+#include "builtin.h"
#include "cache.h"
#include "refs.h"
#include "commit.h"
-static void show_new(char *type, unsigned char *sha1_new)
+#define CHUNK_SIZE 1024
+
+static char *get_stdin(void)
{
- fprintf(stderr, " %s: %s\n", type,
+ size_t offset = 0;
+ char *data = xmalloc(CHUNK_SIZE);
+
+ while (1) {
+ ssize_t cnt = xread(0, data + offset, CHUNK_SIZE);
+ if (cnt < 0)
+ die("error reading standard input: %s",
+ strerror(errno));
+ if (cnt == 0) {
+ data[offset] = 0;
+ break;
+ }
+ offset += cnt;
+ data = xrealloc(data, offset + CHUNK_SIZE);
+ }
+ return data;
+}
+
+static void show_new(enum object_type type, unsigned char *sha1_new)
+{
+ fprintf(stderr, " %s: %s\n", typename(type),
find_unique_abbrev(sha1_new, DEFAULT_ABBREV));
}
unsigned char *sha1,
unsigned char *oldval)
{
- int len;
char msg[1024];
char *rla = getenv("GIT_REFLOG_ACTION");
static struct ref_lock *lock;
if (!rla)
rla = "(reflog update)";
- len = snprintf(msg, sizeof(msg), "%s: %s", rla, action);
- if (sizeof(msg) <= len)
- die("insanely long action");
- lock = lock_any_ref_for_update(refname, oldval);
+ snprintf(msg, sizeof(msg), "%s: %s", rla, action);
+ lock = lock_any_ref_for_update(refname, oldval, 0);
if (!lock)
return 1;
if (write_ref_sha1(lock, sha1, msg) < 0)
const char *note,
int verbose, int force)
{
- char type[20];
unsigned char sha1_old[20], sha1_new[20];
char oldh[41], newh[41];
struct commit *current, *updated;
+ enum object_type type;
if (get_sha1_hex(new_head, sha1_new))
die("malformed object name %s", new_head);
- if (sha1_object_info(sha1_new, type, NULL))
+
+ type = sha1_object_info(sha1_new, NULL);
+ if (type < 0)
die("object %s not found", new_head);
if (!*name) {
if (get_sha1(head, sha1))
return error("Not a valid object name: %s", head);
- commit = lookup_commit_reference(sha1);
+ commit = lookup_commit_reference_gently(sha1, 1);
if (!commit)
not_for_merge = 1;
remote_len = i + 1;
if (4 < i && !strncmp(".git", remote + i - 3, 4))
remote_len = i - 3;
- note_len = sprintf(note, "%s\t%s\t",
- sha1_to_hex(commit ? commit->object.sha1 : sha1),
- not_for_merge ? "not-for-merge" : "");
+
+ note_len = 0;
if (*what) {
if (*kind)
note_len += sprintf(note + note_len, "%s ", kind);
note_len += sprintf(note + note_len, "'%s' of ", what);
}
note_len += sprintf(note + note_len, "%.*s", remote_len, remote);
- fprintf(fp, "%s\n", note);
+ fprintf(fp, "%s\t%s\t%s\n",
+ sha1_to_hex(commit ? commit->object.sha1 : sha1),
+ not_for_merge ? "not-for-merge" : "",
+ note);
return update_local_ref(local_name, head, note, verbose, force);
}
+static char *keep;
+static void remove_keep(void)
+{
+ if (keep && *keep)
+ unlink(keep);
+}
+
+static void remove_keep_on_signal(int signo)
+{
+ remove_keep();
+ signal(SIGINT, SIG_DFL);
+ raise(signo);
+}
+
+static char *find_local_name(const char *remote_name, const char *refs,
+ int *force_p, int *not_for_merge_p)
+{
+ const char *ref = refs;
+ int len = strlen(remote_name);
+
+ while (ref) {
+ const char *next;
+ int single_force, not_for_merge;
+
+ while (*ref == '\n')
+ ref++;
+ if (!*ref)
+ break;
+ next = strchr(ref, '\n');
+
+ single_force = not_for_merge = 0;
+ if (*ref == '+') {
+ single_force = 1;
+ ref++;
+ }
+ if (*ref == '.') {
+ not_for_merge = 1;
+ ref++;
+ if (*ref == '+') {
+ single_force = 1;
+ ref++;
+ }
+ }
+ if (!strncmp(remote_name, ref, len) && ref[len] == ':') {
+ const char *local_part = ref + len + 1;
+ char *ret;
+ int retlen;
+
+ if (!next)
+ retlen = strlen(local_part);
+ else
+ retlen = next - local_part;
