X-Git-Url: http://git.jankratochvil.net/?p=nethome.git;a=blobdiff_plain;f=src%2Fread1.c;fp=src%2Fread1.c;h=47ba4b7ad75caabc231a381a8968112539d543ab;hp=0000000000000000000000000000000000000000;hb=e36f4e85c46f2f9eedcfc9b64dded50171364c0f;hpb=f15d3d19ea40312737e009b52e7359f57c123f8f

diff --git a/src/read1.c b/src/read1.c
new file mode 100644
index 0000000..47ba4b7
--- /dev/null
+++ b/src/read1.c
@@ -0,0 +1,22 @@
+#define _GNU_SOURCE 1
+#include <dlfcn.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdlib.h>
+
+ssize_t
+read (int fd, void *buf, size_t count)
+{
+  static ssize_t (*read2) (int fd, void *buf, size_t count) = NULL;
+
+  if (read2 == NULL)
+    {
+      unsetenv ("LD_PRELOAD");
+      read2 = dlsym (RTLD_NEXT, "read");
+    }
+
+  if (count > 0 && isatty (fd) >= 1)
+    count = 1;
+
+  return read2 (fd, buf, count);
+}