putenv.c.patch   [plain text]

--- putenv.c.orig	2003-05-20 15:23:25.000000000 -0700
+++ putenv.c	2004-10-24 01:10:20.000000000 -0700
@@ -40,10 +40,22 @@
 #include <stdlib.h>
 #include <string.h>
 
+#if __DARWIN_UNIX03
+#include <errno.h> 
+__private_extern__ int __setenv(const char *, const char *, int, int);
+#endif /* __DARWIN_UNIX03 */
+
 int
 putenv(str)
-	const char *str;
+	char *str;
 {
+#if __DARWIN_UNIX03
+	if (str == NULL || *str == 0 || index(str, '=') == NULL) {
+		errno = EINVAL;
+		return (-1);
+	}
+	return (__setenv(str, NULL, 1, 0));
+#else /* !__DARWIN_UNIX03 */
 	char *p, *equal;
 	int rval;
 
@@ -57,4 +69,5 @@
 	rval = setenv(p, equal + 1, 1);
 	(void)free(p);
 	return (rval);
+#endif /* __DARWIN_UNIX03 */
 }