can't do setuid\n");
}
#endif
dTHR;
char *s, *s2;
- if (Fstat(PerlIO_fileno(rsfp),&statbuf) < 0) /* normal stat is insecure */
+ if (PerlLIO_fstat(PerlIO_fileno(rsfp),&statbuf) < 0) /* normal stat is insecure */
croak("Can't stat script \"%s\"",origfilename);
if (fdscript < 0 && statbuf.st_mode & (S_ISUID|S_ISGID)) {
I32 len;
* But I don't think it's too important. The manual lies when
* it says access() is useful in setuid programs.
*/
- if (access(SvPVX(GvSV(curcop->cop_filegv)),1)) /*double check*/
+ if (PerlLIO_access(SvPVX(GvSV(curcop->cop_filegv)),1)) /*double check*/
croak("Permission denied");
#else
/* If we can swap euid and uid, then we can determine access rights
if (tmpstatbuf.st_dev != statbuf.st_dev ||
tmpstatbuf.st_ino != statbuf.st_ino) {
(void)PerlIO_close(rsfp);
- if (rsfp = my_popen("/bin/mail root","w")) { /* heh, heh */
+ if (rsfp = PerlProc_popen("/bin/mail root","w")) { /* heh, heh */
PerlIO_printf(rsfp,
"User %ld tried to run dev %ld ino %ld in place of dev %ld ino %ld!\n\
(Filename of set-id script was %s, uid %ld gid %ld.)\n\nSincerely,\nperl\n",
(long)statbuf.st_dev, (long)statbuf.st_ino,
SvPVX(GvSV(curcop->cop_filegv)),
(long)statbuf.st_uid, (long)statbuf.st_gid);
- (void)my_pclose(rsfp);
+ (void)PerlProc_pclose(rsfp);
}
croak("Permission denied\n");
}
(void)PerlIO_close(rsfp);
#ifndef IAMSUID
/* try again */
- execv(form("%s/sperl%s", BIN_EXP, patchlevel), origargv);
+ PerlProc_execv(form("%s/sperl%s", BIN_EXP, patchlevel), origargv);
#endif
croak("Can't do setuid\n");
}
/* exec the real perl, substituting fd script for scriptname. */
/* (We pass script name as "subdir" of fd, which perl will grok.) */
PerlIO_rewind(rsfp);
- lseek(PerlIO_fileno(rsfp),(Off_t)0,0); /* just in case rewind didn't */
+ PerlLIO_lseek(PerlIO_fileno(rsfp),(Off_t)0,0); /* just in case rewind didn't */
for (which = 1; origargv[which] && origargv[which] != scriptname; which++) ;
if (!origargv[which])
croak("Permission denied");
#if defined(HAS_FCNTL) && defined(F_SETFD)
fcntl(PerlIO_fileno(rsfp),F_SETFD,0); /* ensure no close-on-exec */
#endif
- execv(form("%s/perl%s", BIN_EXP, patchlevel), origargv); /* try again */
+ PerlProc_execv(form("%s/perl%s", BIN_EXP, patchlevel), origargv); /* try again */
croak("Can't do setuid\n");
#endif /* IAMSUID */
#else /* !DOSUID */
if (euid != uid || egid != gid) { /* (suidperl doesn't exist, in fact) */
#ifndef SETUID_SCRIPTS_ARE_SECURE_NOW
dTHR;
- Fstat(PerlIO_fileno(rsfp),&statbuf); /* may be either wrapped or real suid */
+ PerlLIO_fstat(PerlIO_fileno(rsfp),&statbuf); /* may be either wrapped or real suid */
if ((euid != uid && euid == statbuf.st_uid && statbuf.st_mode & S_ISUID)
||
(egid != gid && egid == statbuf.st_gid && statbuf.st_mode & S_ISGID)
/*SUPPRESS 530*/
while (s = moreswitches(s)) ;
}
- if (cddir && chdir(cddir) < 0)
+ if (cddir && PerlDir_chdir(cddir) < 0)
croak("Can't chdir to %s",cddir);
}
}
stack_sp = stack_base;
stack_max = stack_base + 127;
- cxstack_max = 8192 / sizeof(CONTEXT) - 2; /* Use most of 8K. */
- New(50,cxstack,cxstack_max + 1,CONTEXT);
+ cxstack_max = 8192 / sizeof(PERL_CONTEXT) - 2; /* Use most of 8K. */
+ New(50,cxstack,cxstack_max + 1,PERL_CONTEXT);
cxstack_ix = -1;
New(50,tmps_stack,128,SV*);
GV *tmpgv;
GV *othergv;
- sv_setpvn(GvSV(gv_fetchpv("\"", TRUE, SVt_PV)), " ", 1);
-
+ sv_setpvn(perl_get_sv("\"", TRUE), " ", 1);
stdingv = gv_fetchpv("STDIN",TRUE, SVt_PVIO);
GvMULTI_on(stdingv);
IoIFP(GvIOp(stdingv)) = PerlIO_stdin();
static void
init_postdump_symbols(register int argc, register char **argv, register char **env)
{
+ dTHR;
char *s;
SV *sv;
GV* tmpgv;
if (!(s = strchr(*env,'=')))
continue;
*s++ = '\0';
-#ifdef WIN32
+#if defined(WIN32) || defined(MSDOS)
(void)strupr(*env);
