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author | Junio C Hamano <gitster@pobox.com> | 2011-05-31 10:57:32 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2011-05-31 10:57:32 -0700 |
commit | 2d11f21c365821ccba1e093f22b99ad71b955f21 (patch) | |
tree | 1ecbe232f12904520838ab4adff6aa70d5ba6e80 /builtin/merge-recursive.c | |
parent | 28b9264dd6cbadcef8b3e48c24ffcb2893b668b3 (diff) | |
parent | 5b42477b59886a85d4b49a60313f9b9d4a0d576f (diff) | |
download | git-2d11f21c365821ccba1e093f22b99ad71b955f21.tar.gz |
Merge remote-tracking branch 'ko/maint' into jc/diff-index-quick-exit-early
* ko/maint: (4352 commits)
git-submodule.sh: separate parens by a space to avoid confusing some shells
Documentation/technical/api-diff.txt: correct name of diff_unmerge()
read_gitfile_gently: use ssize_t to hold read result
remove tests of always-false condition
rerere.c: diagnose a corrupt MERGE_RR when hitting EOF between TAB and '\0'
Git 1.7.5.3
init/clone: remove short option -L and document --separate-git-dir
do not read beyond end of malloc'd buffer
git-svn: Fix git svn log --show-commit
Git 1.7.5.2
provide a copy of the LGPLv2.1
test core.gitproxy configuration
copy_gecos: fix not adding nlen to len when processing "&"
Update draft release notes to 1.7.5.2
Documentation/git-fsck.txt: fix typo: unreadable -> unreachable
send-pack: avoid deadlock on git:// push with failed pack-objects
connect: let callers know if connection is a socket
connect: treat generic proxy processes like ssh processes
sideband_demux(): fix decl-after-stmt
t3503: test cherry picking and reverting root commits
...
Conflicts:
diff.c
Diffstat (limited to 'builtin/merge-recursive.c')
-rw-r--r-- | builtin/merge-recursive.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c new file mode 100644 index 0000000000..3a64f5d0bd --- /dev/null +++ b/builtin/merge-recursive.c @@ -0,0 +1,80 @@ +#include "builtin.h" +#include "commit.h" +#include "tag.h" +#include "merge-recursive.h" +#include "xdiff-interface.h" + +static const char builtin_merge_recursive_usage[] = + "git %s <base>... -- <head> <remote> ..."; + +static const char *better_branch_name(const char *branch) +{ + static char githead_env[8 + 40 + 1]; + char *name; + + if (strlen(branch) != 40) + return branch; + sprintf(githead_env, "GITHEAD_%s", branch); + name = getenv(githead_env); + return name ? name : branch; +} + +int cmd_merge_recursive(int argc, const char **argv, const char *prefix) +{ + const unsigned char *bases[21]; + unsigned bases_count = 0; + int i, failed; + unsigned char h1[20], h2[20]; + struct merge_options o; + struct commit *result; + + init_merge_options(&o); + if (argv[0] && !suffixcmp(argv[0], "-subtree")) + o.subtree_shift = ""; + + if (argc < 4) + usagef(builtin_merge_recursive_usage, argv[0]); + + for (i = 1; i < argc; ++i) { + const char *arg = argv[i]; + + if (!prefixcmp(arg, "--")) { + if (!arg[2]) + break; + if (parse_merge_opt(&o, arg + 2)) + die("Unknown option %s", arg); + continue; + } + if (bases_count < ARRAY_SIZE(bases)-1) { + unsigned char *sha = xmalloc(20); + if (get_sha1(argv[i], sha)) + die("Could not parse object '%s'", argv[i]); + bases[bases_count++] = sha; + } + else + warning("Cannot handle more than %d bases. " + "Ignoring %s.", + (int)ARRAY_SIZE(bases)-1, argv[i]); + } + if (argc - i != 3) /* "--" "<head>" "<remote>" */ + die("Not handling anything other than two heads merge."); + + o.branch1 = argv[++i]; + o.branch2 = argv[++i]; + + if (get_sha1(o.branch1, h1)) + die("Could not resolve ref '%s'", o.branch1); + if (get_sha1(o.branch2, h2)) + die("Could not resolve ref '%s'", o.branch2); + + o.branch1 = better_branch_name(o.branch1); + o.branch2 = better_branch_name(o.branch2); + + if (o.verbosity >= 3) + printf("Merging %s with %s\n", o.branch1, o.branch2); + + failed = merge_recursive_generic(&o, h1, h2, bases_count, bases, &result); + if (failed < 0) + return 128; /* die() error code */ + return failed; +} |