#include "perl.h"
#include "patchlevel.h" /* for local_patches */
#include "XSUB.h"
+#include "charclass_invlists.h"
#ifdef NETWARE
#include "nwutil.h"
#endif
-#ifdef USE_KERN_PROC_PATHNAME
-# include <sys/sysctl.h>
-#endif
-
-#ifdef USE_NSGETEXECUTABLEPATH
-# include <mach-o/dyld.h>
-#endif
-
#ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
# ifdef I_SYSUIO
# include <sys/uio.h>
}
void
-Perl_sys_term()
+Perl_sys_term(void)
{
dVAR;
if (!PL_veto_cleanup) {
#endif
PL_curcop = &PL_compiling; /* needed by ckWARN, right away */
+#ifdef PERL_TRACE_OPS
+ Zero(PL_op_exec_cnt, OP_max+2, UV);
+#endif
+
init_constants();
SvREADONLY_on(&PL_sv_placeholder);
- SvREFCNT(&PL_sv_placeholder) = (~(U32)0)/2;
+ SvREFCNT(&PL_sv_placeholder) = SvREFCNT_IMMORTAL;
PL_sighandlerp = (Sighandler_t) Perl_sighandler;
#ifdef PERL_USES_PL_PIDSTATUS
STATUS_ALL_SUCCESS;
init_i18nl10n(1);
+
+ /* Keep LC_NUMERIC in the C locale for backwards compatibility for XS
+ * modules. (Core operations that need the underlying locale change to it
+ * temporarily). An explicit call to POSIX::setlocale() still will cause
+ * XS module failures, but this is how it has been for a long time [perl
+ * #121317] */
SET_NUMERIC_STANDARD();
#if defined(LOCAL_PATCH_COUNT)
HvSHAREKEYS_off(PL_strtab); /* mandatory */
hv_ksplit(PL_strtab, 512);
+ Zero(PL_sv_consts, SV_CONSTS_COUNT, SV*);
+
#if defined(__DYNAMIC__) && (defined(NeXT) || defined(__NeXT__))
_dyld_lookup_and_bind
("__environ", (unsigned long *) &environ_pointer, NULL);
/* Start with 1 bucket, for DFS. It's unlikely we'll need more. */
HvMAX(PL_registered_mros) = 0;
+ PL_XPosix_ptrs[_CC_ASCII] = _new_invlist_C_array(ASCII_invlist);
+ PL_XPosix_ptrs[_CC_ALPHANUMERIC] = _new_invlist_C_array(XPosixAlnum_invlist);
+ PL_XPosix_ptrs[_CC_ALPHA] = _new_invlist_C_array(XPosixAlpha_invlist);
+ PL_XPosix_ptrs[_CC_BLANK] = _new_invlist_C_array(XPosixBlank_invlist);
+ PL_XPosix_ptrs[_CC_CASED] = _new_invlist_C_array(Cased_invlist);
+ PL_XPosix_ptrs[_CC_CNTRL] = _new_invlist_C_array(XPosixCntrl_invlist);
+ PL_XPosix_ptrs[_CC_DIGIT] = _new_invlist_C_array(XPosixDigit_invlist);
+ PL_XPosix_ptrs[_CC_GRAPH] = _new_invlist_C_array(XPosixGraph_invlist);
+ PL_XPosix_ptrs[_CC_LOWER] = _new_invlist_C_array(XPosixLower_invlist);
+ PL_XPosix_ptrs[_CC_PRINT] = _new_invlist_C_array(XPosixPrint_invlist);
+ PL_XPosix_ptrs[_CC_PUNCT] = _new_invlist_C_array(XPosixPunct_invlist);
+ PL_XPosix_ptrs[_CC_SPACE] = _new_invlist_C_array(XPerlSpace_invlist);
+ PL_XPosix_ptrs[_CC_PSXSPC] = _new_invlist_C_array(XPosixSpace_invlist);
+ PL_XPosix_ptrs[_CC_UPPER] = _new_invlist_C_array(XPosixUpper_invlist);
+ PL_XPosix_ptrs[_CC_VERTSPACE] = _new_invlist_C_array(VertSpace_invlist);
+ PL_XPosix_ptrs[_CC_WORDCHAR] = _new_invlist_C_array(XPosixWord_invlist);
+ PL_XPosix_ptrs[_CC_XDIGIT] = _new_invlist_C_array(XPosixXDigit_invlist);
+
ENTER;
}
if (returned_errno || *buffer) {
Perl_warn(aTHX_ "Debug leaking scalars child failed%s%.*s with errno"
" %d: %s", (*buffer ? " at " : ""), (int) *buffer, buffer + 1,
- returned_errno, strerror(returned_errno));
+ returned_errno, Strerror(returned_errno));
}
}
#endif
#ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
pid_t child;
#endif
+ int i;
PERL_ARGS_ASSERT_PERL_DESTRUCT;
#ifndef MULTIPLICITY
{
const char * const s = PerlEnv_getenv("PERL_DESTRUCT_LEVEL");
if (s) {
- const int i = atoi(s);
+ const int i = atoi(s);
#ifdef DEBUGGING
if (destruct_level < i) destruct_level = i;
#endif
#ifdef PERL_TRACK_MEMPOOL
- /* RT #114496, for perl_free */
- PL_perl_destruct_level = i;
+ /* RT #114496, for perl_free */
+ PL_perl_destruct_level = i;
#endif
}
}
/* Need to flush since END blocks can produce output */
my_fflush_all();
+#ifdef PERL_TRACE_OPS
+ /* If we traced all Perl OP usage, report and clean up */
+ PerlIO_printf(Perl_debug_log, "Trace of all OPs executed:\n");
+ for (i = 0; i <= OP_max; ++i) {
+ PerlIO_printf(Perl_debug_log, " %s: %"UVuf"\n", PL_op_name[i], PL_op_exec_cnt[i]);
+ PL_op_exec_cnt[i] = 0;
+ }
+ /* Utility slot for easily doing little tracing experiments in the runloop: */
+ if (PL_op_exec_cnt[OP_max+1] != 0)
+ PerlIO_printf(Perl_debug_log, " SPECIAL: %"UVuf"\n", PL_op_exec_cnt[OP_max+1]);
+ PerlIO_printf(Perl_debug_log, "\n");
+#endif
+
+
if (PL_threadhook(aTHX)) {
/* Threads hook has vetoed further cleanup */
PL_veto_cleanup = TRUE;
/* ensure comppad/curpad to refer to main's pad */
if (CvPADLIST(PL_main_cv)) {
PAD_SET_CUR_NOSAVE(CvPADLIST(PL_main_cv), 1);
+ PL_comppad_name = PadlistNAMES(CvPADLIST(PL_main_cv));
}
op_free(PL_main_root);
PL_main_root = NULL;
PerlIO_destruct(aTHX);
- if (PL_sv_objcount) {
- /*
- * Try to destruct global references. We do this first so that the
- * destructors and destructees still exist. Some sv's might remain.
