1 files changed, 23 insertions, 0 deletions

diff --git a/contrib/libio/stdio/popen.c b/contrib/libio/stdio/popen.c
new file mode 100644
index 000000000000..9f9f3f72f58e
--- /dev/null
+++ b/contrib/libio/stdio/popen.c
@@ -0,0 +1,23 @@
+#include "libioP.h"
+#include "stdio.h"
+#include <errno.h>
+
+FILE *
+popen(command, mode)
+     const char *command; const char *mode;
+{
+  return _IO_popen(command, mode);
+}
+
+int
+pclose(fp)
+     FILE *fp;
+{
+#if 0
+  /* Does not actually test that stream was created by popen(). Instead,
+     it depends on the filebuf::sys_close() virtual to Do The Right Thing. */
+  if (fp is not a proc_file)
+    return -1;
+#endif
+  return _IO_fclose(fp);
+}