The 'format.outputDirectory' configuration is only able to store constant
directory names. Though some may use
$ git format-patch -o $(createdir) …
to name the directory dynamically. Provide a new configuration to be able
to store such a command too.
Signed-off-by: Bert Wesarg <bert.wesarg@xxxxxxxxxxxxxx>
---
Changes in v2:
* rephrase motivation
Changes in v3:
* remove RFC
Changes in v4:
* based on dl/format-patch-doc-test-cleanup and adopt it
Cc: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
Cc: Eric Sunshine <sunshine@xxxxxxxxxxxxxx>
Cc: Denton Liu <liu.denton@xxxxxxxxx>
Cc: Junio C Hamano <gitster@xxxxxxxxx>
---
Documentation/config/format.txt | 5 +++++
Documentation/git-format-patch.txt | 6 +++++-
builtin/log.c | 24 +++++++++++++++++++++++-
t/t4014-format-patch.sh | 26 ++++++++++++++++++++++++++
4 files changed, 59 insertions(+), 2 deletions(-)
diff --git a/Documentation/config/format.txt b/Documentation/config/format.txt
index 40cad9278f..420188a1c6 100644
--- a/Documentation/config/format.txt
+++ b/Documentation/config/format.txt
@@ -83,6 +83,11 @@ format.outputDirectory::
Set a custom directory to store the resulting files instead of the
current working directory. All directory components will be created.
+format.outputDirectoryCmd::
+ The command which is used to name a custom directory to store the
+ resulting files instead of the current working directory. All directory
+ components will be created.
+
format.useAutoBase::
A boolean value which lets you enable the `--base=auto` option of
format-patch by default.
diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt
index 2035d4d5d5..4936b9f91d 100644
--- a/Documentation/git-format-patch.txt
+++ b/Documentation/git-format-patch.txt
@@ -67,7 +67,11 @@ can be set with the `format.outputDirectory` configuration option.
The `-o` option takes precedence over `format.outputDirectory`.
To store patches in the current working directory even when
`format.outputDirectory` points elsewhere, use `-o .`. All directory
-components will be created.
+components will be created. The 'format.outputDirectoryCmd' configuration can
+be used to name a command to produce the directory name programmatically. The
+command should produce the name to its standard output. The
+`format.outputDirectory` configuration takes precedence over
+`format.outputDirectoryCmd`.
By default, the subject of a single patch is "[PATCH] " followed by
the concatenation of lines from the commit message up to the first blank
diff --git a/builtin/log.c b/builtin/log.c
index 8d08632858..3eb507c02f 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -774,6 +774,7 @@ static const char *signature = git_version_string;
static const char *signature_file;
static int config_cover_letter;
static const char *config_output_directory;
+static const char *config_output_directory_cmd;
enum {
COVER_UNSET,
@@ -856,6 +857,8 @@ static int git_format_config(const char *var, const char *value, void *cb)
}
if (!strcmp(var, "format.outputdirectory"))
return git_config_string(&config_output_directory, var, value);
+ if (!strcmp(var, "format.outputdirectorycmd"))
+ return git_config_string(&config_output_directory_cmd, var, value);
if (!strcmp(var, "format.useautobase")) {
base_auto = git_config_bool(var, value);
return 0;
@@ -1756,8 +1759,27 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
if (rev.show_notes)
init_display_notes(&rev.notes_opt);
- if (!output_directory && !use_stdout)
+ if (!output_directory && !use_stdout) {
+ // outputDirectoryCmd can be preceeded by outputDirectory
+ if (!config_output_directory && config_output_directory_cmd) {
+ struct child_process cp = CHILD_PROCESS_INIT;
+ const char *argv[1];
+ struct strbuf buf = STRBUF_INIT;
+ int rc;
+
+ argv[0] = config_output_directory_cmd;
+ cp.argv = argv;
+ cp.use_shell = 1;
+ rc = capture_command(&cp, &buf, PATH_MAX);
+ if (rc)
+ die(_("outputDirectoryCmd command failed: "
+ "'%s'"), config_output_directory_cmd);
+ strbuf_setlen(&buf, strcspn(buf.buf, "\r\n"));
+ config_output_directory = strbuf_detach(&buf, NULL);
+ }
+
output_directory = config_output_directory;
+ }
if (!use_stdout)
output_directory = set_outdir(prefix, output_directory);
diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index 9facc3a79e..14c8f5e854 100755
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -1646,6 +1646,32 @@ test_expect_success 'format-patch -o overrides format.outputDirectory' '
test_path_is_dir patchset
'
+test_expect_success 'format-patch format.outputDirectoryCmd option' '
+ test_config format.outputDirectoryCmd "echo patches" &&
+ rm -fr patches &&
+ git format-patch master..side &&
+ count=$(git rev-list --count master..side) &&
+ ls patches >list &&
+ test_line_count = $count list
+'
+
+test_expect_success 'format-patch format.outputDirectory overrides format.outputDirectoryCmd' '
+ test_config format.outputDirectoryCmd "echo patches" &&
+ test_config format.outputDirectory patchset &&
+ rm -fr patches patchset &&
+ git format-patch master..side &&
+ test_path_is_missing patches &&
+ test_path_is_dir patchset
+'
+
+test_expect_success 'format-patch -o overrides format.outputDirectoryCmd' '
+ test_config format.outputDirectoryCmd "echo patches" &&
+ rm -fr patches patchset &&
+ git format-patch -o patchset master..side &&
+ test_path_is_missing patches &&
+ test_path_is_dir patchset
+'
+
test_expect_success 'format-patch --base' '
git checkout patchid &&
--
2.23.0.13.g28bc381d7c
