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[PATCH v2 03/19] reset.c: pass pathspec around instead of (prefix, argv) pair

From
Martin von Zweigbergk <martinvonz@gmail.com>
Date
Jan 15, 2013, 05:47 UTC
Message-ID
<1358228871-7142-4-git-send-email-martinvonz@gmail.com>
In-Reply-To
<1358228871-7142-1-git-send-email-martinvonz@gmail.com>

We use the path arguments in two places in reset.c: in interactive_reset() and read_from_tree(). Both of these call get_pathspec(), so we pass the (prefix, argv) pair to both functions. Move the call to get_pathspec() out of these methods, for two reasons: 1) One argument is simpler than two. 2) It lets us use the (arguably clearer) "if (pathspec)" in place of "if (i < argc)".

Signed-off-by: Martin von Zweigbergk <martinvonz@gmail.com>
---
 builtin/reset.c | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)
diff --git a/builtin/reset.c b/builtin/reset.c
index 65413d0..045c960 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -153,26 +153,15 @@ static void update_index_from_diff(struct diff_queue_struct *q,
 	}
 }
 
-static int interactive_reset(const char *revision, const char **argv,
-			     const char *prefix)
-{
-	const char **pathspec = NULL;
-
-	if (*argv)
-		pathspec = get_pathspec(prefix, argv);
-
-	return run_add_interactive(revision, "--patch=reset", pathspec);
-}
-
-static int read_from_tree(const char *prefix, const char **argv,
-		unsigned char *tree_sha1, int refresh_flags)
+static int read_from_tree(const char **pathspec, unsigned char *tree_sha1,
+			  int refresh_flags)
 {
 	struct lock_file *lock = xcalloc(1, sizeof(struct lock_file));
 	int index_fd;
 	struct diff_options opt;
 
 	memset(&opt, 0, sizeof(opt));
-	diff_tree_setup_paths(get_pathspec(prefix, (const char **)argv), &opt);
+	diff_tree_setup_paths(pathspec, &opt);
 	opt.output_format = DIFF_FORMAT_CALLBACK;
 	opt.format_callback = update_index_from_diff;
 
@@ -216,6 +205,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
 	const char *rev = "HEAD";
 	unsigned char sha1[20], *orig = NULL, sha1_orig[20],
 				*old_orig = NULL, sha1_old_orig[20];
+	const char **pathspec = NULL;
 	struct commit *commit;
 	struct strbuf msg = STRBUF_INIT;
 	const struct option options[] = {
@@ -287,22 +277,25 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
 		die(_("Could not parse object '%s'."), rev);
 	hashcpy(sha1, commit->object.sha1);
 
+	if (i < argc)
+		pathspec = get_pathspec(prefix, argv + i);
+
 	if (patch_mode) {
 		if (reset_type != NONE)
 			die(_("--patch is incompatible with --{hard,mixed,soft}"));
-		return interactive_reset(rev, argv + i, prefix);
+		return run_add_interactive(rev, "--patch=reset", pathspec);
 	}
 
