1 files changed, 14 insertions, 0 deletions

diff --git a/gnu/lib/libregex/test/printchar.c b/gnu/lib/libregex/test/printchar.c
new file mode 100644
index 000000000000..1b756f441be3
--- /dev/null
+++ b/gnu/lib/libregex/test/printchar.c
@@ -0,0 +1,14 @@
+void
+printchar (c)
+     char c;
+{
+  if (c < 040 || c >= 0177)
+    {
+      putchar ('\\');
+      putchar (((c >> 6) & 3) + '0');
+      putchar (((c >> 3) & 7) + '0');
+      putchar ((c & 7) + '0');
+    }
+  else
+    putchar (c);
+}