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make checkout-index '-a' flag saner.

Browse Source 
The original semantics of pretending as if all files were
specified where '-a' appeared and using only the flags given so
far was too confusing.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Linus Torvalds 2005-10-17 17:32:12 -07:00 committed by Junio C Hamano
parent 15fad5f4d7
commit a65a686f49
1 changed files with 61 additions and 48 deletions
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109
checkout-index.c
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@ -82,8 +82,9 @@ static struct cache_file cache_file;
int main(int argc, char **argv)
{
int i, force_filename = 0;
int i;
int newfd = -1;
int all = 0;
if (read_cache() < 0) {
die("invalid cache");
@ -91,58 +92,70 @@ int main(int argc, char **argv)
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (!force_filename) {
if (!strcmp(arg, "-a")) {
checkout_all();
continue;
}
if (!strcmp(arg, "--")) {
force_filename = 1;
continue;
}
if (!strcmp(arg, "-f")) {
state.force = 1;
continue;
}
if (!strcmp(arg, "-q")) {
state.quiet = 1;
continue;
}
if (!strcmp(arg, "-n")) {
state.not_new = 1;
continue;
}
if (!strcmp(arg, "-u")) {
state.refresh_cache = 1;
if (newfd < 0)
newfd = hold_index_file_for_update
(&cache_file,
get_index_file());
if (newfd < 0)
die("cannot open index.lock file.");
continue;
}
if (!memcmp(arg, "--prefix=", 9)) {
state.base_dir = arg+9;
state.base_dir_len = strlen(state.base_dir);
continue;
}
if (arg[0] == '-')
usage(checkout_cache_usage);
if (!strcmp(arg, "--")) {
i++;
break;
}
if (state.base_dir_len) {
/* when --prefix is specified we do not
* want to update cache.
*/
if (state.refresh_cache) {
close(newfd); newfd = -1;
rollback_index_file(&cache_file);
}
state.refresh_cache = 0;
if (!strcmp(arg, "-a") || !strcmp(arg, "--all")) {
all = 1;
continue;
}
if (!strcmp(arg, "-f") || !strcmp(arg, "--force")) {
state.force = 1;
continue;
}
if (!strcmp(arg, "-q") || !strcmp(arg, "--quiet")) {
state.quiet = 1;
continue;
}
if (!strcmp(arg, "-n") || !strcmp(arg, "--no-create")) {
state.not_new = 1;
continue;
}
if (!strcmp(arg, "-u") || !strcmp(arg, "--index")) {
state.refresh_cache = 1;
if (newfd < 0)
newfd = hold_index_file_for_update
(&cache_file,
get_index_file());
if (newfd < 0)
die("cannot open index.lock file.");
continue;
}
if (!memcmp(arg, "--prefix=", 9)) {
state.base_dir = arg+9;
state.base_dir_len = strlen(state.base_dir);
continue;
}
if (arg[0] == '-')
usage(checkout_cache_usage);
break;
}
if (state.base_dir_len) {
/* when --prefix is specified we do not
* want to update cache.
*/
if (state.refresh_cache) {
close(newfd); newfd = -1;
rollback_index_file(&cache_file);
}
state.refresh_cache = 0;
}
/* Check out named files first */
for ( ; i < argc; i++) {
const char *arg = argv[i];
if (all)
die("git-checkout-index: don't mix '--all' and explicit filenames");
checkout_file(arg);
}
if (all)
checkout_all();
if (0 <= newfd &&
(write_cache(newfd, active_cache, active_nr) ||
commit_index_file(&cache_file)))