- * Non-referenced objects are on their own.
- */
- sv_clean_objs();
- PL_sv_objcount = 0;
- }
+ /*
+ * Try to destruct global references. We do this first so that the
+ * destructors and destructees still exist. Some sv's might remain.
+ * Non-referenced objects are on their own.
+ */
+ sv_clean_objs();
/* unhook hooks which will soon be, or use, destroyed data */
SvREFCNT_dec(PL_warnhook);
return STATUS_EXIT;
}
+ /* Below, do clean up for when PERL_DESTRUCT_LEVEL is not 0 */
+
#ifdef USE_ITHREADS
/* the syntax tree is shared between clones
* so op_free(PL_main_root) only ReREFCNT_dec's
PL_initav = NULL;
/* shortcuts just get cleared */
- PL_envgv = NULL;
- PL_incgv = NULL;
PL_hintgv = NULL;
PL_errgv = NULL;
- PL_argvgv = NULL;
PL_argvoutgv = NULL;
PL_stdingv = NULL;
PL_stderrgv = NULL;
PL_last_in_gv = NULL;
- PL_replgv = NULL;
- PL_DBgv = NULL;
- PL_DBline = NULL;
- PL_DBsub = NULL;
PL_DBsingle = NULL;
PL_DBtrace = NULL;
PL_DBsignal = NULL;
PL_dbargs = NULL;
PL_debstash = NULL;
+ SvREFCNT_dec(PL_envgv);
+ SvREFCNT_dec(PL_incgv);
+ SvREFCNT_dec(PL_argvgv);
+ SvREFCNT_dec(PL_replgv);
+ SvREFCNT_dec(PL_DBgv);
+ SvREFCNT_dec(PL_DBline);
+ SvREFCNT_dec(PL_DBsub);
+ PL_envgv = NULL;
+ PL_incgv = NULL;
+ PL_argvgv = NULL;
+ PL_replgv = NULL;
+ PL_DBgv = NULL;
+ PL_DBline = NULL;
+ PL_DBsub = NULL;
+
SvREFCNT_dec(PL_argvout_stack);
PL_argvout_stack = NULL;
PL_numeric_radix_sv = NULL;
#endif
- /* clear utf8 character classes */
- SvREFCNT_dec(PL_utf8_alnum);
- SvREFCNT_dec(PL_utf8_alpha);
- SvREFCNT_dec(PL_utf8_graph);
- SvREFCNT_dec(PL_utf8_digit);
- SvREFCNT_dec(PL_utf8_upper);
- SvREFCNT_dec(PL_utf8_lower);
- SvREFCNT_dec(PL_utf8_print);
- SvREFCNT_dec(PL_utf8_punct);
+ /* clear character classes */
+ for (i = 0; i < POSIX_SWASH_COUNT; i++) {
+ SvREFCNT_dec(PL_utf8_swash_ptrs[i]);
+ PL_utf8_swash_ptrs[i] = NULL;
+ }
SvREFCNT_dec(PL_utf8_mark);
SvREFCNT_dec(PL_utf8_toupper);
SvREFCNT_dec(PL_utf8_totitle);
SvREFCNT_dec(PL_utf8_tofold);
SvREFCNT_dec(PL_utf8_idstart);
SvREFCNT_dec(PL_utf8_idcont);
+ SvREFCNT_dec(PL_utf8_foldable);
SvREFCNT_dec(PL_utf8_foldclosures);
- PL_utf8_alnum = NULL;
- PL_utf8_alpha = NULL;
- PL_utf8_graph = NULL;
- PL_utf8_digit = NULL;
- PL_utf8_upper = NULL;
- PL_utf8_lower = NULL;
- PL_utf8_print = NULL;
- PL_utf8_punct = NULL;
+ SvREFCNT_dec(PL_AboveLatin1);
+ SvREFCNT_dec(PL_UpperLatin1);
+ SvREFCNT_dec(PL_Latin1);
+ SvREFCNT_dec(PL_NonL1NonFinalFold);
+ SvREFCNT_dec(PL_HasMultiCharFold);
PL_utf8_mark = NULL;
PL_utf8_toupper = NULL;
PL_utf8_totitle = NULL;
PL_utf8_idstart = NULL;
PL_utf8_idcont = NULL;
PL_utf8_foldclosures = NULL;
+ PL_AboveLatin1 = NULL;
+ PL_HasMultiCharFold = NULL;
+ PL_Latin1 = NULL;
+ PL_NonL1NonFinalFold = NULL;
+ PL_UpperLatin1 = NULL;
+ for (i = 0; i < POSIX_CC_COUNT; i++) {
+ SvREFCNT_dec(PL_XPosix_ptrs[i]);
+ PL_XPosix_ptrs[i] = NULL;
+ }
if (!specialWARN(PL_compiling.cop_warnings))
PerlMemShared_free(PL_compiling.cop_warnings);
sys_intern_clear();
#endif
+ /* constant strings */
+ for (i = 0; i < SV_CONSTS_COUNT; i++) {
+ SvREFCNT_dec(PL_sv_consts[i]);
+ PL_sv_consts[i] = NULL;
+ }
+
/* Destruct the global string table. */
{
/* Yell and reset the HeVAL() slots that are still holding refcounts,
Safefree(PL_origfilename);
PL_origfilename = NULL;
Safefree(PL_reg_curpm);
- Safefree(PL_reg_poscache);
free_tied_hv_pool();
Safefree(PL_op_mask);
Safefree(PL_psig_name);
PL_debug &= ~ DEBUG_m_FLAG;
}
while(aTHXx->Imemory_debug_header.next != &(aTHXx->Imemory_debug_header))
- safesysfree(sTHX + (char *)(aTHXx->Imemory_debug_header.next));
+ safesysfree(PERL_MEMORY_DEBUG_HEADER_SIZE + (char *)(aTHXx->Imemory_debug_header.next));
PL_debug = old_debug;
}
}
{
# ifdef NETWARE
void *host = nw_internal_host;
