diff options
Diffstat (limited to 'builtin')
-rw-r--r-- | builtin/apply.c | 3 | ||||
-rw-r--r-- | builtin/archive.c | 6 | ||||
-rw-r--r-- | builtin/branch.c | 4 | ||||
-rw-r--r-- | builtin/checkout.c | 2 | ||||
-rw-r--r-- | builtin/commit.c | 1 | ||||
-rw-r--r-- | builtin/diff.c | 2 | ||||
-rw-r--r-- | builtin/fsck.c | 78 | ||||
-rw-r--r-- | builtin/gc.c | 4 | ||||
-rw-r--r-- | builtin/grep.c | 11 | ||||
-rw-r--r-- | builtin/index-pack.c | 4 | ||||
-rw-r--r-- | builtin/merge.c | 60 | ||||
-rw-r--r-- | builtin/name-rev.c | 2 | ||||
-rw-r--r-- | builtin/pack-objects.c | 57 | ||||
-rw-r--r-- | builtin/prune.c | 13 | ||||
-rw-r--r-- | builtin/reflog.c | 2 | ||||
-rw-r--r-- | builtin/revert.c | 180 | ||||
-rw-r--r-- | builtin/stripspace.c | 2 | ||||
-rw-r--r-- | builtin/upload-archive.c | 68 |
18 files changed, 353 insertions, 146 deletions
diff --git a/builtin/apply.c b/builtin/apply.c index 84a8a0b521..b3b59db534 100644 --- a/builtin/apply.c +++ b/builtin/apply.c @@ -250,9 +250,6 @@ static int fuzzy_matchlines(const char *s1, size_t n1, const char *last2 = s2 + n2 - 1; int result = 0; - if (n1 < 0 || n2 < 0) - return 0; - /* ignore line endings */ while ((*last1 == '\r') || (*last1 == '\n')) last1--; diff --git a/builtin/archive.c b/builtin/archive.c index e405566c5e..931956def9 100644 --- a/builtin/archive.c +++ b/builtin/archive.c @@ -87,7 +87,6 @@ int cmd_archive(int argc, const char **argv, const char *prefix) const char *exec = "git-upload-archive"; const char *output = NULL; const char *remote = NULL; - int is_remote = 0; struct option local_opts[] = { OPT_STRING('o', "output", &output, "file", "write the archive to this file"), @@ -95,9 +94,6 @@ int cmd_archive(int argc, const char **argv, const char *prefix) "retrieve the archive from remote repository <repo>"), OPT_STRING(0, "exec", &exec, "cmd", "path to the remote git-upload-archive command"), - { OPTION_BOOLEAN, 0, "remote-request", &is_remote, NULL, - "indicate we are serving a remote request", - PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, OPT_END() }; @@ -112,5 +108,5 @@ int cmd_archive(int argc, const char **argv, const char *prefix) setvbuf(stderr, NULL, _IOLBF, BUFSIZ); - return write_archive(argc, argv, prefix, 1, output, is_remote); + return write_archive(argc, argv, prefix, 1, output, 0); } diff --git a/builtin/branch.c b/builtin/branch.c index 51ca6a02d7..55cad766c7 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -705,7 +705,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, builtin_branch_usage, 0); - if (!delete && !rename && !force_create && argc == 0) + if (!delete && !rename && argc == 0) list = 1; if (!!delete + !!rename + !!force_create + !!list > 1) @@ -726,7 +726,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) rename_branch(argv[0], argv[1], rename > 1); else usage_with_options(builtin_branch_usage, options); - } else if (argc <= 2) { + } else if (argc > 0 && argc <= 2) { if (kinds != REF_LOCAL_BRANCH) die(_("-a and -r options to 'git branch' do not make sense with a branch name")); create_branch(head, argv[0], (argc == 2) ? argv[1] : head, diff --git a/builtin/checkout.c b/builtin/checkout.c index 2a80772425..51840b9784 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -411,7 +411,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.fn = twoway_merge; topts.dir = xcalloc(1, sizeof(*topts.dir)); topts.dir->flags |= DIR_SHOW_IGNORED; - topts.dir->exclude_per_dir = ".gitignore"; + setup_standard_excludes(topts.dir); tree = parse_tree_indirect(old->commit ? old->commit->object.sha1 : EMPTY_TREE_SHA1_BIN); diff --git a/builtin/commit.c b/builtin/commit.c index c46f2d18e1..8f2bebecf3 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -1514,6 +1514,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) } unlink(git_path("CHERRY_PICK_HEAD")); + unlink(git_path("REVERT_HEAD")); unlink(git_path("MERGE_HEAD")); unlink(git_path("MERGE_MSG")); unlink(git_path("MERGE_MODE")); diff --git a/builtin/diff.c b/builtin/diff.c index 1118689fb2..0fe638fc45 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -182,7 +182,7 @@ static int builtin_diff_combined(struct rev_info *revs, hashcpy((unsigned char *)(parent + i), ent[i].item->sha1); diff_tree_combined(parent[0], parent + 1, ents - 1, revs->dense_combined_merges, revs); - free(parent); + free((void *)parent); return 0; } diff --git a/builtin/fsck.c