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[PATCH v3 46/49] builtin/apply: move 'state' check into check_apply_state()

From
Christian Couder <christian.couder@gmail.com>
Date
May 24, 2016, 08:11 UTC
Message-ID
<20160524081126.16973-47-chriscool@tuxfamily.org>
In-Reply-To
<20160524081126.16973-1-chriscool@tuxfamily.org>

To libify the apply functionality we should provide a function to check that the values in a 'struct apply_state' instance are coherent. Let's move the code to do that into a new check_apply_state() function.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 builtin/apply.c | 52 +++++++++++++++++++++++++++++-----------------------
 1 file changed, 29 insertions(+), 23 deletions(-)
diff --git a/builtin/apply.c b/builtin/apply.c
index 980bb34..8095026 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -4679,11 +4679,38 @@ static void clear_apply_state(struct apply_state *state)
 	/* &state->fn_table is cleared at the end of apply_patch() */
 }
 
+static void check_apply_state(struct apply_state *state, int force_apply)
+{
+	int is_not_gitdir = !startup_info->have_repository;
+
+	if (state->apply_with_reject && state->threeway)
+		die("--reject and --3way cannot be used together.");
+	if (state->cached && state->threeway)
+		die("--cached and --3way cannot be used together.");
+	if (state->threeway) {
+		if (is_not_gitdir)
+			die(_("--3way outside a repository"));
+		state->check_index = 1;
+	}
+	if (state->apply_with_reject)
+		state->apply = state->apply_verbosely = 1;
+	if (!force_apply && (state->diffstat || state->numstat || state->summary || state->check || state->fake_ancestor))
+		state->apply = 0;
+	if (state->check_index && is_not_gitdir)
+		die(_("--index outside a repository"));
+	if (state->cached) {
+		if (is_not_gitdir)
+			die(_("--cached outside a repository"));
+		state->check_index = 1;
+	}
+	if (state->check_index)
+		state->unsafe_paths = 0;
+}
+
 int cmd_apply(int argc, const char **argv, const char *prefix)
 {
 	int i;
 	int errs = 0;
-	int is_not_gitdir = !startup_info->have_repository;
 	int force_apply = 0;
 	int options = 0;
 	int read_stdin = 1;
@@ -4763,28 +4790,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
 	argc = parse_options(argc, argv, state.prefix, builtin_apply_options,
 			apply_usage, 0);
 
-	if (state.apply_with_reject && state.threeway)
-		die("--reject and --3way cannot be used together.");
-	if (state.cached && state.threeway)
-		die("--cached and --3way cannot be used together.");
-	if (state.threeway) {
-		if (is_not_gitdir)
-			die(_("--3way outside a repository"));
-		state.check_index = 1;
-	}
-	if (state.apply_with_reject)
-		state.apply = state.apply_verbosely = 1;
-	if (!force_apply && (state.diffstat || state.numstat || state.summary || state.check || state.fake_ancestor))
-		state.apply = 0;
-	if (state.check_index && is_not_gitdir)
-		die(_("--index outside a repository"));
-	if (state.cached) {
-		if (is_not_gitdir)
-			die(_("--cached outside a repository"));
-		state.check_index = 1;
-	}
-	if (state.check_index)
-		state.unsafe_paths = 0;
+	check_apply_state(&state, force_apply);
 
