Libc-498.1.5.tar.gz

[apple/libc.git] / stdlib / FreeBSD / putenv.c.patch

diff --git a/stdlib/FreeBSD/putenv.c.patch b/stdlib/FreeBSD/putenv.c.patch
index 87a2de45eb9e120654377e574c54eb045f1024a4..36017bc8bcff48db30d4ab1932ba1080b68e69f0 100644 (file)
--- a/stdlib/FreeBSD/putenv.c.patch
+++ b/stdlib/FreeBSD/putenv.c.patch
@@ -1,32 +1,79 @@
---- 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 @@
+--- putenv.c.orig      2006-10-05 11:57:06.000000000 -0700
++++ putenv.c   2006-11-02 11:15:33.000000000 -0800
+@@ -39,22 +39,65 @@
+ 
  #include <stdlib.h>
  #include <string.h>
- 
-+#if __DARWIN_UNIX03
++#include <sys/types.h>
++#include <db.h>
++#include <crt_externs.h>
++#include <malloc/malloc.h>
 +#include <errno.h> 
-+__private_extern__ int __setenv(const char *, const char *, int, int);
-+#endif /* __DARWIN_UNIX03 */
+ 
++extern malloc_zone_t *__zone0;
++extern void __malloc_check_env_name(const char *);
++
++__private_extern__ int __setenv(const char *, const char *, int, int, char ***, malloc_zone_t *);
 +
++#ifndef BUILDING_VARIANT
++/*
++ * _putenvp -- SPI using an arbitrary pointer to string array (the array must
++ * have been created with malloc) and an env state, created by _allocenvstate().
++ *    Returns ptr to value associated with name, if any, else NULL.
++ */
  int
- putenv(str)
+-putenv(str)
 -      const char *str;
-+      char *str;
++_putenvp(char *str, char ***envp, void *state)
  {
+-      char *p, *equal;
+-      int rval;
++      /* insure __zone0 is set up */
++      if (!__zone0) {
++          __zone0 = malloc_create_zone(0, 0);
++          if (!__zone0) {
++                  errno = ENOMEM;
++                  return (-1);
++          }
++      }
++      return (__setenv(str, NULL, 1, 0, envp, (state ? (malloc_zone_t *)state : __zone0)));
++}
++#endif /* BUILDING_VARIANT */
+ 
+-      if ((p = strdup(str)) == NULL)
++int
++putenv(str)
++      char *str;
++{
 +#if __DARWIN_UNIX03
 +      if (str == NULL || *str == 0 || index(str, '=') == NULL) {
 +              errno = EINVAL;
-+              return (-1);
+               return (-1);
+-      if ((equal = index(p, '=')) == NULL) {
+-              (void)free(p);
 +      }
-+      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);
++      if (index(str, '=') == NULL)
+               return (-1);
++#endif /* __DARWIN_UNIX03 */
++      /* insure __zone0 is set up before calling __malloc_check_env_name */
++      if (!__zone0) {
++          __zone0 = malloc_create_zone(0, 0);
++          if (!__zone0) {
++                  errno = ENOMEM;
++                  return (-1);
++          }
+       }
+-      *equal = '\0';
+-      rval = setenv(p, equal + 1, 1);
+-      (void)free(p);
+-      return (rval);
++      __malloc_check_env_name(str); /* see if we are changing a malloc environment variable */
++      return (__setenv(str, NULL, 1,
++#if __DARWIN_UNIX03
++              0,
++#else /* !__DARWIN_UNIX03 */
++              -1,
 +#endif /* __DARWIN_UNIX03 */
++      _NSGetEnviron(), __zone0));
  }