Tidy up EXE_EXT patches to MM_Unix.pm

[p5sagit/p5-mst-13.2.git] / util.c

diff --git a/util.c b/util.c
index a8e7553..72c85cd 100644 (file)
--- a/util.c
+++ b/util.c
@@ -891,10 +891,11 @@ Copy a string to a safe spot.  This does not use an SV.
 char *
 Perl_savepv(pTHX_ const char *sv)
 {
-    register char *newaddr;
-
-    New(902,newaddr,strlen(sv)+1,char);
-    (void)strcpy(newaddr,sv);
+    register char *newaddr = Nullch;
+    if (sv) {
+       New(902,newaddr,strlen(sv)+1,char);
+       (void)strcpy(newaddr,sv);
+    }
     return newaddr;
 }
 
@@ -920,6 +921,27 @@ Perl_savepvn(pTHX_ const char *sv, register I32 len)
     return newaddr;
 }
 
+/*
+=for apidoc savesharedpv
+
+Copy a string to a safe spot in memory shared between threads.
+This does not use an SV.
+
+=cut
+*/
+char *
+Perl_savesharedpv(pTHX_ const char *sv)
+{
+    register char *newaddr = Nullch;
+    if (sv) {
+       newaddr = PerlMemShared_malloc(strlen(sv)+1);
+       (void)strcpy(newaddr,sv);
+    }
+    return newaddr;
+}
+
+
+
 /* the SV for Perl_form() and mess() is not kept in an arena */
 
 STATIC SV *
@@ -4235,3 +4257,12 @@ Perl_my_socketpair (int family, int type, int protocol, int fd[2]) {
     }
 }
 #endif /* !defined(HAS_SOCKETPAIR) && defined(HAS_SOCKET) */
+#ifdef HAS_SOCKETPAIR
+/* In any case have a stub so that there's code corresponding
+ * to the my_socketpair in global.sym. */
+int
+Perl_my_socketpair (int family, int type, int protocol, int fd[2]) {
+    return socketpair(family, type, protocol, fd);
+}
+#endif
+