diff options
Diffstat (limited to 'src/ctype/toupper.c')
-rw-r--r-- | src/ctype/toupper.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/ctype/toupper.c b/src/ctype/toupper.c new file mode 100644 index 00000000..1799f030 --- /dev/null +++ b/src/ctype/toupper.c @@ -0,0 +1,7 @@ +#include <ctype.h> + +int toupper(int c) +{ + if (islower(c)) return c & 0x5f; + return c; +} |