git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH v4 29/33] submodule--helper: libify "must_die_on_failure" code paths (for die)

From
Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date
Aug 31, 2022, 23:18 UTC
Message-ID
<patch-v4-29.33-a283ae61e6e-20220831T230519Z-avarab@gmail.com>
In-Reply-To
<cover-v4-00.33-00000000000-20220831T230519Z-avarab@gmail.com>

Continue the libification of codepaths that previously relied on "must_die_on_failure". In these cases we've always been early aborting by calling die(), but as we know that these codepaths will properly handle return codes of 128 to mean an early abort let's have them use die_message() instead.

This still isn't a complete migration away from die() for these codepaths, in particular this code in update_submodule() will still call die() in some cases:

	char *remote_name = get_default_remote_submodule(update_data->sm_path);
	const char *branch = remote_submodule_branch(update_data->sm_path);

But as that code is used by other callers than the "update" code let's leave converting it for a subsequent commit.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 builtin/submodule--helper.c | 29 +++++++++++++++++------------
 1 file changed, 17 insertions(+), 12 deletions(-)
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 4252b6d864c..b99fb7a244e 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -2246,9 +2246,9 @@ static int run_update_procedure(const struct update_data *ud)
 		 */
 		if (!is_tip_reachable(ud->sm_path, &ud->oid) &&
 		    fetch_in_submodule(ud->sm_path, ud->depth, ud->quiet, &ud->oid))
-			die(_("Fetched in submodule path '%s', but it did not "
-			      "contain %s. Direct fetching of that commit failed."),
-			    ud->displaypath, oid_to_hex(&ud->oid));
+			return die_message(_("Fetched in submodule path '%s', but it did not "
+					     "contain %s. Direct fetching of that commit failed."),
+					   ud->displaypath, oid_to_hex(&ud->oid));
 	}
 
 	return run_update_command(ud, subforce);
@@ -2292,13 +2292,14 @@ static const char *remote_submodule_branch(const char *path)
 	return branch;
 }
 
-static void ensure_core_worktree(const char *path)
+static int ensure_core_worktree(const char *path)
 {
 	const char *cw;
 	struct repository subrepo;
 
 	if (repo_submodule_init(&subrepo, the_repository, path, null_oid()))
-		die(_("could not get a repository handle for submodule '%s'"), path);
+		return die_message(_("could not get a repository handle for submodule '%s'"),
+				   path);
 
 	if (!repo_config_get_string_tmp(&subrepo, "core.worktree", &cw)) {
 		char *cfg_file, *abs_path;
@@ -2316,6 +2317,8 @@ static void ensure_core_worktree(const char *path)
 		free(abs_path);
 		strbuf_release(&sb);
 	}
+
+	return 0;
 }
 
 static const char *submodule_update_type_to_label(enum submodule_update_type type)
@@ -2392,7 +2395,9 @@ static int update_submodule(struct update_data *update_data)
 {
 	int ret;
 
-	ensure_core_worktree(update_data->sm_path);
+	ret = ensure_core_worktree(update_data->sm_path);
+	if (ret)
+		return ret;
 
 	update_data->displaypath = get_submodule_displaypath(
 		update_data->sm_path, update_data->prefix);
@@ -2408,8 +2413,8 @@ static int update_submodule(struct update_data *update_data)
 	if (update_data->just_cloned)
 		oidcpy(&update_data->suboid, null_oid());
 	else if (resolve_gitlink_ref(update_data->sm_path, "HEAD", &update_data->suboid))
-		die(_("Unable to find current revision in submodule path '%s'"),
-			update_data->displaypath);
+		return die_message(_("Unable to find current revision in submodule path '%s'"),
+				   update_data->displaypath);
 
 	if (update_data->remote) {
 		char *remote_name = get_default_remote_submodule(update_data->sm_path);
@@ -2419,13 +2424,13 @@ static int update_submodule(struct update_data *update_data)
 		if (!update_data->nofetch) {
 			if (fetch_in_submodule(update_data->sm_path, update_data->depth,
 					      0, NULL))
-				die(_("Unable to fetch in submodule path '%s'"),
-				    update_data->sm_path);
+				return die_message(_("Unable to fetch in submodule path '%s'"),
+						   update_data->sm_path);
 		}
 