 	for (i = 0; i < argc; i++) {
 		const char *arg = argv[i];
-- 
2.8.3.443.gaeee61e
Previous: Christian CouderNext: Christian Couder
Message 47 of 53 in “libify apply and use lib in am, part 1”
  1. 00/49 libify apply and use lib in am, part 1Christian Couder, May 24, 2016
  2. 01/49 builtin/apply: make gitdiff_verify_name() return voidChristian Couder, May 24, 2016
  3. 02/49 builtin/apply: avoid parameter shadowing 'p_value' globalChristian Couder, May 24, 2016
  4. 03/49 builtin/apply: avoid parameter shadowing 'linenr' globalChristian Couder, May 24, 2016
  5. 04/49 builtin/apply: avoid local variable shadowing 'len' parameterChristian Couder, May 24, 2016
  6. 05/49 builtin/apply: extract line_by_line_fuzzy_match() from match_fragment()Christian Couder, May 24, 2016
  7. 06/49 builtin/apply: move 'options' variable into cmd_apply()Christian Couder, May 24, 2016
  8. 07/49 builtin/apply: move 'read_stdin' global into cmd_apply()Christian Couder, May 24, 2016
  9. 08/49 builtin/apply: introduce 'struct apply_state' to start libifyingChristian Couder, May 24, 2016
  10. 09/49 builtin/apply: move 'state' init into init_apply_state()Christian Couder, May 24, 2016
  11. 10/49 builtin/apply: move 'unidiff_zero' global into 'struct apply_state'Christian Couder, May 24, 2016
  12. 11/49 builtin/apply: move 'check' global into 'struct apply_state'Christian Couder, May 24, 2016
  13. 12/49 builtin/apply: move 'check_index' global into 'struct apply_state'Christian Couder, May 24, 2016
  14. 13/49 builtin/apply: move 'apply_in_reverse' global into 'struct apply_state'Christian Couder, May 24, 2016
  15. 14/49 builtin/apply: move 'apply_with_reject' global into 'struct apply_state'Christian Couder, May 24, 2016
  16. 15/49 builtin/apply: move 'apply_verbosely' global into 'struct apply_state'Christian Couder, May 24, 2016
  17. 16/49 builtin/apply: move 'update_index' global into 'struct apply_state'Christian Couder, May 24, 2016
  18. 17/49 builtin/apply: move 'allow_overlap' global into 'struct apply_state'Christian Couder, May 24, 2016
  19. 18/49 builtin/apply: move 'cached' global into 'struct apply_state'Christian Couder, May 24, 2016
  20. 19/49 builtin/apply: move 'diffstat' global into 'struct apply_state'Christian Couder, May 24, 2016
  21. 20/49 builtin/apply: move 'numstat' global into 'struct apply_state'Christian Couder, May 24, 2016
  22. 21/49 builtin/apply: move 'summary' global into 'struct apply_state'Christian Couder, May 24, 2016
  23. 22/49 builtin/apply: move 'threeway' global into 'struct apply_state'Christian Couder, May 24, 2016
  24. 23/49 builtin/apply: move 'no_add' global into 'struct apply_state'Christian Couder, May 24, 2016
  25. 24/49 builtin/apply: move 'unsafe_paths' global into 'struct apply_state'Christian Couder, May 24, 2016
  26. 25/49 builtin/apply: move 'line_termination' global into 'struct apply_state'Christian Couder, May 24, 2016
  27. 26/49 builtin/apply: move 'fake_ancestor' global into 'struct apply_state'Christian Couder, May 24, 2016
  28. 27/49 builtin/apply: move 'p_context' global into 'struct apply_state'Christian Couder, May 24, 2016
  29. 28/49 builtin/apply: move 'apply' global into 'struct apply_state'Christian Couder, May 24, 2016
  30. 29/49 builtin/apply: move 'patch_input_file' global into 'struct apply_state'Christian Couder, May 24, 2016
  31. 30/49 builtin/apply: move 'limit_by_name' global into 'struct apply_state'Christian Couder, May 24, 2016
  32. 31/49 builtin/apply: move 'has_include' global into 'struct apply_state'Christian Couder, May 24, 2016
  33. 32/49 builtin/apply: move 'p_value' global into 'struct apply_state'Christian Couder, May 24, 2016
  34. 33/49 builtin/apply: move 'p_value_known' global into 'struct apply_state'Christian Couder, May 24, 2016
  35. 34/49 builtin/apply: move 'root' global into 'struct apply_state'Christian Couder, May 24, 2016
  36. 35/49 builtin/apply: move 'whitespace_error' global into 'struct apply_state'Christian Couder, May 24, 2016
  37. 36/49 builtin/apply: move 'whitespace_option' into 'struct apply_state'Christian Couder, May 24, 2016
  38. 37/49 builtin/apply: remove whitespace_option arg from set_default_whitespace_mode()Christian Couder, May 24, 2016
  39. 38/49 builtin/apply: move 'squelch_whitespace_errors' into 'struct apply_state'Christian Couder, May 24, 2016
  40. 39/49 builtin/apply: move 'applied_after_fixing_ws' into 'struct apply_state'Christian Couder, May 24, 2016
  41. 40/49 builtin/apply: move 'ws_error_action' into 'struct apply_state'Christian Couder, May 24, 2016
  42. 41/49 builtin/apply: move 'ws_ignore_action' into 'struct apply_state'Christian Couder, May 24, 2016
  43. 42/49 builtin/apply: move 'max_change' and 'max_len' into 'struct apply_state'Christian Couder, May 24, 2016
  44. 43/49 builtin/apply: move 'state_linenr' global into 'struct apply_state'Christian Couder, May 24, 2016
  45. 44/49 builtin/apply: move 'fn_table' global into 'struct apply_state'Christian Couder, May 24, 2016
  46. 45/49 builtin/apply: move 'symlink_changes' global into 'struct apply_state'Christian Couder, May 24, 2016
  47. 46/49 builtin/apply: move 'state' check into check_apply_state()Christian Couder, May 24, 2016
  48. 47/49 builtin/apply: move applying patches into apply_all_patches()Christian Couder, May 24, 2016
  49. 48/49 builtin/apply: move 'lock_file' global into 'struct apply_state'Christian Couder, May 24, 2016
  50. Junio C HamanoJun 1, 2016
  51. Christian CouderJun 3, 2016
  52. 49/49 builtin/apply: move 'newfd' global into 'struct apply_state'Christian Couder, May 24, 2016
  53. Christian CouderMay 24, 2016

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