}
/* jettison our possibly duplicated environment */
-
-#ifdef USE_ENVIRON_ARRAY
+ /* if PERL_USE_SAFE_PUTENV is defined environ will not have been copied
+ * so we certainly shouldn't free it here
+ */
+#if defined(USE_ENVIRON_ARRAY) && !defined(PERL_USE_SAFE_PUTENV)
if (environ != PL_origenviron) {
I32 i;
return s;
case 'F':
PL_minus_F = TRUE;
- PL_splitstr = savepv(s + 1);
- s += strlen(s);
+ PL_splitstr = ++s;
+ while (*s && !isSPACE(*s)) ++s;
+ *s = '\0';
+ PL_splitstr = savepv(PL_splitstr);
return s;
case 'a':
PL_minus_a = TRUE;
s++;
}
return s;
- case 'I': /* -I handled both here and in parse_perl() */
+ case 'I': /* -I handled both here and in parse_body() */
forbid_setid("-I");
++s;
while (*s && isSPACE(*s))
STATIC void
S_open_script(pTHX_ char *scriptname, bool dosearch, SV *sv, int *fdscript)
{
+ char *quote;
+ char *code;
+ char *cpp_discard_flag;
+ char *perl;
+
*fdscript = -1;
if (PL_e_script) {
}
}
-#ifdef USE_ITHREADS
- Safefree(CopFILE(PL_curcop));
-#else
- SvREFCNT_dec(CopFILEGV(PL_curcop));
-#endif
+# ifdef USE_ITHREADS
+ Safefree(CopFILE(PL_curcop));
+# else
+ SvREFCNT_dec(CopFILEGV(PL_curcop));
+# endif
CopFILE_set(PL_curcop, PL_origfilename);
if (strEQ(PL_origfilename,"-"))
scriptname = "";
if (*fdscript >= 0) {
PL_rsfp = PerlIO_fdopen(*fdscript,PERL_SCRIPT_MODE);
-#if defined(HAS_FCNTL) && defined(F_SETFD)
- if (PL_rsfp)
- fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1); /* ensure close-on-exec */
-#endif
+# if defined(HAS_FCNTL) && defined(F_SETFD)
+ if (PL_rsfp)
+ /* ensure close-on-exec */
+ fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1);
+# endif
}
else if (PL_preprocess) {
char *cpp_cfg = CPPSTDIN;
Perl_sv_catpvf(aTHX_ cpp, "%s/", BIN_EXP);
sv_catpv(cpp, cpp_cfg);
- sv_catpvn(sv, "-I", 2);
- sv_catpv(sv,PRIVLIB_EXP);
+# ifndef VMS
+ sv_catpvn(sv, "-I", 2);
+ sv_catpv(sv,PRIVLIB_EXP);
+# endif
DEBUG_P(PerlIO_printf(Perl_debug_log,
"PL_preprocess: scriptname=\"%s\", cpp=\"%s\", sv=\"%s\", CPPMINUS=\"%s\"\n",
scriptname, SvPVX (cpp), SvPVX (sv), CPPMINUS));
-#if defined(MSDOS) || defined(WIN32)
- Perl_sv_setpvf(aTHX_ cmd, "\
-sed %s -e \"/^[^#]/b\" \
- -e \"/^#[ ]*include[ ]/b\" \
- -e \"/^#[ ]*define[ ]/b\" \
- -e \"/^#[ ]*if[ ]/b\" \
- -e \"/^#[ ]*ifdef[ ]/b\" \
- -e \"/^#[ ]*ifndef[ ]/b\" \
- -e \"/^#[ ]*else/b\" \
- -e \"/^#[ ]*elif[ ]/b\" \
- -e \"/^#[ ]*undef[ ]/b\" \
- -e \"/^#[ ]*endif/b\" \
- -e \"s/^#.*//\" \
- %s | %"SVf" -C %"SVf" %s",
