Set OS X cache directory to ~/Library/Caches/[app name]/[profile name]

 - Added implementation of GetUserCacheDirectory() for OS X. 
 - Added FilePath::GetRelativePath(). 
 - Implemented per-profile cache directories for OS X.

Patch by Fred Akalin <akalin@gmail.com>

Code review URL: http://codereview.chromium.org/174053
Review URL: http://codereview.chromium.org/204043

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@26387 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 24 insertions, 0 deletions

diff --git a/base/base_paths_mac.mm b/base/base_paths_mac.mm
index 965d9d3..7549827 100644
--- a/base/base_paths_mac.mm
+++ b/base/base_paths_mac.mm
@@ -15,6 +15,26 @@
 
 namespace base {
 
+namespace {
+
+// TODO(akalin): Export this function somewhere and use it in
+// chrome_paths_mac.mm and mac_util.mm.  This is tricky because
+// NSSearchPathDirectory is declared in an Objective C header so we
+// cannot put it in one of the usual locations (where pure C++ files
+// would include them).
+bool GetUserDirectory(NSSearchPathDirectory directory, FilePath* result) {
+  NSArray* dirs =
+      NSSearchPathForDirectoriesInDomains(directory, NSUserDomainMask, YES);
+  if ([dirs count] < 1) {
+    return false;
+  }
+  NSString* path = [dirs objectAtIndex:0];
+  *result = FilePath([path fileSystemRepresentation]);
+  return true;
+}
+
+}  // namespace
+
 bool PathProviderMac(int key, FilePath* result) {
   std::string cur;
   switch (key) {
@@ -27,6 +47,10 @@ bool PathProviderMac(int key, FilePath* result) {
       cur = [path fileSystemRepresentation];
       break;
     }
+    case base::DIR_CACHE:
+      return GetUserDirectory(NSCachesDirectory, result);
+    case base::DIR_APP_DATA:
+      return GetUserDirectory(NSApplicationSupportDirectory, result);
     case base::DIR_SOURCE_ROOT: {
       FilePath path;
       PathService::Get(base::DIR_EXE, &path);