git-p4: Support usage of perforce client spec

diff --git a/builtin-diff.c b/builtin-diff.c
index 55fb84c730e4141bdb53fec6602a2bdafc99f8fd..8f53f52dcbe74c1fdb6b7a54a8b250537bc821ee 100644 (file)
--- a/builtin-diff.c
+++ b/builtin-diff.c
@@ -4,6 +4,7 @@
  * Copyright (c) 2006 Junio C Hamano
  */
 #include "cache.h"
+#include "color.h"
 #include "commit.h"
 #include "blob.h"
 #include "tag.h"
@@ -190,7 +191,7 @@ static void refresh_index_quietly(void)
        refresh_cache(REFRESH_QUIET|REFRESH_UNMERGED);
 
        if (active_cache_changed &&
-           !write_cache(fd, active_cache, active_nr) && !close(fd))
+           !write_cache(fd, active_cache, active_nr))
                commit_locked_index(lock_file);
 
        rollback_lock_file(lock_file);
@@ -229,6 +230,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
 
        prefix = setup_git_directory_gently(&nongit);
        git_config(git_diff_ui_config);
+
+       if (diff_use_color_default == -1)
+               diff_use_color_default = git_use_color_default;
+
        init_revisions(&rev, prefix);
        rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
 
@@ -244,7 +249,8 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
        DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
        DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
 
-       /* If the user asked for our exit code then don't start a
+       /*
+        * If the user asked for our exit code then don't start a
         * pager or we would end up reporting its exit code instead.
         */
        if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS))
@@ -351,9 +357,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
        else
                result = builtin_diff_combined(&rev, argc, argv,
                                             ent, ents);
-       if (DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS))
-               result = DIFF_OPT_TST(&rev.diffopt, HAS_CHANGES) != 0;
-
+       result = diff_result_code(&rev.diffopt, result);
        if (1 < rev.diffopt.skip_stat_unmatch)
                refresh_index_quietly();
        return result;