- (PL_doextract ? "-e \"1,/^#/d\n\"" : ""),
-#else
-# ifdef __OPEN_VM
- Perl_sv_setpvf(aTHX_ cmd, "\
-%s %s -e '/^[^#]/b' \
- -e '/^#[ ]*include[ ]/b' \
- -e '/^#[ ]*define[ ]/b' \
- -e '/^#[ ]*if[ ]/b' \
- -e '/^#[ ]*ifdef[ ]/b' \
- -e '/^#[ ]*ifndef[ ]/b' \
- -e '/^#[ ]*else/b' \
- -e '/^#[ ]*elif[ ]/b' \
- -e '/^#[ ]*undef[ ]/b' \
- -e '/^#[ ]*endif/b' \
- -e 's/^[ ]*#.*//' \
- %s | %"SVf" %"SVf" %s",
-# else
- Perl_sv_setpvf(aTHX_ cmd, "\
-%s %s -e '/^[^#]/b' \
- -e '/^#[ ]*include[ ]/b' \
- -e '/^#[ ]*define[ ]/b' \
- -e '/^#[ ]*if[ ]/b' \
- -e '/^#[ ]*ifdef[ ]/b' \
- -e '/^#[ ]*ifndef[ ]/b' \
- -e '/^#[ ]*else/b' \
- -e '/^#[ ]*elif[ ]/b' \
- -e '/^#[ ]*undef[ ]/b' \
- -e '/^#[ ]*endif/b' \
- -e 's/^[ ]*#.*//' \
- %s | %"SVf" -C %"SVf" %s",
-# endif
-#ifdef LOC_SED
- LOC_SED,
-#else
- "sed",
-#endif
- (PL_doextract ? "-e '1,/^#/d\n'" : ""),
-#endif
- scriptname, cpp, sv, CPPMINUS);
+
+# if defined(MSDOS) || defined(WIN32) || defined(VMS)
+ quote = "\"";
+# else
+ quote = "'";
+# endif
+
+# ifdef VMS
+ cpp_discard_flag = "";
+# else
+ cpp_discard_flag = "-C";
+# endif
+
+# ifdef OS2
+ perl = os2_execname(aTHX);
+# else
+ perl = PL_origargv[0];
+# endif
+
+
+ /* This strips off Perl comments which might interfere with
+ the C pre-processor, including #!. #line directives are
+ deliberately stripped to avoid confusion with Perl's version
+ of #line. FWP played some golf with it so it will fit
+ into VMS's 255 character buffer.
+ */
+ if( PL_doextract )
+ code = "(1../^#!.*perl/i)|/^\\s*#(?!\\s*((ifn?|un)def|(el|end)?if|define|include|else|error|pragma)\\b)/||!($|=1)||print";
+ else
+ code = "/^\\s*#(?!\\s*((ifn?|un)def|(el|end)?if|define|include|else|error|pragma)\\b)/||!($|=1)||print";
+
+ Perl_sv_setpvf(aTHX_ cmd, "\
+%s -ne%s%s%s %s | %"SVf" %s %"SVf" %s",
+ perl, quote, code, quote, scriptname, cpp,
+ cpp_discard_flag, sv, CPPMINUS);
+
PL_doextract = FALSE;
-#ifdef IAMSUID /* actually, this is caught earlier */
- if (PL_euid != PL_uid && !PL_euid) { /* if running suidperl */
-#ifdef HAS_SETEUID
- (void)seteuid(PL_uid); /* musn't stay setuid root */
-#else
-#ifdef HAS_SETREUID
- (void)setreuid((Uid_t)-1, PL_uid);
-#else
-#ifdef HAS_SETRESUID
- (void)setresuid((Uid_t)-1, PL_uid, (Uid_t)-1);
-#else
- PerlProc_setuid(PL_uid);
-#endif
-#endif
-#endif
+# ifdef IAMSUID /* actually, this is caught earlier */
+ if (PL_euid != PL_uid && !PL_euid) { /* if running suidperl */
+# ifdef HAS_SETEUID
