Set default diff output format after parsing command line

Initialize output_format to 0 instead of DIFF_FORMAT_RAW so that we can see
later if any command line options changed it.  Default value is set only if
output format was not specified.

Signed-off-by: Timo Hirvonen <tihirvon@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-diff-files.c b/builtin-diff-files.c
index 5afc1d7..a655eea 100644 (file)
--- a/builtin-diff-files.c
+++ b/builtin-diff-files.c
@@ -36,6 +36,9 @@ int cmd_diff_files(int argc, const char **argv, char **envp)
                        usage(diff_files_usage);
                argv++; argc--;
        }
+       if (!rev.diffopt.output_format)
+               rev.diffopt.output_format = DIFF_FORMAT_RAW;
+
        /*
         * Make sure there are NO revision (i.e. pending object) parameter,
         * rev.max_count is reasonable (0 <= n <= 3),

diff --git a/builtin-diff-index.c b/builtin-diff-index.c
index c42ef9a..b37c9e8 100644 (file)
--- a/builtin-diff-index.c
+++ b/builtin-diff-index.c
@@ -28,6 +28,9 @@ int cmd_diff_index(int argc, const char **argv, char **envp)
                else
                        usage(diff_cache_usage);
        }
+       if (!rev.diffopt.output_format)
+               rev.diffopt.output_format = DIFF_FORMAT_RAW;
+
        /*
         * Make sure there is one revision (i.e. pending object),
         * and there is no revision filtering parameters.

diff --git a/builtin-diff-stages.c b/builtin-diff-stages.c
index 7c157ca..30931fe 100644 (file)
--- a/builtin-diff-stages.c
+++ b/builtin-diff-stages.c
@@ -85,6 +85,9 @@ int cmd_diff_stages(int ac, const char **av, char **envp)
                ac--; av++;
        }
 
+       if (!diff_options.output_format)
+               diff_options.output_format = DIFF_FORMAT_RAW;
+
        if (ac < 3 ||
            sscanf(av[1], "%d", &stage1) != 1 ||
            ! (0 <= stage1 && stage1 <= 3) ||

diff --git a/builtin-diff-tree.c b/builtin-diff-tree.c
index 3409a39..ae1cde9 100644 (file)
--- a/builtin-diff-tree.c
+++ b/builtin-diff-tree.c
@@ -84,6 +84,9 @@ int cmd_diff_tree(int argc, const char **argv, char **envp)
                usage(diff_tree_usage);
        }
 
+       if (!opt->diffopt.output_format)
+               opt->diffopt.output_format = DIFF_FORMAT_RAW;
+
        /*
         * NOTE! We expect "a ^b" to be equal to "a..b", so we
         * reverse the order of the objects if the second one

diff --git a/builtin-diff.c b/builtin-diff.c
index 91235a1..47e0a37 100644 (file)
--- a/builtin-diff.c
+++ b/builtin-diff.c
@@ -252,9 +252,11 @@ int cmd_diff(int argc, const char **argv, char **envp)
 
        git_config(git_diff_config);
        init_revisions(&rev);
-       rev.diffopt.output_format = DIFF_FORMAT_PATCH;
 
        argc = setup_revisions(argc, argv, &rev, NULL);
+       if (!rev.diffopt.output_format)
+               rev.diffopt.output_format = DIFF_FORMAT_PATCH;
+
        /* Do we have --cached and not have a pending object, then
         * default to HEAD by hand.  Eek.
         */

diff --git a/builtin-log.c b/builtin-log.c
index e321959..c1bf9d4 100644 (file)
--- a/builtin-log.c
+++ b/builtin-log.c
@@ -178,7 +178,6 @@ int cmd_format_patch(int argc, const char **argv, char **envp)
        rev.diff = 1;
        rev.combine_merges = 0;
        rev.ignore_merges = 1;
-       rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
 
        git_config(git_format_config);
        rev.extra_headers = extra_headers;
@@ -247,6 +246,9 @@ int cmd_format_patch(int argc, const char **argv, char **envp)
        if (argc > 1)
                die ("unrecognized argument: %s", argv[1]);
 
+       if (!rev.diffopt.output_format)
+               rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
+
        if (output_directory) {
                if (use_stdout)
                        die("standard output, or directory, which one?");

diff --git a/diff.c b/diff.c
index 12f655a..9283451 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -1420,7 +1420,6 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
 void diff_setup(struct diff_options *options)
 {
        memset(options, 0, sizeof(*options));
-       options->output_format = DIFF_FORMAT_RAW;
        options->line_termination = '\n';
        options->break_opt = -1;
        options->rename_limit = -1;