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-rw-r--r--fetch.c122
1 files changed, 86 insertions, 36 deletions
diff --git a/fetch.c b/fetch.c
index 989d7a478..aeb6bf263 100644
--- a/fetch.c
+++ b/fetch.c
@@ -7,9 +7,7 @@
#include "tag.h"
#include "blob.h"
#include "refs.h"
-
-const char *write_ref = NULL;
-const char *write_ref_log_details = NULL;
+#include "strbuf.h"
int get_tree = 0;
int get_history = 0;
@@ -213,54 +211,106 @@ static int mark_complete(const char *path, const unsigned char *sha1)
return 0;
}
-int pull(char *target)
+int pull_targets_stdin(char ***target, const char ***write_ref)
+{
+ int targets = 0, targets_alloc = 0;
+ struct strbuf buf;
+ *target = NULL; *write_ref = NULL;
+ strbuf_init(&buf);
+ while (1) {
+ char *rf_one = NULL;
+ char *tg_one;
+
+ read_line(&buf, stdin, '\n');
+ if (buf.eof)
+ break;
+ tg_one = buf.buf;
+ rf_one = strchr(tg_one, '\t');
+ if (rf_one)
+ *rf_one++ = 0;
+
+ if (targets >= targets_alloc) {
+ targets_alloc = targets_alloc ? targets_alloc * 2 : 64;
+ *target = xrealloc(*target, targets_alloc * sizeof(**target));
+ *write_ref = xrealloc(*write_ref, targets_alloc * sizeof(**write_ref));
+ }
+ (*target)[targets] = strdup(tg_one);
+ (*write_ref)[targets] = rf_one ? strdup(rf_one) : NULL;
+ targets++;
+ }
+ return targets;
+}
+
+void pull_targets_free(int targets, char **target, const char **write_ref)
{
- struct ref_lock *lock = NULL;
- unsigned char sha1[20];
+ while (targets--) {
+ free(target[targets]);
+ if (write_ref && write_ref[targets])
+ free((char *) write_ref[targets]);
+ }
+}
+
+int pull(int targets, char **target, const char **write_ref,
+ const char *write_ref_log_details)
+{
+ struct ref_lock **lock = xcalloc(targets, sizeof(struct ref_lock *));
+ unsigned char *sha1 = xmalloc(targets * 20);
char *msg;
int ret;
+ int i;
save_commit_buffer = 0;
track_object_refs = 0;
- if (write_ref) {
- lock = lock_ref_sha1(write_ref, NULL, 0);
- if (!lock) {
- error("Can't lock ref %s", write_ref);
- return -1;
+
+ for (i = 0; i < targets; i++) {
+ if (!write_ref || !write_ref[i])
+ continue;
+
+ lock[i] = lock_ref_sha1(write_ref[i], NULL, 0);
+ if (!lock[i]) {
+ error("Can't lock ref %s", write_ref[i]);
+ goto unlock_and_fail;
}
}
if (!get_recover)
for_each_ref(mark_complete);
- if (interpret_target(target, sha1)) {
- error("Could not interpret %s as something to pull", target);
- if (lock)
- unlock_ref(lock);
- return -1;
+ for (i = 0; i < targets; i++) {
+ if (interpret_target(target[i], &sha1[20 * i])) {
+ error("Could not interpret %s as something to pull", target[i]);
+ goto unlock_and_fail;
+ }
+ if (process(lookup_unknown_object(&sha1[20 * i])))
+ goto unlock_and_fail;
}
- if (process(lookup_unknown_object(sha1))) {
- if (lock)
- unlock_ref(lock);
- return -1;
+
+ if (loop())
+ goto unlock_and_fail;
+
+ if (write_ref_log_details) {
+ msg = xmalloc(strlen(write_ref_log_details) + 12);
+ sprintf(msg, "fetch from %s", write_ref_log_details);
+ } else {
+ msg = NULL;
}
- if (loop()) {
- if (lock)
- unlock_ref(lock);
- return -1;
+ for (i = 0; i < targets; i++) {
+ if (!write_ref || !write_ref[i])
+ continue;
+ ret = write_ref_sha1(lock[i], &sha1[20 * i], msg ? msg : "fetch (unknown)");
+ lock[i] = NULL;
+ if (ret)
+ goto unlock_and_fail;
}
+ if (msg)
+ free(msg);
- if (write_ref) {
- if (write_ref_log_details) {
- msg = xmalloc(strlen(write_ref_log_details) + 12);
- sprintf(msg, "fetch from %s", write_ref_log_details);
- }
- else
- msg = NULL;
- ret = write_ref_sha1(lock, sha1, msg ? msg : "fetch (unknown)");
- if (msg)
- free(msg);
- return ret;
- }
return 0;
+
+
+unlock_and_fail:
+ for (i = 0; i < targets; i++)
+ if (lock[i])
+ unlock_ref(lock[i]);
+ return -1;
}