-# else
- void *host = w32_internal_host;
-# endif
PerlMem_free(aTHXx);
-# ifdef NETWARE
nw_delete_internal_host(host);
# else
+ void *host = w32_internal_host;
+ PerlMem_free(aTHXx);
win32_delete_internal_host(host);
# endif
}
perl_fini(void)
{
dVAR;
- if (PL_curinterp && !PL_veto_cleanup)
+ if (
+#ifdef PERL_GLOBAL_STRUCT_PRIVATE
+ my_vars &&
+#endif
+ PL_curinterp && !PL_veto_cleanup)
FREE_THREAD_KEY;
}
++PL_exitlistlen;
}
-STATIC void
-S_set_caret_X(pTHX) {
- dVAR;
- GV* tmpgv = gv_fetchpvs("\030", GV_ADD|GV_NOTQUAL, SVt_PV); /* $^X */
- if (tmpgv) {
- SV *const caret_x = GvSV(tmpgv);
-#if defined(OS2)
- sv_setpv(caret_x, os2_execname(aTHX));
-#else
-# ifdef USE_KERN_PROC_PATHNAME
- size_t size = 0;
- int mib[4];
- mib[0] = CTL_KERN;
- mib[1] = KERN_PROC;
- mib[2] = KERN_PROC_PATHNAME;
- mib[3] = -1;
-
- if (sysctl(mib, 4, NULL, &size, NULL, 0) == 0
- && size > 0 && size < MAXPATHLEN * MAXPATHLEN) {
- sv_grow(caret_x, size);
-
- if (sysctl(mib, 4, SvPVX(caret_x), &size, NULL, 0) == 0
- && size > 2) {
- SvPOK_only(caret_x);
- SvCUR_set(caret_x, size - 1);
- SvTAINT(caret_x);
- return;
- }
- }
-# elif defined(USE_NSGETEXECUTABLEPATH)
- char buf[1];
- uint32_t size = sizeof(buf);
-
- _NSGetExecutablePath(buf, &size);
- if (size < MAXPATHLEN * MAXPATHLEN) {
- sv_grow(caret_x, size);
- if (_NSGetExecutablePath(SvPVX(caret_x), &size) == 0) {
- char *const tidied = realpath(SvPVX(caret_x), NULL);
- if (tidied) {
- sv_setpv(caret_x, tidied);
- free(tidied);
- } else {
- SvPOK_only(caret_x);
- SvCUR_set(caret_x, size);
- }
- return;
- }
- }
-# elif defined(HAS_PROCSELFEXE)
- char buf[MAXPATHLEN];
- int len = readlink(PROCSELFEXE_PATH, buf, sizeof(buf) - 1);
-
- /* On Playstation2 Linux V1.0 (kernel 2.2.1) readlink(/proc/self/exe)
- includes a spurious NUL which will cause $^X to fail in system
- or backticks (this will prevent extensions from being built and
- many tests from working). readlink is not meant to add a NUL.
- Normal readlink works fine.
- */
- if (len > 0 && buf[len-1] == '\0') {
- len--;
- }
-
- /* FreeBSD's implementation is acknowledged to be imperfect, sometimes
- returning the text "unknown" from the readlink rather than the path
- to the executable (or returning an error from the readlink). Any
- valid path has a '/' in it somewhere, so use that to validate the
- result. See http://www.freebsd.org/cgi/query-pr.cgi?pr=35703
- */
- if (len > 0 && memchr(buf, '/', len)) {
- sv_setpvn(caret_x, buf, len);
- return;
- }
-# endif
- /* Fallback to this: */
- sv_setpv(caret_x, PL_origargv[0]);
-#endif
- }
-}
-
/*
=for apidoc perl_parse
while (seed < seed_end) {
PerlIO_printf(Perl_debug_log, "%02x", *seed++);
}
+#ifdef PERL_HASH_RANDOMIZE_KEYS
+ PerlIO_printf(Perl_debug_log, " PERTURB_KEYS = %d (%s)",
+ PL_HASH_RAND_BITS_ENABLED,
+ PL_HASH_RAND_BITS_ENABLED == 0 ? "NO" : PL_HASH_RAND_BITS_ENABLED == 1 ? "RANDOM" : "DETERMINISTIC");
+#endif
PerlIO_printf(Perl_debug_log, "\n");
}
}
init_ids();
assert (!TAINT_get);
TAINT;
- S_set_caret_X(aTHX);
+ set_caret_X();
TAINT_NOT;
init_postdump_symbols(argc,argv,env);
return 0;
# ifdef NO_MATHOMS
" NO_MATHOMS"
# endif
+# ifdef NO_HASH_SEED
+ " NO_HASH_SEED"
+# endif
+# ifdef NO_TAINT_SUPPORT
+ " NO_TAINT_SUPPORT"
+# endif
+# ifdef PERL_BOOL_AS_CHAR
+ " PERL_BOOL_AS_CHAR"
+# endif
# ifdef PERL_DISABLE_PMC
" PERL_DISABLE_PMC"
# endif
# ifdef PERL_EXTERNAL_GLOB
" PERL_EXTERNAL_GLOB"
# endif
+# ifdef PERL_HASH_FUNC_SIPHASH
+ " PERL_HASH_FUNC_SIPHASH"
+# endif
+# ifdef PERL_HASH_FUNC_SDBM
+ " PERL_HASH_FUNC_SDBM"
+# endif
+# ifdef PERL_HASH_FUNC_DJB2
+ " PERL_HASH_FUNC_DJB2"
+# endif
+# ifdef PERL_HASH_FUNC_SUPERFAST
+ " PERL_HASH_FUNC_SUPERFAST"
+# endif