+ ret = xmalloc(retlen + 1);
+ memcpy(ret, local_part, retlen);
+ ret[retlen] = 0;
+ *force_p = single_force;
+ *not_for_merge_p = not_for_merge;
+ return ret;
+ }
+ ref = next;
+ }
+ return NULL;
+}
+
+static int fetch_native_store(FILE *fp,
+ const char *remote,
+ const char *remote_nick,
+ const char *refs,
+ int verbose, int force)
+{
+ char buffer[1024];
+ int err = 0;
+
+ signal(SIGINT, remove_keep_on_signal);
+ atexit(remove_keep);
+
+ while (fgets(buffer, sizeof(buffer), stdin)) {
+ int len;
+ char *cp;
+ char *local_name;
+ int single_force, not_for_merge;
+
+ for (cp = buffer; *cp && !isspace(*cp); cp++)
+ ;
+ if (*cp)
+ *cp++ = 0;
+ len = strlen(cp);
+ if (len && cp[len-1] == '\n')
+ cp[--len] = 0;
+ if (!strcmp(buffer, "failed"))
+ die("Fetch failure: %s", remote);
+ if (!strcmp(buffer, "pack"))
+ continue;
+ if (!strcmp(buffer, "keep")) {
+ char *od = get_object_directory();
+ int len = strlen(od) + strlen(cp) + 50;
+ keep = xmalloc(len);
+ sprintf(keep, "%s/pack/pack-%s.keep", od, cp);
+ continue;
+ }
+
+ local_name = find_local_name(cp, refs,
+ &single_force, ¬_for_merge);
+ if (!local_name)
+ continue;
+ err |= append_fetch_head(fp,
+ buffer, remote, cp, remote_nick,
+ local_name, not_for_merge,
+ verbose, force || single_force);
+ }
+ return err;
+}
+
+static int parse_reflist(const char *reflist)
+{
+ const char *ref;
+
+ printf("refs='");
+ for (ref = reflist; ref; ) {
+ const char *next;
+ while (*ref && isspace(*ref))
+ ref++;
+ if (!*ref)
+ break;
+ for (next = ref; *next && !isspace(*next); next++)
+ ;
+ printf("\n%.*s", (int)(next - ref), ref);
+ ref = next;
+ }
+ printf("'\n");
+
+ printf("rref='");
+ for (ref = reflist; ref; ) {
+ const char *next, *colon;
+ while (*ref && isspace(*ref))
+ ref++;
+ if (!*ref)
+ break;
+ for (next = ref; *next && !isspace(*next); next++)
+ ;
+ if (*ref == '.')
+ ref++;
+ if (*ref == '+')
+ ref++;
+ colon = strchr(ref, ':');
+ putchar('\n');
+ printf("%.*s", (int)((colon ? colon : next) - ref), ref);
+ ref = next;
+ }
+ printf("'\n");
+ return 0;
+}
+
+static int expand_refs_wildcard(const char *ls_remote_result, int numrefs,
+ const char **refs)
+{
+ int i, matchlen, replacelen;
+ int found_one = 0;
+ const char *remote = *refs++;
+ numrefs--;
+
+ if (numrefs == 0) {
+ fprintf(stderr, "Nothing specified for fetching with remote.%s.fetch\n",
+ remote);
+ printf("empty\n");
+ }
+
+ for (i = 0; i < numrefs; i++) {
+ const char *ref = refs[i];
+ const char *lref = ref;
+ const char *colon;
+ const char *tail;
+ const char *ls;
+ const char *next;
+
+ if (*lref == '+')
+ lref++;
+ colon = strchr(lref, ':');
+ tail = lref + strlen(lref);
+ if (!(colon &&
+ 2 < colon - lref &&
+ colon[-1] == '*' &&
+ colon[-2] == '/' &&
+ 2 < tail - (colon + 1) &&
+ tail[-1] == '*' &&
+ tail[-2] == '/')) {
+ /* not a glob */
+ if (!found_one++)
+ printf("explicit\n");
+ printf("%s\n", ref);
+ continue;
+ }
+
+ /* glob */
+ if (!found_one++)
+ printf("glob\n");
+
+ /* lref to colon-2 is remote hierarchy name;
+ * colon+1 to tail-2 is local.
+ */
+ matchlen = (colon-1) - lref;
+ replacelen = (tail-1) - (colon+1);
+ for (ls = ls_remote_result; ls; ls = next) {
+ const char *eol;
+ unsigned char sha1[20];
+ int namelen;
+
+ while (*ls && isspace(*ls))
+ ls++;
+ next = strchr(ls, '\n');
+ eol = !next ? (ls + strlen(ls)) : next;
+ if (!memcmp("^{}", eol-3, 3))
+ continue;
+ if (eol - ls < 40)
+ continue;
+ if (get_sha1_hex(ls, sha1))
+ continue;
+ ls += 40;
+ while (ls < eol && isspace(*ls))
+ ls++;
+ /* ls to next (or eol) is the name.
