7 #include "run-command.h"
11 static struct remote
*remote
;
12 static const char *url
; /* always ends with a trailing slash */
17 unsigned progress
: 1,
18 check_self_contained_and_connected
: 1,
23 static struct options options
;
25 static int set_option(const char *name
, const char *value
)
27 if (!strcmp(name
, "verbosity")) {
29 int v
= strtol(value
, &end
, 10);
30 if (value
== end
|| *end
)
32 options
.verbosity
= v
;
35 else if (!strcmp(name
, "progress")) {
36 if (!strcmp(value
, "true"))
38 else if (!strcmp(value
, "false"))
44 else if (!strcmp(name
, "depth")) {
46 unsigned long v
= strtoul(value
, &end
, 10);
47 if (value
== end
|| *end
)
52 else if (!strcmp(name
, "followtags")) {
53 if (!strcmp(value
, "true"))
54 options
.followtags
= 1;
55 else if (!strcmp(value
, "false"))
56 options
.followtags
= 0;
61 else if (!strcmp(name
, "dry-run")) {
62 if (!strcmp(value
, "true"))
64 else if (!strcmp(value
, "false"))
70 else if (!strcmp(name
, "check-connectivity")) {
71 if (!strcmp(value
, "true"))
72 options
.check_self_contained_and_connected
= 1;
73 else if (!strcmp(value
, "false"))
74 options
.check_self_contained_and_connected
= 0;
80 return 1 /* unsupported */;
90 unsigned proto_git
: 1;
92 static struct discovery
*last_discovery
;
94 static struct ref
*parse_git_refs(struct discovery
*heads
, int for_push
)
96 struct ref
*list
= NULL
;
97 get_remote_heads(-1, heads
->buf
, heads
->len
, &list
,
98 for_push
? REF_NORMAL
: 0, NULL
);
102 static struct ref
*parse_info_refs(struct discovery
*heads
)
104 char *data
, *start
, *mid
;
108 struct ref
*refs
= NULL
;
109 struct ref
*ref
= NULL
;
110 struct ref
*last_ref
= NULL
;
115 while (i
< heads
->len
) {
121 if (data
[i
] == '\n') {
122 if (mid
- start
!= 40)
123 die("%sinfo/refs not valid: is this a git repository?", url
);
126 ref
= xmalloc(sizeof(struct ref
) +
127 strlen(ref_name
) + 1);
128 memset(ref
, 0, sizeof(struct ref
));
129 strcpy(ref
->name
, ref_name
);
130 get_sha1_hex(start
, ref
->old_sha1
);
134 last_ref
->next
= ref
;
141 ref
= alloc_ref("HEAD");
142 if (!http_fetch_ref(url
, ref
) &&
143 !resolve_remote_symref(ref
, refs
)) {
153 static void free_discovery(struct discovery
*d
)
156 if (d
== last_discovery
)
157 last_discovery
= NULL
;
164 static int show_http_message(struct strbuf
*type
, struct strbuf
*msg
)
169 * We only show text/plain parts, as other types are likely
170 * to be ugly to look at on the user's terminal.
172 * TODO should handle "; charset=XXX", and re-encode into
175 if (strcasecmp(type
->buf
, "text/plain"))
184 eol
= strchrnul(p
, '\n');
185 fprintf(stderr
, "remote: %.*s\n", (int)(eol
- p
), p
);
191 static struct discovery
* discover_refs(const char *service
, int for_push
)
193 struct strbuf exp
= STRBUF_INIT
;
194 struct strbuf type
= STRBUF_INIT
;
195 struct strbuf buffer
= STRBUF_INIT
;
196 struct discovery
*last
= last_discovery
;
198 int http_ret
, maybe_smart
= 0;
200 if (last
&& !strcmp(service
, last
->service
))
202 free_discovery(last
);
204 strbuf_addf(&buffer
, "%sinfo/refs", url
);
205 if ((!prefixcmp(url
, "http://") || !prefixcmp(url
, "https://")) &&
206 git_env_bool("GIT_SMART_HTTP", 1)) {
208 if (!strchr(url
, '?'))