+# ifdef PERL_HASH_FUNC_MURMUR3
+ " PERL_HASH_FUNC_MURMUR3"
+# endif
+# ifdef PERL_HASH_FUNC_ONE_AT_A_TIME
+ " PERL_HASH_FUNC_ONE_AT_A_TIME"
+# endif
+# ifdef PERL_HASH_FUNC_ONE_AT_A_TIME_HARD
+ " PERL_HASH_FUNC_ONE_AT_A_TIME_HARD"
+# endif
+# ifdef PERL_HASH_FUNC_ONE_AT_A_TIME_OLD
+ " PERL_HASH_FUNC_ONE_AT_A_TIME_OLD"
+# endif
# ifdef PERL_IS_MINIPERL
" PERL_IS_MINIPERL"
# endif
# ifdef PERL_MEM_LOG_NOIMPL
" PERL_MEM_LOG_NOIMPL"
# endif
+# ifdef PERL_NEW_COPY_ON_WRITE
+ " PERL_NEW_COPY_ON_WRITE"
+# endif
+# ifdef PERL_PERTURB_KEYS_DETERMINISTIC
+ " PERL_PERTURB_KEYS_DETERMINISTIC"
+# endif
+# ifdef PERL_PERTURB_KEYS_DISABLED
+ " PERL_PERTURB_KEYS_DISABLED"
+# endif
+# ifdef PERL_PERTURB_KEYS_RANDOM
+ " PERL_PERTURB_KEYS_RANDOM"
+# endif
# ifdef PERL_PRESERVE_IVUV
" PERL_PRESERVE_IVUV"
# endif
# ifdef USE_FAST_STDIO
" USE_FAST_STDIO"
# endif
+# ifdef USE_HASH_SEED_EXPLICIT
+ " USE_HASH_SEED_EXPLICIT"
+# endif
# ifdef USE_LOCALE
" USE_LOCALE"
# endif
break;
case 't':
-#if SILENT_NO_TAINT_SUPPORT
+#if defined(SILENT_NO_TAINT_SUPPORT)
/* silently ignore */
-#elif NO_TAINT_SUPPORT
- Perl_croak("This perl was compiled without taint support. "
+#elif defined(NO_TAINT_SUPPORT)
+ Perl_croak_nocontext("This perl was compiled without taint support. "
"Cowardly refusing to run with -t or -T flags");
#else
CHECK_MALLOC_TOO_LATE_FOR('t');
s++;
goto reswitch;
case 'T':
-#if SILENT_NO_TAINT_SUPPORT
+#if defined(SILENT_NO_TAINT_SUPPORT)
/* silently ignore */
-#elif NO_TAINT_SUPPORT
- Perl_croak("This perl was compiled without taint support. "
+#elif defined(NO_TAINT_SUPPORT)
+ Perl_croak_nocontext("This perl was compiled without taint support. "
"Cowardly refusing to run with -t or -T flags");
#else
CHECK_MALLOC_TOO_LATE_FOR('T');
while (isSPACE(*s))
s++;
if (*s == '-' && *(s+1) == 'T') {
-#if SILENT_NO_TAINT_SUPPORT
+#if defined(SILENT_NO_TAINT_SUPPORT)
/* silently ignore */
-#elif NO_TAINT_SUPPORT
- Perl_croak("This perl was compiled without taint support. "
+#elif defined(NO_TAINT_SUPPORT)
+ Perl_croak_nocontext("This perl was compiled without taint support. "
"Cowardly refusing to run with -t or -T flags");
#else
CHECK_MALLOC_TOO_LATE_FOR('T');
}
}
if (*d == 't') {
-#if SILENT_NO_TAINT_SUPPORT
+#if defined(SILENT_NO_TAINT_SUPPORT)
/* silently ignore */
-#elif NO_TAINT_SUPPORT
- Perl_croak("This perl was compiled without taint support. "
+#elif defined(NO_TAINT_SUPPORT)
+ Perl_croak_nocontext("This perl was compiled without taint support. "
"Cowardly refusing to run with -t or -T flags");
#else
if( !TAINTING_get) {
/* and for SITELIB_EXP in USE_SITECUSTOMIZE */
assert (!TAINT_get);
TAINT;
- S_set_caret_X(aTHX);
+ set_caret_X();
TAINT_NOT;
#if defined(USE_SITECUSTOMIZE)
SV **const inc0 = inc ? av_fetch(inc, 0, FALSE) : NULL;
if (inc0) {
+ /* if lib/buildcustomize.pl exists, it should not fail. If it does,
+ it should be reported immediately as a build failure. */
(void)Perl_av_create_and_unshift_one(aTHX_ &PL_preambleav,
Perl_newSVpvf(aTHX_
- "BEGIN { do {local $!; -f q%c%"SVf"/buildcustomize.pl%c} && do q%c%"SVf"/buildcustomize.pl%c }",
+ "BEGIN { do {local $!; -f q%c%"SVf"/buildcustomize.pl%c} and do q%c%"SVf"/buildcustomize.pl%c || die $@ }",
0, *inc0, 0,
0, *inc0, 0));
}
#endif
lex_start(linestr_sv, rsfp, lex_start_flags);
- if(linestr_sv)
- SvREFCNT_dec(linestr_sv);
+ SvREFCNT_dec(linestr_sv);
PL_subname = newSVpvs("main");
=for apidoc p||get_sv
Returns the SV of the specified Perl scalar. C<flags> are passed to
-C<gv_fetchpv>. If C<GV_ADD> is set and the
+C<gv_fetchpv>. If C<GV_ADD> is set and the
Perl variable does not exist then it will be created. If C<flags> is zero
and the variable does not exist then NULL is returned.
