Merge branch 'maint'

* maint:
  tutorial: gentler illustration of Alice/Bob workflow using gitk
  pretty=format: respect date format options
  make git-shell paranoid about closed stdin/stdout/stderr
  Document gitk --argscmd flag.
  Fix '--dirstat' with cross-directory renaming
  for-each-ref: Allow a trailing slash in the patterns

diff --git a/Documentation/gitk.txt b/Documentation/gitk.txt
index 6e827cd11c6d464e1369bf1ca23af0dd53b9be32..ae29a00d591289b0b2534402599fa7a6fe1e3266 100644 (file)
--- a/Documentation/gitk.txt
+++ b/Documentation/gitk.txt
@@ -49,6 +49,13 @@ frequently used options.
        the history between two branches (i.e. the HEAD and the MERGE_HEAD)
        that modify the conflicted files.
 
+--argscmd=<command>::
+       Command to be run each time gitk has to determine the list of
+       <revs> to show.  The command is expected to print on its standard
+       output a list of additional revs to be shown, one per line.
+       Use this instead of explicitly specifying <revs> if the set of
+       commits to show may vary between refreshes.
+
 <revs>::
 
        Limit the revisions to show. This can be either a single revision

diff --git a/Documentation/gittutorial.txt b/Documentation/gittutorial.txt
index 48d1454a90cf9453e5e3c9fa01b3dbc369a58f1f..384972cb9bb4a04c55bd8c4796bcd3408e44d5e9 100644 (file)
--- a/Documentation/gittutorial.txt
+++ b/Documentation/gittutorial.txt
@@ -321,10 +321,37 @@ pulling, like this:
 
 ------------------------------------------------
 alice$ git fetch /home/bob/myrepo master
-alice$ git log -p ..FETCH_HEAD
+alice$ git log -p HEAD..FETCH_HEAD
 ------------------------------------------------
 
 This operation is safe even if Alice has uncommitted local changes.
+The range notation HEAD..FETCH_HEAD" means "show everything that is reachable
+from the FETCH_HEAD but exclude anything that is reachable from HEAD.
+Alice already knows everything that leads to her current state (HEAD),
+and reviewing what Bob has in his state (FETCH_HEAD) that she has not
+seen with this command
+
+If Alice wants to visualize what Bob did since their histories forked
+she can issue the following command:
+
+------------------------------------------------
+$ gitk HEAD..FETCH_HEAD
+------------------------------------------------
+
+This uses the same two-dot range notation we saw earlier with 'git log'.
+
+Alice may want to view what both of them did since they forked.
+She can use three-dot form instead of the two-dot form:
+
+------------------------------------------------
+$ gitk HEAD...FETCH_HEAD
+------------------------------------------------
+
+This means "show everything that is reachable from either one, but
+exclude anything that is reachable from both of them".
+
+Please note that these range notation can be used with both gitk
+and "git log".
 
 After inspecting what Bob did, if there is nothing urgent, Alice may
 decide to continue working without pulling from Bob.  If Bob's history

diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt
index c11d4957714db202a012209e2437b9e050a28ae0..388d4925e6bc4bacb708f75437e9aaa216fcb9cc 100644 (file)
--- a/Documentation/pretty-formats.txt
+++ b/Documentation/pretty-formats.txt
@@ -103,7 +103,7 @@ The placeholders are:
 - '%an': author name
 - '%aN': author name (respecting .mailmap)
 - '%ae': author email
-- '%ad': author date
+- '%ad': author date (format respects --date= option)
 - '%aD': author date, RFC2822 style
 - '%ar': author date, relative
 - '%at': author date, UNIX timestamp

diff --git a/archive.c b/archive.c
index 5b40e261f10e42b9f9ee9b4dbfe231765156bf64..e2280df56723809c5af1d566f0721e2639fff10c 100644 (file)
--- a/archive.c
+++ b/archive.c
@@ -48,7 +48,7 @@ static void format_subst(const struct commit *commit,
                strbuf_add(&fmt, b + 8, c - b - 8);
 
