1 files changed, 49 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libstdio/fdglue.c b/mdk-stage1/dietlibc/libstdio/fdglue.c
new file mode 100644
index 000000000..eeedd513d
--- /dev/null
+++ b/mdk-stage1/dietlibc/libstdio/fdglue.c
@@ -0,0 +1,49 @@
+#include "dietstdio.h"
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <stdlib.h>
+
+#ifdef WANT_BUFFERED_STDIO
+extern int __stdio_atexit;
+extern void __stdio_flushall();
+#endif
+
+int __stdio_parse_mode(const char *mode) {
+  int f=0;
+  for (;;) {
+    switch (*mode) {
+    case 0: return f;
+    case 'b': break;
+    case 'r': f=O_RDONLY; break;
+    case 'w': f=O_WRONLY|O_CREAT|O_TRUNC; break;
+    case 'a': f=O_WRONLY|O_CREAT|O_APPEND; break;
+    case '+': f=(f&(~O_WRONLY))|O_RDWR; break;
+    }
+    ++mode;
+  }
+}
+
+FILE* __stdio_init_file(int fd) {
+  FILE *tmp=(FILE*)malloc(sizeof(FILE));
+  if (!tmp) {
+    close(fd);
+    errno=ENOMEM;
+    return 0;
+  }
+  tmp->fd=fd;
+#ifdef WANT_BUFFERED_STDIO
+  tmp->bm=0;
+  tmp->bs=0;
+#endif
+  tmp->flags=0;
+#ifdef WANT_BUFFERED_STDIO
+  if (__stdio_atexit==0) {
+    __stdio_atexit=1;
+    atexit(__stdio_flushall);
+  }
+  tmp->next=__stdio_root;
+  __stdio_root=tmp;
+#endif
+  return tmp;
+}