diff options
Diffstat (limited to 'transport-helper.c')
| -rw-r--r-- | transport-helper.c | 62 |
1 files changed, 45 insertions, 17 deletions
diff --git a/transport-helper.c b/transport-helper.c index fe1b7021d7..bec3b721fa 100644 --- a/transport-helper.c +++ b/transport-helper.c @@ -11,6 +11,7 @@ #include "thread-utils.h" #include "sigchain.h" #include "argv-array.h" +#include "refs.h" static int debug; @@ -48,7 +49,7 @@ static void sendline(struct helper_data *helper, struct strbuf *buffer) die_errno("Full write to remote helper failed"); } -static int recvline_fh(FILE *helper, struct strbuf *buffer) +static int recvline_fh(FILE *helper, struct strbuf *buffer, const char *name) { strbuf_reset(buffer); if (debug) @@ -66,7 +67,7 @@ static int recvline_fh(FILE *helper, struct strbuf *buffer) static int recvline(struct helper_data *helper, struct strbuf *buffer) { - return recvline_fh(helper->out, buffer); + return recvline_fh(helper->out, buffer, helper->name); } static void xchgline(struct helper_data *helper, struct strbuf *buffer) @@ -220,6 +221,8 @@ static struct child_process *get_helper(struct transport *transport) for (i = 0; i < refspec_nr; i++) free((char *)refspecs[i]); free(refspecs); + } else if (data->import || data->bidi_import || data->export) { + warning("This remote helper should implement refspec capability."); } strbuf_release(&buf); if (debug) @@ -483,7 +486,7 @@ static int fetch_with_import(struct transport *transport, * were fetching. * * (If no "refspec" capability was specified, for historical - * reasons we default to *:*.) + * reasons we default to the equivalent of *:*.) * * Store the result in to_fetch[i].old_sha1. Callers such * as "git fetch" can use the value to write feedback to the @@ -550,7 +553,7 @@ static int process_connect_service(struct transport *transport, goto exit; sendline(data, &cmdbuf); - recvline_fh(input, &cmdbuf); + recvline_fh(input, &cmdbuf, name); if (!strcmp(cmdbuf.buf, "")) { data->no_disconnect_req = 1; if (debug) @@ -632,7 +635,7 @@ static int fetch(struct transport *transport, return -1; } -static void push_update_ref_status(struct strbuf *buf, +static int push_update_ref_status(struct strbuf *buf, struct ref **ref, struct ref *remote_refs) { @@ -698,7 +701,7 @@ static void push_update_ref_status(struct strbuf *buf, *ref = find_ref_by_name(remote_refs, refname); if (!*ref) { warning("helper reported unexpected status of %s", refname); - return; + return 1; } if ((*ref)->status != REF_STATUS_NONE) { @@ -707,11 +710,12 @@ static void push_update_ref_status(struct strbuf *buf, * status reported by the remote helper if the latter is 'no match'. */ if (status == REF_STATUS_NONE) - return; + return 1; } (*ref)->status = status; (*ref)->remote_status = msg; + return !(status == REF_STATUS_OK); } static void push_update_refs_status(struct helper_data *data, @@ -720,11 +724,24 @@ static void push_update_refs_status(struct helper_data *data, struct strbuf buf = STRBUF_INIT; struct ref *ref = remote_refs; for (;;) { + char *private; + recvline(data, &buf); if (!buf.len) break; - push_update_ref_status(&buf, &ref, remote_refs); + if (push_update_ref_status(&buf, &ref, remote_refs)) + continue; + + if (!data->refspecs) + continue; + + /* propagate back the update to the remote namespace */ + private = apply_refspecs(data->refspecs, data->refspec_nr, ref->name); + if (!private) + continue; + update_ref("update by helper", private, ref->new_sha1, NULL, 0, 0); + free(private); } strbuf_release(&buf); } @@ -799,6 +816,14 @@ static int push_refs_with_export(struct transport *transport, struct string_list revlist_args = STRING_LIST_INIT_NODUP; struct strbuf buf = STRBUF_INIT; + if (!data->refspecs) + die("remote-helper doesn't support push; refspec needed"); + + if (flags & TRANSPORT_PUSH_DRY_RUN) { + if (set_helper_option(transport, "dry-run", "true") != 0) + die("helper %s does not support dry-run", data->name); + } + helper = get_helper(transport); write_constant(helper->in, "export\n"); @@ -809,8 +834,9 @@ static int push_refs_with_export(struct transport *transport, char *private; unsigned char sha1[20]; - if (!data->refspecs) - continue; + if (ref->deletion) + die("remote-helpers do not support ref deletion"); + private = apply_refspecs(data->refspecs, data->refspec_nr, ref->name); if (private && !get_sha1(private, sha1)) { strbuf_addf(&buf, "^%s", private); @@ -819,13 +845,14 @@ static int push_refs_with_export(struct transport *transport, } free(private); - if (ref->deletion) { + if (ref->deletion) die("remote-helpers do not support ref deletion"); - } - if (ref->peer_ref) + if (ref->peer_ref) { + if (strcmp(ref->peer_ref->name, ref->name)) + die("remote-helpers do not support old:new syntax"); string_list_append(&revlist_args, ref->peer_ref->name); - + } } if (get_exporter(transport, &exporter, &revlist_args)) @@ -965,6 +992,7 @@ int transport_helper_init(struct transport *transport, const char *name) #define PBUFFERSIZE 8192 /* Print bidirectional transfer loop debug message. */ +__attribute__((format (printf, 1, 2))) static void transfer_debug(const char *fmt, ...) { va_list args; @@ -1050,7 +1078,7 @@ static int udt_do_read(struct unidirectional_transfer *t) return -1; } else if (bytes == 0) { transfer_debug("%s EOF (with %i bytes in buffer)", - t->src_name, t->bufuse); + t->src_name, (int)t->bufuse); t->state = SSTATE_FLUSHING; } else if (bytes > 0) { t->bufuse += bytes; @@ -1114,7 +1142,7 @@ static void *udt_copy_task_routine(void *udt) #ifndef NO_PTHREADS /* - * Join thread, with apporiate errors on failure. Name is name for the + * Join thread, with appropriate errors on failure. Name is name for the * thread (for error messages). Returns 0 on success, 1 on failure. */ static int tloop_join(pthread_t thread, const char *name) @@ -1180,7 +1208,7 @@ static void udt_kill_transfer(struct unidirectional_transfer *t) } /* - * Join process, with apporiate errors on failure. Name is name for the + * Join process, with appropriate errors on failure. Name is name for the * process (for error messages). Returns 0 on success, 1 on failure. */ static int tloop_join(pid_t pid, const char *name) |