 		if (resolve_gitlink_ref(update_data->sm_path, remote_ref, &update_data->oid))
-			die(_("Unable to find %s revision in submodule path '%s'"),
-			    remote_ref, update_data->sm_path);
+			return die_message(_("Unable to find %s revision in submodule path '%s'"),
+					   remote_ref, update_data->sm_path);
 
 		free(remote_ref);
 	}
-- 
2.37.3.1420.g76f8a3d556c
Previous: Ævar Arnfjörð BjarmasonNext: Ævar Arnfjörð Bjarmason
Message 136 of 142 in “submodule--helper: add tests, rm dead code, refactor & leak prep”
  1. 00/20 submodule--helper: add tests, rm dead code, refactor & leak prepÆvar Arnfjörð Bjarmason, Jul 28, 2022
  2. 01/20 submodule tests: test usage behaviorÆvar Arnfjörð Bjarmason, Jul 28, 2022
  3. Glen ChooJul 29, 2022
  4. 02/20 submodule tests: test for "add <repository> <abs-path>"Ævar Arnfjörð Bjarmason, Jul 28, 2022
  5. 03/20 submodule--helper: remove unused "name" helperÆvar Arnfjörð Bjarmason, Jul 28, 2022
  6. 04/20 submodule--helper: remove unused "list" helperÆvar Arnfjörð Bjarmason, Jul 28, 2022
  7. Glen ChooJul 29, 2022
  8. 05/20 test-tool submodule-config: remove unused "--url" handlingÆvar Arnfjörð Bjarmason, Jul 28, 2022
  9. 06/20 submodule--helper: move "is-active" to a test-toolÆvar Arnfjörð Bjarmason, Jul 28, 2022
  10. Glen ChooJul 29, 2022
  11. 08/20 submodule--helper: move "resolve-relative-url-test" to a test-toolÆvar Arnfjörð Bjarmason, Jul 28, 2022
  12. Glen ChooJul 29, 2022
  13. 07/20 submodule--helper: move "check-name" to a test-toolÆvar Arnfjörð Bjarmason, Jul 28, 2022
  14. Glen ChooJul 29, 2022
  15. 09/20 submodule--helper style: don't separate declared variables with \n\nÆvar Arnfjörð Bjarmason, Jul 28, 2022
  16. 10/20 submodule--helper style: add \n\n after variable declarationsÆvar Arnfjörð Bjarmason, Jul 28, 2022
  17. 11/20 submodule--helper: replace memset() with { 0 }-initializationÆvar Arnfjörð Bjarmason, Jul 28, 2022
  18. 12/20 submodule--helper: convert a strbuf_detach() to xstrfmt()Ævar Arnfjörð Bjarmason, Jul 28, 2022
  19. 13/20 submodule--helper: stop conflating "sb" in clone_submodule()Ævar Arnfjörð Bjarmason, Jul 28, 2022
  20. Glen ChooJul 29, 2022
  21. 14/20 submodule--helper: pass a "const struct module_clone_data" to clone_submodule()Ævar Arnfjörð Bjarmason, Jul 28, 2022
  22. Glen ChooJul 29, 2022
  23. Ævar Arnfjörð BjarmasonAug 1, 2022
  24. 15/20 submodule--helper: add "const" to copy of "update_data"Ævar Arnfjörð Bjarmason, Jul 28, 2022
  25. 16/20 submodule--helper: refactor "errmsg_str" to be a "struct strbuf"Ævar Arnfjörð Bjarmason, Jul 28, 2022
  26. 17/20 submodule--helper: rename "int res" to "int ret"Ævar Arnfjörð Bjarmason, Jul 28, 2022
  27. 18/20 submodule--helper: add skeleton "goto cleanup" to update_submodule()Ævar Arnfjörð Bjarmason, Jul 28, 2022
  28. 19/20 submodule--helper: don't exit() on failure, returnÆvar Arnfjörð Bjarmason, Jul 28, 2022
  29. Glen ChooJul 29, 2022
  30. 20/20 submodule--helper: fix bad config API usageÆvar Arnfjörð Bjarmason, Jul 28, 2022
  31. Glen ChooJul 29, 2022
  32. 00/28 submodule--helper: add tests, rm dead code, refactor & leak prepÆvar Arnfjörð Bjarmason, Aug 2, 2022
  33. 02/28 submodule tests: test for "add <repository> <abs-path>"Ævar Arnfjörð Bjarmason, Aug 2, 2022
  34. 01/28 submodule tests: test usage behaviorÆvar Arnfjörð Bjarmason, Aug 2, 2022
  35. Glen ChooAug 2, 2022
  36. 03/28 submodule--helper: remove unused "name" helperÆvar Arnfjörð Bjarmason, Aug 2, 2022
  37. 05/28 test-tool submodule-config: remove unused "--url" handlingÆvar Arnfjörð Bjarmason, Aug 2, 2022
