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ansi: Implement isxdigit()

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This commit is contained in:
avdgrinten 2016-11-06 12:17:57 +01:00
parent e67eef71ba
commit fff7b1698b
1 changed files with 2 additions and 2 deletions
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4
libc/generic/ansi/src/ctype-stubs.cpp
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@ -44,8 +44,8 @@ int isupper(int c) {
return (c >= 'A' && c <= 'Z');
}
int isxdigit(int c) {
__ensure(!"Not implemented");
__builtin_unreachable();
// TODO: this really needs to be redesigned and support other charsets.
return (c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F');
}
int tolower(int c) {