+ (void)seteuid(PL_uid); /* musn't stay setuid root */
+# else
+# ifdef HAS_SETREUID
+ (void)setreuid((Uid_t)-1, PL_uid);
+# else
+# ifdef HAS_SETRESUID
+ (void)setresuid((Uid_t)-1, PL_uid, (Uid_t)-1);
+# else
+ PerlProc_setuid(PL_uid);
+# endif
+# endif
+# endif
if (PerlProc_geteuid() != PL_uid)
Perl_croak(aTHX_ "Can't do seteuid!\n");
}
-#endif /* IAMSUID */
+# endif /* IAMSUID */
+
+ DEBUG_P(PerlIO_printf(Perl_debug_log,
+ "PL_preprocess: cmd=\"%s\"\n",
+ SvPVX(cmd)));
+
PL_rsfp = PerlProc_popen(SvPVX(cmd), "r");
SvREFCNT_dec(cmd);
SvREFCNT_dec(cpp);
}
else {
PL_rsfp = PerlIO_open(scriptname,PERL_SCRIPT_MODE);
-#if defined(HAS_FCNTL) && defined(F_SETFD)
- if (PL_rsfp)
- fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1); /* ensure close-on-exec */
-#endif
+# if defined(HAS_FCNTL) && defined(F_SETFD)
+ if (PL_rsfp)
+ /* ensure close-on-exec */
+ fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1);
+# endif
}
if (!PL_rsfp) {
-#ifdef DOSUID
-#ifndef IAMSUID /* in case script is not readable before setuid */
- if (PL_euid &&
- PerlLIO_stat(CopFILE(PL_curcop),&PL_statbuf) >= 0 &&
- PL_statbuf.st_mode & (S_ISUID|S_ISGID))
- {
- /* try again */
- PerlProc_execv(Perl_form(aTHX_ "%s/sperl"PERL_FS_VER_FMT, BIN_EXP,
- (int)PERL_REVISION, (int)PERL_VERSION,
- (int)PERL_SUBVERSION), PL_origargv);
- Perl_croak(aTHX_ "Can't do setuid\n");
- }
-#endif
-#endif
-#ifdef IAMSUID
- errno = EPERM;
- Perl_croak(aTHX_ "Can't open perl script: %s\n",
- Strerror(errno));
-#else
- Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n",
- CopFILE(PL_curcop), Strerror(errno));
-#endif
+# ifdef DOSUID
+# ifndef IAMSUID /* in case script is not readable before setuid */
+ if (PL_euid &&
+ PerlLIO_stat(CopFILE(PL_curcop),&PL_statbuf) >= 0 &&
+ PL_statbuf.st_mode & (S_ISUID|S_ISGID))
+ {
+ /* try again */
+ PerlProc_execv(Perl_form(aTHX_ "%s/sperl"PERL_FS_VER_FMT,
+ BIN_EXP, (int)PERL_REVISION,
+ (int)PERL_VERSION,
+ (int)PERL_SUBVERSION), PL_origargv);
+ Perl_croak(aTHX_ "Can't do setuid\n");
+ }
+# endif
+# endif
+# ifdef IAMSUID
+ errno = EPERM;
+ Perl_croak(aTHX_ "Can't open perl script: %s\n",
+ Strerror(errno));
+# else
+ Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n",
+ CopFILE(PL_curcop), Strerror(errno));
+# endif
}
}
PL_osname = savepv(OSNAME);
}
-STATIC void
-S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register char **env)
+void
+Perl_init_argv_symbols(pTHX_ register int argc, register char **argv)
{
char *s;
- SV *sv;
