[PATCH 03/21] diff.c: convert --dirstat and friends
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
Documentation/diff-options.txt | 7 ++++++
diff.c | 39 +++++++++++++++++++++++++---------
2 files changed, 36 insertions(+), 10 deletions(-)
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 0711734b12..058d93ec4f 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -148,6 +148,7 @@ These parameters can also be set individually with `--stat-width=<width>`,
number of modified files, as well as number of added and deleted
lines.
+-X<param1,param2,...>::
--dirstat[=<param1,param2,...>]::
Output the distribution of relative amount of changes for each
sub-directory. The behavior of `--dirstat` can be customized by
@@ -192,6 +193,12 @@ directories with less than 10% of the total amount of changed files,
and accumulating child directory counts in the parent directories:
`--dirstat=files,10,cumulative`.
+--cumulative::
+ Synonym for --dirstat=cumulative
+
+--dirstat-by-file[=<param1,param2>...]::
+ Synonym for --dirstat=files,param1,param2...
+
--summary::
Output a condensed summary of extended header information
such as creations, renames and mode changes.
diff --git a/diff.c b/diff.c
index 419b6ac4ae..1cdbe8e688 100644
--- a/diff.c
+++ b/diff.c
@@ -4867,6 +4867,22 @@ static int parse_objfind_opt(struct diff_options *opt, const char *arg)
return 1;
}
+static int diff_opt_dirstat(const struct option *opt,
+ const char *arg, int unset)
+{
+ struct diff_options *options = opt->value;
+
+ BUG_ON_OPT_NEG(unset);
+ if (!strcmp(opt->long_name, "cumulative")) {
+ if (arg)
+ BUG("how come --cumulative take a value?");
+ arg = "cumulative";
+ } else if (!strcmp(opt->long_name, "dirstat-by-file"))
+ parse_dirstat_opt(options, "files");
+ parse_dirstat_opt(options, arg ? arg : "");
+ return 0;
+}
+
static int diff_opt_unified(const struct option *opt,
const char *arg, int unset)
{
@@ -4911,6 +4927,18 @@ static void prep_parse_options(struct diff_options *options)
OPT_BIT_F(0, "shortstat", &options->output_format,
N_("output only the last line of --stat"),
DIFF_FORMAT_SHORTSTAT, PARSE_OPT_NONEG),
+ OPT_CALLBACK_F('X', "dirstat", options, N_("<param1,param2>..."),
+ N_("output the distribution of relative amount of changes for each sub-directory"),
+ PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
+ diff_opt_dirstat),
+ OPT_CALLBACK_F(0, "cumulative", options, NULL,
+ N_("synonym for --dirstat=cumulative"),
+ PARSE_OPT_NONEG | PARSE_OPT_NOARG,
+ diff_opt_dirstat),
+ OPT_CALLBACK_F(0, "dirstat-by-file", options, N_("<param1,param2>..."),
+ N_("synonym for --dirstat=files,param1,param2..."),
+ PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
+ diff_opt_dirstat),
OPT_END()
};
@@ -4939,16 +4967,7 @@ int diff_opt_parse(struct diff_options *options,
return ac;
/* Output format options */
- if (skip_prefix(arg, "-X", &arg) ||
- skip_to_optional_arg(arg, "--dirstat", &arg))
- return parse_dirstat_opt(options, arg);
- else if (!strcmp(arg, "--cumulative"))
- return parse_dirstat_opt(options, "cumulative");
- else if (skip_to_optional_arg(arg, "--dirstat-by-file", &arg)) {
- parse_dirstat_opt(options, "files");
- return parse_dirstat_opt(options, arg);
- }
- else if (!strcmp(arg, "--check"))
+ if (!strcmp(arg, "--check"))
options->output_format |= DIFF_FORMAT_CHECKDIFF;
else if (!strcmp(arg, "--summary"))
options->output_format |= DIFF_FORMAT_SUMMARY;
--
2.20.1.682.gd5861c6d90
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>