diff options
Diffstat (limited to 'diff.c')
| -rw-r--r-- | diff.c | 41 |
1 files changed, 34 insertions, 7 deletions
@@ -31,6 +31,7 @@ static const char *external_diff_cmd_cfg; int diff_auto_refresh_index = 1; static int diff_mnemonic_prefix; static int diff_no_prefix; +static struct diff_options default_diff_options; static char diff_colors[][COLOR_MAXLEN] = { GIT_COLOR_RESET, @@ -107,6 +108,9 @@ int git_diff_ui_config(const char *var, const char *value, void *cb) if (!strcmp(var, "diff.wordregex")) return git_config_string(&diff_word_regex_cfg, var, value); + if (!strcmp(var, "diff.ignoresubmodules")) + handle_ignore_submodules_arg(&default_diff_options, value); + return git_diff_basic_config(var, value, cb); } @@ -141,6 +145,9 @@ int git_diff_basic_config(const char *var, const char *value, void *cb) return 0; } + if (!prefixcmp(var, "submodule.")) + return parse_submodule_config_option(var, value); + return git_color_default_config(var, value, cb); } @@ -2819,7 +2826,7 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o) void diff_setup(struct diff_options *options) { - memset(options, 0, sizeof(*options)); + memcpy(options, &default_diff_options, sizeof(*options)); options->file = stdout; @@ -3171,11 +3178,13 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac) DIFF_OPT_SET(options, ALLOW_TEXTCONV); else if (!strcmp(arg, "--no-textconv")) DIFF_OPT_CLR(options, ALLOW_TEXTCONV); - else if (!strcmp(arg, "--ignore-submodules")) + else if (!strcmp(arg, "--ignore-submodules")) { + DIFF_OPT_SET(options, OVERRIDE_SUBMODULE_CONFIG); handle_ignore_submodules_arg(options, "all"); - else if (!prefixcmp(arg, "--ignore-submodules=")) + } else if (!prefixcmp(arg, "--ignore-submodules=")) { + DIFF_OPT_SET(options, OVERRIDE_SUBMODULE_CONFIG); handle_ignore_submodules_arg(options, arg + 20); - else if (!strcmp(arg, "--submodule")) + } else if (!strcmp(arg, "--submodule")) DIFF_OPT_SET(options, SUBMODULE_LOG); else if (!prefixcmp(arg, "--submodule=")) { if (!strcmp(arg + 12, "log")) @@ -4107,6 +4116,24 @@ int diff_result_code(struct diff_options *opt, int status) return result; } +/* + * Shall changes to this submodule be ignored? + * + * Submodule changes can be configured to be ignored separately for each path, + * but that configuration can be overridden from the command line. + */ +static int is_submodule_ignored(const char *path, struct diff_options *options) +{ + int ignored = 0; + unsigned orig_flags = options->flags; + if (!DIFF_OPT_TST(options, OVERRIDE_SUBMODULE_CONFIG)) + set_diffopt_flags_from_submodule_config(options, path); + if (DIFF_OPT_TST(options, IGNORE_SUBMODULES)) + ignored = 1; + options->flags = orig_flags; + return ignored; +} + void diff_addremove(struct diff_options *options, int addremove, unsigned mode, const unsigned char *sha1, @@ -4114,7 +4141,7 @@ void diff_addremove(struct diff_options *options, { struct diff_filespec *one, *two; - if (DIFF_OPT_TST(options, IGNORE_SUBMODULES) && S_ISGITLINK(mode)) + if (S_ISGITLINK(mode) && is_submodule_ignored(concatpath, options)) return; /* This may look odd, but it is a preparation for @@ -4161,8 +4188,8 @@ void diff_change(struct diff_options *options, { struct diff_filespec *one, *two; - if (DIFF_OPT_TST(options, IGNORE_SUBMODULES) && S_ISGITLINK(old_mode) - && S_ISGITLINK(new_mode)) + if (S_ISGITLINK(old_mode) && S_ISGITLINK(new_mode) && + is_submodule_ignored(concatpath, options)) return; if (DIFF_OPT_TST(options, REVERSE_DIFF)) { |