Merge branch 'jc/advice-sans-trailing-whitespace'

[thirdparty/git.git] / diff.c

diff --git a/diff.c b/diff.c
index e50def45383eba4af74300802a161bdeeb6c4e8f..108c1875775df223c4ca4f9dec27194033a7cfaa 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -62,6 +62,8 @@ static const char *diff_order_file_cfg;
 int diff_auto_refresh_index = 1;
 static int diff_mnemonic_prefix;
 static int diff_no_prefix;
+static const char *diff_src_prefix = "a/";
+static const char *diff_dst_prefix = "b/";
 static int diff_relative;
 static int diff_stat_name_width;
 static int diff_stat_graph_width;
@@ -408,6 +410,12 @@ int git_diff_ui_config(const char *var, const char *value,
                diff_no_prefix = git_config_bool(var, value);
                return 0;
        }
+       if (!strcmp(var, "diff.srcprefix")) {
+               return git_config_string(&diff_src_prefix, var, value);
+       }
+       if (!strcmp(var, "diff.dstprefix")) {
+               return git_config_string(&diff_dst_prefix, var, value);
+       }
        if (!strcmp(var, "diff.relative")) {
                diff_relative = git_config_bool(var, value);
                return 0;
@@ -3425,8 +3433,8 @@ void diff_set_noprefix(struct diff_options *options)
 
 void diff_set_default_prefix(struct diff_options *options)
 {
-       options->a_prefix = "a/";
-       options->b_prefix = "b/";
+       options->a_prefix = diff_src_prefix;
+       options->b_prefix = diff_dst_prefix;
 }
 
 struct userdiff_driver *get_textconv(struct repository *r,
@@ -5362,6 +5370,8 @@ static int diff_opt_default_prefix(const struct option *opt,
 
        BUG_ON_OPT_NEG(unset);
        BUG_ON_OPT_ARG(optarg);
+       diff_src_prefix = "a/";
+       diff_dst_prefix = "b/";
        diff_set_default_prefix(options);
        return 0;
 }