209 strbuf_addch(&buffer
, '?');
211 strbuf_addch(&buffer
, '&');
212 strbuf_addf(&buffer
, "service=%s", service
);
214 refs_url
= strbuf_detach(&buffer
, NULL
);
216 http_ret
= http_get_strbuf(refs_url
, &type
, &buffer
,
217 HTTP_NO_CACHE
| HTTP_KEEP_ERROR
);
221 case HTTP_MISSING_TARGET
:
222 show_http_message(&type
, &buffer
);
223 die("repository '%s' not found", url
);
225 show_http_message(&type
, &buffer
);
226 die("Authentication failed for '%s'", url
);
228 show_http_message(&type
, &buffer
);
229 die("unable to access '%s': %s", url
, curl_errorstr
);
232 last
= xcalloc(1, sizeof(*last_discovery
));
233 last
->service
= service
;
234 last
->buf_alloc
= strbuf_detach(&buffer
, &last
->len
);
235 last
->buf
= last
->buf_alloc
;
237 strbuf_addf(&exp
, "application/x-%s-advertisement", service
);
239 (5 <= last
->len
&& last
->buf
[4] == '#') &&
240 !strbuf_cmp(&exp
, &type
)) {
244 * smart HTTP response; validate that the service
245 * pkt-line matches our request.
247 line
= packet_read_line_buf(&last
->buf
, &last
->len
, NULL
);
250 strbuf_addf(&exp
, "# service=%s", service
);
251 if (strcmp(line
, exp
.buf
))
252 die("invalid server response; got '%s'", line
);
253 strbuf_release(&exp
);
255 /* The header can include additional metadata lines, up
256 * until a packet flush marker. Ignore these now, but
257 * in the future we might start to scan them.
259 while (packet_read_line_buf(&last
->buf
, &last
->len
, NULL
))
266 last
->refs
= parse_git_refs(last
, for_push
);
268 last
->refs
= parse_info_refs(last
);
271 strbuf_release(&exp
);
272 strbuf_release(&type
);
273 strbuf_release(&buffer
);
274 last_discovery
= last
;
278 static struct ref
*get_refs(int for_push
)
280 struct discovery
*heads
;
283 heads
= discover_refs("git-receive-pack", for_push
);
285 heads
= discover_refs("git-upload-pack", for_push
);
290 static void output_refs(struct ref
*refs
)
293 for (posn
= refs
; posn
; posn
= posn
->next
) {
295 printf("@%s %s\n", posn
->symref
, posn
->name
);
297 printf("%s %s\n", sha1_to_hex(posn
->old_sha1
), posn
->name
);
304 const char *service_name
;
306 struct strbuf
*stdin_preamble
;
308 char *hdr_content_type
;
316 struct strbuf result
;
317 unsigned gzip_request
: 1;
318 unsigned initial_buffer
: 1;
321 static size_t rpc_out(void *ptr
, size_t eltsize
,
322 size_t nmemb
, void *buffer_
)
324 size_t max
= eltsize
* nmemb
;
325 struct rpc_state
*rpc
= buffer_
;
326 size_t avail
= rpc
->len
- rpc
->pos
;
329 rpc
->initial_buffer
= 0;
330 avail
= packet_read(rpc
->out
, NULL
, NULL
, rpc
->buf
, rpc
->alloc
, 0);
339 memcpy(ptr
, rpc
->buf
+ rpc
->pos
, avail
);
344 #ifndef NO_CURL_IOCTL
345 static curlioerr
rpc_ioctl(CURL
*handle
, int cmd
, void *clientp
)
347 struct rpc_state
*rpc
= clientp
;
353 case CURLIOCMD_RESTARTREAD
:
354 if (rpc
->initial_buffer
) {
358 fprintf(stderr
, "Unable to rewind rpc post data - try increasing http.postBuffer\n");
359 return CURLIOE_FAILRESTART
;
362 return CURLIOE_UNKNOWNCMD
;
367 static size_t rpc_in(char *ptr
, size_t eltsize
,
368 size_t nmemb
, void *buffer_
)
370 size_t size
= eltsize
* nmemb
;
371 struct rpc_state
*rpc
= buffer_
;
372 write_or_die(rpc
->in
, ptr
, size
);
376 static int run_slot(struct active_request_slot
*slot
)
379 struct slot_results results
;
381 slot
->results
= &results
;
382 slot
->curl_result
= curl_easy_perform(slot
->curl
);
383 finish_active_slot(slot
);
385 err
= handle_curl_result(&results
