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-rw-r--r--builtin/apply.c174
-rw-r--r--builtin/blame.c1
-rw-r--r--builtin/fetch-pack.c42
-rw-r--r--builtin/fetch.c23
-rw-r--r--builtin/fmt-merge-msg.c128
-rw-r--r--builtin/gc.c89
-rw-r--r--builtin/merge.c142
-rw-r--r--builtin/pack-objects.c25
-rw-r--r--builtin/push.c57
-rw-r--r--builtin/remote.c4
-rw-r--r--builtin/rev-parse.c2
-rw-r--r--builtin/revert.c14
-rw-r--r--builtin/update-index.c14
13 files changed, 548 insertions, 167 deletions
diff --git a/builtin/apply.c b/builtin/apply.c
index c768b7fb02..725712d788 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -152,9 +152,14 @@ struct fragment {
unsigned long leading, trailing;
unsigned long oldpos, oldlines;
unsigned long newpos, newlines;
+ /*
+ * 'patch' is usually borrowed from buf in apply_patch(),
+ * but some codepaths store an allocated buffer.
+ */
const char *patch;
+ unsigned free_patch:1,
+ rejected:1;
int size;
- int rejected;
int linenr;
struct fragment *next;
};
@@ -196,6 +201,36 @@ struct patch {
struct patch *next;
};
+static void free_fragment_list(struct fragment *list)
+{
+ while (list) {
+ struct fragment *next = list->next;
+ if (list->free_patch)
+ free((char *)list->patch);
+ free(list);
+ list = next;
+ }
+}
+
+static void free_patch(struct patch *patch)
+{
+ free_fragment_list(patch->fragments);
+ free(patch->def_name);
+ free(patch->old_name);
+ free(patch->new_name);
+ free(patch->result);
+ free(patch);
+}
+
+static void free_patch_list(struct patch *list)
+{
+ while (list) {
+ struct patch *next = list->next;
+ free_patch(list);
+ list = next;
+ }
+}
+
/*
* A line in a file, len-bytes long (includes the terminating LF,
* except for an incomplete line at the end if the file ends with
@@ -302,6 +337,11 @@ static void add_line_info(struct image *img, const char *bol, size_t len, unsign
img->nr++;
}
+/*
+ * "buf" has the file contents to be patched (read from various sources).
+ * attach it to "image" and add line-based index to it.
+ * "image" now owns the "buf".
+ */
static void prepare_image(struct image *image, char *buf, size_t len,
int prepare_linetable)
{
@@ -356,7 +396,6 @@ static void say_patch_name(FILE *output, const char *fmt, struct patch *patch)
strbuf_release(&sb);
}
-#define CHUNKSIZE (8192)
#define SLOP (16)
static void read_patch_file(struct strbuf *sb, int fd)
@@ -419,7 +458,7 @@ static char *squash_slash(char *name)
return name;
}
-static char *find_name_gnu(const char *line, char *def, int p_value)
+static char *find_name_gnu(const char *line, const char *def, int p_value)
{
struct strbuf name = STRBUF_INIT;
char *cp;
@@ -442,11 +481,7 @@ static char *find_name_gnu(const char *line, char *def, int p_value)
cp++;
}
- /* name can later be freed, so we need
- * to memmove, not just return cp
- */
strbuf_remove(&name, 0, cp - name.buf);
- free(def);
if (root)
strbuf_insert(&name, 0, root, root_len);
return squash_slash(strbuf_detach(&name, NULL));
@@ -611,8 +646,13 @@ static size_t diff_timestamp_len(const char *line, size_t len)
return line + len - end;
}
-static char *find_name_common(const char *line, char *def, int p_value,
- const char *end, int terminate)
+static char *null_strdup(const char *s)
+{
+ return s ? xstrdup(s) : NULL;
+}
+
+static char *find_name_common(const char *line, const char *def,
+ int p_value, const char *end, int terminate)
{
int len;
const char *start = NULL;
@@ -633,10 +673,10 @@ static char *find_name_common(const char *line, char *def, int p_value,
start = line;
}
if (!start)
- return squash_slash(def);
+ return squash_slash(null_strdup(def));
len = line - start;
if (!len)
- return squash_slash(def);
+ return squash_slash(null_strdup(def));
/*
* Generally we prefer the shorter name, especially
@@ -647,8 +687,7 @@ static char *find_name_common(const char *line, char *def, int p_value,
if (def) {
int deflen = strlen(def);
if (deflen < len && !strncmp(start, def, deflen))
- return squash_slash(def);
- free(def);
+ return squash_slash(xstrdup(def));
}
if (root) {
@@ -845,8 +884,10 @@ static void parse_traditional_patch(const char *first, const char *second, struc
name = find_name_traditional(first, NULL, p_value);
patch->old_name = name;
} else {
- name = find_name_traditional(first, NULL, p_value);
- name = find_name_traditional(second, name, p_value);
+ char *first_name;
+ first_name = find_name_traditional(first, NULL, p_value);
+ name = find_name_traditional(second, first_name, p_value);
+ free(first_name);
if (has_epoch_timestamp(first)) {
patch->is_new = 1;
patch->is_delete = 0;
@@ -856,7 +897,8 @@ static void parse_traditional_patch(const char *first, const char *second, struc
patch->is_delete = 1;
patch->old_name = name;
} else {
- patch->old_name = patch->new_name = name;
+ patch->old_name = name;
+ patch->new_name = xstrdup(name);
}
}
if (!name)
@@ -906,13 +948,19 @@ static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name,
static int gitdiff_oldname(const char *line, struct patch *patch)
{
+ char *orig = patch->old_name;
patch->old_name = gitdiff_verify_name(line, patch->is_new, patch->old_name, "old");
+ if (orig != patch->old_name)
+ free(orig);
return 0;
}
static int gitdiff_newname(const char *line, struct patch *patch)
{
+ char *orig = patch->new_name;
patch->new_name = gitdiff_verify_name(line, patch->is_delete, patch->new_name, "new");
+ if (orig != patch->new_name)
+ free(orig);
return 0;
}
@@ -931,20 +979,23 @@ static int gitdiff_newmode(const char *line, struct patch *patch)
static int gitdiff_delete(const char *line, struct patch *patch)
{
patch->is_delete = 1;
- patch->old_name = patch->def_name;
+ free(patch->old_name);
+ patch->old_name = null_strdup(patch->def_name);
return gitdiff_oldmode(line, patch);
}
static int gitdiff_newfile(const char *line, struct patch *patch)
{
patch->is_new = 1;
- patch->new_name = patch->def_name;
+ free(patch->new_name);
+ patch->new_name = null_strdup(patch->def_name);
return gitdiff_newmode(line, patch);
}
static int gitdiff_copysrc(const char *line, struct patch *patch)
{
patch->is_copy = 1;
+ free(patch->old_name);
patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -952,6 +1003,7 @@ static int gitdiff_copysrc(const char *line, struct patch *patch)
static int gitdiff_copydst(const char *line, struct patch *patch)
{
patch->is_copy = 1;
+ free(patch->new_name);
patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -959,6 +1011,7 @@ static int gitdiff_copydst(const char *line, struct patch *patch)
static int gitdiff_renamesrc(const char *line, struct patch *patch)
{
patch->is_rename = 1;
+ free(patch->old_name);
patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -966,6 +1019,7 @@ static int gitdiff_renamesrc(const char *line, struct patch *patch)
static int gitdiff_renamedst(const char *line, struct patch *patch)
{
patch->is_rename = 1;
+ free(patch->new_name);
patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -1047,7 +1101,7 @@ static const char *stop_at_slash(const char *line, int llen)
* creation or deletion of an empty file. In any of these cases,
* both sides are the same name under a/ and b/ respectively.
