Merge branch 'ph/strbuf'

* ph/strbuf: (44 commits)
  Make read_patch_file work on a strbuf.
  strbuf_read_file enhancement, and use it.
  strbuf change: be sure ->buf is never ever NULL.
  double free in builtin-update-index.c
  Clean up stripspace a bit, use strbuf even more.
  Add strbuf_read_file().
  rerere: Fix use of an empty strbuf.buf
  Small cache_tree_write refactor.
  Make builtin-rerere use of strbuf nicer and more efficient.
  Add strbuf_cmp.
  strbuf_setlen(): do not barf on setting length of an empty buffer to 0
  sq_quote_argv and add_to_string rework with strbuf's.
  Full rework of quote_c_style and write_name_quoted.
  Rework unquote_c_style to work on a strbuf.
  strbuf API additions and enhancements.
  nfv?asprintf are broken without va_copy, workaround them.
  Fix the expansion pattern of the pseudo-static path buffer.
  builtin-for-each-ref.c::copy_name() - do not overstep the buffer.
  builtin-apply.c: fix a tiny leak introduced during xmemdupz() conversion.
  Use xmemdupz() in many places.
  ...

1 files changed, 6 insertions, 7 deletions

diff --git a/builtin-show-branch.c b/builtin-show-branch.c
index 4fa87f6081..07a0c2316b 100644
--- a/builtin-show-branch.c
+++ b/builtin-show-branch.c
@@ -259,16 +259,15 @@ static void join_revs(struct commit_list **list_p,
 
 static void show_one_commit(struct commit *commit, int no_name)
 {
-	char *pretty = NULL;
+	struct strbuf pretty;
 	const char *pretty_str = "(unavailable)";
-	unsigned long pretty_len = 0;
 	struct commit_name *name = commit->util;
 
+	strbuf_init(&pretty, 0);
 	if (commit->object.parsed) {
-		pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0,
-				    &pretty, &pretty_len,
-				    0, NULL, NULL, 0);
-		pretty_str = pretty;
+		pretty_print_commit(CMIT_FMT_ONELINE, commit,
+					&pretty, 0, NULL, NULL, 0);
+		pretty_str = pretty.buf;
 	}
 	if (!prefixcmp(pretty_str, "[PATCH] "))
 		pretty_str += 8;
@@ -289,7 +288,7 @@ static void show_one_commit(struct commit *commit, int no_name)
 			       find_unique_abbrev(commit->object.sha1, 7));
 	}
 	puts(pretty_str);
-	free(pretty);
+	strbuf_release(&pretty);
 }
 
 static char *ref_name[MAX_REVS + 1];