  38. 04/28 submodule--helper: remove unused "list" helperÆvar Arnfjörð Bjarmason, Aug 2, 2022
  39. 06/28 submodule--helper: move "is-active" to a test-toolÆvar Arnfjörð Bjarmason, Aug 2, 2022
  40. 07/28 submodule--helper: move "check-name" to a test-toolÆvar Arnfjörð Bjarmason, Aug 2, 2022
  41. 08/28 submodule--helper: move "resolve-relative-url-test" to a test-toolÆvar Arnfjörð Bjarmason, Aug 2, 2022
  42. Glen ChooAug 2, 2022
  43. 11/28 submodule--helper: replace memset() with { 0 }-initializationÆvar Arnfjörð Bjarmason, Aug 2, 2022
  44. 10/28 submodule--helper style: add \n\n after variable declarationsÆvar Arnfjörð Bjarmason, Aug 2, 2022
  45. 09/28 submodule--helper style: don't separate declared variables with \n\nÆvar Arnfjörð Bjarmason, Aug 2, 2022
  46. 13/28 submodule--helper: move "sb" in clone_submodule() to its own scopeÆvar Arnfjörð Bjarmason, Aug 2, 2022
  47. 12/28 submodule--helper: use xstrfmt() in clone_submodule()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  48. 15/28 submodule--helper: add "const" to copy of "update_data"Ævar Arnfjörð Bjarmason, Aug 2, 2022
  49. 14/28 submodule--helper: pass a "const struct module_clone_data" to clone_submodule()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  50. 17/28 submodule--helper: don't redundantly check "else if (res)"Ævar Arnfjörð Bjarmason, Aug 2, 2022
  51. 16/28 submodule--helper: refactor "errmsg_str" to be a "struct strbuf"Ævar Arnfjörð Bjarmason, Aug 2, 2022
  52. 18/28 submodule--helper: rename "int res" to "int ret"Ævar Arnfjörð Bjarmason, Aug 2, 2022
  53. 19/28 submodule--helper: return "ret", not "1" from update_submodule()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  54. 20/28 submodule--helper: add missing braces to "else" armÆvar Arnfjörð Bjarmason, Aug 2, 2022
  55. 21/28 submodule--helper: don't call submodule_strategy_to_string() in BUG()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  56. Glen ChooAug 2, 2022
  57. 22/28 submodule--helper: move submodule_strategy_to_string() to only userÆvar Arnfjörð Bjarmason, Aug 2, 2022
  58. Glen ChooAug 2, 2022
  59. Ævar Arnfjörð BjarmasonAug 3, 2022
  60. 24/28 submodule--helper: don't exit() on failure, returnÆvar Arnfjörð Bjarmason, Aug 2, 2022
  61. 25/28 submodule--helper: libify determine_submodule_update_strategy()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  62. 23/28 submodule--helper: use "code" in run_update_command()Ævar Arnfjörð Bjarmason, Aug 2, 2022
  63. 27/28 submodule--helper: libify "must_die_on_failure" code paths (for die)Ævar Arnfjörð Bjarmason, Aug 2, 2022
  64. Glen ChooAug 3, 2022
  65. 26/28 submodule--helper: libify "must_die_on_failure" code pathsÆvar Arnfjörð Bjarmason, Aug 2, 2022
  66. Glen ChooAug 3, 2022
  67. 28/28 submodule--helper: fix bad config API usageÆvar Arnfjörð Bjarmason, Aug 2, 2022
  68. 00/32 submodule--helper: add tests, rm dead code, refactor & leak prepÆvar Arnfjörð Bjarmason, Aug 21, 2022
  69. 01/32 submodule tests: test usage behaviorÆvar Arnfjörð Bjarmason, Aug 21, 2022
  70. Glen ChooAug 23, 2022
  71. 02/32 submodule tests: test for "add <repository> <abs-path>"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  72. 03/32 submodule--helper: remove unused "name" helperÆvar Arnfjörð Bjarmason, Aug 21, 2022
  73. 04/32 submodule--helper: remove unused "list" helperÆvar Arnfjörð Bjarmason, Aug 21, 2022
  74. 05/32 test-tool submodule-config: remove unused "--url" handlingÆvar Arnfjörð Bjarmason, Aug 21, 2022
  75. 06/32 submodule--helper: move "is-active" to a test-toolÆvar Arnfjörð Bjarmason, Aug 21, 2022