- GV* tmpgv;
-#ifdef NEED_ENVIRON_DUP_FOR_MODIFY
- char **dup_env_base = 0;
- int dup_env_count = 0;
-#endif
-
argc--,argv++; /* skip name of script */
if (PL_doswitches) {
for (; argc > 0 && **argv == '-'; argc--,argv++) {
sv_setiv(GvSV(gv_fetchpv(argv[0]+1,TRUE, SVt_PV)),1);
}
}
+ if ((PL_argvgv = gv_fetchpv("ARGV",TRUE, SVt_PVAV))) {
+ GvMULTI_on(PL_argvgv);
+ (void)gv_AVadd(PL_argvgv);
+ av_clear(GvAVn(PL_argvgv));
+ for (; argc > 0; argc--,argv++) {
+ SV *sv = newSVpv(argv[0],0);
+ av_push(GvAVn(PL_argvgv),sv);
+ if (PL_widesyscalls)
+ (void)sv_utf8_decode(sv);
+ }
+ }
+}
+
+#ifdef HAS_PROCSELFEXE
+/* This is a function so that we don't hold on to MAXPATHLEN
+ bytes of stack longer than necessary
+ */
+STATIC void
+S_procself_val(pTHX_ SV *sv, char *arg0)
+{
+ char buf[MAXPATHLEN];
+ int len = readlink(PROCSELFEXE_PATH, buf, sizeof(buf) - 1);
+ if (len > 0) {
+ sv_setpvn(sv,buf,len);
+ }
+ else {
+ sv_setpv(sv,arg0);
+ }
+}
+#endif /* HAS_PROCSELFEXE */
+
+STATIC void
+S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register char **env)
+{
+ char *s;
+ SV *sv;
+ GV* tmpgv;
+#ifdef NEED_ENVIRON_DUP_FOR_MODIFY
+ char **dup_env_base = 0;
+ int dup_env_count = 0;
+#endif
+
PL_toptarget = NEWSV(0,0);
sv_upgrade(PL_toptarget, SVt_PVFM);
sv_setpvn(PL_toptarget, "", 0);
PL_formtarget = PL_bodytarget;
TAINT;
+
+ init_argv_symbols(argc,argv);
+
if ((tmpgv = gv_fetchpv("0",TRUE, SVt_PV))) {
#ifdef MACOS_TRADITIONAL
/* $0 is not majick on a Mac */
magicname("0", "0", 1);
#endif
}
- if ((tmpgv = gv_fetchpv("\030",TRUE, SVt_PV)))
+ if ((tmpgv = gv_fetchpv("\030",TRUE, SVt_PV))) {/* $^X */
+#ifdef HAS_PROCSELFEXE
+ S_procself_val(aTHX_ GvSV(tmpgv), PL_origargv[0]);
+#else
#ifdef OS2
sv_setpv(GvSV(tmpgv), os2_execname(aTHX));
#else
sv_setpv(GvSV(tmpgv),PL_origargv[0]);
#endif
- if ((PL_argvgv = gv_fetchpv("ARGV",TRUE, SVt_PVAV))) {
- GvMULTI_on(PL_argvgv);
- (void)gv_AVadd(PL_argvgv);
- av_clear(GvAVn(PL_argvgv));
- for (; argc > 0; argc--,argv++) {
- SV *sv = newSVpv(argv[0],0);
- av_push(GvAVn(PL_argvgv),sv);
- if (PL_widesyscalls)
- (void)sv_utf8_decode(sv);
- }
+#endif
}
if ((PL_envgv = gv_fetchpv("ENV",TRUE, SVt_PVHV))) {
HV *hv;
#endif /* USE_ENVIRON_ARRAY */
}
TAINT_NOT;
- if ((tmpgv = gv_fetchpv("$",TRUE, SVt_PV)))
+ if ((tmpgv = gv_fetchpv("$",TRUE, SVt_PV))) {
+ SvREADONLY_off(GvSV(tmpgv));
sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid());
+ SvREADONLY_on(GvSV(tmpgv));
+ }
}
STATIC void