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-rw-r--r--builtin-push.c324
1 files changed, 45 insertions, 279 deletions
diff --git a/builtin-push.c b/builtin-push.c
index cb78401c94..2612f07f74 100644
--- a/builtin-push.c
+++ b/builtin-push.c
@@ -5,17 +5,13 @@
#include "refs.h"
#include "run-command.h"
#include "builtin.h"
-
-#define MAX_URI (16)
+#include "remote.h"
static const char push_usage[] = "git-push [--all] [--tags] [--receive-pack=<git-receive-pack>] [--repo=all] [-f | --force] [-v] [<repository> <refspec>...]";
-static int all, tags, force, thin = 1, verbose;
+static int all, force, thin = 1, verbose;
static const char *receivepack;
-#define BUF_SIZE (2084)
-static char buffer[BUF_SIZE];
-
static const char **refspec;
static int refspec_nr;
@@ -27,285 +23,47 @@ static void add_refspec(const char *ref)
refspec_nr = nr;
}
-static int expand_one_ref(const char *ref, const unsigned char *sha1, int flag, void *cb_data)
-{
- /* Ignore the "refs/" at the beginning of the refname */
- ref += 5;
-
- if (!prefixcmp(ref, "tags/"))
- add_refspec(xstrdup(ref));
- return 0;
-}
-
-static void expand_refspecs(void)
-{
- if (all) {
- if (refspec_nr)
- die("cannot mix '--all' and a refspec");
-
- /*
- * No need to expand "--all" - we'll just use
- * the "--all" flag to send-pack
- */
- return;
- }
- if (!tags)
- return;
- for_each_ref(expand_one_ref, NULL);
-}
-
-struct wildcard_cb {
- const char *from_prefix;
- int from_prefix_len;
- const char *to_prefix;
- int to_prefix_len;
- int force;
-};
-
-static int expand_wildcard_ref(const char *ref, const unsigned char *sha1, int flag, void *cb_data)
-{
- struct wildcard_cb *cb = cb_data;
- int len = strlen(ref);
- char *expanded, *newref;
-
- if (len < cb->from_prefix_len ||
- memcmp(cb->from_prefix, ref, cb->from_prefix_len))
- return 0;
- expanded = xmalloc(len * 2 + cb->force +
- (cb->to_prefix_len - cb->from_prefix_len) + 2);
- newref = expanded + cb->force;
- if (cb->force)
- expanded[0] = '+';
- memcpy(newref, ref, len);
- newref[len] = ':';
- memcpy(newref + len + 1, cb->to_prefix, cb->to_prefix_len);
- strcpy(newref + len + 1 + cb->to_prefix_len,
- ref + cb->from_prefix_len);
- add_refspec(expanded);
- return 0;
-}
-
-static int wildcard_ref(const char *ref)
-{
- int len;
- const char *colon;
- struct wildcard_cb cb;
-
- memset(&cb, 0, sizeof(cb));
- if (ref[0] == '+') {
- cb.force = 1;
- ref++;
- }
- len = strlen(ref);
- colon = strchr(ref, ':');
- if (! (colon && ref < colon &&
- colon[-2] == '/' && colon[-1] == '*' &&
- /* "<mine>/<asterisk>:<yours>/<asterisk>" is at least 7 bytes */
- 7 <= len &&
- ref[len-2] == '/' && ref[len-1] == '*') )
- return 0 ;
- cb.from_prefix = ref;
- cb.from_prefix_len = colon - ref - 1;
- cb.to_prefix = colon + 1;
- cb.to_prefix_len = len - (colon - ref) - 2;
- for_each_ref(expand_wildcard_ref, &cb);
- return 1;
-}
-
static void set_refspecs(const char **refs, int nr)
{
- if (nr) {
- int i;
- for (i = 0; i < nr; i++) {
- const char *ref = refs[i];
- if (!strcmp("tag", ref)) {
- char *tag;
- int len;
- if (nr <= ++i)
- die("tag shorthand without <tag>");
- len = strlen(refs[i]) + 11;
- tag = xmalloc(len);
- strcpy(tag, "refs/tags/");
- strcat(tag, refs[i]);
- ref = tag;
- }
