| #include "builtin.h" |
| #include "config.h" |
| #include "dir.h" |
| #include "gettext.h" |
| #include "parse-options.h" |
| #include "repository.h" |
| #include "string-list.h" |
| #include "rerere.h" |
| #include "xdiff/xdiff.h" |
| #include "xdiff-interface.h" |
| #include "pathspec.h" |
| |
| static const char * const rerere_usage[] = { |
| N_("git rerere [clear | forget <pathspec>... | diff | status | remaining | gc]"), |
| NULL, |
| }; |
| |
| static int outf(void *dummy UNUSED, mmbuffer_t *ptr, int nbuf) |
| { |
| int i; |
| for (i = 0; i < nbuf; i++) |
| if (write_in_full(1, ptr[i].ptr, ptr[i].size) < 0) |
| return -1; |
| return 0; |
| } |
| |
| static int diff_two(const char *file1, const char *label1, |
| const char *file2, const char *label2) |
| { |
| xpparam_t xpp; |
| xdemitconf_t xecfg; |
| xdemitcb_t ecb = { .out_line = outf }; |
| mmfile_t minus, plus; |
| int ret; |
| |
| if (read_mmfile(&minus, file1) || read_mmfile(&plus, file2)) |
| return -1; |
| |
| printf("--- a/%s\n+++ b/%s\n", label1, label2); |
| fflush(stdout); |
| memset(&xpp, 0, sizeof(xpp)); |
| xpp.flags = 0; |
| memset(&xecfg, 0, sizeof(xecfg)); |
| xecfg.ctxlen = 3; |
| ret = xdi_diff(&minus, &plus, &xpp, &xecfg, &ecb); |
| |
| free(minus.ptr); |
| free(plus.ptr); |
| return ret; |
| } |
| |
| int cmd_rerere(int argc, const char **argv, const char *prefix) |
| { |
| struct string_list merge_rr = STRING_LIST_INIT_DUP; |
| int i, autoupdate = -1, flags = 0; |
| |
| struct option options[] = { |
| OPT_SET_INT(0, "rerere-autoupdate", &autoupdate, |
| N_("register clean resolutions in index"), 1), |
| OPT_END(), |
| }; |
| |
| argc = parse_options(argc, argv, prefix, options, rerere_usage, 0); |
| |
| git_config(git_xmerge_config, NULL); |
| |
| if (autoupdate == 1) |
| flags = RERERE_AUTOUPDATE; |
| if (autoupdate == 0) |
| flags = RERERE_NOAUTOUPDATE; |
| |
| if (argc < 1) |
| return repo_rerere(the_repository, flags); |
| |
| if (!strcmp(argv[0], "forget")) { |
| struct pathspec pathspec; |
| if (argc < 2) |
| warning(_("'git rerere forget' without paths is deprecated")); |
| parse_pathspec(&pathspec, 0, PATHSPEC_PREFER_CWD, |
| prefix, argv + 1); |
| return rerere_forget(the_repository, &pathspec); |
| } |
| |
| if (!strcmp(argv[0], "clear")) { |
| rerere_clear(the_repository, &merge_rr); |
| } else if (!strcmp(argv[0], "gc")) |
| rerere_gc(the_repository, &merge_rr); |
| else if (!strcmp(argv[0], "status")) { |
| if (setup_rerere(the_repository, &merge_rr, |
| flags | RERERE_READONLY) < 0) |
| return 0; |
| for (i = 0; i < merge_rr.nr; i++) |
| printf("%s\n", merge_rr.items[i].string); |
| } else if (!strcmp(argv[0], "remaining")) { |
| rerere_remaining(the_repository, &merge_rr); |
| for (i = 0; i < merge_rr.nr; i++) { |
| if (merge_rr.items[i].util != RERERE_RESOLVED) |
| printf("%s\n", merge_rr.items[i].string); |
| else |
| /* prepare for later call to |
| * string_list_clear() */ |
| merge_rr.items[i].util = NULL; |
| } |
| } else if (!strcmp(argv[0], "diff")) { |
| if (setup_rerere(the_repository, &merge_rr, |
| flags | RERERE_READONLY) < 0) |
| return 0; |
| for (i = 0; i < merge_rr.nr; i++) { |
| const char *path = merge_rr.items[i].string; |
| const struct rerere_id *id = merge_rr.items[i].util; |
| if (diff_two(rerere_path(id, "preimage"), path, path, path)) |
| die(_("unable to generate diff for '%s'"), rerere_path(id, NULL)); |
| } |
| } else |
| usage_with_options(rerere_usage, options); |
| |
| string_list_clear(&merge_rr, 1); |
| return 0; |
| } |