  76. 07/32 submodule--helper: move "check-name" to a test-toolÆvar Arnfjörð Bjarmason, Aug 21, 2022
  77. 08/32 submodule--helper: move "resolve-relative-url-test" to a test-toolÆvar Arnfjörð Bjarmason, Aug 21, 2022
  78. 09/32 submodule--helper style: don't separate declared variables with \n\nÆvar Arnfjörð Bjarmason, Aug 21, 2022
  79. 10/32 submodule--helper style: add \n\n after variable declarationsÆvar Arnfjörð Bjarmason, Aug 21, 2022
  80. 11/32 submodule--helper: replace memset() with { 0 }-initializationÆvar Arnfjörð Bjarmason, Aug 21, 2022
  81. 13/32 submodule--helper: move "sb" in clone_submodule() to its own scopeÆvar Arnfjörð Bjarmason, Aug 21, 2022
  82. 12/32 submodule--helper: use xstrfmt() in clone_submodule()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  83. 14/32 submodule--helper: add "const" to passed "module_clone_data"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  84. 15/32 submodule--helper: add "const" to copy of "update_data"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  85. 16/32 submodule--helper: refactor "errmsg_str" to be a "struct strbuf"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  86. 17/32 submodule--helper: don't redundantly check "else if (res)"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  87. Eric SunshineAug 21, 2022
  88. 19/32 submodule--helper: return "ret", not "1" from update_submodule()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  89. 18/32 submodule--helper: rename "int res" to "int ret"Ævar Arnfjörð Bjarmason, Aug 21, 2022
  90. 20/32 submodule--helper: add missing braces to "else" armÆvar Arnfjörð Bjarmason, Aug 21, 2022
  91. 21/32 submodule--helper: don't call submodule_strategy_to_string() in BUG()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  92. 22/32 submodule API: don't handle SM_..{UNSPECIFIED,COMMAND} in to_string()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  93. 23/32 submodule--helper: use "code" in run_update_command()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  94. 24/32 submodule--helper: don't exit() on failure, returnÆvar Arnfjörð Bjarmason, Aug 21, 2022
  95. 25/32 submodule--helper: libify determine_submodule_update_strategy()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  96. 27/32 submodule--helper update: don't override 'checkout' exit codeÆvar Arnfjörð Bjarmason, Aug 21, 2022
  97. 26/32 submodule--helper: libify "must_die_on_failure" code pathsÆvar Arnfjörð Bjarmason, Aug 21, 2022
  98. 28/32 submodule--helper: libify "must_die_on_failure" code paths (for die)Ævar Arnfjörð Bjarmason, Aug 21, 2022
  99. Glen ChooAug 23, 2022
  100. 31/32 submodule--helper: libify even more "die" paths for module_update()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  101. Glen ChooAug 24, 2022
  102. 29/32 submodule--helper: check repo{_submodule,}_init() return valuesÆvar Arnfjörð Bjarmason, Aug 21, 2022
  103. Glen ChooAug 23, 2022
  104. 32/32 submodule--helper: fix bad config API usageÆvar Arnfjörð Bjarmason, Aug 21, 2022
  105. 30/32 submodule--helper: libify more "die" paths for module_update()Ævar Arnfjörð Bjarmason, Aug 21, 2022
  106. Glen ChooAug 24, 2022
  107. 00/33 submodule--helper: add tests, rm dead code, refactor & leak prepÆvar Arnfjörð Bjarmason, Aug 31, 2022
  108. 01/33 submodule tests: test usage behaviorÆvar Arnfjörð Bjarmason, Aug 31, 2022
  109. 02/33 submodule tests: test for "add <repository> <abs-path>"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  110. 03/33 submodule--helper: remove unused "name" helperÆvar Arnfjörð Bjarmason, Aug 31, 2022
