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ctype(3) functions need there arguments to be unsigned char

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This commit is contained in:
Gerhard Rieger 2022-04-08 10:54:00 +02:00
parent 893d031cc2
commit 5edcb9b308
7 changed files with 11 additions and 8 deletions

2
xio-socket.c
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@ -1524,7 +1524,7 @@ int retropt_socket_pf(struct opt *opts, int *pf) {
char *pfname;
if (retropt_string(opts, OPT_PROTOCOL_FAMILY, &pfname) >= 0) {
if (isdigit(pfname[0])) {
if (isdigit((unsigned char)pfname[0])) {
*pf = strtoul(pfname, NULL /*!*/, 0);
#if WITH_IP4
} else if (!strcasecmp("inet", pfname) ||