*/
-static char *git_header_name(char *line, int llen)
+static char *git_header_name(const char *line, int llen)
{
const char *name;
const char *second = NULL;
@@ -1174,7 +1228,7 @@ static char *git_header_name(char *line, int llen)
}
/* Verify that we recognize the lines following a git header */
-static int parse_git_header(char *line, int len, unsigned int size, struct patch *patch)
+static int parse_git_header(const char *line, int len, unsigned int size, struct patch *patch)
{
unsigned long offset;
@@ -1290,7 +1344,7 @@ static int parse_range(const char *line, int len, int offset, const char *expect
return offset + ex;
}
-static void recount_diff(char *line, int size, struct fragment *fragment)
+static void recount_diff(const char *line, int size, struct fragment *fragment)
{
int oldlines = 0, newlines = 0, ret = 0;
@@ -1344,7 +1398,7 @@ static void recount_diff(char *line, int size, struct fragment *fragment)
* Parse a unified diff fragment header of the
* form "@@ -a,b +c,d @@"
*/
-static int parse_fragment_header(char *line, int len, struct fragment *fragment)
+static int parse_fragment_header(const char *line, int len, struct fragment *fragment)
{
int offset;
@@ -1358,7 +1412,7 @@ static int parse_fragment_header(char *line, int len, struct fragment *fragment)
return offset;
}
-static int find_header(char *line, unsigned long size, int *hdrsize, struct patch *patch)
+static int find_header(const char *line, unsigned long size, int *hdrsize, struct patch *patch)
{
unsigned long offset, len;
@@ -1410,7 +1464,8 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc
"%d leading pathname components (line %d)",
p_value),
p_value, linenr);
- patch->old_name = patch->new_name = patch->def_name;
+ patch->old_name = xstrdup(patch->def_name);
+ patch->new_name = xstrdup(patch->def_name);
}
if (!patch->is_delete && !patch->new_name)
die("git diff header lacks filename information "
@@ -1473,7 +1528,7 @@ static void check_whitespace(const char *line, int len, unsigned ws_rule)
* between a "---" that is part of a patch, and a "---" that starts
* the next patch is to look at the line counts..
*/
-static int parse_fragment(char *line, unsigned long size,
+static int parse_fragment(const char *line, unsigned long size,
struct patch *patch, struct fragment *fragment)
{
int added, deleted;
@@ -1569,7 +1624,15 @@ static int parse_fragment(char *line, unsigned long size,
return offset;
}
-static int parse_single_patch(char *line, unsigned long size, struct patch *patch)
+/*
+ * We have seen "diff --git a/... b/..." header (or a traditional patch
+ * header). Read hunks that belong to this patch into fragments and hang
+ * them to the given patch structure.
+ *
+ * The (fragment->patch, fragment->size) pair points into the memory given
+ * by the caller, not a copy, when we return.
+ */
+static int parse_single_patch(const char *line, unsigned long size, struct patch *patch)
{
unsigned long offset = 0;
unsigned long oldlines = 0, newlines = 0, context = 0;
@@ -1664,6 +1727,11 @@ static char *inflate_it(const void *data, unsigned long size,
return out;
}
+/*
+ * Read a binary hunk and return a new fragment; fragment->patch
+ * points at an allocated memory that the caller must free, so
+ * it is marked as "->free_patch = 1".
+ */
static struct fragment *parse_binary_hunk(char **buf_p,
unsigned long *sz_p,
int *status_p,
@@ -1751,6 +1819,7 @@ static struct fragment *parse_binary_hunk(char **buf_p,
frag = xcalloc(1, sizeof(*frag));
frag->patch = inflate_it(data, hunk_size, origlen);
+ frag->free_patch = 1;
if (!frag->patch)
goto corrupt;
free(data);
@@ -1816,6 +1885,13 @@ static int parse_binary(char *buffer, unsigned long size, struct patch *patch)
return used;
}
+/*
+ * Read the patch text in "buffer" taht extends for "size" bytes; stop
+ * reading after seeing a single patch (i.e. changes to a single file).
+ * Create fragments (i.e. patch hunks) and hang them to the given patch.
+ * Return the number of bytes consumed, so that the caller can call us
+ * again for the next patch.
+ */
static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
{
int hdrsize, patchsize;
@@ -2376,6 +2452,11 @@ static void remove_last_line(struct image *img)
img->len -= img->line[--img->nr].len;
}
+/*
+ * The change from "preimage" and "postimage" has been found to
+ * apply at applied_pos (counts in line numbers) in "img".
+ * Update "img" to remove "preimage" and replace it with "postimage".
+ */
static void update_image(struct image *img,
int applied_pos,
struct image *preimage,
@@ -2447,6 +2528,11 @@ static void update_image(struct image *img,
img->nr = nr;
}
+/*
+ * Use the patch-hunk text in "frag" to prepare two images (preimage and
+ * postimage) for the hunk. Find lines that match "preimage" in "img" and
+ * replace the part of "img" with "postimage" text.
+ */
static int apply_one_fragment(struct image *img, struct fragment *frag,
int inaccurate_eof, unsigned ws_rule,
int nth_fragment)
@@ -2739,6 +2825,12 @@ static int apply_binary_fragment(struct image *img, struct patch *patch)
return -1;
}
+/*
+ * Replace "img" with the result of applying the binary patch.
+ * The binary patch data itself in patch->fragment is still kept
+ * but the preimage prepared by the caller in "img" is freed here
+ * or in the helper function apply_binary_fragment() this calls.
+ */
static int apply_binary(struct image *img, struct patch *patch)
{
const char *name = patch->old_name ? patch->old_name : patch->new_name;
@@ -2946,7 +3038,7 @@ static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *
return error(_("patch %s has been renamed/deleted"),
patch->old_name);
}
- /* We have a patched copy in memory use that */
+ /* We have a patched copy in memory; use that. */
strbuf_add(&buf, tpatch->result, tpatch->resultsize);
} else if (cached) {
if (read_file_or_gitlink(ce, &buf))
@@ -2959,7 +3051,10 @@ static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *
/*
* There is no way to apply subproject
* patch without looking at the index.