b/builtin/fsck.c index df1a88b51a..30d0dc82f0 100644 --- a/builtin/fsck.c +++ b/builtin/fsck.c @@ -11,6 +11,7 @@ #include "fsck.h" #include "parse-options.h" #include "dir.h" +#include "progress.h" #define REACHABLE 0x0001 #define SEEN 0x0002 @@ -27,8 +28,10 @@ static const char *head_points_at; static int errors_found; static int write_lost_and_found; static int verbose; +static int show_progress = -1; #define ERROR_OBJECT 01 #define ERROR_REACHABLE 02 +#define ERROR_PACK 04 #ifdef NO_D_INO_IN_DIRENT #define SORT_DIRENT 0 @@ -137,7 +140,11 @@ static int traverse_one_object(struct object *obj) static int traverse_reachable(void) { + struct progress *progress = NULL; + unsigned int nr = 0; int result = 0; + if (show_progress) + progress = start_progress_delay("Checking connectivity", 0, 0, 2); while (pending.nr) { struct object_array_entry *entry; struct object *obj; @@ -145,7 +152,9 @@ static int traverse_reachable(void) entry = pending.objects + --pending.nr; obj = entry->item; result |= traverse_one_object(obj); + display_progress(progress, ++nr); } + stop_progress(&progress); return !!result; } @@ -281,14 +290,8 @@ static void check_connectivity(void) } } -static int fsck_sha1(const unsigned char *sha1) +static int fsck_obj(struct object *obj) { - struct object *obj = parse_object(sha1); - if (!obj) { - errors_found |= ERROR_OBJECT; - return error("%s: object corrupt or missing", - sha1_to_hex(sha1)); - } if (obj->flags & SEEN) return 0; obj->flags |= SEEN; @@ -331,6 +334,29 @@ static int fsck_sha1(const unsigned char *sha1) return 0; } +static int fsck_sha1(const unsigned char *sha1) +{ + struct object *obj = parse_object(sha1); + if (!obj) { + errors_found |= ERROR_OBJECT; + return error("%s: object corrupt or missing", + sha1_to_hex(sha1)); + } + return fsck_obj(obj); +} + +static int fsck_obj_buffer(const unsigned char *sha1, enum object_type type, + unsigned long size, void *buffer, int *eaten) +{ + struct object *obj; + obj = parse_object_buffer(sha1, type, size, buffer, eaten); + if (!obj) { + errors_found |= ERROR_OBJECT; + return error("%s: object corrupt or missing", sha1_to_hex(sha1)); + } + return fsck_obj(obj); +} + /* * This is the sorting chunk size: make it reasonably * big so that we can sort well.. @@ -512,15 +538,20 @@ static void get_default_heads(void) static void fsck_object_dir(const char *path) { int i; + struct progress *progress = NULL; if (verbose) fprintf(stderr, "Checking object directory\n"); + if (show_progress) + progress = start_progress("Checking object directories", 256); for (i = 0; i < 256; i++) { static char dir[4096]; sprintf(dir, "%s/%02x", path, i); fsck_dir(i, dir); + display_progress(progress, i+1); } + stop_progress(&progress); fsck_sha1_list(); } @@ -591,6 +622,7 @@ static struct option fsck_opts[] = { OPT_BOOLEAN(0, "strict", &check_strict, "enable more strict checking"), OPT_BOOLEAN(0, "lost-found", &write_lost_and_found, "write dangling objects in .git/lost-found"), + OPT_BOOL(0, "progress", &show_progress, "show progress"), OPT_END(), }; @@ -603,6 +635,12 @@ int cmd_fsck(int argc, const char **argv, const char *prefix) read_replace_refs = 0; argc = parse_options(argc, argv, prefix, fsck_opts, fsck_usage, 0); + + if (show_progress == -1) + show_progress = isatty(2); + if (verbose) + show_progress = 0; + if (write_lost_and_found) { check_full = 1; include_reflogs = 0; @@ -622,20 +660,28 @@ int cmd_fsck(int argc, const char **argv, const char *prefix) if (check_full) { struct packed_git *p; + uint32_t total = 0, count = 0; + struct progress *progress = NULL; prepare_packed_git(); - for (p = packed_git; p; p = p->next) - /* verify gives error messages itself */ - verify_pack(p); + if (show_progress) { + for (p = packed_git; p; p = p->next) { + if (open_pack_index(p)) + continue; + total += p->num_objects; + } + + progress = start_progress("Checking objects", total); + } for (p = packed_git; p; p = p->next) { - uint32_t j, num; - if (open_pack_index(p)) - continue; - num = p->num_objects; - for (j = 0; j < num; j++) - fsck_sha1(nth_packed_object_sha1(p, j)); + /* verify gives error messages itself */ + if (verify_pack(p, fsck_obj_buffer, + progress, count)) + errors_found |= ERROR_PACK; + count += p->num_objects; } + stop_progress(&progress); } heads = 0; diff --git a/builtin/gc.c b/builtin/gc.c index 0498094711..271376d82b 