- else if (wildcard_ref(ref))
- continue;
- add_refspec(ref);
- }
- }
- expand_refspecs();
-}
-
-static int get_remotes_uri(const char *repo, const char *uri[MAX_URI])
-{
- int n = 0;
- FILE *f = fopen(git_path("remotes/%s", repo), "r");
- int has_explicit_refspec = refspec_nr || all || tags;
-
- if (!f)
- return -1;
- while (fgets(buffer, BUF_SIZE, f)) {
- int is_refspec;
- char *s, *p;
-
- if (!prefixcmp(buffer, "URL:")) {
- is_refspec = 0;
- s = buffer + 4;
- } else if (!prefixcmp(buffer, "Push:")) {
- is_refspec = 1;
- s = buffer + 5;
- } else
- continue;
-
- /* Remove whitespace at the head.. */
- while (isspace(*s))
- s++;
- if (!*s)
- continue;
-
- /* ..and at the end */
- p = s + strlen(s);
- while (isspace(p[-1]))
- *--p = 0;
-
- if (!is_refspec) {
- if (n < MAX_URI)
- uri[n++] = xstrdup(s);
- else
- error("more than %d URL's specified, ignoring the rest", MAX_URI);
- }
- else if (is_refspec && !has_explicit_refspec) {
- if (!wildcard_ref(s))
- add_refspec(xstrdup(s));
- }
- }
- fclose(f);
- if (!n)
- die("remote '%s' has no URL", repo);
- return n;
-}
-
-static const char **config_uri;
-static const char *config_repo;
-static int config_repo_len;
-static int config_current_uri;
-static int config_get_refspecs;
-static int config_get_receivepack;
-
-static int get_remote_config(const char* key, const char* value)
-{
- if (!prefixcmp(key, "remote.") &&
- !strncmp(key + 7, config_repo, config_repo_len)) {
- if (!strcmp(key + 7 + config_repo_len, ".url")) {
- if (config_current_uri < MAX_URI)
- config_uri[config_current_uri++] = xstrdup(value);
- else
- error("more than %d URL's specified, ignoring the rest", MAX_URI);
- }
- else if (config_get_refspecs &&
- !strcmp(key + 7 + config_repo_len, ".push")) {
- if (!wildcard_ref(value))
- add_refspec(xstrdup(value));
- }
- else if (config_get_receivepack &&
- !strcmp(key + 7 + config_repo_len, ".receivepack")) {
- if (!receivepack) {
- char *rp = xmalloc(strlen(value) + 16);
- sprintf(rp, "--receive-pack=%s", value);
- receivepack = rp;
- } else
- error("more than one receivepack given, using the first");
- }
- }
- return 0;
-}
-
-static int get_config_remotes_uri(const char *repo, const char *uri[MAX_URI])
-{
- config_repo_len = strlen(repo);
- config_repo = repo;
- config_current_uri = 0;
- config_uri = uri;
- config_get_refspecs = !(refspec_nr || all || tags);
- config_get_receivepack = (receivepack == NULL);
-
- git_config(get_remote_config);
- return config_current_uri;
-}
-
-static int get_branches_uri(const char *repo, const char *uri[MAX_URI])
-{
- const char *slash = strchr(repo, '/');
- int n = slash ? slash - repo : 1000;
- FILE *f = fopen(git_path("branches/%.*s", n, repo), "r");
- char *s, *p;
- int len;
-
- if (!f)
- return 0;
- s = fgets(buffer, BUF_SIZE, f);
- fclose(f);
- if (!s)
- return 0;
- while (isspace(*s))
- s++;
- if (!*s)
- return 0;
- p = s + strlen(s);
- while (isspace(p[-1]))
- *--p = 0;
- len = p - s;
- if (slash)
- len += strlen(slash);
- p = xmalloc(len + 1);
- strcpy(p, s);
- if (slash)
- strcat(p, slash);
- uri[0] = p;
- return 1;
-}
-
-/*
- * Read remotes and branches file, fill the push target URI
- * list. If there is no command line refspecs, read Push: lines
- * to set up the *refspec list as well.
