git-submodule: add support for --rebase.

diff --git a/fast-import.c b/fast-import.c
index a6bce661963812691503116e8d61d9ef90f96526..8d959af3b2346a03f737c47d6dd000dfd917f69d 100644 (file)
--- a/fast-import.c
+++ b/fast-import.c
@@ -1,4 +1,5 @@
 /*
+(See Documentation/git-fast-import.txt for maintained documentation.)
 Format of STDIN stream:
 
   stream ::= cmd*;
@@ -18,8 +19,8 @@ Format of STDIN stream:
 
   new_commit ::= 'commit' sp ref_str lf
     mark?
-    ('author' sp name '<' email '>' when lf)?
-    'committer' sp name '<' email '>' when lf
+    ('author' sp name sp '<' email '>' sp when lf)?
+    'committer' sp name sp '<' email '>' sp when lf
     commit_msg
     ('from' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf)?
     ('merge' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf)*
@@ -43,7 +44,7 @@ Format of STDIN stream:
 
   new_tag ::= 'tag' sp tag_str lf
     'from' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf
-    ('tagger' sp name '<' email '>' when lf)?
+    ('tagger' sp name sp '<' email '>' sp when lf)?
     tag_msg;
   tag_msg ::= data;
 
@@ -75,7 +76,7 @@ Format of STDIN stream:
     delim lf;
 
      # note: declen indicates the length of binary_data in bytes.
-     # declen does not include the lf preceeding the binary data.
+     # declen does not include the lf preceding the binary data.
      #
   exact_data ::= 'data' sp declen lf
     binary_data;
@@ -132,8 +133,8 @@ Format of STDIN stream:
      # always escapes the related input from comment processing.
      #
      # In case it is not clear, the '#' that starts the comment
-     # must be the first character on that the line (an lf have
-     # preceeded it).
+     # must be the first character on that line (an lf
+     # preceded it).
      #
   comment ::= '#' not_lf* lf;
   not_lf  ::= # Any byte that is not ASCII newline (LF);
@@ -150,6 +151,7 @@ Format of STDIN stream:
 #include "refs.h"
 #include "csum-file.h"
 #include "quote.h"
+#include "exec_cmd.h"
 
 #define PACK_ID_BITS 16
 #define MAX_PACK_ID ((1<<PACK_ID_BITS)-1)
@@ -816,9 +818,8 @@ static void start_packfile(void)
        struct pack_header hdr;
        int pack_fd;
 
-       snprintf(tmpfile, sizeof(tmpfile),
-               "%s/pack/tmp_pack_XXXXXX", get_object_directory());
-       pack_fd = xmkstemp(tmpfile);
+       pack_fd = odb_mkstemp(tmpfile, sizeof(tmpfile),
+                             "pack/tmp_pack_XXXXXX");
        p = xcalloc(1, sizeof(*p) + strlen(tmpfile) + 2);
        strcpy(p->pack_name, tmpfile);
        p->pack_fd = pack_fd;
@@ -868,7 +869,7 @@ static char *create_index(void)
        /* Generate the fan-out array. */
        c = idx;
        for (i = 0; i < 256; i++) {
-               struct object_entry **next = c;;
+               struct object_entry **next = c;
                while (next < last) {
                        if ((*next)->sha1[0] != i)
                                break;
@@ -878,9 +879,8 @@ static char *create_index(void)
                c = next;
        }
 
-       snprintf(tmpfile, sizeof(tmpfile),
-               "%s/pack/tmp_idx_XXXXXX", get_object_directory());
-       idx_fd = xmkstemp(tmpfile);
+       idx_fd = odb_mkstemp(tmpfile, sizeof(tmpfile),
+                            "pack/tmp_idx_XXXXXX");
        f = sha1fd(idx_fd, tmpfile);
        sha1write(f, array, 256 * sizeof(int));
        git_SHA1_Init(&ctx);
@@ -903,12 +903,7 @@ static char *keep_pack(char *curr_index_name)
        static const char *keep_msg = "fast-import";
        int keep_fd;
 
-       chmod(pack_data->pack_name, 0444);
-       chmod(curr_index_name, 0444);
-
-       snprintf(name, sizeof(name), "%s/pack/pack-%s.keep",
-                get_object_directory(), sha1_to_hex(pack_data->sha1));
-       keep_fd = open(name, O_RDWR|O_CREAT|O_EXCL, 0600);
+       keep_fd = odb_pack_keep(name, sizeof(name), pack_data->sha1);
        if (keep_fd < 0)
                die("cannot create keep file");
        write_or_die(keep_fd, keep_msg, strlen(keep_msg));
@@ -944,6 +939,7 @@ static void end_packfile(void)
 {
        struct packed_git *old_p = pack_data, *new_p;
 
+       clear_delta_base_cache();
        if (object_count) {
                char *idx_name;
                int i;
@@ -957,7 +953,7 @@ static void end_packfile(void)
                close(pack_data->pack_fd);
                idx_name = keep_pack(create_index());
 
-               /* Register the packfile with core git's machinary. */
+               /* Register the packfile with core git's machinery. */
                new_p = add_packed_git(idx_name, strlen(idx_name), 1);
                if (!new_p)
                        die("core git rejected index %s", idx_name);
@@ -1747,21 +1743,19 @@ static void parse_data(struct strbuf *sb)
 static int validate_raw_date(const char *src, char *result, int maxlen)
 {
        const char *orig_src = src;
-       char *endp, sign;
-       unsigned long date;
+       char *endp;
 
        errno = 0;
 
-       date = strtoul(src, &endp, 10);
+       strtoul(src, &endp, 10);
        if (errno || endp == src || *endp != ' ')
                return -1;
 
        src = endp + 1;
        if (*src != '-' && *src != '+')
                return -1;
-       sign = *src;
 
-       date = strtoul(src + 1, &endp, 10);
+       strtoul(src + 1, &endp, 10);
        if (errno || endp == src || *endp || (endp - orig_src) >= maxlen)
                return -1;
 
@@ -1872,12 +1866,13 @@ static void file_change_m(struct branch *b)
        if (!p)
                die("Corrupt mode: %s", command_buf.buf);
        switch (mode) {
+       case 0644:
+       case 0755:
+               mode |= S_IFREG;
        case S_IFREG | 0644:
        case S_IFREG | 0755:
        case S_IFLNK:
        case S_IFGITLINK:
-       case 0644:
-       case 0755:
                /* ok */
                break;
        default:
@@ -1944,7 +1939,7 @@ static void file_change_m(struct branch *b)
                            typename(type), command_buf.buf);
        }
 
-       tree_content_set(&b->branch_tree, p, sha1, S_IFREG | mode, NULL);
+       tree_content_set(&b->branch_tree, p, sha1, mode, NULL);
 }
 
 static void file_change_d(struct branch *b)
@@ -2405,6 +2400,8 @@ int main(int argc, const char **argv)
 {
        unsigned int i, show_stats = 1;
 
+       git_extract_argv0_path(argv[0]);
+
        setup_git_directory();
        git_config(git_pack_config, NULL);
        if (!pack_compression_seen && core_compression_seen)