+ * NEEDSWORK: shouldn't this be flagged
+ * as an error???
*/
+ free_fragment_list(patch->fragments);
patch->fragments = NULL;
}
} else {
@@ -3096,10 +3191,15 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
is_new:
patch->is_new = 1;
patch->is_delete = 0;
+ free(patch->old_name);
patch->old_name = NULL;
return 0;
}
+/*
+ * Check and apply the patch in-core; leave the result in patch->result
+ * for the caller to write it out to the final destination.
+ */
static int check_patch(struct patch *patch)
{
struct stat st;
@@ -3681,15 +3781,8 @@ static void prefix_patches(struct patch *p)
if (!prefix || p->is_toplevel_relative)
return;
for ( ; p; p = p->next) {
- if (p->new_name == p->old_name) {
- char *prefixed = p->new_name;
- prefix_one(&prefixed);
- p->new_name = p->old_name = prefixed;
- }
- else {
- prefix_one(&p->new_name);
- prefix_one(&p->old_name);
- }
+ prefix_one(&p->new_name);
+ prefix_one(&p->old_name);
}
}
@@ -3699,12 +3792,10 @@ static void prefix_patches(struct patch *p)
static int apply_patch(int fd, const char *filename, int options)
{
size_t offset;
- struct strbuf buf = STRBUF_INIT;
+ struct strbuf buf = STRBUF_INIT; /* owns the patch text */
struct patch *list = NULL, **listp = &list;
int skipped_patch = 0;
- /* FIXME - memory leak when using multiple patch files as inputs */
- memset(&fn_table, 0, sizeof(struct string_list));
patch_input_file = filename;
read_patch_file(&buf, fd);
offset = 0;
@@ -3728,8 +3819,7 @@ static int apply_patch(int fd, const char *filename, int options)
listp = &patch->next;
}
else {
- /* perhaps free it a bit better? */
- free(patch);
+ free_patch(patch);
skipped_patch++;
}
offset += nr;
@@ -3770,7 +3860,9 @@ static int apply_patch(int fd, const char *filename, int options)
if (summary)
summary_patch_list(list);
+ free_patch_list(list);
strbuf_release(&buf);
+ string_list_clear(&fn_table, 0);
return 0;
}
diff --git a/builtin/blame.c b/builtin/blame.c
index b35bd6249d..324d476abf 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -2302,6 +2302,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR),
OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL),
OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE),
+ OPT_BIT(0, "minimal", &xdl_opts, "Spend extra cycles to find better match", XDF_NEED_MINIMAL),
OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from <file> instead of calling git-rev-list"),
OPT_STRING(0, "contents", &contents_from, "file", "Use <file>'s contents as the final image"),
{ OPTION_CALLBACK, 'C', NULL, &opt, "score", "Find line copies within and across files", PARSE_OPT_OPTARG, blame_copy_callback },
diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c
index 7124c4b49c..10db15b184 100644
--- a/builtin/fetch-pack.c
+++ b/builtin/fetch-pack.c
@@ -23,7 +23,9 @@ static struct fetch_pack_args args = {
};
static const char fetch_pack_usage[] =
-"git fetch-pack [--all] [--quiet|-q] [--keep|-k] [--thin] [--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] [--no-progress] [-v] [<host>:]<directory> [<refs>...]";
+"git fetch-pack [--all] [--stdin] [--quiet|-q] [--keep|-k] [--thin] "
+"[--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] "
+"[--no-progress] [-v] [<host>:]<directory> [<refs>...]";
#define COMPLETE (1U << 0)
#define COMMON (1U << 1)
@@ -942,6 +944,10 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
args.fetch_all = 1;
continue;
}
+ if (!strcmp("--stdin", arg)) {
+ args.stdin_refs = 1;
+ continue;
+ }
if (!strcmp("-v", arg)) {
args.verbose = 1;
continue;
@@ -973,6 +979,40 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
if (!dest)
usage(fetch_pack_usage);
+ if (args.stdin_refs) {
+ /*
+ * Copy refs from cmdline to new growable list, then
+ * append the refs from the standard input.
+ */
+ int alloc_heads = nr_heads;
+ int size = nr_heads * sizeof(*heads);
+ heads = memcpy(xmalloc(size), heads, size);
+ if (args.stateless_rpc) {
+ /* in stateless RPC mode we use pkt-line to read
+ * from stdin, until we get a flush packet
+ */
+ static char line[1000];
+ for (;;) {
+ int n = packet_read_line(0, line, sizeof(line));
+ if (!n)
+ break;
+ if (line[n-1] == '\n')
+ n--;
+ ALLOC_GROW(heads, nr_heads + 1, alloc_heads);
+ heads[nr_heads++] = xmemdupz(line, n);
+ }
+ }
+ else {
+ /* read from stdin one ref per line, until EOF */
+ struct strbuf line = STRBUF_INIT;
+ while (strbuf_getline(&line, stdin, '\n') != EOF) {
+ ALLOC_GROW(heads, nr_heads + 1, alloc_heads);
+ heads[nr_heads++] = strbuf_detach(&line, NULL);
+ }
+ strbuf_release(&line);
+ }
+ }
+
if (args.stateless_rpc) {
conn = NULL;
fd[0] = 0;
diff --git a/builtin/fetch.c b/builtin/fetch.c
index a8c3e4ceb8..bb9a0743ff 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -240,6 +240,7 @@ static int s_update_ref(const char *action,
static int update_local_ref(struct ref *ref,
const char *remote,
+ const struct ref *remote_ref,
struct strbuf *display)
{
struct commit *current = NULL, *updated;
@@ -293,18 +294,26 @@ static int update_local_ref(struct ref *ref,
const char *msg;
const char *what;
int r;
- if (!strncmp(ref->name, "refs/tags/", 10)) {
+ /*
+ * Nicely describe the new ref we're fetching.
+ * Base this on the remote's ref name, as it's
+ * more likely to follow a standard layout.
+ */
+ const char *name = remote_ref ? remote_ref->name : "";
+ if (!prefixcmp(name, "refs/tags/")) {
msg = "storing tag";
what = _("[new tag]");
- }
- else {
+ } else if (!prefixcmp(name, "refs/heads/")) {
msg = "storing head";
what = _("[new branch]");
- if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
- (recurse_submodules != RECURSE_SUBMODULES_ON))
- check_for_new_submodule_commits(ref->new_sha1);
+ } else {
+ msg = "storing ref";
+ what = _("[new ref]");
}
+ if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
+ (recurse_submodules != RECURSE_SUBMODULES_ON))
+ check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref(msg, ref, 0);
strbuf_addf(display, "%c %-*s %-*s -> %s%s",
r ? '!' : '*',
@@ -466,7 +475,7 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
strbuf_reset(&note);
if (ref) {
- rc |= update_local_ref(ref, what, &note);
+ rc |= update_local_ref(ref, what, rm, &note);
free(ref);
} else
strbuf_addf(&note, "* %-*s %-*s -> FETCH_HEAD",
diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index 1bc6b8b8c3..a517f1794a 100644
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -55,7 +55,48 @@ static void init_src_data(struct src_data *data)
static struct string_list srcs = STRING_LIST_INIT_DUP;
static struct string_list origins = STRING_LIST_INIT_DUP;
-static int handle_line(char *line)
+struct merge_parents {
+ int alloc, nr;
+ struct merge_parent {
+ unsigned char given[20];
+ unsigned char commit[20];
+ unsigned char used;
+ } *item;
+};
+
+/*
+ * I know, I know, this is inefficient, but you won't be pulling and merging
+ * hundreds of heads at a time anyway.