Returns the AV of the specified Perl global or package array with the given
name (so it won't work on lexical variables). C<flags> are passed
-to C<gv_fetchpv>. If C<GV_ADD> is set and the
+to C<gv_fetchpv>. If C<GV_ADD> is set and the
Perl variable does not exist then it will be created. If C<flags> is zero
and the variable does not exist then NULL is returned.
=for apidoc p||get_hv
Returns the HV of the specified Perl hash. C<flags> are passed to
-C<gv_fetchpv>. If C<GV_ADD> is set and the
+C<gv_fetchpv>. If C<GV_ADD> is set and the
Perl variable does not exist then it will be created. If C<flags> is zero
and the variable does not exist then NULL is returned.
=for apidoc p||get_cvn_flags
Returns the CV of the specified Perl subroutine. C<flags> are passed to
-C<gv_fetchpvn_flags>. If C<GV_ADD> is set and the Perl subroutine does not
+C<gv_fetchpvn_flags>. If C<GV_ADD> is set and the Perl subroutine does not
exist then it will be declared (which has the same effect as saying
C<sub name;>). If C<GV_ADD> is not set and the subroutine does not exist
then NULL is returned.
=for apidoc p||call_argv
Performs a callback to the specified named and package-scoped Perl subroutine
-with C<argv> (a NULL-terminated array of strings) as arguments. See L<perlcall>.
+with C<argv> (a NULL-terminated array of strings) as arguments. See
+L<perlcall>.
Approximate Perl equivalent: C<&{"$sub_name"}(@$argv)>.
/* See G_* flags in cop.h */
{
STRLEN len;
+ SV* sv;
PERL_ARGS_ASSERT_CALL_METHOD;
len = strlen(methname);
+ sv = flags & G_METHOD_NAMED
+ ? sv_2mortal(newSVpvn_share(methname, len,0))
+ : newSVpvn_flags(methname, len, SVs_TEMP);
- /* XXX: sv_2mortal(newSVpvn_share(methname, len)) can be faster */
- return call_sv(newSVpvn_flags(methname, len, SVs_TEMP), flags | G_METHOD);
+ return call_sv(sv, flags | G_METHOD);
}
/* May be called with any of a CV, a GV, or an SV containing the name. */
{
dVAR; dSP;
LOGOP myop; /* fake syntax tree node */
- UNOP method_op;
+ UNOP method_unop;
+ SVOP method_svop;
I32 oldmark;
VOL I32 retval = 0;
I32 oldscope;
PL_op = (OP*)&myop;
EXTEND(PL_stack_sp, 1);
- *++PL_stack_sp = sv;
+ if (!(flags & G_METHOD_NAMED))
+ *++PL_stack_sp = sv;
oldmark = TOPMARK;
oldscope = PL_scopestack_ix;
&& !(flags & G_NODEBUG))
myop.op_private |= OPpENTERSUB_DB;
- if (flags & G_METHOD) {
- Zero(&method_op, 1, UNOP);
- method_op.op_next = (OP*)&myop;
- method_op.op_ppaddr = PL_ppaddr[OP_METHOD];
- method_op.op_type = OP_METHOD;
- myop.op_ppaddr = PL_ppaddr[OP_ENTERSUB];
- myop.op_type = OP_ENTERSUB;
- PL_op = (OP*)&method_op;
+ if (flags & (G_METHOD|G_METHOD_NAMED)) {
+ if ( flags & G_METHOD_NAMED ) {
+ Zero(&method_svop, 1, SVOP);
+ method_svop.op_next = (OP*)&myop;
+ method_svop.op_ppaddr = PL_ppaddr[OP_METHOD_NAMED];
+ method_svop.op_type = OP_METHOD_NAMED;
+ method_svop.op_sv = sv;
+ PL_op = (OP*)&method_svop;
+ } else {
+ Zero(&method_unop, 1, UNOP);
+ method_unop.op_next = (OP*)&myop;
+ method_unop.op_ppaddr = PL_ppaddr[OP_METHOD];
+ method_unop.op_type = OP_METHOD;
+ PL_op = (OP*)&method_unop;
+ }
+ myop.op_ppaddr = PL_ppaddr[OP_ENTERSUB];
+ myop.op_type = OP_ENTERSUB;
+
}
if (!(flags & G_EVAL)) {
/*
=for apidoc p||eval_sv
-Tells Perl to C<eval> the string in the SV. It supports the same flags
-as C<call_sv>, with the obvious exception of G_EVAL. See L<perlcall>.
+Tells Perl to C<eval> the string in the SV. It supports the same flags
+as C<call_sv>, with the obvious exception of G_EVAL. See L<perlcall>.
