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Cleanup variables in cat-file

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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>
This commit is contained in:
Shawn O. Pearce 2007-04-21 21:14:39 -04:00 committed by Junio C Hamano
parent 7392b03aa4
commit 2b6854c863
1 changed files with 18 additions and 12 deletions
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30
builtin-cat-file.c
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@ -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;