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write-tree: migrate to parse-options

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A check for extra options has been dropped, it could never be triggered
in the original code as the usage message would be printed instead.

Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Stephen Boyd 2009-07-07 22:15:38 -07:00 committed by Junio C Hamano
parent 4ecbc17870
commit 404d42e5ef
1 changed files with 19 additions and 21 deletions
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40
builtin-write-tree.c
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@ -7,9 +7,12 @@
#include "cache.h"
#include "tree.h"
#include "cache-tree.h"
#include "parse-options.h"
static const char write_tree_usage[] =
"git write-tree [--missing-ok] [--prefix=<prefix>/]";
static const char * const write_tree_usage[] = {
"git write-tree [--missing-ok] [--prefix=<prefix>/]",
NULL
};
int cmd_write_tree(int argc, const char **argv, const char *unused_prefix)
{
@ -17,27 +20,22 @@ int cmd_write_tree(int argc, const char **argv, const char *unused_prefix)
const char *prefix = NULL;
unsigned char sha1[20];
const char *me = "git-write-tree";
struct option write_tree_options[] = {
OPT_BIT(0, "missing-ok", &flags, "allow missing objects",
WRITE_TREE_MISSING_OK),
{ OPTION_STRING, 0, "prefix", &prefix, "<prefix>/",
"write tree object for a subdirectory <prefix>" ,
PARSE_OPT_LITERAL_ARGHELP },
{ OPTION_BIT, 0, "ignore-cache-tree", &flags, NULL,
"only useful for debugging",
PARSE_OPT_HIDDEN | PARSE_OPT_NOARG, NULL,
WRITE_TREE_IGNORE_CACHE_TREE },
OPT_END()
};
git_config(git_default_config, NULL);
while (1 < argc) {
const char *arg = argv[1];
if (!strcmp(arg, "--missing-ok"))
flags |= WRITE_TREE_MISSING_OK;
else if (!prefixcmp(arg, "--prefix="))
prefix = arg + 9;
else if (!prefixcmp(arg, "--ignore-cache-tree"))
/*
* This is only useful for debugging, so I
* do not bother documenting it.
*/
flags |= WRITE_TREE_IGNORE_CACHE_TREE;
else
usage(write_tree_usage);
argc--; argv++;
}
if (argc > 2)
die("too many options");
argc = parse_options(argc, argv, unused_prefix, write_tree_options,
write_tree_usage, 0);
ret = write_cache_as_tree(sha1, flags, prefix);
switch (ret) {