);
386 if (err
!= HTTP_OK
&& err
!= HTTP_REAUTH
) {
387 error("RPC failed; result=%d, HTTP code = %ld",
388 results
.curl_result
, results
.http_code
);
394 static int probe_rpc(struct rpc_state
*rpc
)
396 struct active_request_slot
*slot
;
397 struct curl_slist
*headers
= NULL
;
398 struct strbuf buf
= STRBUF_INIT
;
401 slot
= get_active_slot();
403 headers
= curl_slist_append(headers
, rpc
->hdr_content_type
);
404 headers
= curl_slist_append(headers
, rpc
->hdr_accept
);
406 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 0);
407 curl_easy_setopt(slot
->curl
, CURLOPT_POST
, 1);
408 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, rpc
->service_url
);
409 curl_easy_setopt(slot
->curl
, CURLOPT_ENCODING
, NULL
);
410 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDS
, "0000");
411 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDSIZE
, 4);
412 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, headers
);
413 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
414 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &buf
);
416 err
= run_slot(slot
);
418 curl_slist_free_all(headers
);
419 strbuf_release(&buf
);
423 static int post_rpc(struct rpc_state
*rpc
)
425 struct active_request_slot
*slot
;
426 struct curl_slist
*headers
= NULL
;
427 int use_gzip
= rpc
->gzip_request
;
428 char *gzip_body
= NULL
;
429 size_t gzip_size
= 0;
430 int err
, large_request
= 0;
432 /* Try to load the entire request, if we can fit it into the
433 * allocated buffer space we can use HTTP/1.0 and avoid the
434 * chunked encoding mess.
437 size_t left
= rpc
->alloc
- rpc
->len
;
438 char *buf
= rpc
->buf
+ rpc
->len
;
441 if (left
< LARGE_PACKET_MAX
) {
447 n
= packet_read(rpc
->out
, NULL
, NULL
, buf
, left
, 0);
455 err
= probe_rpc(rpc
);
456 } while (err
== HTTP_REAUTH
);
461 headers
= curl_slist_append(headers
, rpc
->hdr_content_type
);
462 headers
= curl_slist_append(headers
, rpc
->hdr_accept
);
463 headers
= curl_slist_append(headers
, "Expect:");
466 slot
= get_active_slot();
468 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 0);
469 curl_easy_setopt(slot
->curl
, CURLOPT_POST
, 1);
470 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, rpc
->service_url
);
471 curl_easy_setopt(slot
->curl
, CURLOPT_ENCODING
, "gzip");
474 /* The request body is large and the size cannot be predicted.
475 * We must use chunked encoding to send it.
477 headers
= curl_slist_append(headers
, "Transfer-Encoding: chunked");
478 rpc
->initial_buffer
= 1;
479 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, rpc_out
);
480 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, rpc
);
481 #ifndef NO_CURL_IOCTL
482 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, rpc_ioctl
);
483 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, rpc
);
485 if (options
.verbosity
> 1) {
486 fprintf(stderr
, "POST %s (chunked)\n", rpc
->service_name
);
490 } else if (gzip_body
) {
492 * If we are looping to retry authentication, then the previous
493 * run will have set up the headers and gzip buffer already,
494 * and we just need to send it.
496 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDS
, gzip_body
);
497 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDSIZE
, gzip_size
);
499 } else if (use_gzip
&& 1024 < rpc
->len
) {
500 /* The client backend isn't giving us compressed data so
501 * we can try to deflate it ourselves, this may save on.
