mirror of
https://github.com/git/git.git
synced 2024-10-30 13:57:54 +01:00
75b9a8a6d5
i686-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5493) compiler (and probably others) mistakenly thinks variable 'right' is used before assigned. Work around it by giving it a fake initialization. Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
#include "cache.h"
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#include "submodule.h"
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#include "dir.h"
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#include "diff.h"
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#include "commit.h"
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#include "revision.h"
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int add_submodule_odb(const char *path)
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{
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struct strbuf objects_directory = STRBUF_INIT;
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struct alternate_object_database *alt_odb;
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strbuf_addf(&objects_directory, "%s/.git/objects/", path);
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if (!is_directory(objects_directory.buf))
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return -1;
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/* avoid adding it twice */
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for (alt_odb = alt_odb_list; alt_odb; alt_odb = alt_odb->next)
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if (alt_odb->name - alt_odb->base == objects_directory.len &&
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!strncmp(alt_odb->base, objects_directory.buf,
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objects_directory.len))
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return 0;
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alt_odb = xmalloc(objects_directory.len + 42 + sizeof(*alt_odb));
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alt_odb->next = alt_odb_list;
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strcpy(alt_odb->base, objects_directory.buf);
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alt_odb->name = alt_odb->base + objects_directory.len;
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alt_odb->name[2] = '/';
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alt_odb->name[40] = '\0';
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alt_odb->name[41] = '\0';
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alt_odb_list = alt_odb;
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prepare_alt_odb();
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return 0;
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}
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void show_submodule_summary(FILE *f, const char *path,
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unsigned char one[20], unsigned char two[20],
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const char *del, const char *add, const char *reset)
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{
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struct rev_info rev;
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struct commit *commit, *left = left, *right = right;
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struct commit_list *merge_bases, *list;
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const char *message = NULL;
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struct strbuf sb = STRBUF_INIT;
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static const char *format = " %m %s";
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int fast_forward = 0, fast_backward = 0;
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if (is_null_sha1(two))
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message = "(submodule deleted)";
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else if (add_submodule_odb(path))
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message = "(not checked out)";
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else if (is_null_sha1(one))
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message = "(new submodule)";
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else if (!(left = lookup_commit_reference(one)) ||
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!(right = lookup_commit_reference(two)))
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message = "(commits not present)";
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if (!message) {
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init_revisions(&rev, NULL);
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setup_revisions(0, NULL, &rev, NULL);
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rev.left_right = 1;
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rev.first_parent_only = 1;
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left->object.flags |= SYMMETRIC_LEFT;
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add_pending_object(&rev, &left->object, path);
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add_pending_object(&rev, &right->object, path);
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merge_bases = get_merge_bases(left, right, 1);
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if (merge_bases) {
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if (merge_bases->item == left)
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fast_forward = 1;
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else if (merge_bases->item == right)
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fast_backward = 1;
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}
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for (list = merge_bases; list; list = list->next) {
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list->item->object.flags |= UNINTERESTING;
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add_pending_object(&rev, &list->item->object,
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sha1_to_hex(list->item->object.sha1));
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}
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if (prepare_revision_walk(&rev))
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message = "(revision walker failed)";
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}
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strbuf_addf(&sb, "Submodule %s %s..", path,
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find_unique_abbrev(one, DEFAULT_ABBREV));
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if (!fast_backward && !fast_forward)
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strbuf_addch(&sb, '.');
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strbuf_addf(&sb, "%s", find_unique_abbrev(two, DEFAULT_ABBREV));
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if (message)
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strbuf_addf(&sb, " %s\n", message);
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else
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strbuf_addf(&sb, "%s:\n", fast_backward ? " (rewind)" : "");
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fwrite(sb.buf, sb.len, 1, f);
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if (!message) {
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while ((commit = get_revision(&rev))) {
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struct pretty_print_context ctx = {0};
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ctx.date_mode = rev.date_mode;
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strbuf_setlen(&sb, 0);
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if (commit->object.flags & SYMMETRIC_LEFT) {
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if (del)
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strbuf_addstr(&sb, del);
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}
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else if (add)
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strbuf_addstr(&sb, add);
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format_commit_message(commit, format, &sb, &ctx);
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if (reset)
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strbuf_addstr(&sb, reset);
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strbuf_addch(&sb, '\n');
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fprintf(f, "%s", sb.buf);
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}
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clear_commit_marks(left, ~0);
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clear_commit_marks(right, ~0);
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}
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strbuf_release(&sb);
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}
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