                strbuf_add(buf, src, b - src);
-               format_commit_message(commit, fmt.buf, buf);
+               format_commit_message(commit, fmt.buf, buf, DATE_NORMAL);
                len -= c + 1 - src;
                src  = c + 1;
        }

diff --git a/builtin-commit.c b/builtin-commit.c
index 649c8beb3e716dd5797787ced61d2fee23b7140f..c870037b07ca00aeeeb369fdae98c9b828be0af2 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -882,7 +882,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 
        if (!log_tree_commit(&rev, commit)) {
                struct strbuf buf = STRBUF_INIT;
-               format_commit_message(commit, "%h: %s", &buf);
+               format_commit_message(commit, "%h: %s", &buf, DATE_NORMAL);
                printf("%s\n", buf.buf);
                strbuf_release(&buf);
        }

diff --git a/builtin-for-each-ref.c b/builtin-for-each-ref.c
index 4d25ec51d009bf18f95c60ca9ccd641ac5792db6..21e92bbcb577c0361df51bd81e6fb5ab546619ea 100644 (file)
--- a/builtin-for-each-ref.c
+++ b/builtin-for-each-ref.c
@@ -652,7 +652,8 @@ static int grab_single_ref(const char *refname, const unsigned char *sha1, int f
                        if ((plen <= namelen) &&
                            !strncmp(refname, p, plen) &&
                            (refname[plen] == '\0' ||
-                            refname[plen] == '/'))
+                            refname[plen] == '/' ||
+                            p[plen-1] == '/'))
                                break;
                        if (!fnmatch(p, refname, FNM_PATHNAME))
                                break;

diff --git a/commit.h b/commit.h
index d163c7487b0dd65d6c0cc9cb568c3ae44e30726d..de15f4d715ded4d8fd4f882b44fd9a320e7cdb2e 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -67,7 +67,8 @@ extern int non_ascii(int);
 struct rev_info; /* in revision.h, it circularly uses enum cmit_fmt */
 extern void get_commit_format(const char *arg, struct rev_info *);
 extern void format_commit_message(const struct commit *commit,
-                                  const void *format, struct strbuf *sb);
+                                 const void *format, struct strbuf *sb,
+                                 enum date_mode dmode);
 extern void pretty_print_commit(enum cmit_fmt fmt, const struct commit*,
                                 struct strbuf *,
                                 int abbrev, const char *subject,

diff --git a/diff.c b/diff.c
index 18fa7a712cc3a40ae8ce30295e5daf72bf015c95..135dec459a0f5d0abba812d773d7962d460e078f 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -1060,6 +1060,13 @@ static long gather_dirstat(FILE *file, struct dirstat_dir *dir, unsigned long ch
        return this_dir;
 }
 
+static int dirstat_compare(const void *_a, const void *_b)
+{
+       const struct dirstat_file *a = _a;
+       const struct dirstat_file *b = _b;
+       return strcmp(a->name, b->name);
+}
+
 static void show_dirstat(struct diff_options *options)
 {
        int i;
@@ -1119,6 +1126,7 @@ static void show_dirstat(struct diff_options *options)
                return;
 
        /* Show all directories with more than x% of the changes */
+       qsort(dir.files, dir.nr, sizeof(dir.files[0]), dirstat_compare);
        gather_dirstat(options->file, &dir, changed, "", 0);
 }
 

diff --git a/pretty.c b/pretty.c
index 33ef34a4119812674726254fee3f391fb5734fdb..a29c290009587a12cdc6aec335d508d29481e697 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -310,7 +310,7 @@ static int mailmap_name(struct strbuf *sb, const char *email)
 }
 
 static size_t format_person_part(struct strbuf *sb, char part,
-                               const char *msg, int len)
+                                const char *msg, int len, enum date_mode dmode)
 {
        /* currently all placeholders have same length */
        const int placeholder_len = 2;
@@ -377,7 +377,7 @@ static size_t format_person_part(struct strbuf *sb, char part,
 
