Andrew's git - gitweb.git/blob

   1#include "cache.h"
   2#include "remote.h"
   3#include "strbuf.h"
   4#include "walker.h"
   5#include "http.h"
   6#include "exec_cmd.h"
   7
   8static struct ref *get_refs(struct walker *walker, const char *url)
   9{
  10        struct strbuf buffer = STRBUF_INIT;
  11        char *data, *start, *mid;
  12        char *ref_name;
  13        char *refs_url;
  14        int i = 0;
  15        int http_ret;
  16
  17        struct ref *refs = NULL;
  18        struct ref *ref = NULL;
  19        struct ref *last_ref = NULL;
  20
  21        refs_url = xmalloc(strlen(url) + 11);
  22        sprintf(refs_url, "%s/info/refs", url);
  23
  24        http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE);
  25        switch (http_ret) {
  26        case HTTP_OK:
  27                break;
  28        case HTTP_MISSING_TARGET:
  29                die("%s not found: did you run git update-server-info on the"
  30                    " server?", refs_url);
  31        default:
  32                http_error(refs_url, http_ret);
  33                die("HTTP request failed");
  34        }
  35
  36        data = buffer.buf;
  37        start = NULL;
  38        mid = data;
  39        while (i < buffer.len) {
  40                if (!start) {
  41                        start = &data[i];
  42                }
  43                if (data[i] == '\t')
  44                        mid = &data[i];
  45                if (data[i] == '\n') {
  46                        data[i] = 0;
  47                        ref_name = mid + 1;
  48                        ref = xmalloc(sizeof(struct ref) +
  49                                      strlen(ref_name) + 1);
  50                        memset(ref, 0, sizeof(struct ref));
  51                        strcpy(ref->name, ref_name);
  52                        get_sha1_hex(start, ref->old_sha1);
  53                        if (!refs)
  54                                refs = ref;
  55                        if (last_ref)
  56                                last_ref->next = ref;
  57                        last_ref = ref;
  58                        start = NULL;
  59                }
  60                i++;
  61        }
  62
  63        strbuf_release(&buffer);
  64
  65        ref = alloc_ref("HEAD");
  66        if (!walker->fetch_ref(walker, ref) &&
  67            !resolve_remote_symref(ref, refs)) {
  68                ref->next = refs;
  69                refs = ref;
  70        } else {
  71                free(ref);
  72        }
  73
  74        strbuf_release(&buffer);
  75        free(refs_url);
  76        return refs;
  77}
  78
  79int main(int argc, const char **argv)
  80{
  81        struct remote *remote;
  82        struct strbuf buf = STRBUF_INIT;
  83        const char *url;
  84        struct walker *walker = NULL;
  85
  86        git_extract_argv0_path(argv[0]);
  87        setup_git_directory();
  88        if (argc < 2) {
  89                fprintf(stderr, "Remote needed\n");
  90                return 1;
  91        }
  92
  93        remote = remote_get(argv[1]);
  94
  95        if (argc > 2) {
  96                url = argv[2];
  97        } else {
  98                url = remote->url[0];
  99        }
 100
 101        do {
 102                if (strbuf_getline(&buf, stdin, '\n') == EOF)
 103                        break;
 104                if (!prefixcmp(buf.buf, "fetch ")) {
 105                        char *obj = buf.buf + strlen("fetch ");
 106                        if (!walker)
 107                                walker = get_http_walker(url, remote);
 108                        walker->get_all = 1;
 109                        walker->get_tree = 1;
 110                        walker->get_history = 1;
 111                        walker->get_verbosely = 0;
 112                        walker->get_recover = 0;
 113                        if (walker_fetch(walker, 1, &obj, NULL, NULL))
 114                                die("Fetch failed.");
 115                        printf("\n");
 116                        fflush(stdout);
 117                } else if (!strcmp(buf.buf, "list")) {
 118                        struct ref *refs;
 119                        struct ref *posn;
 120                        if (!walker)
 121                                walker = get_http_walker(url, remote);
 122                        refs = get_refs(walker, url);
 123                        for (posn = refs; posn; posn = posn->next) {
 124                                if (posn->symref)
 125                                        printf("@%s %s\n", posn->symref, posn->name);
 126                                else
 127                                        printf("%s %s\n", sha1_to_hex(posn->old_sha1), posn->name);
 128                        }
 129                        printf("\n");
 130                        fflush(stdout);
 131                } else if (!strcmp(buf.buf, "capabilities")) {
 132                        printf("fetch\n");
 133                        printf("\n");
 134                        fflush(stdout);
 135                } else {
 136                        return 1;
 137                }
 138                strbuf_reset(&buf);
 139        } while (1);
 140        return 0;
 141}