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[PATCH 5/5] parseopt: restore const qualifier to parsed filename

From
D. Ben Knoble <ben.knoble+github@gmail.com>
Date
Nov 2, 2025, 16:17 UTC
Message-ID
<cedd4c3dbf448ae479bca109f74e1dd6f64cac72.1762100242.git.ben.knoble+github@gmail.com>
In-Reply-To
<cover.1762100242.git.ben.knoble+github@gmail.com>

This was unintentionally dropped in ccfcaf399f (parseopt: values of pathname type can be prefixed with :(optional), 2025-09-28). Notably, continue dropping the const qualifier when free'ing value; see 4049b9cfc0 (fix const issues with some functions, 2007-10-16) or 83838d5c1b (cast variable in call to free() in builtin/diff.c and submodule.c, 2011-11-06) for more details on why.

Suggested-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Signed-off-by: D. Ben Knoble <ben.knoble+github@gmail.com>
---
 parse-options.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/parse-options.c b/parse-options.c
index 197c01987e..be3d8f6599 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -213,7 +213,7 @@ static enum parse_opt_result do_get_value(struct parse_opt_ctx_t *p,
 		if (unset)
 			value = NULL;
 		else if (opt->flags & PARSE_OPT_OPTARG && !p->opt)
-			value = (char *)opt->defval;
+			value = (const char *)opt->defval;
 		else {
 			int err = get_arg(p, opt, flags, &value);
 			if (err)
-- 
2.48.1
Previous: D. Ben Knoble
Message 15 of 15 in “Fixes for :(optional) path code”
  1. 0/5 Fixes for :(optional) path codeD. Ben Knoble, Nov 2, 2025
  2. 1/5 parseopt: fix :(optional) at command line to only ignore missing filesD. Ben Knoble, Nov 2, 2025
  3. Phillip WoodNov 4, 2025
  4. Junio C HamanoNov 4, 2025
  5. Junio C HamanoNov 4, 2025
  6. D. Ben KnobleNov 4, 2025
  7. Phillip WoodNov 5, 2025
  8. Junio C HamanoNov 6, 2025
  9. 2/5 doc: clarify command equivalence commentD. Ben Knoble, Nov 2, 2025
  10. 3/5 parseopt: use boolean type for a simple flagD. Ben Knoble, Nov 2, 2025
  11. Junio C HamanoNov 3, 2025
  12. Phillip WoodNov 4, 2025
  13. D. Ben KnobleNov 4, 2025
  14. 4/5 config: use boolean type for a simple flagD. Ben Knoble, Nov 2, 2025
  15. 5/5 parseopt: restore const qualifier to parsed filenameD. Ben Knoble, Nov 2, 2025

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