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[PATCH] files given on the command line are relative to $cwd

From
Junio C Hamano <gitster@pobox.com>
Date
Aug 6, 2008, 18:43 UTC
Message-ID
<7vr692oufw.fsf@gitster.siamese.dyndns.org>
In-Reply-To
<7vy73aqe9m.fsf@gitster.siamese.dyndns.org>

When running "git commit -F file" and "git tag -F file" from a subdirectory, we should take it as relative to the directory we started from, not relative to the top-level directory.

This adds a helper function "parse_options_fix_filename()" to make it more convenient to fix this class of issues. Ideally, parse_options() should support a new type of option, "OPT_FILENAME", to do this uniformly, but this patch is meant to go to 'maint' to fix it minimally.

One thing to note is that value for "commit template file" that comes from the command line is taken as relative to $cwd just like other parameters, but when it comes from the configuration varilable 'commit.template', it is taken as relative to the working tree root as before. I think this difference actually is sensible (not that I particularly think commit.template itself is sensible).

Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 builtin-commit.c  |   11 +++++++----
 builtin-tag.c     |    1 +
 parse-options.c   |   12 ++++++++++++
 parse-options.h   |    2 ++
 t/t7500-commit.sh |   11 +++++++++++
 5 files changed, 33 insertions(+), 4 deletions(-)
diff --git a/builtin-commit.c b/builtin-commit.c
index bcbea38..0c6d1f4 100644
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -45,7 +45,7 @@ static enum {
 	COMMIT_PARTIAL,
 } commit_style;
 
-static char *logfile, *force_author;
+static const char *logfile, *force_author;
 static const char *template_file;
 static char *edit_message, *use_message;
 static char *author_name, *author_email, *author_date;
@@ -700,11 +700,14 @@ static int message_is_empty(struct strbuf *sb, int start)
 }
 
 static int parse_and_validate_options(int argc, const char *argv[],
-				      const char * const usage[])
+				      const char * const usage[],
+				      const char *prefix)
 {
 	int f = 0;
 
 	argc = parse_options(argc, argv, builtin_commit_options, usage, 0);
+	logfile = parse_options_fix_filename(prefix, logfile);
+	template_file = parse_options_fix_filename(prefix, template_file);
 
 	if (logfile || message.len || use_message)
 		use_editor = 0;
@@ -814,7 +817,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 	if (wt_status_use_color == -1)
 		wt_status_use_color = git_use_color_default;
 
-	argc = parse_and_validate_options(argc, argv, builtin_status_usage);
+	argc = parse_and_validate_options(argc, argv, builtin_status_usage, prefix);
 
 	index_file = prepare_index(argc, argv, prefix);
 
@@ -907,7 +910,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
 	git_config(git_commit_config, NULL);
 
-	argc = parse_and_validate_options(argc, argv, builtin_commit_usage);
+	argc = parse_and_validate_options(argc, argv, builtin_commit_usage, prefix);
 
 	index_file = prepare_index(argc, argv, prefix);
 
diff --git a/builtin-tag.c b/builtin-tag.c
index 3c97c69..3f77ba9 100644
--- a/builtin-tag.c
+++ b/builtin-tag.c
@@ -411,6 +411,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
 	git_config(git_tag_config, NULL);
 
 	argc = parse_options(argc, argv, options, git_tag_usage, 0);
+	msgfile = parse_options_fix_filename(prefix, msgfile);
 
 	if (keyid) {
 		sign = 1;
diff --git a/parse-options.c b/parse-options.c
index f8d52e2..d771bf4 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -425,3 +425,15 @@ int parse_opt_approxidate_cb(const struct option *opt, const char *arg,
 	*(unsigned long *)(opt->value) = approxidate(arg);
 	return 0;
 }
+
+/*
+ * This should really be OPTION_FILENAME type as a part of
+ * parse_options that take prefix to do this while parsing.
+ */
+extern const char *parse_options_fix_filename(const char *prefix, const char *file)
+{
+	if (!file || !prefix || is_absolute_path(file))
+		return file;
+	return prefix_filename(prefix, strlen(prefix), file);
+}
+
diff --git a/parse-options.h b/parse-options.h
index 4ee443d..13ad158 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -123,4 +123,6 @@ extern int parse_opt_approxidate_cb(const struct option *, const char *, int);
 	  "use <n> digits to display SHA-1s", \
 	  PARSE_OPT_OPTARG, &parse_opt_abbrev_cb, 0 }
 
+extern const char *parse_options_fix_filename(const char *prefix, const char *file);
+
 #endif
diff --git a/t/t7500-commit.sh b/t/t7500-commit.sh
index baed6ce..026d787 100755
--- a/t/t7500-commit.sh
+++ b/t/t7500-commit.sh
@@ -138,4 +138,15 @@ test_expect_success '--signoff' '
 	diff expect output
 '
 
+test_expect_success 'commit message from file' '
+	mkdir subdir &&
+	echo "Log in top directory" >log &&
+	echo "Log in sub directory" >subdir/log &&
+	(
+		cd subdir &&
+		git commit --allow-empty -F log
+	) &&
+	commit_msg_is "Log in sub directory"
+'
+
 test_done
Previous: Pascal ObryNext: Olivier Marin
Message 8 of 15 in “something fishy with Git commit and log from file”
  1. Pascal ObryAug 6, 2008
  2. Luciano RochaAug 6, 2008
  3. Pascal ObryAug 6, 2008
  4. Junio C HamanoAug 6, 2008
  5. Pascal ObryAug 6, 2008
  6. Junio C HamanoAug 6, 2008
  7. Pascal ObryAug 6, 2008
  8. files given on the command line are relative to $cwdJunio C Hamano, Aug 6, 2008
  9. Olivier MarinAug 6, 2008
  10. Junio C HamanoAug 6, 2008
  11. Junio C HamanoAug 6, 2008
  12. Pierre HabouzitAug 6, 2008
  13. Samuel TardieuAug 7, 2008
  14. Luciano RochaAug 7, 2008
  15. Junio C HamanoAug 7, 2008

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