Libc-498.1.1.tar.gz

[apple/libc.git] / gen / confstr.c

diff --git a/gen/confstr.c b/gen/confstr.c
index c0164359df9c980549994de807b0dbbe30002992..90f69ecd4f55bd8d642ab09a246e593921dc00a7 100644 (file)
--- a/gen/confstr.c
+++ b/gen/confstr.c
@@ -1,10 +1,8 @@
 /*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999, 2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
@@ -65,6 +63,16 @@
 #include <string.h>
 #include <unistd.h>
 
+#include <dirhelper_priv.h>
+
+extern char *_dirhelper(dirhelper_which_t which, char *path, size_t pathlen);
+
+#if __DARWIN_UNIX03
+#define CONFSTR_ERR_RET        0
+#else /* !__DARWIN_UNIX03 */
+#define CONFSTR_ERR_RET        -1
+#endif /* __DARWIN_UNIX03 */
+
 size_t
 confstr(name, buf, len)
        int name;
@@ -80,15 +88,15 @@ confstr(name, buf, len)
                mib[0] = CTL_USER;
                mib[1] = USER_CS_PATH;
                if (sysctl(mib, 2, NULL, &tlen, NULL, 0) == -1)
-                       return (-1);
+                       return (CONFSTR_ERR_RET);
                if (len != 0 && buf != NULL) {
                        if ((p = malloc(tlen)) == NULL)
-                               return (-1);
+                               return (CONFSTR_ERR_RET);
                        if (sysctl(mib, 2, p, &tlen, NULL, 0) == -1) {
                                sverrno = errno;
                                free(p);
                                errno = sverrno;
-                               return (-1);
+                               return (CONFSTR_ERR_RET);
                        }
                        /*
                         * POSIX 1003.2 requires partial return of
@@ -99,6 +107,92 @@ confstr(name, buf, len)
                        free(p);
                }
                return (tlen + 1);
+
+       case _CS_POSIX_V6_ILP32_OFF32_CFLAGS:
+       case _CS_XBS5_ILP32_OFF32_CFLAGS:               /* legacy */
+
+       case _CS_POSIX_V6_ILP32_OFF32_LDFLAGS:
+       case _CS_XBS5_ILP32_OFF32_LDFLAGS:              /* legacy */
+
+       case _CS_POSIX_V6_ILP32_OFF32_LIBS:
+       case _CS_XBS5_ILP32_OFF32_LIBS:                 /* legacy */
+
+       case _CS_XBS5_ILP32_OFF32_LINTFLAGS:            /* legacy */
+
+       case _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS:
+       case _CS_XBS5_ILP32_OFFBIG_CFLAGS:              /* legacy */
+
+       case _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS:
+       case _CS_XBS5_ILP32_OFFBIG_LDFLAGS:             /* legacy */
+
+       case _CS_POSIX_V6_ILP32_OFFBIG_LIBS:
+       case _CS_XBS5_ILP32_OFFBIG_LIBS:                /* legacy */
+
+       case _CS_XBS5_ILP32_OFFBIG_LINTFLAGS:           /* legacy */
+
+       case _CS_POSIX_V6_LP64_OFF64_CFLAGS:
+       case _CS_XBS5_LP64_OFF64_CFLAGS:                /* legacy */
+
+       case _CS_POSIX_V6_LP64_OFF64_LDFLAGS:
+       case _CS_XBS5_LP64_OFF64_LDFLAGS:               /* legacy */
+
+       case _CS_POSIX_V6_LP64_OFF64_LIBS:
+       case _CS_XBS5_LP64_OFF64_LIBS:                  /* legacy */
+
+       case _CS_XBS5_LP64_OFF64_LINTFLAGS:             /* legacy */
+
+       case _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS:
+       case _CS_XBS5_LPBIG_OFFBIG_CFLAGS:              /* legacy */
+
+       case _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS:
+       case _CS_XBS5_LPBIG_OFFBIG_LDFLAGS:             /* legacy */
+
+       case _CS_POSIX_V6_LPBIG_OFFBIG_LIBS:
+       case _CS_XBS5_LPBIG_OFFBIG_LIBS:                /* legacy */
+
+       case _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS:           /* legacy */
+               /* No special flags... yet */
+               p = "";
+               goto docopy;
+
+       case _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS:
+               if (sizeof(long) >= 8)
+                       p = "_POSIX_V6_LP64_OFF64";
+               else
+                       p = "_POSIX_V6_ILP32_OFFBIG";
+
+docopy:
+               if (len != 0 && buf != NULL)
+                       strlcpy(buf, p, len);
+               return (strlen(p) + 1);
+
+       case _CS_DARWIN_USER_DIR:
+               if ((p = alloca(PATH_MAX)) == NULL) {
+                       errno = ENOMEM;
+                       return (CONFSTR_ERR_RET);
+               }
+               if (_dirhelper(DIRHELPER_USER_LOCAL, p, PATH_MAX) == NULL)
+                       return (CONFSTR_ERR_RET);
+               goto docopy;
+
+       case _CS_DARWIN_USER_TEMP_DIR:
+               if ((p = alloca(PATH_MAX)) == NULL) {
+                       errno = ENOMEM;
+                       return (CONFSTR_ERR_RET);
+               }
+               if (_dirhelper(DIRHELPER_USER_LOCAL_TEMP, p, PATH_MAX) == NULL)
+                       return (CONFSTR_ERR_RET);
+               goto docopy;
+
+       case _CS_DARWIN_USER_CACHE_DIR:
+               if ((p = alloca(PATH_MAX)) == NULL) {
+                       errno = ENOMEM;
+                       return (CONFSTR_ERR_RET);
+               }
+               if (_dirhelper(DIRHELPER_USER_LOCAL_CACHE, p, PATH_MAX) == NULL)
+                       return (CONFSTR_ERR_RET);
+               goto docopy;
+
        default:
                errno = EINVAL;
                return (0);