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authorShawn O. Pearce <spearce@spearce.org>2007-04-21 21:14:39 -0400
committerJunio C Hamano <junkio@cox.net>2007-04-22 00:43:24 -0700
commit2b6854c863ae83dd8b4766a159a45a02e883a41f (patch)
tree78a9cf0314339a386b79ae968114b72463904bd9
parent7392b03aa45846a4450e5990ce1381ed6fd706e2 (diff)
downloadgit-2b6854c863ae83dd8b4766a159a45a02e883a41f.tar.gz
Cleanup variables in cat-file
I want to add new command line options to cat-file, but to do that we need to change how we handle argv[] first. This is a simple cleanup that assigns names to the two arguments we currently care about. Signed-off-by: Shawn O. Pearce <spearce@spearce.org> Signed-off-by: Junio C Hamano <junkio@cox.net>
-rw-r--r--builtin-cat-file.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/builtin-cat-file.c b/builtin-cat-file.c
index d61d3d5b74..f132d583d3 100644
--- a/builtin-cat-file.c
+++ b/builtin-cat-file.c
@@ -83,17 +83,21 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix)
void *buf;
unsigned long size;
int opt;
+ const char *exp_type, *obj_name;
git_config(git_default_config);
if (argc != 3)
usage("git-cat-file [-t|-s|-e|-p|<type>] <sha1>");
- if (get_sha1(argv[2], sha1))
- die("Not a valid object name %s", argv[2]);
+ exp_type = argv[1];
+ obj_name = argv[2];
+
+ if (get_sha1(obj_name, sha1))
+ die("Not a valid object name %s", obj_name);
opt = 0;
- if ( argv[1][0] == '-' ) {
- opt = argv[1][1];
- if ( !opt || argv[1][2] )
+ if ( exp_type[0] == '-' ) {
+ opt = exp_type[1];
+ if ( !opt || exp_type[2] )
opt = -1; /* Not a single character option */
}
@@ -121,15 +125,17 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix)
case 'p':
type = sha1_object_info(sha1, NULL);
if (type < 0)
- die("Not a valid object name %s", argv[2]);
+ die("Not a valid object name %s", obj_name);
/* custom pretty-print here */
- if (type == OBJ_TREE)
- return cmd_ls_tree(2, argv + 1, NULL);
+ if (type == OBJ_TREE) {
+ const char *ls_args[3] = {"ls-tree", obj_name, NULL};
+ return cmd_ls_tree(2, ls_args, NULL);
+ }
buf = read_sha1_file(sha1, &type, &size);
if (!buf)
- die("Cannot read object %s", argv[2]);
+ die("Cannot read object %s", obj_name);
if (type == OBJ_TAG) {
pprint_tag(sha1, buf, size);
return 0;
@@ -138,15 +144,15 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix)
/* otherwise just spit out the data */
break;
case 0:
- buf = read_object_with_reference(sha1, argv[1], &size, NULL);
+ buf = read_object_with_reference(sha1, exp_type, &size, NULL);
break;
default:
- die("git-cat-file: unknown option: %s\n", argv[1]);
+ die("git-cat-file: unknown option: %s\n", exp_type);
}
if (!buf)
- die("git-cat-file %s: bad file", argv[2]);
+ die("git-cat-file %s: bad file", obj_name);
write_or_die(1, buf, size);
return 0;