+ */
+static struct merge_parent *find_merge_parent(struct merge_parents *table,
+ unsigned char *given,
+ unsigned char *commit)
+{
+ int i;
+ for (i = 0; i < table->nr; i++) {
+ if (given && hashcmp(table->item[i].given, given))
+ continue;
+ if (commit && hashcmp(table->item[i].commit, commit))
+ continue;
+ return &table->item[i];
+ }
+ return NULL;
+}
+
+static void add_merge_parent(struct merge_parents *table,
+ unsigned char *given,
+ unsigned char *commit)
+{
+ if (table->nr && find_merge_parent(table, given, commit))
+ return;
+ ALLOC_GROW(table->item, table->nr + 1, table->alloc);
+ hashcpy(table->item[table->nr].given, given);
+ hashcpy(table->item[table->nr].commit, commit);
+ table->item[table->nr].used = 0;
+ table->nr++;
+}
+
+static int handle_line(char *line, struct merge_parents *merge_parents)
{
int i, len = strlen(line);
struct origin_data *origin_data;
@@ -63,6 +104,7 @@ static int handle_line(char *line)
struct src_data *src_data;
struct string_list_item *item;
int pulling_head = 0;
+ unsigned char sha1[20];
if (len < 43 || line[40] != '\t')
return 1;
@@ -73,14 +115,15 @@ static int handle_line(char *line)
if (line[41] != '\t')
return 2;
- line[40] = 0;
- origin_data = xcalloc(1, sizeof(struct origin_data));
- i = get_sha1(line, origin_data->sha1);
- line[40] = '\t';
- if (i) {
- free(origin_data);
+ i = get_sha1_hex(line, sha1);
+ if (i)
return 3;
- }
+
+ if (!find_merge_parent(merge_parents, sha1, NULL))
+ return 0; /* subsumed by other parents */
+
+ origin_data = xcalloc(1, sizeof(struct origin_data));
+ hashcpy(origin_data->sha1, sha1);
if (line[len - 1] == '\n')
line[len - 1] = 0;
@@ -472,6 +515,67 @@ static void fmt_merge_msg_sigs(struct strbuf *out)
strbuf_release(&tagbuf);
}
+static void find_merge_parents(struct merge_parents *result,
+ struct strbuf *in, unsigned char *head)
+{
+ struct commit_list *parents, *next;
+ struct commit *head_commit;
+ int pos = 0, i, j;
+
+ parents = NULL;
+ while (pos < in->len) {
+ int len;
+ char *p = in->buf + pos;
+ char *newline = strchr(p, '\n');
+ unsigned char sha1[20];
+ struct commit *parent;
+ struct object *obj;
+
+ len = newline ? newline - p : strlen(p);
+ pos += len + !!newline;
+
+ if (len < 43 ||
+ get_sha1_hex(p, sha1) ||
+ p[40] != '\t' ||
+ p[41] != '\t')
+ continue; /* skip not-for-merge */
+ /*
+ * Do not use get_merge_parent() here; we do not have
+ * "name" here and we do not want to contaminate its
+ * util field yet.
+ */
+ obj = parse_object(sha1);
+ parent = (struct commit *)peel_to_type(NULL, 0, obj, OBJ_COMMIT);
+ if (!parent)
+ continue;
+ commit_list_insert(parent, &parents);
+ add_merge_parent(result, obj->sha1, parent->object.sha1);
+ }
+ head_commit = lookup_commit(head);
+ if (head_commit)
+ commit_list_insert(head_commit, &parents);
+ parents = reduce_heads(parents);
+
+ while (parents) {
+ for (i = 0; i < result->nr; i++)
+ if (!hashcmp(result->item[i].commit,
+ parents->item->object.sha1))
+ result->item[i].used = 1;
+ next = parents->next;
+ free(parents);
+ parents = next;
+ }
+
+ for (i = j = 0; i < result->nr; i++) {
+ if (result->item[i].used) {
+ if (i != j)
+ result->item[j] = result->item[i];
+ j++;
+ }
+ }
+ result->nr = j;
+}
+
int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
struct fmt_merge_msg_opts *opts)
{
@@ -479,6 +583,9 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
unsigned char head_sha1[20];
const char *current_branch;
void *current_branch_to_free;
+ struct merge_parents merge_parents;
+
+ memset(&merge_parents, 0, sizeof(merge_parents));
/* get current branch */
current_branch = current_branch_to_free =
@@ -488,6 +595,8 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
if (!prefixcmp(current_branch, "refs/heads/"))
current_branch += 11;
+ find_merge_parents(&merge_parents, in, head_sha1);
+
/* get a line */
while (pos < in->len) {
int len;
@@ -498,7 +607,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
pos += len + !!newline;
i++;
p[len] = 0;
- if (handle_line(p))
+ if (handle_line(p, &merge_parents))
die ("Error in line %d: %.*s", i, len, p);
}
@@ -529,6 +638,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
strbuf_complete_line(out);
free(current_branch_to_free);
+ free(merge_parents.item);
return 0;
}
diff --git a/builtin/gc.c b/builtin/gc.c
index 271376d82b..9b4232c8f3 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -14,6 +14,7 @@
#include "cache.h"
#include "parse-options.h"
#include "run-command.h"
+#include "argv-array.h"
#define FAILED_RUN "failed to run %s"
@@ -28,12 +29,11 @@ static int gc_auto_threshold = 6700;
static int gc_auto_pack_limit = 50;
static const char *prune_expire = "2.weeks.ago";
-#define MAX_ADD 10
-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, NULL};
-static const char *argv_rerere[] = {"rerere", "gc", NULL};
+static struct argv_array pack_refs_cmd = ARGV_ARRAY_INIT;
+static struct argv_array reflog = ARGV_ARRAY_INIT;
+static struct argv_array repack = ARGV_ARRAY_INIT;
+static struct argv_array prune = ARGV_ARRAY_INIT;
+static struct argv_array rerere = ARGV_ARRAY_INIT;
static int gc_config(const char *var, const char *value, void *cb)
{
@@ -67,19 +67,6 @@ static int gc_config(const char *var, const char *value, void *cb)
return git_default_config(var, value, cb);
}
-static void append_option(const char **cmd, const char *opt, int max_length)
-{
- int i;
-
- for (i = 0; cmd[i]; i++)
- ;
-
- if (i + 2 >= max_length)
- die(_("Too many options specified"));
- cmd[i++] = opt;
- cmd[i] = NULL;
-}
-
static int too_many_loose_objects(void)
{
/*
@@ -144,6 +131,17 @@ static int too_many_packs(void)
return gc_auto_pack_limit <= cnt;
}
+static void add_repack_all_option(void)
+{
+ if (prune_expire && !strcmp(prune_expire, "now"))
+ argv_array_push(&repack, "-a");
+ else {
+ argv_array_push(&repack, "-A");
+ if (prune_expire)
+ argv_array_pushf(&repack, "--unpack-unreachable=%s", prune_expire);
+ }
+}
+
static int need_to_gc(void)
{
/*
@@ -160,10 +158,7 @@ static int need_to_gc(void)
* there is no need.
