#include "tag.h"
#include "refs.h"
#include "pkt-line.h"
-#include "exec_cmd.h"
+#include "run-command.h"
+#include "remote.h"
static const char send_pack_usage[] =
-"git-send-pack [--all] [--force] [--receive-pack=<git-receive-pack>] [--verbose] [--thin] [<host>:]<directory> [<ref>...]\n"
+"git-send-pack [--all] [--dry-run] [--force] [--receive-pack=<git-receive-pack>] [--verbose] [--thin] [<host>:]<directory> [<ref>...]\n"
" --all and explicit <ref> specification are mutually exclusive.";
static const char *receivepack = "git-receive-pack";
static int verbose;
static int send_all;
static int force_update;
static int use_thin_pack;
+static int dry_run;
/*
* Make a pack stream and spit it out into file descriptor fd
*/
static int pack_objects(int fd, struct ref *refs)
{
- int pipe_fd[2];
- pid_t pid;
-
- if (pipe(pipe_fd) < 0)
- return error("send-pack: pipe failed");
- pid = fork();
- if (pid < 0)
- return error("send-pack: unable to fork git-pack-objects");
- if (!pid) {
- /*
- * The child becomes pack-objects --revs; we feed
- * the revision parameters to it via its stdin and
- * let its stdout go back to the other end.
- */
- static const char *args[] = {
- "pack-objects",
- "--all-progress",
- "--revs",
- "--stdout",
- NULL,
- NULL,
- };
- if (use_thin_pack)
- args[4] = "--thin";
- dup2(pipe_fd[0], 0);
- dup2(fd, 1);
- close(pipe_fd[0]);
- close(pipe_fd[1]);
- close(fd);
- execv_git_cmd(args);
- die("git-pack-objects exec failed (%s)", strerror(errno));
- }
+ /*
+ * The child becomes pack-objects --revs; we feed
+ * the revision parameters to it via its stdin and
+ * let its stdout go back to the other end.
+ */
+ const char *args[] = {
+ "pack-objects",
+ "--all-progress",
+ "--revs",
+ "--stdout",
+ NULL,
+ NULL,
+ };
+ struct child_process po;
+
+ if (use_thin_pack)
+ args[4] = "--thin";
+ memset(&po, 0, sizeof(po));
+ po.argv = args;
+ po.in = -1;
+ po.out = fd;
+ po.git_cmd = 1;
+ if (start_command(&po))
+ die("git-pack-objects failed (%s)", strerror(errno));
/*
* We feed the pack-objects we just spawned with revision
* parameters by writing to the pipe.
*/
- close(pipe_fd[0]);
- close(fd);
-
while (refs) {
char buf[42];
memcpy(buf + 1, sha1_to_hex(refs->old_sha1), 40);
buf[0] = '^';
buf[41] = '\n';
- if (!write_or_whine(pipe_fd[1], buf, 42,
+ if (!write_or_whine(po.in, buf, 42,
"send-pack: send refs"))
break;
}
if (!is_null_sha1(refs->new_sha1)) {
memcpy(buf, sha1_to_hex(refs->new_sha1), 40);
buf[40] = '\n';
- if (!write_or_whine(pipe_fd[1], buf, 41,
+ if (!write_or_whine(po.in, buf, 41,
"send-pack: send refs"))
break;
}
refs = refs->next;
}
- close(pipe_fd[1]);
-
- for (;;) {
- int status, code;
- pid_t waiting = waitpid(pid, &status, 0);
- if (waiting < 0) {
- if (errno == EINTR)
- continue;
- return error("waitpid failed (%s)", strerror(errno));
- }
- if ((waiting != pid) || WIFSIGNALED(status) ||
- !WIFEXITED(status))
- return error("pack-objects died with strange error");
- code = WEXITSTATUS(status);
- if (code)
- return -code;
- return 0;
- }
+ if (finish_command(&po))
+ return error("pack-objects died with strange error");
+ return 0;
}
static void unmark_and_free(struct commit_list *list, unsigned int mark)
return ret;
}
-static int send_pack(int in, int out, int nr_refspec, char **refspec)
+static int send_pack(int in, int out, struct remote *remote, int nr_refspec, char **refspec)
{
struct ref *ref;
int new_refs;
return -1;
if (!remote_refs) {
- fprintf(stderr, "No refs in common and none specified; doing nothing.\n");
