[PATCH 2/5] Make mktag a builtin.

[drafnel@gmail.com]

From: Brandon Casey <drafnel@gmail.com>

Signed-off-by: Brandon Casey <drafnel@gmail.com>
---
 Makefile  |    3 ++-
 builtin.h |    1 +
 git.c     |    1 +
 mktag.c   |    4 +---
 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 9d84c8d..1128cef 100644
--- a/Makefile
+++ b/Makefile
@@ -282,7 +282,6 @@ PROGRAMS += git-imap-send$X
 PROGRAMS += git-index-pack$X
 PROGRAMS += git-merge-index$X
 PROGRAMS += git-merge-tree$X
-PROGRAMS += git-mktag$X
 PROGRAMS += git-mktree$X
 PROGRAMS += git-pack-redundant$X
 PROGRAMS += git-patch-id$X
@@ -306,6 +305,7 @@ BUILT_INS += git-fsck-objects$X
 BUILT_INS += git-get-tar-commit-id$X
 BUILT_INS += git-init$X
 BUILT_INS += git-merge-subtree$X
+BUILT_INS += git-mktag$X
 BUILT_INS += git-peek-remote$X
 BUILT_INS += git-repo-config$X
 BUILT_INS += git-show$X
@@ -423,6 +423,7 @@ LIB_OBJS += log-tree.o
 LIB_OBJS += mailmap.o
 LIB_OBJS += match-trees.o
 LIB_OBJS += merge-file.o
+LIB_OBJS += mktag.o
 LIB_OBJS += object.o
 LIB_OBJS += pack-check.o
 LIB_OBJS += pack-revindex.o
diff --git a/builtin.h b/builtin.h
index 95126fd..a8d3a11 100644
--- a/builtin.h
+++ b/builtin.h
@@ -58,6 +58,7 @@ extern int cmd_merge_base(int argc, const char **argv, const char *prefix);
 extern int cmd_merge_ours(int argc, const char **argv, const char *prefix);
 extern int cmd_merge_file(int argc, const char **argv, const char *prefix);
 extern int cmd_merge_recursive(int argc, const char **argv, const char *prefix);
+extern int cmd_mktag(int argc, const char **argv, const char *prefix);
 extern int cmd_mv(int argc, const char **argv, const char *prefix);
 extern int cmd_name_rev(int argc, const char **argv, const char *prefix);
 extern int cmd_pack_objects(int argc, const char **argv, const char *prefix);
diff --git a/git.c b/git.c
index 89b431f..81aa31c 100644
--- a/git.c
+++ b/git.c
@@ -325,6 +325,7 @@ static void handle_internal_command(int argc, const char **argv)
 		{ "merge-ours", cmd_merge_ours, RUN_SETUP },
 		{ "merge-recursive", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE },
 		{ "merge-subtree", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE },
+		{ "mktag", cmd_mktag, RUN_SETUP },
 		{ "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE },
 		{ "name-rev", cmd_name_rev, RUN_SETUP },
 		{ "pack-objects", cmd_pack_objects, RUN_SETUP },
diff --git a/mktag.c b/mktag.c
index 5489ad6..352747b 100644
--- a/mktag.c
+++ b/mktag.c
@@ -156,7 +156,7 @@ static int verify_tag(const char *buffer, size_t size)
 
 #undef PD_FMT
 
-int main(int argc, char **argv)
+int cmd_mktag(int argc, const char **argv, const char *prefix)
 {
 	struct strbuf buf;
 	unsigned char result_sha1[20];
@@ -164,8 +164,6 @@ int main(int argc, char **argv)
 	if (argc != 1)
 		usage("git-mktag < signaturefile");
 
-	setup_git_directory();
-
 	strbuf_init(&buf, 0);
 	if (strbuf_read(&buf, 0, 4096) < 0) {
 		die("could not read from stdin");
-- 
1.5.5.67.g9a49