*/
if (too_many_packs())
- append_option(argv_repack,
- prune_expire && !strcmp(prune_expire, "now") ?
- "-a" : "-A",
- MAX_ADD);
+ add_repack_all_option();
else if (!too_many_loose_objects())
return 0;
@@ -177,7 +172,6 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
int aggressive = 0;
int auto_gc = 0;
int quiet = 0;
- char buf[80];
struct option builtin_gc_options[] = {
OPT__QUIET(&quiet, "suppress progress reporting"),
@@ -192,6 +186,12 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_gc_usage, builtin_gc_options);
+ argv_array_pushl(&pack_refs_cmd, "pack-refs", "--all", "--prune", NULL);
+ argv_array_pushl(&reflog, "reflog", "expire", "--all", NULL);
+ argv_array_pushl(&repack, "repack", "-d", "-l", NULL);
+ argv_array_pushl(&prune, "prune", "--expire", NULL );
+ argv_array_pushl(&rerere, "rerere", "gc", NULL);
+
git_config(gc_config, NULL);
if (pack_refs < 0)
@@ -203,15 +203,13 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
usage_with_options(builtin_gc_usage, builtin_gc_options);
if (aggressive) {
- append_option(argv_repack, "-f", MAX_ADD);
- append_option(argv_repack, "--depth=250", MAX_ADD);
- if (aggressive_window > 0) {
- sprintf(buf, "--window=%d", aggressive_window);
- append_option(argv_repack, buf, MAX_ADD);
- }
+ argv_array_push(&repack, "-f");
+ argv_array_push(&repack, "--depth=250");
+ if (aggressive_window > 0)
+ argv_array_pushf(&repack, "--window=%d", aggressive_window);
}
if (quiet)
- append_option(argv_repack, "-q", MAX_ADD);
+ argv_array_push(&repack, "-q");
if (auto_gc) {
/*
@@ -227,30 +225,27 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
"run \"git gc\" manually. See "
"\"git help gc\" for more information.\n"));
} else
- append_option(argv_repack,
- prune_expire && !strcmp(prune_expire, "now")
- ? "-a" : "-A",
- MAX_ADD);
+ add_repack_all_option();
- if (pack_refs && run_command_v_opt(argv_pack_refs, RUN_GIT_CMD))
- return error(FAILED_RUN, argv_pack_refs[0]);
+ if (pack_refs && run_command_v_opt(pack_refs_cmd.argv, RUN_GIT_CMD))
+ return error(FAILED_RUN, pack_refs_cmd.argv[0]);
- if (run_command_v_opt(argv_reflog, RUN_GIT_CMD))
- return error(FAILED_RUN, argv_reflog[0]);
+ if (run_command_v_opt(reflog.argv, RUN_GIT_CMD))
+ return error(FAILED_RUN, reflog.argv[0]);
- if (run_command_v_opt(argv_repack, RUN_GIT_CMD))
- return error(FAILED_RUN, argv_repack[0]);
+ if (run_command_v_opt(repack.argv, RUN_GIT_CMD))
+ return error(FAILED_RUN, repack.argv[0]);
if (prune_expire) {
- argv_prune[2] = prune_expire;
+ argv_array_push(&prune, 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]);
+ argv_array_push(&prune, "--no-progress");
+ if (run_command_v_opt(prune.argv, RUN_GIT_CMD))
+ return error(FAILED_RUN, prune.argv[0]);
}
- if (run_command_v_opt(argv_rerere, RUN_GIT_CMD))
- return error(FAILED_RUN, argv_rerere[0]);
+ if (run_command_v_opt(rerere.argv, RUN_GIT_CMD))
+ return error(FAILED_RUN, rerere.argv[0]);
if (auto_gc && too_many_loose_objects())
warning(_("There are too many unreachable loose objects; "
diff --git a/builtin/merge.c b/builtin/merge.c
index 08e01e8a60..470fc57c5d 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -52,7 +52,6 @@ static int fast_forward_only, option_edit = -1;
static int allow_trivial = 1, have_message;
static int overwrite_ignore = 1;
static struct strbuf merge_msg = STRBUF_INIT;
-static struct commit_list *remoteheads;
static struct strategy **use_strategies;
static size_t use_strategies_nr, use_strategies_alloc;
static const char **xopts;
@@ -318,7 +317,7 @@ static void finish_up_to_date(const char *msg)
drop_save();
}
-static void squash_message(struct commit *commit)
+static void squash_message(struct commit *commit, struct commit_list *remoteheads)
{
struct rev_info rev;
struct strbuf out = STRBUF_INIT;
@@ -366,6 +365,7 @@ static void squash_message(struct commit *commit)
}
static void finish(struct commit *head_commit,
+ struct commit_list *remoteheads,
const unsigned char *new_head, const char *msg)
{
struct strbuf reflog_message = STRBUF_INIT;
@@ -380,7 +380,7 @@ static void finish(struct commit *head_commit,
getenv("GIT_REFLOG_ACTION"), msg);
}
if (squash) {
- squash_message(head_commit);
+ squash_message(head_commit, remoteheads);
} else {
if (verbosity >= 0 && !merge_msg.len)
printf(_("No merge message -- not updating HEAD\n"));
@@ -683,6 +683,7 @@ int try_merge_command(const char *strategy, size_t xopts_nr,
}
static int try_merge_strategy(const char *strategy, struct commit_list *common,
+ struct commit_list *remoteheads,
struct commit *head, const char *head_arg)
{
int index_fd;
@@ -876,14 +877,14 @@ static void read_merge_msg(struct strbuf *msg)
die_errno(_("Could not read from '%s'"), filename);
}
-static void write_merge_state(void);
-static void abort_commit(const char *err_msg)
+static void write_merge_state(struct commit_list *);
+static void abort_commit(struct commit_list *remoteheads, const char *err_msg)
{
if (err_msg)
error("%s", err_msg);
fprintf(stderr,
_("Not committing merge; use 'git commit' to complete the merge.\n"));
- write_merge_state();
+ write_merge_state(remoteheads);
exit(1);
}
@@ -894,7 +895,7 @@ N_("Please enter a commit message to explain why this merge is necessary,\n"
"Lines starting with '#' will be ignored, and an empty message aborts\n"
"the commit.\n");
