Bug 412610 - "MAXPATHLEN too small for glibc's realpath()" (define MAXPATHLEN as PATH_MAX when PATH_MAX is available) [r=bsmedberg]

browser/components/migration/src/nsDogbertProfileMigrator.cpp

@@ -58,9 +58,12 @@
 #include "nsDirectoryServiceDefs.h"
 #include "nsDirectoryServiceUtils.h"
 #include <stdlib.h>
+#include <limits.h>
 
 #ifndef MAXPATHLEN
-#ifdef _MAX_PATH
+#ifdef PATH_MAX
+#define MAXPATHLEN PATH_MAX
+#elif defined(_MAX_PATH)
 #define MAXPATHLEN _MAX_PATH
 #elif defined(CCHMAXPATH)
 #define MAXPATHLEN CCHMAXPATH

browser/components/migration/src/nsProfileMigrator.cpp

@@ -63,12 +63,16 @@
 #include <windows.h>
 #include "nsIWindowsRegKey.h"
 #include "nsILocalFileWin.h"
+#else
+#include <limits.h>
 #endif
 
 #include "nsAutoPtr.h"
 
 #ifndef MAXPATHLEN
-#ifdef _MAX_PATH
+#ifdef PATH_MAX
+#define MAXPATHLEN PATH_MAX
+#elif defined(_MAX_PATH)
 #define MAXPATHLEN _MAX_PATH
 #elif defined(CCHMAXPATH)
 #define MAXPATHLEN CCHMAXPATH

toolkit/mozapps/update/src/updater/updater.cpp

@@ -118,7 +118,9 @@ void LaunchChild(int argc, char **argv);
 #endif
 
 #ifndef MAXPATHLEN
-# ifdef MAX_PATH
+# ifdef PATH_MAX
+#  define MAXPATHLEN PATH_MAX
+# elif defined(_MAX_PATH)
 #  define MAXPATHLEN MAX_PATH
 # elif defined(_MAX_PATH)
 #  define MAXPATHLEN _MAX_PATH

toolkit/xre/nsAppRunner.h

@@ -40,10 +40,14 @@
 
 #ifdef XP_WIN
 #include <windows.h>
+#else
+#include <limits.h>
 #endif
 
 #ifndef MAXPATHLEN
-#ifdef _MAX_PATH
+#ifdef PATH_MAX
+#define MAXPATHLEN PATH_MAX
+#elif defined(_MAX_PATH)
 #define MAXPATHLEN _MAX_PATH
 #elif defined(CCHMAXPATH)
 #define MAXPATHLEN CCHMAXPATH

xpcom/build/nsXPCOMPrivate.h

@@ -231,6 +231,7 @@ NS_GetFrozenFunctions(XPCOMFunctions *entryPoints, const char* libraryPath);
 #define XUL_DLL   "libxul"MOZ_DLL_SUFFIX
 
 #else // Unix
+#include <limits.h> // for PATH_MAX
 
 #define XPCOM_DLL "libxpcom"MOZ_DLL_SUFFIX