#endif
sv = newSVpv(s--,0);
*s = '=';
#if defined(__BORLANDC__) && defined(USE_WIN32_RTL_ENV)
/* Sins of the RTL. See note in my_setenv(). */
- (void)putenv(savepv(*env));
+ (void)PerlEnv_putenv(savepv(*env));
#endif
}
#endif
char *s;
if (!tainting) {
#ifndef VMS
- s = getenv("PERL5LIB");
+ s = PerlEnv_getenv("PERL5LIB");
if (s)
incpush(s, TRUE);
else
- incpush(getenv("PERLLIB"), FALSE);
+ incpush(PerlEnv_getenv("PERLLIB"), FALSE);
#else /* VMS */
/* Treat PERL5?LIB as a possible search list logical name -- the
* "natural" VMS idiom for a Unix path string. We allow each
}
/* Use the ~-expanded versions of APPLLIB (undocumented),
- ARCHLIB PRIVLIB SITEARCH SITELIB and OLDARCHLIB
+ ARCHLIB PRIVLIB SITEARCH and SITELIB
*/
#ifdef APPLLIB_EXP
incpush(APPLLIB_EXP, FALSE);
#ifdef SITELIB_EXP
incpush(SITELIB_EXP, FALSE);
#endif
-#ifdef OLDARCHLIB_EXP /* 5.00[01] compatibility */
- incpush(OLDARCHLIB_EXP, FALSE);
-#endif
-
if (!tainting)
incpush(".", FALSE);
}
return;
if (addsubdirs) {
- subdir = newSV(0);
+ subdir = NEWSV(55,0);
if (!archpat_auto) {
STRLEN len = (sizeof(ARCHNAME) + strlen(patchlevel)
+ sizeof("//auto"));
/* Break at all separators */
while (p && *p) {
- SV *libdir = newSV(0);
+ SV *libdir = NEWSV(55,0);
char *s;
/* skip any consecutive separators */
SvREFCNT_dec(subdir);
}
+#ifdef USE_THREADS
+static struct perl_thread *
+init_main_thread()
+{
+ struct perl_thread *thr;
+ XPV *xpv;
+
+ Newz(53, thr, 1, struct perl_thread);
+ curcop = &compiling;
+ thr->cvcache = newHV();
+ thr->threadsv = newAV();
+ /* thr->threadsvp is set when find_threadsv is called */
+ thr->specific = newAV();
+ thr->errhv = newHV();
+ thr->flags = THRf_R_JOINABLE;
+ MUTEX_INIT(&thr->mutex);
+ /* Handcraft thrsv similarly to mess_sv */
+ New(53, thrsv, 1, SV);
+ Newz(53, xpv, 1, XPV);
+ SvFLAGS(thrsv) = SVt_PV;
+ SvANY(thrsv) = (void*)xpv;
+ SvREFCNT(thrsv) = 1 << 30; /* practically infinite */
+ SvPVX(thrsv) = (char*)thr;
+ SvCUR_set(thrsv, sizeof(thr));
+ SvLEN_set(thrsv, sizeof(thr));
+ *SvEND(thrsv) = '\0'; /* in the trailing_nul field */
+ thr->oursv = thrsv;
+ curcop = &compiling;
+ chopset = " \n-";
+
+ MUTEX_LOCK(&threads_mutex);
+ nthreads++;
+ thr->tid = 0;
+ thr->next = thr;
+ thr->prev = thr;
+ MUTEX_UNLOCK(&threads_mutex);
+
+#ifdef HAVE_THREAD_INTERN
+ init_thread_intern(thr);
+#endif
+
+#ifdef SET_THREAD_SELF
+ SET_THREAD_SELF(thr);
+#else
+ thr->self = pthread_self();
+#endif /* SET_THREAD_SELF */
+ SET_THR(thr);
+
+ /*
+ * These must come after the SET_THR because sv_setpvn does
+ * SvTAINT and the taint fields require dTHR.
+ */
+ toptarget = NEWSV(0,0);
+ sv_upgrade(toptarget, SVt_PVFM);
+ sv_setpvn(toptarget, "", 0);
+ bodytarget = NEWSV(0,0);
+ sv_upgrade(bodytarget, SVt_PVFM);
+ sv_setpvn(bodytarget, "", 0);
+ formtarget = bodytarget;
+ thr->errsv = newSVpv("", 0);
+ (void) find_threadsv("@"); /* Ensure $@ is initialised early */
+ return thr;
+}
+#endif /* USE_THREADS */
+
void
call_list(I32 oldscope, AV *list)
{
dJMPENV;
int ret;
- while (AvFILL(list) >= 0) {
+ while (AvFILL(list) >= 0) {
CV *cv = (CV*)av_shift(list);
SAVEFREESV(cv);
JMPENV_PUSH(ret);
switch (ret) {
case 0: {
- SV* atsv = GvSV(errgv);
+ SV* atsv = ERRSV;
PUSHMARK(stack_sp);
perl_call_sv((SV*)cv, G_EVAL|G_DISCARD);
(void)SvPV(atsv, len);
dTHR;
#ifdef USE_THREADS
- DEBUG_L(PerlIO_printf(Perl_debug_log, "my_exit: thread 0x%lx, status %lu\n",
- (unsigned long) thr, (unsigned long) status));
+ DEBUG_L(PerlIO_printf(Perl_debug_log, "my_exit: thread %p, status %lu\n",
+ thr, (unsigned long) status));
#endif /* USE_THREADS */
switch (status) {
case 0:
my_exit_jump(void)
{
dTHR;
- register CONTEXT *cx;
+ register PERL_CONTEXT *cx;
I32 gimme;
SV **newsp;
JMPENV_JUMP(2);
}
+
+
+