-static void prepare_to_commit(void)
+static void prepare_to_commit(struct commit_list *remoteheads)
{
struct strbuf msg = STRBUF_INIT;
const char *comment = _(merge_editor_comment);
@@ -907,18 +908,18 @@ static void prepare_to_commit(void)
git_path("MERGE_MSG"), "merge", NULL, NULL);
if (0 < option_edit) {
if (launch_editor(git_path("MERGE_MSG"), NULL, NULL))
- abort_commit(NULL);
+ abort_commit(remoteheads, NULL);
}
read_merge_msg(&msg);
stripspace(&msg, 0 < option_edit);
if (!msg.len)
- abort_commit(_("Empty commit message."));
+ abort_commit(remoteheads, _("Empty commit message."));
strbuf_release(&merge_msg);
strbuf_addbuf(&merge_msg, &msg);
strbuf_release(&msg);
}
-static int merge_trivial(struct commit *head)
+static int merge_trivial(struct commit *head, struct commit_list *remoteheads)
{
unsigned char result_tree[20], result_commit[20];
struct commit_list *parent = xmalloc(sizeof(*parent));
@@ -929,45 +930,37 @@ static int merge_trivial(struct commit *head)
parent->next = xmalloc(sizeof(*parent->next));
parent->next->item = remoteheads->item;
parent->next->next = NULL;
- prepare_to_commit();
+ prepare_to_commit(remoteheads);
if (commit_tree(&merge_msg, result_tree, parent, result_commit, NULL,
sign_commit))
die(_("failed to write commit object"));
- finish(head, result_commit, "In-index merge");
+ finish(head, remoteheads, result_commit, "In-index merge");
drop_save();
return 0;
}
static int finish_automerge(struct commit *head,
+ int head_subsumed,
struct commit_list *common,
+ struct commit_list *remoteheads,
unsigned char *result_tree,
const char *wt_strategy)
{
- struct commit_list *parents = NULL, *j;
+ struct commit_list *parents = NULL;
struct strbuf buf = STRBUF_INIT;
unsigned char result_commit[20];
free_commit_list(common);
- if (allow_fast_forward) {
- parents = remoteheads;
+ parents = remoteheads;
+ if (!head_subsumed || !allow_fast_forward)
commit_list_insert(head, &parents);
- parents = reduce_heads(parents);
- } else {
- struct commit_list **pptr = &parents;
-
- pptr = &commit_list_insert(head,
- pptr)->next;
- for (j = remoteheads; j; j = j->next)
- pptr = &commit_list_insert(j->item, pptr)->next;
- }
strbuf_addch(&merge_msg, '\n');
- prepare_to_commit();
- free_commit_list(remoteheads);
+ prepare_to_commit(remoteheads);
if (commit_tree(&merge_msg, result_tree, parents, result_commit,
NULL, sign_commit))
die(_("failed to write commit object"));
strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy);
- finish(head, result_commit, buf.buf);
+ finish(head, remoteheads, result_commit, buf.buf);
strbuf_release(&buf);
drop_save();
return 0;
@@ -1072,7 +1065,7 @@ static int setup_with_upstream(const char ***argv)
return i;
}
-static void write_merge_state(void)
+static void write_merge_state(struct commit_list *remoteheads)
{
const char *filename;
int fd;
@@ -1137,6 +1130,39 @@ static int default_edit_option(void)
st_stdin.st_mode == st_stdout.st_mode);
}
+static struct commit_list *collect_parents(struct commit *head_commit,
+ int *head_subsumed,
+ int argc, const char **argv)
+{
+ int i;
+ struct commit_list *remoteheads = NULL, *parents, *next;
+ struct commit_list **remotes = &remoteheads;
+
+ if (head_commit)
+ remotes = &commit_list_insert(head_commit, remotes)->next;
+ for (i = 0; i < argc; i++) {
+ struct commit *commit = get_merge_parent(argv[i]);
+ if (!commit)
+ die(_("%s - not something we can merge"), argv[i]);
+ remotes = &commit_list_insert(commit, remotes)->next;
+ }
+ *remotes = NULL;
+
+ parents = reduce_heads(remoteheads);
+
+ *head_subsumed = 1; /* we will flip this to 0 when we find it */
+ for (remoteheads = NULL, remotes = &remoteheads;
+ parents;
+ parents = next) {
+ struct commit *commit = parents->item;
+ next = parents->next;
+ if (commit == head_commit)
+ *head_subsumed = 0;
+ else
+ remotes = &commit_list_insert(commit, remotes)->next;
+ }
+ return remoteheads;
+}
int cmd_merge(int argc, const char **argv, const char *prefix)
{
@@ -1146,11 +1172,11 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
struct commit *head_commit;
struct strbuf buf = STRBUF_INIT;
const char *head_arg;
- int flag, i, ret = 0;
+ int flag, i, ret = 0, head_subsumed;
int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0;
struct commit_list *common = NULL;
const char *best_strategy = NULL, *wt_strategy = NULL;
- struct commit_list **remotes = &remoteheads;
+ struct commit_list *remoteheads, *p;
void *branch_to_free;
if (argc == 2 && !strcmp(argv[1], "-h"))
@@ -1255,6 +1281,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
head_arg = argv[1];
argv += 2;
argc -= 2;
+ remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
} else if (!head_commit) {
struct commit *remote_head;
/*
@@ -1270,7 +1297,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
if (!allow_fast_forward)
die(_("Non-fast-forward commit does not make sense into "
"an empty head"));
- remote_head = get_merge_parent(argv[0]);
+ remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
+ remote_head = remoteheads->item;
if (!remote_head)
die(_("%s - not something we can merge"), argv[0]);
read_empty(remote_head->object.sha1, 0);
@@ -1288,8 +1316,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
* the standard merge summary message to be appended
* to the given message.