+ * is it identical to lref to colon-2?
+ */
+ if ((eol - ls) <= matchlen ||
+ strncmp(ls, lref, matchlen))
+ continue;
+
+ /* Yes, it is a match */
+ namelen = eol - ls;
+ if (lref != ref)
+ putchar('+');
+ printf("%.*s:%.*s%.*s\n",
+ namelen, ls,
+ replacelen, colon + 1,
+ namelen - matchlen, ls + matchlen);
+ }
+ }
+ return 0;
+}
+
+static int pick_rref(int sha1_only, const char *rref, const char *ls_remote_result)
+{
+ int err = 0;
+ int lrr_count = lrr_count, i, pass;
+ const char *cp;
+ struct lrr {
+ const char *line;
+ const char *name;
+ int namelen;
+ int shown;
+ } *lrr_list = lrr_list;
+
+ for (pass = 0; pass < 2; pass++) {
+ /* pass 0 counts and allocates, pass 1 fills... */
+ cp = ls_remote_result;
+ i = 0;
+ while (1) {
+ const char *np;
+ while (*cp && isspace(*cp))
+ cp++;
+ if (!*cp)
+ break;
+ np = strchr(cp, '\n');
+ if (!np)
+ np = cp + strlen(cp);
+ if (pass) {
+ lrr_list[i].line = cp;
+ lrr_list[i].name = cp + 41;
+ lrr_list[i].namelen = np - (cp + 41);
+ }
+ i++;
+ cp = np;
+ }
+ if (!pass) {
+ lrr_count = i;
+ lrr_list = xcalloc(lrr_count, sizeof(*lrr_list));
+ }
+ }
+
+ while (1) {
+ const char *next;
+ int rreflen;
+ int i;
+
+ while (*rref && isspace(*rref))
+ rref++;
+ if (!*rref)
+ break;
+ next = strchr(rref, '\n');
+ if (!next)
+ next = rref + strlen(rref);
+ rreflen = next - rref;
+
+ for (i = 0; i < lrr_count; i++) {
+ struct lrr *lrr = &(lrr_list[i]);
+
+ if (rreflen == lrr->namelen &&
+ !memcmp(lrr->name, rref, rreflen)) {
+ if (!lrr->shown)
+ printf("%.*s\n",
+ sha1_only ? 40 : lrr->namelen + 41,
+ lrr->line);
+ lrr->shown = 1;
+ break;
+ }
+ }
+ if (lrr_count <= i) {
+ error("pick-rref: %.*s not found", rreflen, rref);
+ err = 1;
+ }
+ rref = next;
+ }
+ free(lrr_list);
+ return err;
+}
+
int cmd_fetch__tool(int argc, const char **argv, const char *prefix)
{
int verbose = 0;
int force = 0;
+ int sopt = 0;
while (1 < argc) {
const char *arg = argv[1];
verbose = 1;
else if (!strcmp("-f", arg))
force = 1;
+ else if (!strcmp("-s", arg))
+ sopt = 1;
else
break;
argc--;
fclose(fp);
return result;
}
- if (!strcmp("update-local-ref", argv[1])) {
+ if (!strcmp("native-store", argv[1])) {
+ int result;
+ FILE *fp;
+
if (argc != 5)
- return error("update-local-ref takes 3 args");
- return update_local_ref(argv[2], argv[3], argv[4],
- verbose, force);
+ return error("fetch-native-store takes 3 args");
+ fp = fopen(git_path("FETCH_HEAD"), "a");
+ result = fetch_native_store(fp, argv[2], argv[3], argv[4],
+ verbose, force);
+ fclose(fp);
+ return result;
+ }
+ if (!strcmp("parse-reflist", argv[1])) {
+ const char *reflist;
+ if (argc != 3)
+ return error("parse-reflist takes 1 arg");
+ reflist = argv[2];
+ if (!strcmp(reflist, "-"))
+ reflist = get_stdin();
+ return parse_reflist(reflist);
+ }
+ if (!strcmp("pick-rref", argv[1])) {
+ const char *ls_remote_result;
+ if (argc != 4)
+ return error("pick-rref takes 2 args");
+ ls_remote_result = argv[3];
+ if (!strcmp(ls_remote_result, "-"))
+ ls_remote_result = get_stdin();
+ return pick_rref(sopt, argv[2], ls_remote_result);
}
+ if (!strcmp("expand-refs-wildcard", argv[1])) {
+ const char *reflist;
+ if (argc < 4)
+ return error("expand-refs-wildcard takes at least 2 args");
+ reflist = argv[2];
+ if (!strcmp(reflist, "-"))
+ reflist = get_stdin();
+ return expand_refs_wildcard(reflist, argc - 3, argv + 3);
+ }
+
return error("Unknown subcommand: %s", argv[1]);
}