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

[PATCH v3 09/15] run-command.c: make "struct parallel_processes" const if possible

From
Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date
Oct 12, 2022, 21:02 UTC
Message-ID
<patch-v3-09.15-99a4f4f6b9c-20221012T205712Z-avarab@gmail.com>
In-Reply-To
<cover-v3-00.15-00000000000-20221012T205712Z-avarab@gmail.com>

Add a "const" to two "struct parallel_processes" parameters where we're not modifying anything in "pp". For kill_children() we'll call it from both the signal handler, and from run_processes_parallel() itself. Adding a "const" there makes it clear that we don't need to modify any state when killing our children.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 run-command.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/run-command.c b/run-command.c
index 646ea22e399..a72c4295adc 100644
--- a/run-command.c
+++ b/run-command.c
@@ -1540,7 +1540,7 @@ static int default_task_finished(int result,
 	return 0;
 }
 
-static void kill_children(struct parallel_processes *pp, int signo)
+static void kill_children(const struct parallel_processes *pp, int signo)
 {
 	for (size_t i = 0; i < pp->max_processes; i++)
 		if (pp->children[i].state == GIT_CP_WORKING)
@@ -1698,7 +1698,7 @@ static void pp_buffer_stderr(struct parallel_processes *pp, int output_timeout)
 	}
 }
 
-static void pp_output(struct parallel_processes *pp)
+static void pp_output(const struct parallel_processes *pp)
 {
 	size_t i = pp->output_owner;
 
