diff options
author | Junio C Hamano <gitster@pobox.com> | 2011-09-03 03:33:22 +0400 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2011-09-10 02:19:02 +0400 |
commit | f96400cb467af82e21acb3034dd214f4c8be11d0 (patch) | |
tree | 42b7f1942b1b04a346112ea3041e816346ae5f99 /builtin | |
parent | f0e278b1b7a2c0ecbecf644a18c1383dc426db30 (diff) |
check_everything_connected(): libify
Extract the helper function and the type definition of the iterator
function it uses out of builtin/fetch.c into a separate source and a
header file.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin')
-rw-r--r-- | builtin/fetch.c | 66 |
1 files changed, 1 insertions, 65 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c index 0ef912eac0..ffda063d91 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -13,6 +13,7 @@ #include "sigchain.h" #include "transport.h" #include "submodule.h" +#include "connected.h" static const char * const builtin_fetch_usage[] = { "git fetch [<options>] [<repository> [<refspec>...]]", @@ -345,71 +346,6 @@ static int update_local_ref(struct ref *ref, } } -/* - * Take callback data, and return next object name in the buffer. - * When called after returning the name for the last object, return -1 - * to signal EOF, otherwise return 0. - */ -typedef int (*sha1_iterate_fn)(void *, unsigned char [20]); - -/* - * If we feed all the commits we want to verify to this command - * - * $ git rev-list --verify-objects --stdin --not --all - * - * and if it does not error out, that means everything reachable from - * these commits locally exists and is connected to some of our - * existing refs. - * - * Returns 0 if everything is connected, non-zero otherwise. - */ -static int check_everything_connected(sha1_iterate_fn fn, int quiet, void *cb_data) -{ - struct child_process rev_list; - const char *argv[] = {"rev-list", "--verify-objects", - "--stdin", "--not", "--all", NULL, NULL}; - char commit[41]; - unsigned char sha1[20]; - int err = 0; - - if (fn(cb_data, sha1)) - return err; - - if (quiet) - argv[5] = "--quiet"; - - memset(&rev_list, 0, sizeof(rev_list)); - rev_list.argv = argv; - rev_list.git_cmd = 1; - rev_list.in = -1; - rev_list.no_stdout = 1; - rev_list.no_stderr = quiet; - if (start_command(&rev_list)) - return error(_("Could not run 'git rev-list'")); - - sigchain_push(SIGPIPE, SIG_IGN); - - commit[40] = '\n'; - do { - memcpy(commit, sha1_to_hex(sha1), 40); - if (write_in_full(rev_list.in, commit, 41) < 0) { - if (errno != EPIPE && errno != EINVAL) - error(_("failed write to rev-list: %s"), - strerror(errno)); - err = -1; - break; - } - } while (!fn(cb_data, sha1)); - - if (close(rev_list.in)) { - error(_("failed to close rev-list's stdin: %s"), strerror(errno)); - err = -1; - } - - sigchain_pop(SIGPIPE); - return finish_command(&rev_list) || err; -} - static int iterate_ref_map(void *cb_data, unsigned char sha1[20]) { struct ref **rm = cb_data; |