*/
- for (i = 0; i < argc; i++)
- merge_name(argv[i], &merge_names);
+ remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
+ for (p = remoteheads; p; p = p->next)
+ merge_name(merge_remote_util(p->item)->name, &merge_names);
if (!have_message || shortlog_len) {
struct fmt_merge_msg_opts opts;
@@ -1308,19 +1337,16 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
builtin_merge_options);
strbuf_addstr(&buf, "merge");
- for (i = 0; i < argc; i++)
- strbuf_addf(&buf, " %s", argv[i]);
+ for (p = remoteheads; p; p = p->next)
+ strbuf_addf(&buf, " %s", merge_remote_util(p->item)->name);
setenv("GIT_REFLOG_ACTION", buf.buf, 0);
strbuf_reset(&buf);
- for (i = 0; i < argc; i++) {
- struct commit *commit = get_merge_parent(argv[i]);
- if (!commit)
- die(_("%s - not something we can merge"), argv[i]);
- remotes = &commit_list_insert(commit, remotes)->next;
+ for (p = remoteheads; p; p = p->next) {
+ struct commit *commit = p->item;
strbuf_addf(&buf, "GITHEAD_%s",
sha1_to_hex(commit->object.sha1));
- setenv(buf.buf, argv[i], 1);
+ setenv(buf.buf, merge_remote_util(commit)->name, 1);
strbuf_reset(&buf);
if (!fast_forward_only &&
merge_remote_util(commit) &&
@@ -1333,7 +1359,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
option_edit = default_edit_option();
if (!use_strategies) {
- if (!remoteheads->next)
+ if (!remoteheads)
+ ; /* already up-to-date */
+ else if (!remoteheads->next)
add_strategies(pull_twohead, DEFAULT_TWOHEAD);
else
add_strategies(pull_octopus, DEFAULT_OCTOPUS);
@@ -1346,7 +1374,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
allow_trivial = 0;
}
- if (!remoteheads->next)
+ if (!remoteheads)
+ ; /* already up-to-date */
+ else if (!remoteheads->next)
common = get_merge_bases(head_commit, remoteheads->item, 1);
else {
struct commit_list *list = remoteheads;
@@ -1358,10 +1388,11 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
update_ref("updating ORIG_HEAD", "ORIG_HEAD", head_commit->object.sha1,
NULL, 0, DIE_ON_ERR);
- if (!common)
+ if (remoteheads && !common)
; /* No common ancestors found. We need a real merge. */
- else if (!remoteheads->next && !common->next &&
- common->item == remoteheads->item) {
+ else if (!remoteheads ||
+ (!remoteheads->next && !common->next &&
+ common->item == remoteheads->item)) {
/*
* If head can reach all the merge then we are up to date.
* but first the most common case of merging one remote.
@@ -1399,7 +1430,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
goto done;
}
- finish(head_commit, commit->object.sha1, msg.buf);
+ finish(head_commit, remoteheads, commit->object.sha1, msg.buf);
drop_save();
goto done;
} else if (!remoteheads->next && common->next)
@@ -1421,7 +1452,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
if (!read_tree_trivial(common->item->object.sha1,
head_commit->object.sha1,
remoteheads->item->object.sha1)) {
- ret = merge_trivial(head_commit);
+ ret = merge_trivial(head_commit, remoteheads);
goto done;
}
printf(_("Nope.\n"));
@@ -1492,7 +1523,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
wt_strategy = use_strategies[i]->name;
ret = try_merge_strategy(use_strategies[i]->name,
- common, head_commit, head_arg);
+ common, remoteheads,
+ head_commit, head_arg);
if (!option_commit && !ret) {
merge_was_ok = 1;
/*
@@ -1534,8 +1566,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
* auto resolved the merge cleanly.
*/
if (automerge_was_ok) {
- ret = finish_automerge(head_commit, common, result_tree,
- wt_strategy);
+ ret = finish_automerge(head_commit, head_subsumed,
+ common, remoteheads,
+ result_tree, wt_strategy);
goto done;
}
@@ -1560,13 +1593,14 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
restore_state(head_commit->object.sha1, stash);
printf(_("Using the %s to prepare resolving by hand.\n"),
best_strategy);
- try_merge_strategy(best_strategy, common, head_commit, head_arg);
+ try_merge_strategy(best_strategy, common, remoteheads,
+ head_commit, head_arg);
}
if (squash)
- finish(head_commit, NULL, NULL);
+ finish(head_commit, remoteheads, NULL, NULL);
else
- write_merge_state();
+ write_merge_state(remoteheads);
if (merge_was_ok)
fprintf(stderr, _("Automatic merge went well; "
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 7b07c092cc..1861093e9d 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -63,6 +63,7 @@ static uint32_t nr_objects, nr_alloc, nr_result, nr_written;
static int non_empty;
static int reuse_delta = 1, reuse_object = 1;
static int keep_unreachable, unpack_unreachable, include_tag;
+static unsigned long unpack_unreachable_expiration;
static int local;
static int incremental;
static int ignore_packed_keep;
@@ -2249,6 +2250,10 @@ static void loosen_unused_packed_objects(struct rev_info *revs)
if (!p->pack_local || p->pack_keep)
continue;
+ if (unpack_unreachable_expiration &&
+ p->mtime < unpack_unreachable_expiration)
+ continue;
+
if (open_pack_index(p))
die("cannot open pack index");
@@ -2315,6 +2320,21 @@ static int option_parse_index_version(const struct option *opt,
return 0;
}
+static int option_parse_unpack_unreachable(const struct option *opt,
+ const char *arg, int unset)
+{
+ if (unset) {
+ unpack_unreachable = 0;
+ unpack_unreachable_expiration = 0;
+ }
+ else {
+ unpack_unreachable = 1;
+ if (arg)
+ unpack_unreachable_expiration = approxidate(arg);
+ }
+ return 0;
+}
+
static int option_parse_ulong(const struct option *opt,
const char *arg, int unset)
{
@@ -2392,8 +2412,9 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
"include tag objects that refer to objects to be packed"),
OPT_BOOL(0, "keep-unreachable", &keep_unreachable,
"keep unreachable objects"),
- OPT_BOOL(0, "unpack-unreachable", &unpack_unreachable,
- "unpack unreachable objects"),
+ { OPTION_CALLBACK, 0, "unpack-unreachable", NULL, "time",
+ "unpack unreachable objects newer than <time>",
+ PARSE_OPT_OPTARG, option_parse_unpack_unreachable },
OPT_BOOL(0, "thin", &thin,
"create thin packs"),
OPT_BOOL(0, "honor-pack-keep", &ignore_packed_keep,
diff --git a/builtin/push.c b/builtin/push.c
index 693671315e..fdfcc6c716 100644
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -76,7 +76,44 @@ static int push_url_of_remote(struct remote *remote, const char ***url_p)
return remote->url_nr;
}
-static void setup_push_upstream(struct remote *remote)
+static NORETURN int die_push_simple(struct branch *branch, struct remote *remote) {
+ /*
+ * There's no point in using shorten_unambiguous_ref here,
+ * as the ambiguity would be on the remote side, not what
+ * we have locally. Plus, this is supposed to be the simple
+ * mode. If the user is doing something crazy like setting
+ * upstream to a non-branch, we should probably be showing
+ * them the big ugly fully qualified ref.
+ */
+ const char *advice_maybe = "";
+ const char *short_upstream =
+ skip_prefix(branch->merge[0]->src, "refs/heads/");
+
+ if (!short_upstream)
+ short_upstream = branch->merge[0]->src;
+ /*
+ * Don't show advice for people who explicitely set
+ * push.default.
