diff options
Diffstat (limited to 'userland/libc/ctype/isupper.c')
| -rw-r--r-- | userland/libc/ctype/isupper.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/userland/libc/ctype/isupper.c b/userland/libc/ctype/isupper.c new file mode 100644 index 0000000..9df4fb5 --- /dev/null +++ b/userland/libc/ctype/isupper.c @@ -0,0 +1,5 @@ +#include <ctype.h> + +int isupper(int c) { + return (c >= 'A' && c <= 'Z'); +} |