507 memset(&stream
, 0, sizeof(stream
));
508 git_deflate_init_gzip(&stream
, Z_BEST_COMPRESSION
);
509 gzip_size
= git_deflate_bound(&stream
, rpc
->len
);
510 gzip_body
= xmalloc(gzip_size
);
512 stream
.next_in
= (unsigned char *)rpc
->buf
;
513 stream
.avail_in
= rpc
->len
;
514 stream
.next_out
= (unsigned char *)gzip_body
;
515 stream
.avail_out
= gzip_size
;
517 ret
= git_deflate(&stream
, Z_FINISH
);
518 if (ret
!= Z_STREAM_END
)
519 die("cannot deflate request; zlib deflate error %d", ret
);
521 ret
= git_deflate_end_gently(&stream
);
523 die("cannot deflate request; zlib end error %d", ret
);
525 gzip_size
= stream
.total_out
;
527 headers
= curl_slist_append(headers
, "Content-Encoding: gzip");
528 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDS
, gzip_body
);
529 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDSIZE
, gzip_size
);
531 if (options
.verbosity
> 1) {
532 fprintf(stderr
, "POST %s (gzip %lu to %lu bytes)\n",
534 (unsigned long)rpc
->len
, (unsigned long)gzip_size
);
538 /* We know the complete request size in advance, use the
539 * more normal Content-Length approach.
541 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDS
, rpc
->buf
);
542 curl_easy_setopt(slot
->curl
, CURLOPT_POSTFIELDSIZE
, rpc
->len
);
543 if (options
.verbosity
> 1) {
544 fprintf(stderr
, "POST %s (%lu bytes)\n",
545 rpc
->service_name
, (unsigned long)rpc
->len
);
550 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, headers
);
551 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, rpc_in
);
552 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, rpc
);
554 err
= run_slot(slot
);
555 if (err
== HTTP_REAUTH
&& !large_request
)
560 curl_slist_free_all(headers
);
565 static int rpc_service(struct rpc_state
*rpc
, struct discovery
*heads
)
567 const char *svc
= rpc
->service_name
;
568 struct strbuf buf
= STRBUF_INIT
;
569 struct strbuf
*preamble
= rpc
->stdin_preamble
;
570 struct child_process client
;
573 memset(&client
, 0, sizeof(client
));
577 client
.argv
= rpc
->argv
;
578 if (start_command(&client
))
581 write_or_die(client
.in
, preamble
->buf
, preamble
->len
);
583 write_or_die(client
.in
, heads
->buf
, heads
->len
);
585 rpc
->alloc
= http_post_buffer
;
586 rpc
->buf
= xmalloc(rpc
->alloc
);
588 rpc
->out
= client
.out
;
589 strbuf_init(&rpc
->result
, 0);
591 strbuf_addf(&buf
, "%s%s", url
, svc
);
592 rpc
->service_url
= strbuf_detach(&buf
, NULL
);
594 strbuf_addf(&buf
, "Content-Type: application/x-%s-request", svc
);
595 rpc
->hdr_content_type
= strbuf_detach(&buf
, NULL
);
597 strbuf_addf(&buf
, "Accept: application/x-%s-result", svc
);
598 rpc
->hdr_accept
= strbuf_detach(&buf
, NULL
);
601 int n
= packet_read(rpc
->out
, NULL
, NULL
, rpc
->buf
, rpc
->alloc
, 0);
606 err
|= post_rpc(rpc
);
612 strbuf_read(&rpc
->result
, client
.out
, 0);
616 if (xread(client
.out
, buf
, sizeof(buf
)) <= 0)
623 err
|= finish_command(&client
);
624 free(rpc
->service_url
);
625 free(rpc
->hdr_content_type
);
626 free(rpc
->hdr_accept
);
628 strbuf_release(&buf
);
632 static int fetch_dumb(int nr_heads
, struct ref
**to_fetch
)
634 struct walker
*walker
;
635 char **targets
= xmalloc(nr_heads
* sizeof(char*));
