git-tar-tree: no more void pointer arithmetic

[git.git] / upload-pack.c

diff --git a/upload-pack.c b/upload-pack.c
index d198055..979e583 100644 (file)
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -14,6 +14,7 @@ static const char upload_pack_usage[] = "git-upload-pack [--strict] [--timeout=n
 #define MAX_HAS 256
 #define MAX_NEEDS 256
 static int nr_has = 0, nr_needs = 0, multi_ack = 0, nr_our_refs = 0;
+static int use_thin_pack = 0;
 static unsigned char has_sha1[MAX_HAS][20];
 static unsigned char needs_sha1[MAX_NEEDS][20];
 static unsigned int timeout = 0;
@@ -45,24 +46,26 @@ static void create_pack_file(void)
        if (!pid) {
                int i;
                int args;
-               char **argv;
+               const char **argv;
                char *buf;
                char **p;
 
-               if (create_full_pack)
+               if (create_full_pack) {
                        args = 10;
+                       use_thin_pack = 0; /* no point doing it */
+               }
                else
                        args = nr_has + nr_needs + 5;
-               argv = xmalloc(args * sizeof(char *));
+               p = xmalloc(args * sizeof(char *));
+               argv = (const char **) p;
                buf = xmalloc(args * 45);
-               p = argv;
 
                dup2(fd[1], 1);
                close(0);
                close(fd[0]);
                close(fd[1]);
                *p++ = "rev-list";
-               *p++ = "--objects";
+               *p++ = use_thin_pack ? "--objects-edge" : "--objects";
                if (create_full_pack || MAX_NEEDS <= nr_needs)
                        *p++ = "--all";
                else {
@@ -102,7 +105,7 @@ static int got_sha1(char *hex, unsigned char *sha1)
                        o = parse_object(sha1);
                if (!o)
                        die("oops (%s)", sha1_to_hex(sha1));
-               if (o->type == commit_type) {
+               if (o->type == TYPE_COMMIT) {
                        struct commit_list *parents;
                        if (o->flags & THEY_HAVE)
                                return 0;
@@ -192,6 +195,8 @@ static int receive_needs(void)
                            "expected to get sha, not '%s'", line);
                if (strstr(line+45, "multi_ack"))
                        multi_ack = 1;
+               if (strstr(line+45, "thin-pack"))
+                       use_thin_pack = 1;
 
                /* We have sent all our refs already, and the other end
                 * should have chosen out of them; otherwise they are
@@ -213,9 +218,12 @@ static int receive_needs(void)
 
 static int send_ref(const char *refname, const unsigned char *sha1)
 {
-       static char *capabilities = "multi_ack";
+       static char *capabilities = "multi_ack thin-pack";
        struct object *o = parse_object(sha1);
 
+       if (!o)
+               die("git-upload-pack: cannot find object %s:", sha1_to_hex(sha1));
+
        if (capabilities)
                packet_write(1, "%s %s%c%s\n", sha1_to_hex(sha1), refname,
                        0, capabilities);
@@ -226,7 +234,7 @@ static int send_ref(const char *refname, const unsigned char *sha1)
                o->flags |= OUR_REF;
                nr_our_refs++;
        }
-       if (o->type == tag_type) {
+       if (o->type == TYPE_TAG) {
                o = deref_tag(o, refname, 0);
                packet_write(1, "%s %s^{}\n", sha1_to_hex(o->sha1), refname);
        }