=cut
*/
myop.op_flags |= OP_GIMME_REVERSE(flags);
if (flags & G_KEEPERR)
myop.op_flags |= OPf_SPECIAL;
- if (PL_reg_state.re_reparsing)
- myop.op_private = OPpEVAL_COPHH;
+
+ if (flags & G_RE_REPARSING)
+ myop.op_private = (OPpEVAL_COPHH | OPpEVAL_RE_REPARSING);
/* fail now; otherwise we could fail after the JMPENV_PUSH but
* before a PUSHEVAL, which corrupts the stack after a croak */
PERL_ARGS_ASSERT_REQUIRE_PV;
PUSHSTACKi(PERLSI_REQUIRE);
- PUTBACK;
sv = Perl_newSVpvf(aTHX_ "require q%c%s%c", 0, pv, 0);
eval_sv(sv_2mortal(sv), G_DISCARD);
- SPAGAIN;
POPSTACK;
}
" q quiet - currently only suppresses the 'EXECUTING' message\n"
" M trace smart match resolution\n"
" B dump suBroutine definitions, including special Blocks like BEGIN\n",
+ " L trace some locale setting information--for Perl core development\n",
NULL
};
int i = 0;
if (isALPHA(**s)) {
/* if adding extra options, remember to update DEBUG_MASK */
- static const char debopts[] = "psltocPmfrxuUHXDSTRJvCAqMB";
+ static const char debopts[] = "psltocPmfrxuUHXDSTRJvCAqMBL";
- for (; isALNUM(**s); (*s)++) {
+ for (; isWORDCHAR(**s); (*s)++) {
const char * const d = strchr(debopts,**s);
if (d)
i |= 1 << (d - debopts);
}
else if (isDIGIT(**s)) {
i = atoi(*s);
- for (; isALNUM(**s); (*s)++) ;
+ for (; isWORDCHAR(**s); (*s)++) ;
}
else if (givehelp) {
const char *const *p = usage_msgd;
PL_utf8cache = -1;
return s;
case 'F':
+ PL_minus_a = TRUE;
PL_minus_F = TRUE;
+ PL_minus_n = TRUE;
PL_splitstr = ++s;
while (*s && !isSPACE(*s)) ++s;
PL_splitstr = savepvn(PL_splitstr, s - PL_splitstr);
return s;
case 'a':
PL_minus_a = TRUE;
+ PL_minus_n = TRUE;
s++;
return s;
case 'c':
s++;
/* -dt indicates to the debugger that threads will be used */
- if (*s == 't' && !isALNUM(s[1])) {
+ if (*s == 't' && !isWORDCHAR(s[1])) {
++s;
my_setenv("PERL5DB_THREADED", "1");
}
end = s + strlen(s);
/* We now allow -d:Module=Foo,Bar and -d:-Module */
- while(isALNUM(*s) || *s==':') ++s;
+ while(isWORDCHAR(*s) || *s==':') ++s;
if (*s != '=')
sv_catpvn(sv, start, end - start);
else {
if (ckWARN_d(WARN_DEBUGGING))
Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
"Recompile perl with -DDEBUGGING to use -D switch (did you mean -d ?)\n");
- for (s++; isALNUM(*s); s++) ;
+ for (s++; isWORDCHAR(*s); s++) ;
#endif
return s;
}
sv = newSVpvn(use,4);
start = s;
/* We allow -M'Module qw(Foo Bar)' */
- while(isALNUM(*s) || *s==':') {
+ while(isWORDCHAR(*s) || *s==':') {
if( *s++ == ':' ) {
if( *s == ':' )
s++;
return s;
case 't':
case 'T':
-#if SILENT_NO_TAINT_SUPPORT
+#if defined(SILENT_NO_TAINT_SUPPORT)
/* silently ignore */
-#elif NO_TAINT_SUPPORT
- Perl_croak("This perl was compiled without taint support. "
+#elif defined(NO_TAINT_SUPPORT)
+ Perl_croak_nocontext("This perl was compiled without taint support. "
"Cowardly refusing to run with -t or -T flags");
#else
if (!TAINTING_get)
S_minus_v(pTHX)
{
PerlIO * PIO_stdout;
- if (!sv_derived_from(PL_patchlevel, "version"))
- upg_version(PL_patchlevel, TRUE);
-#if !defined(DGUX)
{
- SV* level= vstringify(PL_patchlevel);
+ const char * const level_str = "v" PERL_VERSION_STRING;
+ const STRLEN level_len = sizeof("v" PERL_VERSION_STRING)-1;
#ifdef PERL_PATCHNUM
+ SV* level;
# ifdef PERL_GIT_UNCOMMITTED_CHANGES
- SV *num = newSVpvs(PERL_PATCHNUM "*");
+ static const char num [] = PERL_PATCHNUM "*";
# else
- SV *num = newSVpvs(PERL_PATCHNUM);
+ static const char num [] = PERL_PATCHNUM;
# endif
{
- STRLEN level_len, num_len;
- char * level_str, * num_str;
- num_str = SvPV(num, num_len);
- level_str = SvPV(level, level_len);
- if (num_len>=level_len && strnEQ(num_str,level_str,level_len)) {
- SvREFCNT_dec(level);
- level= num;
+ const STRLEN num_len = sizeof(num)-1;
+ /* A very advanced compiler would fold away the strnEQ
+ and this whole conditional, but most (all?) won't do it.
+ SV level could also be replaced by with preprocessor
+ catenation.
