X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.c;h=25cdcd6e4ba3f3cb3fa02b777ac28987d22a8424;hb=83ea2aad1336e3391e134c006ffdacaf0b5bd14a;hp=5951e2255c1e5b8cf48d982a6d7e6c85df076205;hpb=dc22e1c47de3940a478e7bfe0cdc4ec8d3e322ab;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/perl.c b/perl.c
index 5951e22..25cdcd6 100644
--- a/perl.c
+++ b/perl.c
@@ -58,6 +58,29 @@ static I32 read_e_script(pTHXo_ int idx, SV *buf_sv, int maxlen);
     } STMT_END
 #else
 #  if defined(USE_ITHREADS)
+
+/* this is called in parent before the fork() */
+void
+Perl_atfork_lock(void)
+{
+    /* locks must be held in locking order (if any) */
+#ifdef MYMALLOC
+    MUTEX_LOCK(&PL_malloc_mutex);
+#endif
+    OP_REFCNT_LOCK;
+}
+
+/* this is called in both parent and child after the fork() */
+void
+Perl_atfork_unlock(void)
+{
+    /* locks must be released in same order as in S_atfork_lock() */
+#ifdef MYMALLOC
+    MUTEX_UNLOCK(&PL_malloc_mutex);
+#endif
+    OP_REFCNT_UNLOCK;
+}
+
 #  define INIT_TLS_AND_INTERP \
     STMT_START {				\
 	if (!PL_curinterp) {			\
@@ -226,8 +249,8 @@ perl_construct(pTHXx)
 	 * space.  The other alternative would be to provide STDAUX and STDPRN
 	 * filehandles.
 	 */
-	(void)fclose(stdaux);
-	(void)fclose(stdprn);
+	(void)PerlIO_close(PerlIO_importFILE(stdaux, 0));
+	(void)PerlIO_close(PerlIO_importFILE(stdprn, 0));
 #endif
     }
 
@@ -283,7 +306,13 @@ perl_construct(pTHXx)
     PL_fdpid = newAV();			/* for remembering popen pids by fd */
     PL_modglobal = newHV();		/* pointers to per-interpreter module globals */
     PL_errors = newSVpvn("",0);
-
+#ifdef USE_ITHREADS
+        PL_regex_padav = newAV();
+#endif
+#ifdef USE_REENTRANT_API
+    New(31337, PL_reentrant_buffer,1, REBUF);
+    New(31337, PL_reentrant_buffer->tmbuff,1, struct tm);
+#endif
     ENTER;
 }
 
@@ -776,6 +805,11 @@ perl_destruct(pTHXx)
     PL_thrsv = Nullsv;
 #endif /* USE_THREADS */
 
+#ifdef USE_REENTRANT_API
+    Safefree(PL_reentrant_buffer->tmbuff);
+    Safefree(PL_reentrant_buffer);
+#endif
+
     sv_free_arenas();
 
     /* As the absolutely last thing, free the non-arena SV for mess() */
@@ -1152,7 +1186,12 @@ S_parse_body(pTHX_ char **env, XSINIT_t xsinit)
 #endif
 		sv_catpv(PL_Sv, "; \
 $\"=\"\\n    \"; \
-@env = map { \"$_=\\\"$ENV{$_}\\\"\" } sort grep {/^PERL/} keys %ENV; \
+@env = map { \"$_=\\\"$ENV{$_}\\\"\" } sort grep {/^PERL/} keys %ENV; ");
+#ifdef __CYGWIN__
+		sv_catpv(PL_Sv,"\
+push @env, \"CYGWIN=\\\"$ENV{CYGWIN}\\\"\";");
+#endif
+		sv_catpv(PL_Sv, "\
 print \"  \\%ENV:\\n    @env\\n\" if @env; \
 print \"  \\@INC:\\n    @INC\\n\";");
 	    }
@@ -2032,7 +2071,7 @@ STATIC void
 S_usage(pTHX_ char *name)		/* XXX move this out into a module ? */
 {
     /* This message really ought to be max 23 lines.
-     * Removed -h because the user already knows that opton. Others? */
+     * Removed -h because the user already knows that option. Others? */
 
     static char *usage_msg[] = {
 "-0[octal]       specify record separator (\\0, if no argument)",
@@ -3136,7 +3175,8 @@ S_find_beginning(pTHX)
 	if ((s = sv_gets(PL_linestr, PL_rsfp, 0)) == Nullch)
 	    Perl_croak(aTHX_ "No Perl script found in input\n");
 #endif
-	if (*s == '#' && s[1] == '!' && (s = instr(s,"perl"))) {
+	s2 = s;
+	if (*s == '#' && s[1] == '!' && ((s = instr(s,"perl")) || (s = instr(s2,"PERL")))) {
 	    PerlIO_ungetc(PL_rsfp, '\n');		/* to keep line count right */
 	    PL_doextract = FALSE;
 	    while (*s && !(isSPACE (*s) || *s == '#')) s++;