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Re: [PATCH] commit: match explicit-ident semantics for summary and template

From
Junio C Hamano <gitster@pobox.com>
Date
Jan 17, 2010, 22:03 UTC
Message-ID
<7viqb0xubf.fsf@alter.siamese.dyndns.org>
In-Reply-To
<201001172153.44413.j6t@kdbg.org>
Johannes Sixt <j6t@kdbg.org> writes:
Show 11 quoted lines
> On Sonntag, 17. Januar 2010, Jeff King wrote:
>> -	if (!user_ident_explicitly_given) {
>> +	if (user_ident_explicitly_given != IDENT_ALL_GIVEN) {
>>  		strbuf_addstr(&format, "\n Committer: ");
>
> Sorry for chiming in so late, but this new condition worries me a bit. On all 
> of my machines I have the GECOS field filled in with "Johannes Sixt", i.e., I 
> do not need user.name. But of course the automatically derived email address 
> is nonsense, so I've set up only user.email. Now I would always this hint, 
> wouldn't I? Do most others fill in GECOS in ways that are inappropriate for 
> git?
We could say something like
	if (!(user_ident_explicitly_given & IDENT_EMAIL_GIVEN))

and it probably is a safer change on platforms with GECOS available, but then wouldn't msysgit folks have to fork this code?

Below are _two_ overlapping patches that apply on top of individual topics; they will conflict when the topics are merged but hopefully in a way that is trivially understandable, and I think can supersede Jeff's patch.

-- >8 -- to jc/ident topic -- >8 --
 builtin-commit.c |    2 +-
 cache.h          |    1 +
 ident.c          |    9 +++++++++
 3 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/builtin-commit.c b/builtin-commit.c
index f4974b5..b76f327 100644
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -624,7 +624,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
 				author_ident);
 		free(author_ident);
 
-		if (user_ident_explicitly_given != IDENT_ALL_GIVEN)
+		if (!user_ident_sufficiently_given())
 			fprintf(fp,
 				"%s"
 				"# Committer: %s\n",
diff --git a/cache.h b/cache.h
index 16c8e8d..f7a287c 100644
--- a/cache.h
+++ b/cache.h
@@ -929,6 +929,7 @@ extern char git_default_name[MAX_GITNAME];
 #define IDENT_MAIL_GIVEN 02
 #define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN)
 extern int user_ident_explicitly_given;
+extern int user_ident_sufficiently_given(void);
 
 extern const char *git_commit_encoding;
 extern const char *git_log_output_encoding;
diff --git a/ident.c b/ident.c
index d4f6145..96b56e6 100644
--- a/ident.c
+++ b/ident.c
@@ -259,3 +259,12 @@ const char *git_committer_info(int flag)
 			 getenv("GIT_COMMITTER_DATE"),
 			 flag);
 }
+
+int user_ident_sufficiently_given(void)
+{
+#ifndef WINDOWS
+	return (user_ident_explicitly_given & IDENT_MAIL_GIVEN);
+#else
+	return (user_ident_explicitly_given == IDENT_ALL_GIVEN);
+#endif
+}

-- 8< -- to jc/ident topic -- 8< --

-- >8 -- to jk/warn-author-committer-after-commit topic -- >8 --
 builtin-commit.c |    4 ++--
 cache.h          |    1 +
 ident.c          |    5 +++++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/builtin-commit.c b/builtin-commit.c
index 7f61e87..29dc3df 100644
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -602,7 +602,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
 				author_ident);
 		free(author_ident);
 
-		if (!user_ident_explicitly_given)
+		if (!user_ident_sufficiently_given())
 			fprintf(fp,
 				"%s"
 				"# Committer: %s\n",
@@ -991,7 +991,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 		strbuf_addstr(&format, "\n Author: ");
 		strbuf_addbuf_percentquote(&format, &author_ident);
 	}
-	if (!user_ident_explicitly_given) {
+	if (!user_ident_sufficiently_given()) {
 		strbuf_addstr(&format, "\n Committer: ");
 		strbuf_addbuf_percentquote(&format, &committer_ident);
 		if (advice_implicit_identity) {
diff --git a/cache.h b/cache.h
index bf468e5..63e0701 100644
--- a/cache.h
+++ b/cache.h
@@ -926,6 +926,7 @@ extern const char *config_exclusive_filename;
 extern char git_default_email[MAX_GITNAME];
 extern char git_default_name[MAX_GITNAME];
 extern int user_ident_explicitly_given;
+extern int user_ident_sufficiently_given(void);
 
 extern const char *git_commit_encoding;
 extern const char *git_log_output_encoding;
diff --git a/ident.c b/ident.c
index 26409b2..248f769 100644
--- a/ident.c
+++ b/ident.c
@@ -259,3 +259,8 @@ const char *git_committer_info(int flag)
 			 getenv("GIT_COMMITTER_DATE"),
 			 flag);
 }
+
+int user_ident_sufficiently_given(void)
+{
+	return user_ident_explicitly_given;
+}

-- 8< -- to jk/warn-author-committer-after-commit topic -- 8< --
Previous: Jeff KingNext: Jeff King
Message 4 of 6 in “commit: match explicit-ident semantics for summary and template”
  1. commit: match explicit-ident semantics for summary and templateJeff King, Jan 17, 2010
  2. Johannes SixtJan 17, 2010
  3. Jeff KingJan 17, 2010
  4. Junio C HamanoJan 17, 2010
  5. Jeff KingJan 18, 2010
  6. Junio C HamanoJan 18, 2010

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