#include "builtin.h"
#include "cache.h"
#include "dir.h"
+#include "parse-options.h"
#include "string-list.h"
#include "rerere.h"
#include "xdiff/xdiff.h"
#include "xdiff-interface.h"
-static const char git_rerere_usage[] =
-"git rerere [clear | status | diff | gc]";
-
-/* these values are days */
-static int cutoff_noresolve = 15;
-static int cutoff_resolve = 60;
-
-static time_t rerere_created_at(const char *name)
-{
- struct stat st;
- return stat(rerere_path(name, "preimage"), &st) ? (time_t) 0 : st.st_mtime;
-}
-
-static void unlink_rr_item(const char *name)
-{
- unlink(rerere_path(name, "thisimage"));
- unlink(rerere_path(name, "preimage"));
- unlink(rerere_path(name, "postimage"));
- rmdir(git_path("rr-cache/%s", name));
-}
-
-static int git_rerere_gc_config(const char *var, const char *value, void *cb)
-{
- if (!strcmp(var, "gc.rerereresolved"))
- cutoff_resolve = git_config_int(var, value);
- else if (!strcmp(var, "gc.rerereunresolved"))
- cutoff_noresolve = git_config_int(var, value);
- else
- return git_default_config(var, value, cb);
- return 0;
-}
-
-static void garbage_collect(struct string_list *rr)
-{
- struct string_list to_remove = { NULL, 0, 0, 1 };
- DIR *dir;
- struct dirent *e;
- int i, cutoff;
- time_t now = time(NULL), then;
-
- git_config(git_rerere_gc_config, NULL);
- dir = opendir(git_path("rr-cache"));
- if (!dir)
- die_errno("unable to open rr-cache directory");
- while ((e = readdir(dir))) {
- if (is_dot_or_dotdot(e->d_name))
- continue;
- then = rerere_created_at(e->d_name);
- if (!then)
- continue;
- cutoff = (has_rerere_resolution(e->d_name)
- ? cutoff_resolve : cutoff_noresolve);
- if (then < now - cutoff * 86400)
- string_list_append(e->d_name, &to_remove);
- }
- for (i = 0; i < to_remove.nr; i++)
- unlink_rr_item(to_remove.items[i].string);
- string_list_clear(&to_remove, 0);
-}
+static const char * const rerere_usage[] = {
+ "git rerere [clear | forget path... | status | remaining | diff | gc]",
+ NULL,
+};
static int outf(void *dummy, mmbuffer_t *ptr, int nbuf)
{
int cmd_rerere(int argc, const char **argv, const char *prefix)
{
- struct string_list merge_rr = { NULL, 0, 0, 1 };
- int i, fd, flags = 0;
+ struct string_list merge_rr = STRING_LIST_INIT_DUP;
+ int i, fd, autoupdate = -1, flags = 0;
- if (2 < argc) {
- if (!strcmp(argv[1], "-h"))
- usage(git_rerere_usage);
- if (!strcmp(argv[1], "--rerere-autoupdate"))
- flags = RERERE_AUTOUPDATE;
- else if (!strcmp(argv[1], "--no-rerere-autoupdate"))
- flags = RERERE_NOAUTOUPDATE;
- if (flags) {
- argc--;
- argv++;
- }
- }
- if (argc < 2)
+ struct option options[] = {
+ OPT_SET_INT(0, "rerere-autoupdate", &autoupdate,
+ "register clean resolutions in index", 1),
+ OPT_END(),
+ };
+
+ argc = parse_options(argc, argv, prefix, options, rerere_usage, 0);
+
+ if (autoupdate == 1)
+ flags = RERERE_AUTOUPDATE;
+ if (autoupdate == 0)
+ flags = RERERE_NOAUTOUPDATE;
+
+ if (argc < 1)
return rerere(flags);
- if (!strcmp(argv[1], "forget")) {
- const char **pathspec = get_pathspec(prefix, argv + 2);
+ if (!strcmp(argv[0], "forget")) {
+ const char **pathspec;
+ if (argc < 2)
+ warning("'git rerere forget' without paths is deprecated");
+ pathspec = get_pathspec(prefix, argv + 1);
return rerere_forget(pathspec);
}
if (fd < 0)
return 0;
- if (!strcmp(argv[1], "clear")) {
- for (i = 0; i < merge_rr.nr; i++) {
- const char *name = (const char *)merge_rr.items[i].util;
- if (!has_rerere_resolution(name))
- unlink_rr_item(name);
- }
- unlink_or_warn(git_path("rr-cache/MERGE_RR"));
- } else if (!strcmp(argv[1], "gc"))
- garbage_collect(&merge_rr);
- else if (!strcmp(argv[1], "status"))
+ if (!strcmp(argv[0], "clear")) {
+ rerere_clear(&merge_rr);
+ } else if (!strcmp(argv[0], "gc"))
+ rerere_gc(&merge_rr);
+ else if (!strcmp(argv[0], "status"))
for (i = 0; i < merge_rr.nr; i++)
printf("%s\n", merge_rr.items[i].string);
- else if (!strcmp(argv[1], "diff"))
+ else if (!strcmp(argv[0], "remaining")) {
+ rerere_remaining(&merge_rr);
+ for (i = 0; i < merge_rr.nr; i++) {
+ if (merge_rr.items[i].util != RERERE_RESOLVED)
+ printf("%s\n", merge_rr.items[i].string);
+ else
+ /* prepare for later call to
+ * string_list_clear() */
+ merge_rr.items[i].util = NULL;
+ }
+ } else if (!strcmp(argv[0], "diff"))
for (i = 0; i < merge_rr.nr; i++) {
const char *path = merge_rr.items[i].string;
const char *name = (const char *)merge_rr.items[i].util;
diff_two(rerere_path(name, "preimage"), path, path, path);
}
else
- usage(git_rerere_usage);
+ usage_with_options(rerere_usage, options);
string_list_clear(&merge_rr, 1);
return 0;