        switch (part) {
        case 'd':       /* date */
-               strbuf_addstr(sb, show_date(date, tz, DATE_NORMAL));
+               strbuf_addstr(sb, show_date(date, tz, dmode));
                return placeholder_len;
        case 'D':       /* date, RFC2822 style */
                strbuf_addstr(sb, show_date(date, tz, DATE_RFC2822));
@@ -409,6 +409,7 @@ struct chunk {
 
 struct format_commit_context {
        const struct commit *commit;
+       enum date_mode dmode;
 
        /* These offsets are relative to the start of the commit message. */
        int commit_header_parsed;
@@ -584,10 +585,12 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
                return 1;
        case 'a':       /* author ... */
                return format_person_part(sb, placeholder[1],
-                                  msg + c->author.off, c->author.len);
+                                  msg + c->author.off, c->author.len,
+                                  c->dmode);
        case 'c':       /* committer ... */
                return format_person_part(sb, placeholder[1],
-                                  msg + c->committer.off, c->committer.len);
+                                  msg + c->committer.off, c->committer.len,
+                                  c->dmode);
        case 'e':       /* encoding */
                strbuf_add(sb, msg + c->encoding.off, c->encoding.len);
                return 1;
@@ -599,12 +602,14 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
 }
 
 void format_commit_message(const struct commit *commit,
-                           const void *format, struct strbuf *sb)
+                          const void *format, struct strbuf *sb,
+                          enum date_mode dmode)
 {
        struct format_commit_context context;
 
        memset(&context, 0, sizeof(context));
        context.commit = commit;
+       context.dmode = dmode;
        strbuf_expand(sb, format, format_commit_item, &context);
 }
 
@@ -770,7 +775,7 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
        const char *encoding;
 
        if (fmt == CMIT_FMT_USERFORMAT) {
-               format_commit_message(commit, user_format, sb);
+               format_commit_message(commit, user_format, sb, dmode);
                return;
        }
 

diff --git a/shell.c b/shell.c
index 0f6a727a8c267cdeb3a93c30bc688bb64ecd8003..e3393690dd3b79af80e6b95710583e744fd574d4 100644 (file)
--- a/shell.c
+++ b/shell.c
@@ -48,6 +48,19 @@ int main(int argc, char **argv)
 {
        char *prog;
        struct commands *cmd;
+       int devnull_fd;
+
+       /*
+        * Always open file descriptors 0/1/2 to avoid clobbering files
+        * in die().  It also avoids not messing up when the pipes are
+        * dup'ed onto stdin/stdout/stderr in the child processes we spawn.
+        */
+       devnull_fd = open("/dev/null", O_RDWR);
+       while (devnull_fd >= 0 && devnull_fd <= 2)
+               devnull_fd = dup(devnull_fd);
+       if (devnull_fd == -1)
+               die("opening /dev/null failed (%s)", strerror(errno));
+       close (devnull_fd);
 
        /*
         * Special hack to pretend to be a CVS server

diff --git a/t/t6006-rev-list-format.sh b/t/t6006-rev-list-format.sh
index 9176484db2f78122f71c0f11889e01382effcfb9..485ad4d44a6b9714c1986d6cff9c02263e1eb0f1 100755 (executable)
--- a/t/t6006-rev-list-format.sh
+++ b/t/t6006-rev-list-format.sh
@@ -139,6 +139,12 @@ commit 131a310eb913d107dd3c09a65d1651175898735d
 commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
 EOF
 
+test_expect_success '%ad respects --date=' '
+       echo 2005-04-07 >expect.ad-short &&
+       git log -1 --date=short --pretty=tformat:%ad >output.ad-short master &&
+       test_cmp expect.ad-short output.ad-short
+'
+
 test_expect_success 'empty email' '
        test_tick &&
        C=$(GIT_AUTHOR_EMAIL= git commit-tree HEAD^{tree} </dev/null) &&