+ */
+ if (num_len >= level_len && strnEQ(num,level_str,level_len)) {
+ /* per 46807d8e80, PERL_PATCHNUM is outside of the control
+ of the interp so it might contain format characters
+ */
+ level = newSVpvn(num, num_len);
} else {
- Perl_sv_catpvf(aTHX_ level, " (%"SVf")", num);
- SvREFCNT_dec(num);
+ level = Perl_newSVpvf_nocontext("%s (%s)", level_str, num);
}
}
- #endif
+#else
+ SV* level = newSVpvn(level_str, level_len);
+#endif /* #ifdef PERL_PATCHNUM */
PIO_stdout = PerlIO_stdout();
PerlIO_printf(PIO_stdout,
"\nThis is perl " STRINGIFY(PERL_REVISION)
", subversion " STRINGIFY(PERL_SUBVERSION)
" (%"SVf") built for " ARCHNAME, level
);
- SvREFCNT_dec(level);
+ SvREFCNT_dec_NN(level);
}
-#else /* DGUX */
- PIO_stdout = PerlIO_stdout();
-/* Adjust verbose output as in the perl that ships with the DG/UX OS from EMC */
- PerlIO_printf(PIO_stdout,
- Perl_form(aTHX_ "\nThis is perl, %"SVf"\n",
- SVfARG(vstringify(PL_patchlevel))));
- PerlIO_printf(PIO_stdout,
- Perl_form(aTHX_ " built under %s at %s %s\n",
- OSNAME, __DATE__, __TIME__));
- PerlIO_printf(PIO_stdout,
- Perl_form(aTHX_ " OS Specific Release: %s\n",
- OSVERS));
-#endif /* !DGUX */
#if defined(LOCAL_PATCH_COUNT)
if (LOCAL_PATCH_COUNT > 0)
PerlIO_printf(PIO_stdout,
#endif
PerlIO_printf(PIO_stdout,
- "\n\nCopyright 1987-2012, Larry Wall\n");
+ "\n\nCopyright 1987-2014, Larry Wall\n");
#ifdef MSDOS
PerlIO_printf(PIO_stdout,
"\nMS-DOS port Copyright (c) 1989, 1990, Diomidis Spinellis\n");
#endif
#ifdef __VOS__
PerlIO_printf(PIO_stdout,
- "Stratus VOS port by Paul.Green@stratus.com, 1997-2002\n");
+ "Stratus OpenVOS port by Paul.Green@stratus.com, 1997-2013\n");
#endif
#ifdef POSIX_BC
PerlIO_printf(PIO_stdout,
# undef PERLVARIC
#endif
- /* As these are inside a structure, PERLVARI isn't capable of initialising
- them */
- PL_reg_oldcurpm = PL_reg_curpm = NULL;
- PL_reg_poscache = PL_reg_starttry = NULL;
}
STATIC void
SvREFCNT_inc_simple_void(PL_incgv); /* Don't allow it to be freed */
GvMULTI_on(PL_incgv);
PL_hintgv = gv_fetchpvs("\010", GV_ADD|GV_NOTQUAL, SVt_PV); /* ^H */
+ SvREFCNT_inc_simple_void(PL_hintgv);
GvMULTI_on(PL_hintgv);
PL_defgv = gv_fetchpvs("_", GV_ADD|GV_NOTQUAL, SVt_PVAV);
SvREFCNT_inc_simple_void(PL_defgv);
- PL_errgv = gv_HVadd(gv_fetchpvs("@", GV_ADD|GV_NOTQUAL, SVt_PV));
+ PL_errgv = gv_fetchpvs("@", GV_ADD|GV_NOTQUAL, SVt_PV);
SvREFCNT_inc_simple_void(PL_errgv);
GvMULTI_on(PL_errgv);
PL_replgv = gv_fetchpvs("\022", GV_ADD|GV_NOTQUAL, SVt_PV); /* ^R */
+ SvREFCNT_inc_simple_void(PL_replgv);
GvMULTI_on(PL_replgv);
(void)Perl_form(aTHX_ "%240s",""); /* Preallocate temp - for immediate signals. */
#ifdef PERL_DONT_CREATE_GVSV
int fdscript = -1;
PerlIO *rsfp = NULL;
dVAR;
+ Stat_t tmpstatbuf;
PERL_ARGS_ASSERT_OPEN_SCRIPT;
/* ensure close-on-exec */
fcntl(PerlIO_fileno(rsfp), F_SETFD, 1);
#endif
+
+ if (PerlLIO_fstat(PerlIO_fileno(rsfp), &tmpstatbuf) >= 0
+ && S_ISDIR(tmpstatbuf.st_mode))
+ Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n",
+ CopFILE(PL_curcop),
+ Strerror(EISDIR));
+
return rsfp;
}
STATIC void
S_validate_suid(pTHX_ PerlIO *rsfp)
{
- const UV my_uid = PerlProc_getuid();
- const UV my_euid = PerlProc_geteuid();
- const UV my_gid = PerlProc_getgid();
- const UV my_egid = PerlProc_getegid();
+ const Uid_t my_uid = PerlProc_getuid();
+ const Uid_t my_euid = PerlProc_geteuid();
+ const Gid_t my_gid = PerlProc_getgid();
+ const Gid_t my_egid = PerlProc_getegid();
PERL_ARGS_ASSERT_VALIDATE_SUID;
{
/* no need to do anything here any more if we don't
* do tainting. */
-#if !NO_TAINT_SUPPORT
+#ifndef NO_TAINT_SUPPORT
dVAR;
- const UV my_uid = PerlProc_getuid();
- const UV my_euid = PerlProc_geteuid();
- const UV my_gid = PerlProc_getgid();
- const UV my_egid = PerlProc_getegid();
+ const Uid_t my_uid = PerlProc_getuid();
+ const Uid_t my_euid = PerlProc_geteuid();
+ const Gid_t my_gid = PerlProc_getgid();
+ const Gid_t my_egid = PerlProc_getegid();
/* Should not happen: */
CHECK_MALLOC_TAINT(my_uid && (my_euid != my_uid || my_egid != my_gid));
* have to add your own checks somewhere in here. The two most
* known samples of 'implicitness' are Win32 and NetWare, neither
* of which has much of concept of 'uids'. */
- int uid = PerlProc_getuid();
- int euid = PerlProc_geteuid();
