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use parse_options() in git hash-object

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Signed-off-by: Dmitry Potapov <dpotapov@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Dmitry Potapov 2008-08-03 18:36:20 +04:00 committed by Junio C Hamano
parent 9ae8e008ab
commit 548601adcc
1 changed files with 50 additions and 66 deletions
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116
hash-object.c
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@ -7,6 +7,7 @@
#include "cache.h"
#include "blob.h"
#include "quote.h"
#include "parse-options.h"
static void hash_fd(int fd, const char *type, int write_object, const char *path)
{
@ -49,87 +50,70 @@ static void hash_stdin_paths(const char *type, int write_objects)
strbuf_release(&nbuf);
}
static const char hash_object_usage[] =
"git hash-object [-t <type>] [-w] [--stdin] [--] <file>...\n"
" or: git hash-object --stdin-paths < <list-of-paths>";
static const char * const hash_object_usage[] = {
"git hash-object [-t <type>] [-w] [--stdin] [--] <file>...",
"git hash-object --stdin-paths < <list-of-paths>",
NULL
};
int main(int argc, char **argv)
static const char *type;
static int write_object;
static int hashstdin;
static int stdin_paths;
static const struct option hash_object_options[] = {
OPT_STRING('t', NULL, &type, "type", "object type"),
OPT_BOOLEAN('w', NULL, &write_object, "write the object into the object database"),
OPT_BOOLEAN( 0 , "stdin", &hashstdin, "read the object from stdin"),
OPT_BOOLEAN( 0 , "stdin-paths", &stdin_paths, "read file names from stdin"),
OPT_END()
};
int main(int argc, const char **argv)
{
int i;
const char *type = blob_type;
int write_object = 0;
const char *prefix = NULL;
int prefix_length = -1;
int no_more_flags = 0;
int hashstdin = 0;
int stdin_paths = 0;
const char *errstr = NULL;
type = blob_type;
git_config(git_default_config, NULL);
for (i = 1 ; i < argc; i++) {
if (!no_more_flags && argv[i][0] == '-') {
if (!strcmp(argv[i], "-t")) {
if (argc <= ++i)
usage(hash_object_usage);
type = argv[i];
}
else if (!strcmp(argv[i], "-w")) {
if (prefix_length < 0) {
prefix = setup_git_directory();
prefix_length =
prefix ? strlen(prefix) : 0;
}
write_object = 1;
}
else if (!strcmp(argv[i], "--")) {
no_more_flags = 1;
}
else if (!strcmp(argv[i], "--help"))
usage(hash_object_usage);
else if (!strcmp(argv[i], "--stdin-paths")) {
if (hashstdin) {
error("Can't use --stdin-paths with --stdin");
usage(hash_object_usage);
}
stdin_paths = 1;
argc = parse_options(argc, argv, hash_object_options, hash_object_usage, 0);
}
else if (!strcmp(argv[i], "--stdin")) {
if (stdin_paths) {
error("Can't use %s with --stdin-paths", argv[i]);
usage(hash_object_usage);
}
if (hashstdin)
die("Multiple --stdin arguments are not supported");
hashstdin = 1;
}
else
usage(hash_object_usage);
}
else {
const char *arg = argv[i];
if (write_object) {
prefix = setup_git_directory();
prefix_length = prefix ? strlen(prefix) : 0;
}
if (stdin_paths) {
error("Can't specify files (such as \"%s\") with --stdin-paths", arg);
usage(hash_object_usage);
}
if (stdin_paths) {
if (hashstdin)
errstr = "Can't use --stdin-paths with --stdin";
else if (argc)
errstr = "Can't specify files with --stdin-paths";
}
else if (hashstdin > 1)
errstr = "Multiple --stdin arguments are not supported";
if (hashstdin) {
hash_fd(0, type, write_object, NULL);
hashstdin = 0;
}
if (0 <= prefix_length)
arg = prefix_filename(prefix, prefix_length,
arg);
hash_object(arg, type, write_object);
no_more_flags = 1;
}
if (errstr) {
error (errstr);
usage_with_options(hash_object_usage, hash_object_options);
}
if (hashstdin)
hash_fd(0, type, write_object, NULL);
for (i = 0 ; i < argc; i++) {
const char *arg = argv[i];
if (0 <= prefix_length)
arg = prefix_filename(prefix, prefix_length, arg);
hash_object(arg, type, write_object);
}
if (stdin_paths)
hash_stdin_paths(type, write_object);
if (hashstdin)
hash_fd(0, type, write_object, NULL);
return 0;
}