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Diffstat (limited to 'newlib/libc/ctype/_toupper.c')
-rw-r--r--newlib/libc/ctype/_toupper.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/newlib/libc/ctype/_toupper.c b/newlib/libc/ctype/_toupper.c
new file mode 100644
index 00000000000..db4e00dd04a
--- /dev/null
+++ b/newlib/libc/ctype/_toupper.c
@@ -0,0 +1,9 @@
+#include <_ansi.h>
+#include <ctype.h>
+
+#undef _toupper
+int
+_DEFUN(_toupper,(c),int c)
+{
+ return islower(c) ? c - 'a' + 'A' : c;
+}