- * return the number of push target URIs
- */
-static int read_config(const char *repo, const char *uri[MAX_URI])
-{
- int n;
-
- if (*repo != '/') {
- n = get_remotes_uri(repo, uri);
- if (n > 0)
- return n;
-
- n = get_config_remotes_uri(repo, uri);
- if (n > 0)
- return n;
-
- n = get_branches_uri(repo, uri);
- if (n > 0)
- return n;
+ int i;
+ for (i = 0; i < nr; i++) {
+ const char *ref = refs[i];
+ if (!strcmp("tag", ref)) {
+ char *tag;
+ int len;
+ if (nr <= ++i)
+ die("tag shorthand without <tag>");
+ len = strlen(refs[i]) + 11;
+ tag = xmalloc(len);
+ strcpy(tag, "refs/tags/");
+ strcat(tag, refs[i]);
+ ref = tag;
+ }
+ add_refspec(ref);
}
-
- uri[0] = repo;
- return 1;
}
static int do_push(const char *repo)
{
- const char *uri[MAX_URI];
- int i, n, errs;
+ int i, errs;
int common_argc;
const char **argv;
int argc;
+ struct remote *remote = remote_get(repo);
- n = read_config(repo, uri);
- if (n <= 0)
+ if (!remote)
die("bad repository '%s'", repo);
+ if (remote->receivepack) {
+ char *rp = xmalloc(strlen(remote->receivepack) + 16);
+ sprintf(rp, "--receive-pack=%s", remote->receivepack);
+ receivepack = rp;
+ }
+ if (!refspec && !all && remote->push_refspec_nr) {
+ refspec = remote->push_refspec;
+ refspec_nr = remote->push_refspec_nr;
+ }
+
argv = xmalloc((refspec_nr + 10) * sizeof(char *));
argv[0] = "dummy-send-pack";
argc = 1;
@@ -318,18 +76,23 @@ static int do_push(const char *repo)
common_argc = argc;
errs = 0;
- for (i = 0; i < n; i++) {
+ for (i = 0; i < remote->uri_nr; i++) {
int err;
int dest_argc = common_argc;
int dest_refspec_nr = refspec_nr;
const char **dest_refspec = refspec;
- const char *dest = uri[i];
+ const char *dest = remote->uri[i];
const char *sender = "send-pack";
if (!prefixcmp(dest, "http://") ||
!prefixcmp(dest, "https://"))
sender = "http-push";
- else if (thin)
- argv[dest_argc++] = "--thin";
+ else {
+ char *rem = xmalloc(strlen(remote->name) + 10);
+ sprintf(rem, "--remote=%s", remote->name);
+ argv[dest_argc++] = rem;
+ if (thin)
+ argv[dest_argc++] = "--thin";
+ }
argv[0] = sender;
argv[dest_argc++] = dest;
while (dest_refspec_nr--)
@@ -341,7 +104,7 @@ static int do_push(const char *repo)
if (!err)
continue;
- error("failed to push to '%s'", uri[i]);
+ error("failed to push to '%s'", remote->uri[i]);
switch (err) {
case -ERR_RUN_COMMAND_FORK:
error("unable to fork for %s", sender);
@@ -362,7 +125,7 @@ static int do_push(const char *repo)
int cmd_push(int argc, const char **argv, const char *prefix)
{
int i;
- const char *repo = "origin"; /* default repository */
+ const char *repo = NULL; /* default repository */
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
@@ -385,7 +148,7 @@ int cmd_push(int argc, const char **argv, const char *prefix)
continue;
}
if (!strcmp(arg, "--tags")) {
- tags = 1;
+ add_refspec("refs/tags/*");
continue;
}
if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) {
@@ -411,5 +174,8 @@ int cmd_push(int argc, const char **argv, const char *prefix)
usage(push_usage);
}
set_refspecs(argv + i, argc - i);
+ if (all && refspec)
+ usage(push_usage);
+
return do_push(repo);
}