diff options
Diffstat (limited to 'contrib/spi/refint.c')
-rw-r--r-- | contrib/spi/refint.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/contrib/spi/refint.c b/contrib/spi/refint.c index d7a8d73c8e1..ea8851816f5 100644 --- a/contrib/spi/refint.c +++ b/contrib/spi/refint.c @@ -5,7 +5,7 @@ #include "executor/spi.h" /* this is what you need to work with SPI */ #include "commands/trigger.h" /* -"- and triggers */ -#include <ctype.h> /* tolower () */ +#include <ctype.h> extern Datum check_primary_key(PG_FUNCTION_ARGS); @@ -293,7 +293,7 @@ check_foreign_key(PG_FUNCTION_ARGS) nrefs = pg_atoi(args[0], sizeof(int), 0); if (nrefs < 1) elog(ERROR, "check_foreign_key: %d (< 1) number of references specified", nrefs); - action = tolower(*(args[1])); + action = tolower((unsigned char) *(args[1])); if (action != 'r' && action != 'c' && action != 's') elog(ERROR, "check_foreign_key: invalid action %s", args[1]); nargs -= 2; |