+ */
+ if (push_default == PUSH_DEFAULT_UNSPECIFIED)
+ advice_maybe = _("\n"
+ "To choose either option permanently, "
+ "see push.default in 'git help config'.");
+ die(_("The upstream branch of your current branch does not match\n"
+ "the name of your current branch. To push to the upstream branch\n"
+ "on the remote, use\n"
+ "\n"
+ " git push %s HEAD:%s\n"
+ "\n"
+ "To push to the branch of the same name on the remote, use\n"
+ "\n"
+ " git push %s %s\n"
+ "%s"),
+ remote->name, short_upstream,
+ remote->name, branch->name, advice_maybe);
+}
+
+static void setup_push_upstream(struct remote *remote, int simple)
{
struct strbuf refspec = STRBUF_INIT;
struct branch *branch = branch_get(NULL);
@@ -103,6 +140,8 @@ static void setup_push_upstream(struct remote *remote)
"your current branch '%s', without telling me what to push\n"
"to update which remote branch."),
remote->name, branch->name);
+ if (simple && strcmp(branch->refname, branch->merge[0]->src))
+ die_push_simple(branch, remote);
strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src);
add_refspec(refspec.buf);
@@ -119,8 +158,12 @@ static void setup_default_push_refspecs(struct remote *remote)
add_refspec(":");
break;
+ case PUSH_DEFAULT_SIMPLE:
+ setup_push_upstream(remote, 1);
+ break;
+
case PUSH_DEFAULT_UPSTREAM:
- setup_push_upstream(remote);
+ setup_push_upstream(remote, 0);
break;
case PUSH_DEFAULT_CURRENT:
@@ -284,13 +327,21 @@ static int option_parse_recurse_submodules(const struct option *opt,
const char *arg, int unset)
{
int *flags = opt->value;
+
+ if (*flags & (TRANSPORT_RECURSE_SUBMODULES_CHECK |
+ TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND))
+ die("%s can only be used once.", opt->long_name);
+
if (arg) {
if (!strcmp(arg, "check"))
*flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK;
+ else if (!strcmp(arg, "on-demand"))
+ *flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND;
else
die("bad %s argument: %s", opt->long_name, arg);
} else
- die("option %s needs an argument (check)", opt->long_name);
+ die("option %s needs an argument (check|on-demand)",
+ opt->long_name);
return 0;
}
diff --git a/builtin/remote.c b/builtin/remote.c
index 51434fa5f3..0f0c594b2f 100644
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -9,7 +9,7 @@
static const char * const builtin_remote_usage[] = {
"git remote [-v | --verbose]",
- "git remote add [-t <branch>] [-m <master>] [-f] [--mirror=<fetch|push>] <name> <url>",
+ "git remote add [-t <branch>] [-m <master>] [-f] [--tags|--no-tags] [--mirror=<fetch|push>] <name> <url>",
"git remote rename <old> <new>",
"git remote rm <name>",
"git remote set-head <name> (-a | -d | <branch>)",
@@ -17,7 +17,7 @@ static const char * const builtin_remote_usage[] = {
"git remote prune [-n | --dry-run] <name>",
"git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]",
"git remote set-branches [--add] <name> <branch>...",
- "git remote set-url <name> <newurl> [<oldurl>]",
+ "git remote set-url [--push] <name> <newurl> [<oldurl>]",
"git remote set-url --add <name> <newurl>",
"git remote set-url --delete <name> <url>",
NULL
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 98d1cbecca..733f626f6c 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -634,6 +634,8 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
if (!strcmp(arg, "--show-prefix")) {
if (prefix)
puts(prefix);
+ else
+ putchar('\n');
continue;
}
if (!strcmp(arg, "--show-cdup")) {
diff --git a/builtin/revert.c b/builtin/revert.c
index e6840f23dc..82d1bf844b 100644
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -86,6 +86,7 @@ static void verify_opt_mutually_compatible(const char *me, ...)
break;
}
}
+ va_end(ap);
if (opt1 && opt2)
die(_("%s: %s cannot be used with %s"), me, opt1, opt2);
@@ -114,12 +115,16 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
OPT_END(),
OPT_END(),
OPT_END(),
+ OPT_END(),
+ OPT_END(),
};
if (opts->action == REPLAY_PICK) {
struct option cp_extra[] = {
OPT_BOOLEAN('x', NULL, &opts->record_origin, "append commit name"),
OPT_BOOLEAN(0, "ff", &opts->allow_ff, "allow fast-forward"),
+ OPT_BOOLEAN(0, "allow-empty", &opts->allow_empty, "preserve initially empty commits"),
+ OPT_BOOLEAN(0, "keep-redundant-commits", &opts->keep_redundant_commits, "keep redundant, empty commits"),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
@@ -137,6 +142,10 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
"--abort", rollback,
NULL);
+ /* implies allow_empty */
+ if (opts->keep_redundant_commits)
+ opts->allow_empty = 1;
+
/* Set the subcommand */
if (remove_state)
opts->subcommand = REPLAY_REMOVE_STATE;
@@ -181,12 +190,15 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
if (opts->subcommand != REPLAY_NONE) {
opts->revs = NULL;
} else {
+ struct setup_revision_opt s_r_opt;
opts->revs = xmalloc(sizeof(*opts->revs));
init_revisions(opts->revs, NULL);
opts->revs->no_walk = 1;
if (argc < 2)
usage_with_options(usage_str, options);
- argc = setup_revisions(argc, argv, opts->revs, NULL);
+ memset(&s_r_opt, 0, sizeof(s_r_opt));
+ s_r_opt.assume_dashdash = 1;
+ argc = setup_revisions(argc, argv, opts->revs, &s_r_opt);
}
if (argc > 1)
diff --git a/builtin/update-index.c b/builtin/update-index.c
index a6a23fa1f3..5f038d64da 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -708,6 +708,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
int newfd, entries, has_errors = 0, line_termination = '\n';
int read_from_stdin = 0;
int prefix_length = prefix ? strlen(prefix) : 0;
+ int preferred_index_format = 0;
char set_executable_bit = 0;
struct refresh_params refresh_args = {0, &has_errors};
int lock_error = 0;
@@ -791,6 +792,8 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
"(for porcelains) forget saved unresolved conflicts",
PARSE_OPT_NOARG | PARSE_OPT_NONEG,
resolve_undo_clear_callback},
+ OPT_INTEGER(0, "index-version", &preferred_index_format,
+ "write index in this format"),
OPT_END()
};
@@ -851,6 +854,17 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
}
}
argc = parse_options_end(&ctx);
+ if (preferred_index_format) {
+ if (preferred_index_format < INDEX_FORMAT_LB ||
+ INDEX_FORMAT_UB < preferred_index_format)
+ die("index-version %d not in range: %d..%d",
+ preferred_index_format,
+ INDEX_FORMAT_LB, INDEX_FORMAT_UB);
+
+ if (the_index.version != preferred_index_format)
+ active_cache_changed = 1;
+ the_index.version = preferred_index_format;
+ }
if (read_from_stdin) {
struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT;
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