-- 
2.38.0.971.ge79ff6d20e7
Previous: Phillip WoodNext: Ævar Arnfjörð Bjarmason
Message 67 of 79 in “run-command API: pass functions & opts via struct”
  1. 00/15 run-command API: pass functions & opts via structÆvar Arnfjörð Bjarmason, Sep 30, 2022
  2. 01/15 hook tests: fix redirection logic error in 96e7225b310Ævar Arnfjörð Bjarmason, Sep 30, 2022
  3. 02/15 submodule tests: reset "trace.out" between "grep" invocationsÆvar Arnfjörð Bjarmason, Sep 30, 2022
  4. 03/15 run-command tests: test stdout of run_command_parallel()Ævar Arnfjörð Bjarmason, Sep 30, 2022
  5. 06/15 run-command API: have "run_processes_parallel{,_tr2}()" return voidÆvar Arnfjörð Bjarmason, Sep 30, 2022
  6. Phillip WoodOct 7, 2022
  7. 05/15 run-command tests: use "return", not "exit"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  8. Phillip WoodOct 7, 2022
  9. 04/15 run-command test helper: use "else if" patternÆvar Arnfjörð Bjarmason, Sep 30, 2022
  10. 09/15 run-command.c: add an initializer for "struct parallel_processes"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  11. 07/15 run-command API: make "jobs" parameter an "unsigned int"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  12. Calvin WanOct 4, 2022
  13. Phillip WoodOct 7, 2022
  14. 13/15 run-command API: move *_tr2() users to "run_processes_parallel()"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  15. 10/15 run-command API: add nascent "struct run_process_parallel_opts"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  16. Phillip WoodOct 7, 2022
  17. 08/15 run-command API: don't fall back on online_cpus()Ævar Arnfjörð Bjarmason, Sep 30, 2022
  18. Phillip WoodOct 7, 2022
  19. 11/15 run-command API: make run_process_parallel{,_tr2}() thin wrappersÆvar Arnfjörð Bjarmason, Sep 30, 2022
  20. 14/15 run-command.c: don't copy *_fn to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  21. 12/15 run-command API: have run_process_parallel() take an "opts" structÆvar Arnfjörð Bjarmason, Sep 30, 2022
  22. 15/15 run-command.c: don't copy "ungroup" to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Sep 30, 2022
  23. Calvin WanOct 4, 2022
  24. Phillip WoodOct 7, 2022
  25. Junio C HamanoOct 7, 2022
  26. 00/22 run-command API: pass functions & opts via structÆvar Arnfjörð Bjarmason, Oct 12, 2022
  27. 01/22 hook tests: fix redirection logic error in 96e7225b310Ævar Arnfjörð Bjarmason, Oct 12, 2022
  28. 02/22 submodule tests: reset "trace.out" between "grep" invocationsÆvar Arnfjörð Bjarmason, Oct 12, 2022
  29. 04/22 run-command test helper: use "else if" patternÆvar Arnfjörð Bjarmason, Oct 12, 2022
  30. 03/22 run-command tests: test stdout of run_command_parallel()Ævar Arnfjörð Bjarmason, Oct 12, 2022
  31. 05/22 run-command API: have "run_processes_parallel{,_tr2}()" return voidÆvar Arnfjörð Bjarmason, Oct 12, 2022
  32. 06/22 run-command tests: use "return", not "exit"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  33. 07/22 run-command.c: remove dead assignment in while-loopÆvar Arnfjörð Bjarmason, Oct 12, 2022
  34. 08/22 run-command.c: use C99 "for (TYPE VAR = ..." syntax where usefulÆvar Arnfjörð Bjarmason, Oct 12, 2022
  35. Phillip WoodOct 12, 2022
  36. Junio C HamanoOct 12, 2022
  37. 10/22 run-command API: don't fall back on online_cpus()Ævar Arnfjörð Bjarmason, Oct 12, 2022
  38. Phillip WoodOct 12, 2022
  39. 11/22 run-command.c: use designated init for pp_init(), add "const"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  40. 09/22 run-command API: make "n" parameter a "size_t"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  41. Phillip WoodOct 12, 2022
  42. 13/22 run-command API: make run_process_parallel{,_tr2}() thin wrappersÆvar Arnfjörð Bjarmason, Oct 12, 2022
  43. Phillip WoodOct 12, 2022
  44. 12/22 run-command API: add nascent "struct run_process_parallel_opts"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  45. 14/22 run-command API: have run_process_parallel() take an "opts" structÆvar Arnfjörð Bjarmason, Oct 12, 2022
  46. 15/22 run-command API: move *_tr2() users to "run_processes_parallel()"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  47. 16/22 run-command.c: make "struct parallel_processes" const if possibleÆvar Arnfjörð Bjarmason, Oct 12, 2022
  48. 17/22 run-command.c: don't copy *_fn to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  49. 18/22 run-command.c: don't copy "ungroup" to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  50. 19/22 run-command.c: don't copy "data" to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  51. 21/22 run-command.c: pass "opts" further down, and use "opts->processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  52. 20/22 run-command.c: use "opts->processes", not "pp->max_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  53. 22/22 run-command.c: remove "pp->max_processes", add "const" to signal() handlerÆvar Arnfjörð Bjarmason, Oct 12, 2022
  54. Ævar Arnfjörð BjarmasonOct 12, 2022
  55. Phillip WoodOct 12, 2022
  56. 00/15 run-command API: pass functions & opts via structÆvar Arnfjörð Bjarmason, Oct 12, 2022
  57. 01/15 run-command test helper: use "else if" patternÆvar Arnfjörð Bjarmason, Oct 12, 2022
  58. 02/15 run-command API: have "run_processes_parallel{,_tr2}()" return voidÆvar Arnfjörð Bjarmason, Oct 12, 2022
  59. 03/15 run-command tests: use "return", not "exit"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  60. 04/15 run-command API: make "n" parameter a "size_t"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  61. Phillip WoodOct 14, 2022
  62. 05/15 run-command API: don't fall back on online_cpus()Ævar Arnfjörð Bjarmason, Oct 12, 2022
  63. 06/15 run-command.c: use designated init for pp_init(), add "const"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  64. 08/15 run-command API: move *_tr2() users to "run_processes_parallel()"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  65. 07/15 run-command API: have run_process_parallel() take an "opts" structÆvar Arnfjörð Bjarmason, Oct 12, 2022
  66. Phillip WoodOct 14, 2022
  67. 09/15 run-command.c: make "struct parallel_processes" const if possibleÆvar Arnfjörð Bjarmason, Oct 12, 2022
  68. 13/15 run-command.c: use "opts->processes", not "pp->max_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  69. 11/15 run-command.c: don't copy "ungroup" to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  70. 10/15 run-command.c: don't copy *_fn to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  71. 14/15 run-command.c: pass "opts" further down, and use "opts->processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  72. 15/15 run-command.c: remove "max_processes", add "const" to signal() handlerÆvar Arnfjörð Bjarmason, Oct 12, 2022
  73. Glen ChooOct 13, 2022
  74. 12/15 run-command.c: don't copy "data" to "struct parallel_processes"Ævar Arnfjörð Bjarmason, Oct 12, 2022
  75. Calvin WanOct 13, 2022
  76. Junio C HamanoOct 13, 2022
  77. Phillip WoodOct 14, 2022
  78. Ævar Arnfjörð BjarmasonOct 14, 2022
  79. Junio C HamanoOct 14, 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.