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[v6,17/27] parse-options: cast long name for OPTION_ALIAS

Message ID f3e02df0ca06d68a05c1faf5e9a643d4fb5093ba.1717740366.git.ps@pks.im (mailing list archive)
State Accepted
Commit e463c5e8a0c306b62c25ff5856087ab32403158a
Headers show
Series Compile with `-Wwrite-strings` | expand

Commit Message

Patrick Steinhardt June 7, 2024, 6:38 a.m. UTC 
We assign the long name for OPTION_ALIAS options to a non-constant value
field. We know that the variable will never be written to, but this will
cause warnings once we enable `-Wwrite-strings`.

Cast away the constness to be prepared for this change.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
---
 parse-options.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/parse-options.h b/parse-options.h
index bd62e20268..ae15342390 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -355,7 +355,7 @@  struct option {
 	.type = OPTION_ALIAS, \
 	.short_name = (s), \
 	.long_name = (l), \
-	.value = (source_long_name), \
+	.value = (char *)(source_long_name), \
 }
 
 #define OPT_SUBCOMMAND_F(l, v, fn, f) { \