Andrew's git - gitweb.git/blob

   1#include "builtin.h"
   2#include "cache.h"
   3#include "bundle.h"
   4
   5/*
   6 * Basic handler for bundle files to connect repositories via sneakernet.
   7 * Invocation must include action.
   8 * This function can create a bundle or provide information on an existing
   9 * bundle supporting "fetch", "pull", and "ls-remote".
  10 */
  11
  12static const char builtin_bundle_usage[] =
  13  "git bundle create <file> <git-rev-list args>\n"
  14  "   or: git bundle verify <file>\n"
  15  "   or: git bundle list-heads <file> [<refname>...]\n"
  16  "   or: git bundle unbundle <file> [<refname>...]";
  17
  18int cmd_bundle(int argc, const char **argv, const char *prefix)
  19{
  20        struct bundle_header header;
  21        const char *cmd, *bundle_file;
  22        int bundle_fd = -1;
  23        char buffer[PATH_MAX];
  24
  25        if (argc < 3)
  26                usage(builtin_bundle_usage);
  27
  28        cmd = argv[1];
  29        bundle_file = argv[2];
  30        argc -= 2;
  31        argv += 2;
  32
  33        if (prefix && bundle_file[0] != '/') {
  34                snprintf(buffer, sizeof(buffer), "%s/%s", prefix, bundle_file);
  35                bundle_file = buffer;
  36        }
  37
  38        memset(&header, 0, sizeof(header));
  39        if (strcmp(cmd, "create") && (bundle_fd =
  40                                read_bundle_header(bundle_file, &header)) < 0)
  41                return 1;
  42
  43        if (!strcmp(cmd, "verify")) {
  44                close(bundle_fd);
  45                if (verify_bundle(&header, 1))
  46                        return 1;
  47                fprintf(stderr, "%s is okay\n", bundle_file);
  48                return 0;
  49        }
  50        if (!strcmp(cmd, "list-heads")) {
  51                close(bundle_fd);
  52                return !!list_bundle_refs(&header, argc, argv);
  53        }
  54        if (!strcmp(cmd, "create")) {
  55                if (!startup_info->have_repository)
  56                        die("Need a repository to create a bundle.");
  57                return !!create_bundle(&header, bundle_file, argc, argv);
  58        } else if (!strcmp(cmd, "unbundle")) {
  59                if (!startup_info->have_repository)
  60                        die("Need a repository to unbundle.");
  61                return !!unbundle(&header, bundle_fd) ||
  62                        list_bundle_refs(&header, argc, argv);
  63        } else
  64                usage(builtin_bundle_usage);
  65}