+ fprintf(stderr, "No refs in common and none specified; doing nothing.\n"
+ "Perhaps you should specify a branch such as 'master'.\n");
return 0;
}
new_refs = 0;
for (ref = remote_refs; ref; ref = ref->next) {
char old_hex[60], *new_hex;
- int delete_ref;
+ int will_delete_ref;
if (!ref->peer_ref)
continue;
- delete_ref = is_null_sha1(ref->peer_ref->new_sha1);
- if (delete_ref && !allow_deleting_refs) {
+
+ will_delete_ref = is_null_sha1(ref->peer_ref->new_sha1);
+ if (will_delete_ref && !allow_deleting_refs) {
error("remote does not support deleting refs");
ret = -2;
continue;
}
- if (!delete_ref &&
+ if (!will_delete_ref &&
!hashcmp(ref->old_sha1, ref->peer_ref->new_sha1)) {
if (verbose)
fprintf(stderr, "'%s': up-to-date\n", ref->name);
*/
if (!force_update &&
- !delete_ref &&
+ !will_delete_ref &&
!is_null_sha1(ref->old_sha1) &&
!ref->force) {
if (!has_sha1_file(ref->old_sha1) ||
}
}
hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
- if (!delete_ref)
+ if (!will_delete_ref)
new_refs++;
strcpy(old_hex, sha1_to_hex(ref->old_sha1));
new_hex = sha1_to_hex(ref->new_sha1);
- if (ask_for_status_report) {
- packet_write(out, "%s %s %s%c%s",
- old_hex, new_hex, ref->name, 0,
- "report-status");
- ask_for_status_report = 0;
- expect_status_report = 1;
+ if (!dry_run) {
+ if (ask_for_status_report) {
+ packet_write(out, "%s %s %s%c%s",
+ old_hex, new_hex, ref->name, 0,
+ "report-status");
+ ask_for_status_report = 0;
+ expect_status_report = 1;
+ }
+ else
+ packet_write(out, "%s %s %s",
+ old_hex, new_hex, ref->name);
}
- else
- packet_write(out, "%s %s %s",
- old_hex, new_hex, ref->name);
- if (delete_ref)
+ if (will_delete_ref)
fprintf(stderr, "deleting '%s'\n", ref->name);
else {
fprintf(stderr, "updating '%s'", ref->name);
fprintf(stderr, "\n from %s\n to %s\n",
old_hex, new_hex);
}
+ if (remote && !dry_run) {
+ struct refspec rs;
+ rs.src = ref->name;
+ rs.dst = NULL;
+ if (!remote_find_tracking(remote, &rs)) {
+ fprintf(stderr, " Also local %s\n", rs.dst);
+ if (will_delete_ref) {
+ if (delete_ref(rs.dst, NULL)) {
+ error("Failed to delete");
+ }
+ } else
+ update_ref("update by push", rs.dst,
+ ref->new_sha1, NULL, 0, 0);
+ free(rs.dst);
+ }
+ }
}
packet_flush(out);
- if (new_refs)
+ if (new_refs && !dry_run)
ret = pack_objects(out, remote_refs);
close(out);
case -2: /* ok but a single level -- that is fine for
* a match pattern.
*/
+ case -3: /* ok but ends with a pattern-match character */
continue;
}
die("remote part of refspec is not a valid name in %s",
char **heads = NULL;
int fd[2], ret;
pid_t pid;
+ char *remote_name = NULL;
+ struct remote *remote = NULL;
setup_git_directory();
git_config(git_default_config);
receivepack = arg + 7;
continue;
}
+ if (!prefixcmp(arg, "--remote=")) {
+ remote_name = arg + 9;
+ continue;
+ }
if (!strcmp(arg, "--all")) {
send_all = 1;
continue;
}
+ if (!strcmp(arg, "--dry-run")) {
+ dry_run = 1;
+ continue;
+ }
if (!strcmp(arg, "--force")) {
force_update = 1;
continue;
usage(send_pack_usage);
verify_remote_names(nr_heads, heads);
- pid = git_connect(fd, dest, receivepack);
+ if (remote_name) {
+ remote = remote_get(remote_name);
+ if (!remote_has_uri(remote, dest)) {
+ die("Destination %s is not a uri for %s",
+ dest, remote_name);
+ }
+ }
+
+ pid = git_connect(fd, dest, receivepack, verbose ? CONNECT_VERBOSE : 0);
if (pid < 0)
return 1;
- ret = send_pack(fd[0], fd[1], nr_heads, heads);
+ ret = send_pack(fd[0], fd[1], remote, nr_heads, heads);
close(fd[0]);
close(fd[1]);
ret |= finish_connect(pid);