- int gid = PerlProc_getgid();
- int egid = PerlProc_getegid();
+ Uid_t uid = PerlProc_getuid();
+ Uid_t euid = PerlProc_geteuid();
+ Gid_t gid = PerlProc_getgid();
+ Gid_t egid = PerlProc_getegid();
(void)envp;
#ifdef VMS
PL_curstash = (HV *)SvREFCNT_inc_simple(PL_debstash);
Perl_init_dbargs(aTHX);
- PL_DBgv = gv_fetchpvs("DB::DB", GV_ADDMULTI, SVt_PVGV);
- PL_DBline = gv_fetchpvs("DB::dbline", GV_ADDMULTI, SVt_PVAV);
- PL_DBsub = gv_HVadd(gv_fetchpvs("DB::sub", GV_ADDMULTI, SVt_PVHV));
+ PL_DBgv = MUTABLE_GV(
+ SvREFCNT_inc(gv_fetchpvs("DB::DB", GV_ADDMULTI, SVt_PVGV))
+ );
+ PL_DBline = MUTABLE_GV(
+ SvREFCNT_inc(gv_fetchpvs("DB::dbline", GV_ADDMULTI, SVt_PVAV))
+ );
+ PL_DBsub = MUTABLE_GV(SvREFCNT_inc(
+ gv_HVadd(gv_fetchpvs("DB::sub", GV_ADDMULTI, SVt_PVHV))
+ ));
PL_DBsingle = GvSV((gv_fetchpvs("DB::single", GV_ADDMULTI, SVt_PV)));
if (!SvIOK(PL_DBsingle))
sv_setiv(PL_DBsingle, 0);
#ifndef STRESS_REALLOC
#define REASONABLE(size) (size)
+#define REASONABLE_but_at_least(size,min) (size)
#else
#define REASONABLE(size) (1) /* unreasonable */
+#define REASONABLE_but_at_least(size,min) (min)
#endif
void
PL_scopestack_ix = 0;
PL_scopestack_max = REASONABLE(32);
- Newx(PL_savestack,REASONABLE(128),ANY);
+ Newx(PL_savestack,REASONABLE_but_at_least(128,SS_MAXPUSH),ANY);
PL_savestack_ix = 0;
- PL_savestack_max = REASONABLE(128);
+ PL_savestack_max = REASONABLE_but_at_least(128,SS_MAXPUSH);
}
#undef REASONABLE
}
}
if ((PL_argvgv = gv_fetchpvs("ARGV", GV_ADD|GV_NOTQUAL, SVt_PVAV))) {
+ SvREFCNT_inc_simple_void_NN(PL_argvgv);
GvMULTI_on(PL_argvgv);
- (void)gv_AVadd(PL_argvgv);
av_clear(GvAVn(PL_argvgv));
for (; argc > 0; argc--,argv++) {
SV * const sv = newSVpv(argv[0],0);
- av_push(GvAVn(PL_argvgv),sv);
+ av_push(GvAV(PL_argvgv),sv);
if (!(PL_unicode & PERL_UNICODE_LOCALE_FLAG) || PL_utf8locale) {
if (PL_unicode & PERL_UNICODE_ARGV_FLAG)
SvUTF8_on(sv);
if ((PL_envgv = gv_fetchpvs("ENV", GV_ADD|GV_NOTQUAL, SVt_PVHV))) {
HV *hv;
bool env_is_not_environ;
+ SvREFCNT_inc_simple_void_NN(PL_envgv);
GvMULTI_on(PL_envgv);
hv = GvHVn(PL_envgv);
hv_magic(hv, NULL, PERL_MAGIC_env);
PERL_ARGS_ASSERT_MAYBERELOCATE;
assert(len > 0);
- if (len) {
- /* I am not convinced that this is valid when PERLLIB_MANGLE is
- defined to so something (in os2/os2.c), but the code has been
- this way, ignoring any possible changed of length, since
- 760ac839baf413929cd31cc32ffd6dba6b781a81 (5.003_02) so I'll leave
- it be. */
- libdir = newSVpvn(PERLLIB_MANGLE(dir, len), len);
- } else {
- libdir = newSVpv(PERLLIB_MANGLE(dir, 0), 0);
- }
+ /* I am not convinced that this is valid when PERLLIB_MANGLE is
+ defined to so something (in os2/os2.c), but the code has been
+ this way, ignoring any possible changed of length, since
+ 760ac839baf413929cd31cc32ffd6dba6b781a81 (5.003_02) so I'll leave
+ it be. */
+ libdir = newSVpvn(PERLLIB_MANGLE(dir, len), len);
#ifdef VMS
{
if ((unix = tounixspec_ts(SvPV(libdir,len),NULL)) != NULL) {
len = strlen(unix);
- while (unix[len-1] == '/') len--; /* Cosmetic */
+ while (len > 1 && unix[len-1] == '/') len--; /* Cosmetic */
sv_usepvn(libdir,unix,len);
}
else
/* finally add this lib directory at the end of @INC */
if (unshift) {
#ifdef PERL_IS_MINIPERL
- const U32 extra = 0;
+ const Size_t extra = 0;
#else
- U32 extra = av_len(av) + 1;
+ Size_t extra = av_tindex(av) + 1;
#endif
av_unshift(inc, extra + push_basedir);
if (push_basedir)
PERL_ARGS_ASSERT_CALL_LIST;
- while (av_len(paramList) >= 0) {
+ while (av_tindex(paramList) >= 0) {
cv = MUTABLE_CV(av_shift(paramList));
if (PL_savebegin) {
if (paramList == PL_beginav) {
Perl_my_exit(pTHX_ U32 status)
{
dVAR;
+ if (PL_exit_flags & PERL_EXIT_ABORT) {
+ abort();
+ }
+ if (PL_exit_flags & PERL_EXIT_WARN) {
+ PL_exit_flags |= PERL_EXIT_ABORT; /* Protect against reentrant calls */
+ Perl_warn(aTHX_ "Unexpected exit %lu", (unsigned long)status);
+ PL_exit_flags &= ~PERL_EXIT_ABORT;
+ }
switch (status) {
case 0:
STATUS_ALL_SUCCESS;
STATUS_UNIX_SET(255);
}
#endif
+ if (PL_exit_flags & PERL_EXIT_ABORT) {
+ abort();
+ }
+ if (PL_exit_flags & PERL_EXIT_WARN) {
+ PL_exit_flags |= PERL_EXIT_ABORT; /* Protect against reentrant calls */
+ Perl_warn(aTHX_ "Unexpected exit failure %ld", (long)PL_statusvalue);
+ PL_exit_flags &= ~PERL_EXIT_ABORT;
+ }
my_exit_jump();
}