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -32,7 +32,7 @@ static const char *prune_expire = "2.weeks.ago"; static const char *argv_pack_refs[] = {"pack-refs", "--all", "--prune", NULL}; static const char *argv_reflog[] = {"reflog", "expire", "--all", NULL}; static const char *argv_repack[MAX_ADD] = {"repack", "-d", "-l", NULL}; -static const char *argv_prune[] = {"prune", "--expire", NULL, NULL}; +static const char *argv_prune[] = {"prune", "--expire", NULL, NULL, NULL}; static const char *argv_rerere[] = {"rerere", "gc", NULL}; static int gc_config(const char *var, const char *value, void *cb) @@ -243,6 +243,8 @@ int cmd_gc(int argc, const char **argv, const char *prefix) if (prune_expire) { argv_prune[2] = prune_expire; + if (quiet) + argv_prune[3] = "--no-progress"; if (run_command_v_opt(argv_prune, RUN_GIT_CMD)) return error(FAILED_RUN, argv_prune[0]); } diff --git a/builtin/grep.c b/builtin/grep.c index 3d7329d78c..988ea1d332 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -557,18 +557,19 @@ static int grep_cache(struct grep_opt *opt, const struct pathspec *pathspec, int static int grep_tree(struct grep_opt *opt, const struct pathspec *pathspec, struct tree_desc *tree, struct strbuf *base, int tn_len) { - int hit = 0, match = 0; + int hit = 0; + enum interesting match = entry_not_interesting; struct name_entry entry; int old_baselen = base->len; while (tree_entry(tree, &entry)) { - int te_len = tree_entry_len(entry.path, entry.sha1); + int te_len = tree_entry_len(&entry); - if (match != 2) { + if (match != all_entries_interesting) { match = tree_entry_interesting(&entry, base, tn_len, pathspec); - if (match < 0) + if (match == all_entries_not_interesting) break; - if (match == 0) + if (match == entry_not_interesting) continue; } diff --git a/builtin/index-pack.c b/builtin/index-pack.c index 0945adbb3b..98025da767 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -1122,8 +1122,10 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) if (!index_name) die("--verify with no packfile name given"); read_idx_option(&opts, index_name); - opts.flags |= WRITE_IDX_VERIFY; + opts.flags |= WRITE_IDX_VERIFY | WRITE_IDX_STRICT; } + if (strict) + opts.flags |= WRITE_IDX_STRICT; curr_pack = open_pack_file(pack_name); parse_pack_header(); diff --git a/builtin/merge.c b/builtin/merge.c index dffd5ec124..8a7bebd96a 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -316,13 +316,15 @@ static void squash_message(struct commit *commit) struct rev_info rev; struct strbuf out = STRBUF_INIT; struct commit_list *j; + const char *filename; int fd; struct pretty_print_context ctx = {0}; printf(_("Squash commit -- not updating HEAD\n")); - fd = open(git_path("SQUASH_MSG"), O_WRONLY | O_CREAT, 0666); + filename = git_path("SQUASH_MSG"); + fd = open(filename, O_WRONLY | O_CREAT, 0666); if (fd < 0) - die_errno(_("Could not write to '%s'"), git_path("SQUASH_MSG")); + die_errno(_("Could not write to '%s'"), filename); init_revisions(&rev, NULL); rev.ignore_merges = 1; @@ -492,14 +494,16 @@ static void merge_name(const char *remote, struct strbuf *msg) if (!strcmp(remote, "FETCH_HEAD") && !access(git_path("FETCH_HEAD"), R_OK)) { + const char *filename; FILE *fp; struct strbuf line = STRBUF_INIT; char *ptr; - fp = fopen(git_path("FETCH_HEAD"), "r"); + filename = git_path("FETCH_HEAD"); + fp = fopen(filename, "r"); if (!fp) die_errno(_("could not open '%s' for reading"), - git_path("FETCH_HEAD")); + filename); strbuf_getline(&line, fp, '\n'); fclose(fp); ptr = strstr(line.buf, "\tnot-for-merge\t"); @@ -771,7 +775,7 @@ int checkout_fast_forward(const unsigned char *head, const unsigned char *remote memset(&t, 0, sizeof(t)); memset(&dir, 0, sizeof(dir)); dir.flags |= DIR_SHOW_IGNORED; - dir.exclude_per_dir = ".gitignore"; + setup_standard_excludes(&dir); opts.dir = &dir; opts.head_idx = 1; @@ -847,20 +851,22 @@ static void add_strategies(const char *string, unsigned attr) static void write_merge_msg(struct strbuf *msg) { - int fd = open(git_path("MERGE_MSG"), O_WRONLY | O_CREAT, 0666); + const char *filename = git_path("MERGE_MSG"); + int fd = open(filename, O_WRONLY | O_CREAT, 0666); if (fd < 0) die_errno(_("Could not open '%s' for writing"), - git_path("MERGE_MSG")); + filename); if (write_in_full(fd, msg->buf, msg->len) != msg->len) - die_errno(_("Could not write to '%s'"), git_path("MERGE_MSG")); + die_errno(_("Could not write to '%s'"), filename); close(fd); } static void read_merge_msg(struct strbuf *msg) { + const char *filename = git_path("MERGE_MSG"); strbuf_reset(msg); - if (strbuf_read_file(msg, git_path("MERGE_MSG"), 0) < 0) - die_errno(_("Could not read from '%s'"), git_path("MERGE_MSG")); + if (strbuf_read_file(msg, filename, 0) < 0) + die_errno(_("Could not read from '%s'"), filename); } static void write_merge_state(void); @@ -948,13 +954,14 @@ static int finish_automerge(struct commit *head, static int suggest_conflicts(int renormalizing) { + const char *filename; FILE *fp; int pos; - fp = fopen(git_path("MERGE_MSG"), "a"); + filename = git_path("MERGE_MSG"); + fp = fopen(filename, "a"); if (!fp) - die_errno(_("Could not open '%s' for writing"), - git_path("MERGE_MSG")); + die_errno(_("Could not open '%s' for writing"), filename); fprintf(fp, "\nConflicts:\n"); for (pos = 0; pos < active_nr; pos++) { struct cache_entry *ce = active_cache[pos]; @@ -1046,6 +1053,7 @@ static int setup_with_upstream(const char ***argv) static void write_merge_state(void) { + const char *filename; int fd; struct commit_list *j; struct strbuf buf = STRBUF_INIT; @@ -1053,24 +1061,25 @@ static void write_merge_state(void) for (j = remoteheads; j; j = j->next) strbuf_addf(&buf, "%s\n", sha1_to_hex(j->item->object.sha1)); - fd = open(git_path("MERGE_HEAD"), O_WRONLY | O_CREAT, 0666); + filename = git_path("MERGE_HEAD"); + fd = open(filename, O_WRONLY | O_CREAT, 0666); if (fd < 0) - die_errno(_("Could not open '%s' for writing"), - git_path("MERGE_HEAD")); + die_errno(_("Could not open '%s' for writing"), filename); if (write_in_full(fd, buf.buf, buf.len) != buf.len) - die_errno(_("Could not write to '%s'"), git_path("MERGE_HEAD")); + die_errno(_("Could not write to '%s'"), filename); close(fd); strbuf_addch(&merge_msg, '\n'); write_merge_msg(&merge_msg); - fd = open(git_path("MERGE_MODE"), O_WRONLY | O_CREAT | O_TRUNC, 0666); + + filename = git_path("MERGE_MODE"); + fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0666); if (fd < 0) - die_errno(_("Could not open '%s' for writing"), - git_path("MERGE_MODE")); + die_errno(_("Could not open '%s' for writing"), filename); strbuf_reset(&buf); if (!allow_fast_forward) strbuf_addf(&buf, "no-ff"); if (write_in_full(fd, buf.buf, buf.len) != buf.len) - die_errno(_("Could not write to '%s'"), git_path("MERGE_MODE")); + die_errno(_("Could not write to '%s'"), filename); close(fd); } @@ -1160,9 +1169,12 @@ int cmd_merge(int argc, const char **argv, const char *prefix) die(_("You cannot combine --no-ff with --ff-only.")); if (!abort_current_merge) { - if (!argc && default_to_upstream) - argc = setup_with_upstream(&argv); - else if (argc == 1 && !strcmp(argv[0], "-")) + if (!argc) { + if (default_to_upstream) + argc = setup_with_upstream(&argv); + else + die(_("No commit specified and merge.defaultToUpstream not set.")); + } else if (argc == 1 && !strcmp(argv[0], "-")) argv[0] = "@{-1}"; } if (!argc) diff --git a/builtin/name-rev.c b/builtin/name-rev.c index 7864056f1e..1b374583c2 100644 --- a/builtin/name-rev.c +++ b/builtin/name-rev.c @@ -291,7 +291,7 @@ int cmd_name_rev(int argc, const char **argv, const char *prefix) max = get_max_object_index(); for (i = 0; i < max; i++) { struct object *obj = get_indexed_object(i); - if (!obj) + if (!obj || obj->type != OBJ_COMMIT) continue; show_name(obj, NULL, always, allow_undefined, data.name_only); diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 824ecee20b..b1895aaaa1 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -409,25 +409,56 @@ static unsigned long write_object(struct sha1file *f, return hdrlen + datalen; } -static int write_one(struct sha1file *f, - struct object_entry *e, - off_t *offset) +enum write_one_status { + WRITE_ONE_SKIP = -1, /* already written */ + WRITE_ONE_BREAK = 0, /* writing this will bust the limit; not written */ + WRITE_ONE_WRITTEN = 1, /* normal */ + WRITE_ONE_RECURSIVE = 2 /* already scheduled to be written */ +}; + +static enum write_one_status write_one(struct sha1file *f, + struct object_entry *e, + off_t *offset) { unsigned long size; + int recursing; - /* offset is non zero if object is written already. */ - if (e->idx.offset || e->preferred_base) - return -1; + /* + * we set offset to 1 (which is an impossible value) to mark + * the fact that this object is involved in "write its base + * first before