blob: b223af416fee5fc219fbcca7afa2b9e03feaa7d0 [file] [log] [blame]
/*
* GIT - The information manager from hell
*
* Copyright (C) Linus Torvalds, 2005
*/
#include "builtin.h"
#include "cache.h"
#include "tree.h"
#include "cache-tree.h"
#include "parse-options.h"
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)
{
int flags = 0, ret;
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);
argc = parse_options(argc, argv, unused_prefix, write_tree_options,
write_tree_usage, 0);
ret = write_cache_as_tree(sha1, flags, prefix);
switch (ret) {
case 0:
printf("%s\n", sha1_to_hex(sha1));
break;
case WRITE_TREE_UNREADABLE_INDEX:
die("%s: error reading the index", me);
break;
case WRITE_TREE_UNMERGED_INDEX:
die("%s: error building trees", me);
break;
case WRITE_TREE_PREFIX_ERROR:
die("%s: prefix %s not found", me, prefix);
break;
}
return ret;
}