Libc-763.11.tar.gz

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

diff --git a/gen/NSSystemDirectories.c b/gen/NSSystemDirectories.c
index 1d0c3e409b4ee488bc688653559c0fd9d31b656b..574b1a1698b3ee3d228e11e24651413d8c3abdbc 100644 (file)
--- a/gen/NSSystemDirectories.c
+++ b/gen/NSSystemDirectories.c
@@ -25,6 +25,7 @@
 #include <string.h>
 #include <sys/param.h>
 #include <unistd.h>
+#include <pthread.h>
 
 #define NSUserDomainIndex      0
 #define NSLocalDomainIndex     1
@@ -226,7 +227,7 @@ static struct {
     },
     { // NSCachesDirectory
        1,
-       (const void * const * const)prefixAll,
+       (const void * const * const)prefixNoNetwork,
        (const void * const)NSCachesDirectoryBase
     },
     { // NSApplicationSupportDirectory
@@ -241,7 +242,7 @@ static struct {
     },
     { // NSInputMethodsDirectory
        1,
-       (const void * const * const)prefixAll,
+       (const void * const * const)prefixAllSystem,
        (const void * const)NSInputMethodsDirectoryBase
     },
     { // NSMoviesDirectory
@@ -315,8 +316,21 @@ NSSearchPathEnumerationState NSStartSearchPathEnumeration(NSSearchPathDirectory
     return (dir << DirShift) + domainMask;
 }
 
+static const char       *nextRoot = NULL;
+static pthread_once_t   nextRoot_init_once = PTHREAD_ONCE_INIT;
+
+static void
+nextRoot_init(void)
+{
+    if (!issetugid() && (nextRoot = getenv("NEXT_ROOT")) != NULL) {
+       nextRoot = strdup(nextRoot);
+    }
+    if (nextRoot == NULL) {
+       nextRoot = "";
+    }
+}
+
 NSSearchPathEnumerationState NSGetNextSearchPathEnumeration(NSSearchPathEnumerationState state, char *path) {
-    static const char *nextRoot = NULL;
     int dir = (state >> DirShift) & ByteMask;
     int domainMask = state & DomainMask;
     int domain, i, n;
@@ -359,14 +373,8 @@ NSSearchPathEnumerationState NSGetNextSearchPathEnumeration(NSSearchPathEnumerat
     }
 
     if (addNextRoot(prefix)) {
-       if (nextRoot == NULL) { // Get NEXT_ROOT
-           if (!issetugid() && (nextRoot = getenv("NEXT_ROOT")) != NULL) {
-               nextRoot = strdup(nextRoot);
-           }
-           if (nextRoot == NULL) {
-               nextRoot = "";
-           }
-       }
+       if (pthread_once(&nextRoot_init_once, nextRoot_init) != 0 || nextRoot == NULL)// Error
+           return 0;
        strlcpy(path, nextRoot, PATH_MAX);
     } else {
        *path = 0;