writing a deltified object" recursion. + */ + recursing = (e->idx.offset == 1); + if (recursing) { + warning("recursive delta detected for object %s", + sha1_to_hex(e->idx.sha1)); + return WRITE_ONE_RECURSIVE; + } else if (e->idx.offset || e->preferred_base) { + /* offset is non zero if object is written already. */ + return WRITE_ONE_SKIP; + } /* if we are deltified, write out base object first. */ - if (e->delta && !write_one(f, e->delta, offset)) - return 0; + if (e->delta) { + e->idx.offset = 1; /* now recurse */ + switch (write_one(f, e->delta, offset)) { + case WRITE_ONE_RECURSIVE: + /* we cannot depend on this one */ + e->delta = NULL; + break; + default: + break; + case WRITE_ONE_BREAK: + e->idx.offset = recursing; + return WRITE_ONE_BREAK; + } + } e->idx.offset = *offset; size = write_object(f, e, *offset); if (!size) { - e->idx.offset = 0; - return 0; + e->idx.offset = recursing; + return WRITE_ONE_BREAK; } written_list[nr_written++] = &e->idx; @@ -435,7 +466,7 @@ static int write_one(struct sha1file *f, if (signed_add_overflows(*offset, size)) die("pack too large for current definition of off_t"); *offset += size; - return 1; + return WRITE_ONE_WRITTEN; } static int mark_tagged(const char *path, const unsigned char *sha1, int flag, @@ -640,7 +671,7 @@ static void write_pack_file(void) nr_written = 0; for (; i < nr_objects; i++) { struct object_entry *e = write_order[i]; - if (!write_one(f, e, &offset)) + if (write_one(f, e, &offset) == WRITE_ONE_BREAK) break; display_progress(progress_state, written); } @@ -1015,7 +1046,7 @@ static void add_pbase_object(struct tree_desc *tree, while (tree_entry(tree,&entry)) { if (S_ISGITLINK(entry.mode)) continue; - cmp = tree_entry_len(entry.path, entry.sha1) != cmplen ? 1 : + cmp = tree_entry_len(&entry) != cmplen ? 1 : memcmp(name, entry.path, cmplen); if (cmp > 0) continue; diff --git a/builtin/prune.c b/builtin/prune.c index e65690ba37..58d7cb8324 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -5,6 +5,7 @@ #include "builtin.h" #include "reachable.h" #include "parse-options.h" +#include "progress.h" #include "dir.h" static const char * const prune_usage[] = { @@ -14,6 +15,7 @@ static const char * const prune_usage[] = { static int show_only; static int verbose; static unsigned long expire; +static int show_progress = -1; static int prune_tmp_object(const char *path, const char *filename) { @@ -124,9 +126,11 @@ static void remove_temporary_files(const char *path) int cmd_prune(int argc, const char **argv, const char *prefix) { struct rev_info revs; + struct progress *progress = NULL; const struct option options[] = { OPT__DRY_RUN(&show_only, "do not remove, show only"), OPT__VERBOSE(&verbose, "report pruned objects"), + OPT_BOOL(0, "progress", &show_progress, "show progress"), OPT_DATE(0, "expire", &expire, "expire objects older than <time>"), OPT_END() @@ -152,7 +156,14 @@ int cmd_prune(int argc, const char **argv, const char *prefix) else die("unrecognized argument: %s", name); } - mark_reachable_objects(&revs, 1); + + if (show_progress == -1) + show_progress = isatty(2); + if (show_progress) + progress = start_progress_delay("Checking connectivity", 0, 0, 2); + + mark_reachable_objects(&revs, 1, progress); + stop_progress(&progress); prune_object_dir(get_object_directory()); prune_packed_objects(show_only); diff --git a/builtin/reflog.c b/builtin/reflog.c index 3a9c80f3db..062d7dad1b 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -647,7 +647,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix) init_revisions(&cb.revs, prefix); if (cb.verbose) printf("Marking reachable objects..."); - mark_reachable_objects(&cb.revs, 0); + mark_reachable_objects(&cb.revs, 0, NULL); if (cb.verbose) putchar('\n'); } diff --git a/builtin/revert.c b/builtin/revert.c index 87df70edc3..1ea525c10e 100644 --- a/builtin/revert.c +++ b/builtin/revert.c @@ -40,7 +40,12 @@ static const char * const cherry_pick_usage[] = { }; enum replay_action { REVERT, CHERRY_PICK }; -enum replay_subcommand { REPLAY_NONE, REPLAY_RESET, REPLAY_CONTINUE }; +enum replay_subcommand { + REPLAY_NONE, + REPLAY_REMOVE_STATE, + REPLAY_CONTINUE, + REPLAY_ROLLBACK +}; struct replay_opts { enum replay_action action; @@ -133,11 +138,13 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts) { const char * const * usage_str = revert_or_cherry_pick_usage(opts); const char *me = action_name(opts); - int reset = 0; + int remove_state = 0; int contin = 0; + int rollback = 0; struct option options[] = { - OPT_BOOLEAN(0, "reset", &reset, "forget the current operation"), - OPT_BOOLEAN(0, "continue", &contin, "continue the current operation"), + OPT_BOOLEAN(0, "quit", &remove_state, "end revert or cherry-pick sequence"), + OPT_BOOLEAN(0, "continue", &contin, "resume revert or cherry-pick sequence"), + OPT_BOOLEAN(0, "abort", &rollback, "cancel revert or cherry-pick sequence"), OPT_BOOLEAN('n', "no-commit", &opts->no_commit, "don't automatically commit"), OPT_BOOLEAN('e', "edit", &opts->edit, "edit the commit message"), OPT_NOOP_NOARG('r', NULL), @@ -168,25 +175,32 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts) /* Check for incompatible subcommands */ verify_opt_mutually_compatible(me, - "--reset", reset, + "--quit", remove_state, "--continue", contin, + "--abort", rollback, NULL); /* Set the subcommand */ - if (reset) - opts->subcommand = REPLAY_RESET; + if (remove_state) + opts->subcommand = REPLAY_REMOVE_STATE; else if (contin) opts->subcommand = REPLAY_CONTINUE; + else if (rollback) + opts->subcommand = REPLAY_ROLLBACK; else opts->subcommand = REPLAY_NONE; /* Check for incompatible command line arguments */ if (opts->subcommand != REPLAY_NONE) { char *this_operation; - if (opts->subcommand == REPLAY_RESET) - this_operation = "--reset"; - else + if (opts->subcommand == REPLAY_REMOVE_STATE) + this_operation = "--quit"; + else if (opts->subcommand == REPLAY_CONTINUE) this_operation = "--continue"; + else { + assert(opts->subcommand == REPLAY_ROLLBACK); + this_operation = "--abort"; + } verify_opt_compatible(me, this_operation, "--no-commit", opts->no_commit, @@ -286,19 +300,20 @@ static char *get_encoding(const char *message) return NULL; } -static void write_cherry_pick_head(struct commit *commit) +static void write_cherry_pick_head(struct commit *commit, const char *pseudoref) { + const char *filename; int fd; struct strbuf buf = STRBUF_INIT; strbuf_addf(&buf, "%s\n", sha1_to_hex(commit->object.sha1)); - fd = open(git_path("CHERRY_PICK_HEAD"), O_WRONLY | O_CREAT, 0666); + filename = git_path("%s", pseudoref); + fd = open(filename, O_WRONLY | O_CREAT, 0666); if (fd < 0) - die_errno(_("Could not open '%s' for writing"), - git_path("CHERRY_PICK_HEAD")); + die_errno(_("Could not open '%s' for writing"), filename); if (write_in_full(fd, buf.buf, buf.len) != buf.len || close(fd)) - die_errno(_("Could not write to '%s'"), git_path("CHERRY_PICK_HEAD")); + die_errno(_("Could not write to '%s'"), filename); strbuf_release(&buf); } @@ -331,7 +346,7 @@ static void write_message(struct strbuf *msgbuf, const char *filename) int msg_fd = hold_lock_file_for_update(&msg_file, filename, LOCK_DIE_ON_ERROR); if (write_in_full(msg_fd, msgbuf->buf, msgbuf->len) < 0) - die_errno(_("Could not write to %s."), filename); + die_errno(_("Could not write to %s"), filename); strbuf_release(msgbuf); if (commit_lock_file(&msg_file) < 0) die(_("Error wrapping up %s"), filename); @@ -593,7 +608,9 @@ static int do_pick_commit(struct commit *commit, struct replay_opts *opts) * write it at all. */ if (opts->action == CHERRY_PICK && !opts->no_commit && (res == 0 || res == 1)) - write_cherry_pick_head(commit); + write_cherry_pick_head(commit, "CHERRY_PICK_HEAD"); + if (opts->action == REVERT && ((opts->no_commit && res == 0) || res == 1)) + write_cherry_pick_head(commit, "REVERT_HEAD"); if (res) { error(opts->action == REVERT @@ -767,7 +784,7 @@ static void read_populate_todo(struct commit_list **todo_list, fd = open(todo_file, O_RDONLY); if (fd < 0) - die_errno(_("Could not open %s."), todo_file); + die_errno(_("Could not open %s"), todo_file); if (strbuf_read(&buf, fd, 0) < 0) { close(fd); strbuf_release(&buf); @@ -842,10 +859,13 @@ static int create_seq_dir(void) { const char *seq_dir = git_path(SEQ_DIR); - if (file_exists(seq_dir)) - return error(_("%s already exists."), seq_dir); + if (file_exists(seq_dir)) { + error(_("a cherry-pick or revert is already in progress")); + advise(_("try \"git cherry-pick (--continue | --quit | --abort)\"")); + return -1; + } else if (mkdir(seq_dir, 0777) < 0) - die_errno(_("Could not create sequencer directory '%s'."), seq_dir); + die_errno(_("Could not create sequencer directory %s"), seq_dir); return 0; } @@ -859,11 +879,77 @@ static void save_head(const char *head) fd = hold_lock_file_for_update(&head_lock, head_file, LOCK_DIE_ON_ERROR); strbuf_addf(&buf, "%s\n", head); if (write_in_full(fd, buf.buf, buf.len) < 0) - die_errno(_("Could not write to %s."), head_file); + die_errno(_("Could not write to %s"), head_file); if (commit_lock_file(&head_lock) < 0) die(_("Error wrapping up %s."), head_file); } +static int reset_for_rollback(const unsigned char *sha1) +{ + const char *argv[4]; /* reset --merge <arg> + NULL */ + argv[0] = "reset"; + argv[1] = "--merge"; + argv[2] = sha1_to_hex(sha1); + argv[3] = NULL; + return run_command_v_opt(argv, RUN_GIT_CMD); +} + +static int rollback_single_pick(void) +{ + unsigned char head_sha1[20]; + + if (!file_exists(git_path("CHERRY_PICK_HEAD")) && + !file_exists(git_path("REVERT_HEAD"))) + return error(_("no cherry-pick or revert in progress")); + if (!resolve_ref("HEAD", head_sha1, 0, NULL)) + return error(_("cannot resolve HEAD")); + if (is_null_sha1(head_sha1)) + return error(_("cannot abort from a branch yet to be born")); + return reset_for_rollback(head_sha1); +} + +static int sequencer_rollback(struct replay_opts *opts) +{ + const char *filename; + FILE *f; + unsigned char sha1[20]; + struct strbuf buf = STRBUF_INIT; + + filename = git_path(SEQ_HEAD_FILE); + f = fopen(filename, "r"); + if (!f && errno == ENOENT) { + /* + * There is no multiple-cherry-pick in progress. + * If CHERRY_PICK_HEAD or REVERT_HEAD indicates + * a single-cherry-pick in progress, abort that. + */ + return rollback_single_pick(); + } + if (!f) + return error(_("cannot open %s: %s"), filename, + strerror(errno)); + if (strbuf_getline(&buf, f, '\n')) { + error(_("cannot read %s: %s"), filename, ferror(f) ? + strerror(errno) : _("unexpected end of file")); + fclose(f); + goto fail; + } + fclose(f); + if (get_sha1_hex(buf.buf, sha1) || buf.buf[40] != '\0') { + error(_("stored pre-cherry-pick HEAD file '%s' is corrupt"), + filename); + goto fail; + } + if (reset_for_rollback(sha1)) + goto fail; + remove_sequencer_state(1); + strbuf_release(&buf); + return 0; +fail: + strbuf_release(&buf); + return -1; +} + static void save_todo(struct commit_list *todo_list, struct replay_opts *opts) { const char *todo_file = git_path(SEQ_TODO_FILE); @@ -876,7 +962,7 @@ static void save_todo(struct commit_list *todo_list, struct replay_opts *opts) die(_("Could not format %s."), todo_file); if (write_in_full(fd, buf.buf, buf.len) < 0) { strbuf_release(&buf); - die_errno(_("Could not write to %s."), todo_file); + die_errno(_("Could not write to %s"), todo_file); } if (commit_lock_file(&todo_lock) < 0) { strbuf_release(&buf); @@ -964,43 +1050,41 @@ static int pick_revisions(struct replay_opts *opts) * cherry-pick should be handled differently from an existing * one that is being continued */ - if (opts->subcommand == REPLAY_RESET) { + if (opts->subcommand == REPLAY_REMOVE_STATE) { remove_sequencer_state(1); return 0; - } else if (opts->subcommand == REPLAY_CONTINUE) { + } + if (opts->subcommand == REPLAY_ROLLBACK) + return sequencer_rollback(opts); + if (opts->subcommand == REPLAY_CONTINUE) { if (!file_exists(git_path(SEQ_TODO_FILE))) - goto error; + return error(_("No %s in progress"), action_name(opts)); read_populate_opts(&opts); read_populate_todo(&todo_list, opts); /* Verify that the conflict has been resolved */ if (!index_differs_from("HEAD", 0)) todo_list = todo_list->next; - } else { - /* - * Start a new cherry-pick/ revert sequence; but - * first, make sure that an existing one isn't in - * progress - */ + return pick_commits(todo_list, opts); + } - walk_revs_populate_todo(&todo_list, opts); - if (create_seq_dir() < 0) { - error(_("A cherry-pick or revert is in progress.")); - advise(_("Use --continue to continue the operation")); - advise(_("or --reset to forget about it")); - return -1; - } - if (get_sha1("HEAD", sha1)) { - if (opts->action == REVERT) - return error(_("Can't revert as initial commit")); - return error(_("Can't cherry-pick into empty head")); - } - save_head(sha1_to_hex(sha1)); - save_opts(opts); + /* + * Start a new cherry-pick/ revert sequence; but + * first, make sure that an existing one isn't in + * progress + */ + + walk_revs_populate_todo(&todo_list, opts); + if (create_seq_dir() < 0) + return -1; + if (get_sha1("HEAD", sha1)) { + if (opts->action == REVERT) + return error(_("Can't revert as initial commit")); + return error(_("Can't