 	/* git reset tree [--] paths... can be used to
 	 * load chosen paths from the tree into the index without
 	 * affecting the working tree nor HEAD. */
-	if (i < argc) {
+	if (pathspec) {
 		if (reset_type == MIXED)
 			warning(_("--mixed with paths is deprecated; use 'git reset -- <paths>' instead."));
 		else if (reset_type != NONE)
 			die(_("Cannot do %s reset with paths."),
 					_(reset_type_names[reset_type]));
-		return read_from_tree(prefix, argv + i, sha1,
+		return read_from_tree(pathspec, sha1,
 				quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN);
 	}
 	if (reset_type == NONE)
-- 
1.8.1.1.454.gce43f05
Previous: Martin von ZweigbergkNext: Martin von Zweigbergk
Message 49 of 68 in “reset improvements”
  1. 00/19 reset improvementsMartin von Zweigbergk, Jan 9, 2013
  2. 01/19 reset $pathspec: no need to discard indexMartin von Zweigbergk, Jan 9, 2013
  3. 02/19 reset $pathspec: exit with code 0 if successfulMartin von Zweigbergk, Jan 9, 2013
  4. 03/19 reset.c: pass pathspec around instead of (prefix, argv) pairMartin von Zweigbergk, Jan 9, 2013
  5. Matt KraaiJan 9, 2013
  6. Junio C HamanoJan 9, 2013
  7. Duy NguyenJan 10, 2013
  8. Junio C HamanoJan 10, 2013
  9. Duy NguyenJan 11, 2013
  10. 04/19 reset: don't allow "git reset -- $pathspec" in bare repoMartin von Zweigbergk, Jan 9, 2013
  11. Junio C HamanoJan 9, 2013
  12. Martin von ZweigbergkJan 10, 2013
  13. Junio C HamanoJan 10, 2013
  14. 05/19 reset.c: extract function for parsing argumentsMartin von Zweigbergk, Jan 9, 2013
  15. 06/19 reset.c: remove unnecessary variable 'i'Martin von Zweigbergk, Jan 9, 2013
  16. Junio C HamanoJan 9, 2013
  17. Martin von ZweigbergkJan 10, 2013
  18. 07/19 reset.c: extract function for updating {ORIG,}HEADMartin von Zweigbergk, Jan 9, 2013
  19. Matt KraaiJan 9, 2013
  20. 08/19 reset.c: share call to die_if_unmerged_cache()Martin von Zweigbergk, Jan 9, 2013
  21. Junio C HamanoJan 9, 2013
  22. Martin von ZweigbergkJan 10, 2013
  23. 09/19 reset.c: replace switch by if-elseMartin von Zweigbergk, Jan 9, 2013
  24. Junio C HamanoJan 9, 2013
  25. Martin von ZweigbergkJan 11, 2013
  26. Junio C HamanoJan 11, 2013
  27. 10/19 reset --keep: only write index file onceMartin von Zweigbergk, Jan 9, 2013
  28. Junio C HamanoJan 9, 2013
  29. 11/19 reset: avoid redundant error messageMartin von Zweigbergk, Jan 9, 2013
  30. 12/19 reset.c: move update_index_refresh() call out of read_from_tree()Martin von Zweigbergk, Jan 9, 2013
  31. 13/19 reset.c: move lock, write and commit out of update_index_refresh()Martin von Zweigbergk, Jan 9, 2013
  32. 14/19 reset [--mixed]: don't write index file twiceMartin von Zweigbergk, Jan 9, 2013
  33. 15/19 reset.c: finish entire cmd_reset() whether or not pathspec is givenMartin von Zweigbergk, Jan 9, 2013
  34. Junio C HamanoJan 9, 2013
  35. 16/19 reset [--mixed] --quiet: don't refresh indexMartin von Zweigbergk, Jan 9, 2013
  36. Jeff KingJan 9, 2013
  37. Martin von ZweigbergkJan 9, 2013
  38. Junio C HamanoJan 9, 2013
  39. Martin von ZweigbergkJan 9, 2013
  40. Junio C HamanoJan 9, 2013
  41. 17/19 reset $sha1 $pathspec: require $sha1 only to be treeishMartin von Zweigbergk, Jan 9, 2013
  42. Junio C HamanoJan 9, 2013
  43. 18/19 reset: allow reset on unborn branchMartin von Zweigbergk, Jan 9, 2013
  44. 19/19 reset [--mixed]: use diff-based reset whether or not pathspec was givenMartin von Zweigbergk, Jan 9, 2013
  45. Junio C HamanoJan 9, 2013
  46. 00/19 reset improvementsMartin von Zweigbergk, Jan 15, 2013
  47. 01/19 reset $pathspec: no need to discard indexMartin von Zweigbergk, Jan 15, 2013
  48. 02/19 reset $pathspec: exit with code 0 if successfulMartin von Zweigbergk, Jan 15, 2013
  49. 03/19 reset.c: pass pathspec around instead of (prefix, argv) pairMartin von Zweigbergk, Jan 15, 2013
  50. 04/19 reset: don't allow "git reset -- $pathspec" in bare repoMartin von Zweigbergk, Jan 15, 2013
  51. 05/19 reset.c: extract function for parsing argumentsMartin von Zweigbergk, Jan 15, 2013
  52. 06/19 reset.c: remove unnecessary variable 'i'Martin von Zweigbergk, Jan 15, 2013
  53. 07/19 reset.c: extract function for updating {ORIG_,}HEADMartin von Zweigbergk, Jan 15, 2013
  54. 08/19 reset.c: share call to die_if_unmerged_cache()Martin von Zweigbergk, Jan 15, 2013
  55. 09/19 reset --keep: only write index file onceMartin von Zweigbergk, Jan 15, 2013
  56. 10/19 reset: avoid redundant error messageMartin von Zweigbergk, Jan 15, 2013
  57. 11/19 reset.c: replace switch by if-elseMartin von Zweigbergk, Jan 15, 2013
  58. 12/19 reset.c: move update_index_refresh() call out of read_from_tree()Martin von Zweigbergk, Jan 15, 2013
  59. 13/19 reset.c: move lock, write and commit out of update_index_refresh()Martin von Zweigbergk, Jan 15, 2013
  60. 14/19 reset [--mixed]: only write index file onceMartin von Zweigbergk, Jan 15, 2013
  61. 15/19 reset.c: finish entire cmd_reset() whether or not pathspec is givenMartin von Zweigbergk, Jan 15, 2013
  62. 16/19 reset.c: inline update_index_refresh()Martin von Zweigbergk, Jan 15, 2013
  63. 17/19 reset $sha1 $pathspec: require $sha1 only to be treeishMartin von Zweigbergk, Jan 15, 2013
  64. 17/19 fixup! reset $sha1 $pathspec: require $sha1 only to be treeishMartin von Zweigbergk, Jan 16, 2013
  65. Martin von ZweigbergkJan 16, 2013
  66. 18/19 reset: allow reset on unborn branchMartin von Zweigbergk, Jan 15, 2013
  67. 19/19 reset [--mixed]: use diff-based reset whether or not pathspec was givenMartin von Zweigbergk, Jan 15, 2013
  68. Martin von ZweigbergkJan 15, 2013

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