639 die("dumb http transport does not support --depth");
640 for (i
= 0; i
< nr_heads
; i
++)
641 targets
[i
] = xstrdup(sha1_to_hex(to_fetch
[i
]->old_sha1
));
643 walker
= get_http_walker(url
);
645 walker
->get_tree
= 1;
646 walker
->get_history
= 1;
647 walker
->get_verbosely
= options
.verbosity
>= 3;
648 walker
->get_recover
= 0;
649 ret
= walker_fetch(walker
, nr_heads
, targets
, NULL
, NULL
);
652 for (i
= 0; i
< nr_heads
; i
++)
656 return ret
? error("Fetch failed.") : 0;
659 static int fetch_git(struct discovery
*heads
,
660 int nr_heads
, struct ref
**to_fetch
)
662 struct rpc_state rpc
;
663 struct strbuf preamble
= STRBUF_INIT
;
664 char *depth_arg
= NULL
;
665 int argc
= 0, i
, err
;
666 const char *argv
[16];
668 argv
[argc
++] = "fetch-pack";
669 argv
[argc
++] = "--stateless-rpc";
670 argv
[argc
++] = "--stdin";
671 argv
[argc
++] = "--lock-pack";
672 if (options
.followtags
)
673 argv
[argc
++] = "--include-tag";
675 argv
[argc
++] = "--thin";
676 if (options
.verbosity
>= 3) {
680 if (options
.check_self_contained_and_connected
)
681 argv
[argc
++] = "--check-self-contained-and-connected";
682 if (!options
.progress
)
683 argv
[argc
++] = "--no-progress";
685 struct strbuf buf
= STRBUF_INIT
;
686 strbuf_addf(&buf
, "--depth=%lu", options
.depth
);
687 depth_arg
= strbuf_detach(&buf
, NULL
);
688 argv
[argc
++] = depth_arg
;
693 for (i
= 0; i
< nr_heads
; i
++) {
694 struct ref
*ref
= to_fetch
[i
];
695 if (!ref
->name
|| !*ref
->name
)
696 die("cannot fetch by sha1 over smart http");
697 packet_buf_write(&preamble
, "%s\n", ref
->name
);
699 packet_buf_flush(&preamble
);
701 memset(&rpc
, 0, sizeof(rpc
));
702 rpc
.service_name
= "git-upload-pack",
704 rpc
.stdin_preamble
= &preamble
;
705 rpc
.gzip_request
= 1;
707 err
= rpc_service(&rpc
, heads
);
709 write_or_die(1, rpc
.result
.buf
, rpc
.result
.len
);
710 strbuf_release(&rpc
.result
);
711 strbuf_release(&preamble
);
716 static int fetch(int nr_heads
, struct ref
**to_fetch
)
718 struct discovery
*d
= discover_refs("git-upload-pack", 0);
720 return fetch_git(d
, nr_heads
, to_fetch
);
722 return fetch_dumb(nr_heads
, to_fetch
);
725 static void parse_fetch(struct strbuf
*buf
)
727 struct ref
**to_fetch
= NULL
;
728 struct ref
*list_head
= NULL
;
729 struct ref
**list
= &list_head
;
730 int alloc_heads
= 0, nr_heads
= 0;
733 if (!prefixcmp(buf
->buf
, "fetch ")) {
734 char *p
= buf
->buf
+ strlen("fetch ");
737 unsigned char old_sha1
[20];
739 if (strlen(p
) < 40 || get_sha1_hex(p
, old_sha1
))
740 die("protocol error: expected sha/ref, got %s'", p
);
746 die("protocol error: expected sha/ref, got %s'", p
);
748 ref
= alloc_ref(name
);
749 hashcpy(ref
->old_sha1
, old_sha1
);
754 ALLOC_GROW(to_fetch
, nr_heads
+ 1, alloc_heads
);
755 to_fetch
[nr_heads
++] = ref
;
758 die("http transport does not support %s", buf
->buf
);
761 if (strbuf_getline(buf
, stdin
, '\n') == EOF
)
767 if (fetch(nr_heads
, to_fetch
))
768 exit(128); /* error already reported */
769 free_refs(list_head
);
777 static int push_dav(int nr_spec
, char **specs
)
779 const char **argv
= xmalloc((10 + nr_spec
) * sizeof(char*));
782 argv
[argc
++] = "http-push";
783 argv
[argc