  111. 04/33 submodule--helper: remove unused "list" helperÆvar Arnfjörð Bjarmason, Aug 31, 2022
  112. 05/33 test-tool submodule-config: remove unused "--url" handlingÆvar Arnfjörð Bjarmason, Aug 31, 2022
  113. 07/33 submodule--helper: move "check-name" to a test-toolÆvar Arnfjörð Bjarmason, Aug 31, 2022
  114. 08/33 submodule--helper: move "resolve-relative-url-test" to a test-toolÆvar Arnfjörð Bjarmason, Aug 31, 2022
  115. 09/33 submodule--helper style: don't separate declared variables with \n\nÆvar Arnfjörð Bjarmason, Aug 31, 2022
  116. 12/33 submodule--helper: use xstrfmt() in clone_submodule()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  117. 11/33 submodule--helper: replace memset() with { 0 }-initializationÆvar Arnfjörð Bjarmason, Aug 31, 2022
  118. 06/33 submodule--helper: move "is-active" to a test-toolÆvar Arnfjörð Bjarmason, Aug 31, 2022
  119. 10/33 submodule--helper style: add \n\n after variable declarationsÆvar Arnfjörð Bjarmason, Aug 31, 2022
  120. 16/33 submodule--helper: add "const" to passed "struct update_data"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  121. 14/33 submodule--helper: add "const" to passed "module_clone_data"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  122. 13/33 submodule--helper: move "sb" in clone_submodule() to its own scopeÆvar Arnfjörð Bjarmason, Aug 31, 2022
  123. 19/33 submodule--helper: rename "int res" to "int ret"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  124. 17/33 submodule--helper: refactor "errmsg_str" to be a "struct strbuf"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  125. 18/33 submodule--helper: don't redundantly check "else if (res)"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  126. 15/33 submodule--helper: add "const" to copy of "update_data"Ævar Arnfjörð Bjarmason, Aug 31, 2022
  127. 21/33 submodule--helper: add missing braces to "else" armÆvar Arnfjörð Bjarmason, Aug 31, 2022
  128. 22/33 submodule--helper: don't call submodule_strategy_to_string() in BUG()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  129. 20/33 submodule--helper: return "ret", not "1" from update_submodule()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  130. 23/33 submodule API: don't handle SM_..{UNSPECIFIED,COMMAND} in to_string()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  131. 24/33 submodule--helper: use "code" in run_update_command()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  132. 26/33 submodule--helper: libify determine_submodule_update_strategy()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  133. 27/33 submodule--helper: libify "must_die_on_failure" code pathsÆvar Arnfjörð Bjarmason, Aug 31, 2022
  134. 25/33 submodule--helper: don't exit() on failure, returnÆvar Arnfjörð Bjarmason, Aug 31, 2022
  135. 28/33 submodule--helper update: don't override 'checkout' exit codeÆvar Arnfjörð Bjarmason, Aug 31, 2022
  136. 29/33 submodule--helper: libify "must_die_on_failure" code paths (for die)Ævar Arnfjörð Bjarmason, Aug 31, 2022
  137. 30/33 submodule--helper: check repo{_submodule,}_init() return valuesÆvar Arnfjörð Bjarmason, Aug 31, 2022
  138. 32/33 submodule--helper: libify even more "die" paths for module_update()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  139. 31/33 submodule--helper: libify more "die" paths for module_update()Ævar Arnfjörð Bjarmason, Aug 31, 2022
  140. Glen ChooSep 1, 2022
  141. 33/33 submodule--helper: fix bad config API usageÆvar Arnfjörð Bjarmason, Aug 31, 2022
  142. Glen ChooSep 1, 2022

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.