cherry-pick into empty head")); } + save_head(sha1_to_hex(sha1)); + save_opts(opts); return pick_commits(todo_list, opts); -error: - return error(_("No %s in progress"), action_name(opts)); } int cmd_revert(int argc, const char **argv, const char *prefix) diff --git a/builtin/stripspace.c b/builtin/stripspace.c index 4d3b93fedb..1288ffcc52 100644 --- a/builtin/stripspace.c +++ b/builtin/stripspace.c @@ -22,8 +22,6 @@ static size_t cleanup(char *line, size_t len) * Remove empty lines from the beginning and end * and also trailing spaces from every line. * - * Note that the buffer will not be NUL-terminated. - * * Turn multiple consecutive empty lines between paragraphs * into just one empty line. * diff --git a/builtin/upload-archive.c b/builtin/upload-archive.c index c57e8bd8c8..2d0b38333e 100644 --- a/builtin/upload-archive.c +++ b/builtin/upload-archive.c @@ -6,7 +6,6 @@ #include "archive.h" #include "pkt-line.h" #include "sideband.h" -#include "run-command.h" static const char upload_archive_usage[] = "git upload-archive <repo>"; @@ -19,17 +18,28 @@ static const char lostchild[] = #define MAX_ARGS (64) -static void prepare_argv(const char **sent_argv, const char **argv) +static int run_upload_archive(int argc, const char **argv, const char *prefix) { + const char *sent_argv[MAX_ARGS]; const char *arg_cmd = "argument "; char *p, buf[4096]; int sent_argc; int len; + if (argc != 2) + usage(upload_archive_usage); + + if (strlen(argv[1]) + 1 > sizeof(buf)) + die("insanely long repository name"); + + strcpy(buf, argv[1]); /* enter-repo smudges its argument */ + + if (!enter_repo(buf, 0)) + die("'%s' does not appear to be a git repository", buf); + /* put received options in sent_argv[] */ - sent_argc = 2; - sent_argv[0] = "archive"; - sent_argv[1] = "--remote-request"; + sent_argc = 1; + sent_argv[0] = "git-upload-archive"; for (p = buf;;) { /* This will die if not enough free space in buf */ len = packet_read_line(0, p, (buf + sizeof buf) - p); @@ -52,6 +62,9 @@ static void prepare_argv(const char **sent_argv, const char **argv) *p++ = 0; } sent_argv[sent_argc] = NULL; + + /* parse all options sent by the client */ + return write_archive(sent_argc, sent_argv, prefix, 0, NULL, 1); } __attribute__((format (printf, 1, 2))) @@ -83,25 +96,38 @@ static ssize_t process_input(int child_fd, int band) int cmd_upload_archive(int argc, const char **argv, const char *prefix) { - const char *sent_argv[MAX_ARGS]; - struct child_process cld = { sent_argv }; - cld.out = cld.err = -1; - cld.git_cmd = 1; - - if (argc != 2) - usage(upload_archive_usage); - - if (!enter_repo(argv[1], 0)) - die("'%s' does not appear to be a git repository", argv[1]); - - prepare_argv(sent_argv, argv); - if (start_command(&cld)) { + pid_t writer; + int fd1[2], fd2[2]; + /* + * Set up sideband subprocess. + * + * We (parent) monitor and read from child, sending its fd#1 and fd#2 + * multiplexed out to our fd#1. If the child dies, we tell the other + * end over channel #3. + */ + if (pipe(fd1) < 0 || pipe(fd2) < 0) { + int err = errno; + packet_write(1, "NACK pipe failed on the remote side\n"); + die("upload-archive: %s", strerror(err)); + } + writer = fork(); + if (writer < 0) { int err = errno; packet_write(1, "NACK fork failed on the remote side\n"); die("upload-archive: %s", strerror(err)); } + if (!writer) { + /* child - connect fd#1 and fd#2 to the pipe */ + dup2(fd1[1], 1); + dup2(fd2[1], 2); + close(fd1[1]); close(fd2[1]); + close(fd1[0]); close(fd2[0]); /* we do not read from pipe */ + + exit(run_upload_archive(argc, argv, prefix)); + } /* parent - read from child, multiplex and send out to fd#1 */ + close(fd1[1]); close(fd2[1]); /* we do not write to pipe */ packet_write(1, "ACK\n"); packet_flush(1); @@ -109,9 +135,9 @@ int cmd_upload_archive(int argc, const char **argv, const char *prefix) struct pollfd pfd[2]; int status; - pfd[0].fd = cld.out; + pfd[0].fd = fd1[0]; pfd[0].events = POLLIN; - pfd[1].fd = cld.err; + pfd[1].fd = fd2[0]; pfd[1].events = POLLIN; if (poll(pfd, 2, -1) < 0) { if (errno != EINTR) { @@ -130,7 +156,7 @@ int cmd_upload_archive(int argc, const char **argv, const char *prefix) if (process_input(pfd[0].fd, 1)) continue; - if (waitpid(cld.pid, &status, 0) < 0) + if (waitpid(writer, &status, 0) < 0) error_clnt("%s", lostchild); else if (!WIFEXITED(status) || WEXITSTATUS(status) > 0) error_clnt("%s", deadchild); |