++] = "--helper-status";
785 argv
[argc
++] = "--dry-run";
786 if (options
.verbosity
> 1)
787 argv
[argc
++] = "--verbose";
789 for (i
= 0; i
< nr_spec
; i
++)
790 argv
[argc
++] = specs
[i
];
793 if (run_command_v_opt(argv
, RUN_GIT_CMD
))
794 die("git-%s failed", argv
[0]);
799 static int push_git(struct discovery
*heads
, int nr_spec
, char **specs
)
801 struct rpc_state rpc
;
803 int argc
= 0, i
, err
;
805 argv
= xmalloc((10 + nr_spec
) * sizeof(char*));
806 argv
[argc
++] = "send-pack";
807 argv
[argc
++] = "--stateless-rpc";
808 argv
[argc
++] = "--helper-status";
810 argv
[argc
++] = "--thin";
812 argv
[argc
++] = "--dry-run";
813 if (options
.verbosity
== 0)
814 argv
[argc
++] = "--quiet";
815 else if (options
.verbosity
> 1)
816 argv
[argc
++] = "--verbose";
817 argv
[argc
++] = options
.progress
? "--progress" : "--no-progress";
819 for (i
= 0; i
< nr_spec
; i
++)
820 argv
[argc
++] = specs
[i
];
823 memset(&rpc
, 0, sizeof(rpc
));
824 rpc
.service_name
= "git-receive-pack",
827 err
= rpc_service(&rpc
, heads
);
829 write_or_die(1, rpc
.result
.buf
, rpc
.result
.len
);
830 strbuf_release(&rpc
.result
);
835 static int push(int nr_spec
, char **specs
)
837 struct discovery
*heads
= discover_refs("git-receive-pack", 1);
840 if (heads
->proto_git
)
841 ret
= push_git(heads
, nr_spec
, specs
);
843 ret
= push_dav(nr_spec
, specs
);
844 free_discovery(heads
);
848 static void parse_push(struct strbuf
*buf
)
851 int alloc_spec
= 0, nr_spec
= 0, i
, ret
;
854 if (!prefixcmp(buf
->buf
, "push ")) {
855 ALLOC_GROW(specs
, nr_spec
+ 1, alloc_spec
);
856 specs
[nr_spec
++] = xstrdup(buf
->buf
+ 5);
859 die("http transport does not support %s", buf
->buf
);
862 if (strbuf_getline(buf
, stdin
, '\n') == EOF
)
868 ret
= push(nr_spec
, specs
);
873 exit(128); /* error already reported */
876 for (i
= 0; i
< nr_spec
; i
++)
881 int main(int argc
, const char **argv
)
883 struct strbuf buf
= STRBUF_INIT
;
886 git_extract_argv0_path(argv
[0]);
887 setup_git_directory_gently(&nongit
);
889 fprintf(stderr
, "Remote needed\n");
893 options
.verbosity
= 1;
894 options
.progress
= !!isatty(2);
897 remote
= remote_get(argv
[1]);
900 end_url_with_slash(&buf
, argv
[2]);
902 end_url_with_slash(&buf
, remote
->url
[0]);
905 url
= strbuf_detach(&buf
, NULL
);
907 http_init(remote
, url
, 0);
910 if (strbuf_getline(&buf
, stdin
, '\n') == EOF
) {
912 fprintf(stderr
, "Error reading command stream\n");
914 fprintf(stderr
, "Unexpected end of command stream\n");
919 if (!prefixcmp(buf
.buf
, "fetch ")) {
921 die("Fetch attempted without a local repo");
924 } else if (!strcmp(buf
.buf
, "list") || !prefixcmp(buf
.buf
, "list ")) {
925 int for_push
= !!strstr(buf
.buf
+ 4, "for-push");
926 output_refs(get_refs(for_push
));
928 } else if (!prefixcmp(buf
.buf
, "push ")) {
931 } else if (!prefixcmp(buf
.buf
, "option ")) {
932 char *name
= buf
.buf
+ strlen("option ");
933 char *value
= strchr(name
, ' ');
941 result
= set_option(name
, value
);
945 printf("error invalid value\n");
947 printf("unsupported\n");
950 } else if (!strcmp(buf
.buf
, "capabilities")) {
954 printf("check-connectivity\n");
958 fprintf(stderr
, "Unknown command '%s'\n", buf
.buf
);