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Use pg_ascii_tolower()/pg_ascii_toupper() where appropriate.

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Avoids unnecessary dependence on setlocale(). No behavior change.

This commit reverts e1458f2f1b, which reverted some changes
unintentionally committed before the branch for 19.

Reviewed-by: Peter Eisentraut <peter@eisentraut.org>
Discussion: https://postgr.es/m/a8666c391dfcabe79868d95f7160eac533ace718.camel@j-davis.com
Discussion: https://postgr.es/m/7efaaa645aa5df3771bb47b9c35df27e08f3520e.camel@j-davis.com
This commit is contained in:
Jeff Davis
2025-07-01 07:24:23 -07:00
parent 9e345415bc
commit d81dcc8d62
4 changed files with 5 additions and 6 deletions
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2
contrib/spi/refint.c
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@ -321,7 +321,7 @@ check_foreign_key(PG_FUNCTION_ARGS)
if (nrefs < 1)
/* internal error */
elog(ERROR, "check_foreign_key: %d (< 1) number of references specified", nrefs);
action = tolower((unsigned char) *(args[1]));
action = pg_ascii_tolower((unsigned char) *(args[1]));
if (action != 'r' && action != 'c' && action != 's')
/* internal error */
elog(ERROR, "check_foreign_key: invalid action %s", args[1]);