diff --git a/write-tree.c b/write-tree.c
index 7a4f691d8ab8f6f560685ec6fe71cf2d82e8a018..895e7a359d108312918c27d98c7b529f2e25e300 100644 (file)
--- a/write-tree.c
+++ b/write-tree.c
#include "cache-tree.h"
static int missing_ok = 0;
#include "cache-tree.h"
static int missing_ok = 0;
+static char *prefix = NULL;
-static const char write_tree_usage[] = "git-write-tree [--missing-ok]";
+static const char write_tree_usage[] =
+"git-write-tree [--missing-ok] [--prefix=<prefix>/]";
static struct cache_file cache_file;
static struct cache_file cache_file;
newfd = hold_index_file_for_update(&cache_file, get_index_file());
entries = read_cache();
newfd = hold_index_file_for_update(&cache_file, get_index_file());
entries = read_cache();
- if (argc == 2) {
- if (!strcmp(argv[1], "--missing-ok"))
+
+ while (1 < argc) {
+ char *arg = argv[1];
+ if (!strcmp(arg, "--missing-ok"))
missing_ok = 1;
missing_ok = 1;
+ else if (!strncmp(arg, "--prefix=", 9))
+ prefix = arg + 9;
else
die(write_tree_usage);
else
die(write_tree_usage);
+ argc--; argv++;
}
}
-
+
if (argc > 2)
die("too many options");
if (argc > 2)
die("too many options");
* performance penalty and not a big deal.
*/
}
* performance penalty and not a big deal.
*/
}
- printf("%s\n", sha1_to_hex(active_cache_tree->sha1));
+ if (prefix) {
+ struct cache_tree *subtree =
+ cache_tree_find(active_cache_tree, prefix);
+ printf("%s\n", sha1_to_hex(subtree->sha1));
+ }
+ else
+ printf("%s\n", sha1_to_hex(active_cache_tree->sha1));
return 0;
}
return 0;
}