l4re-base-25.08.0

src/l4/pkg/examples/misc/cat/Makefile

@@ -0,0 +1,7 @@
+PKGDIR          ?= ..
+L4DIR           ?= $(PKGDIR)/../../..
+
+TARGET           = cat 
+SRC_C            = cat.c
+
+include $(L4DIR)/mk/prog.mk

src/l4/pkg/examples/misc/cat/cat.c

@@ -0,0 +1,43 @@
+/**
+ * \file
+ * \brief  A cat.
+ *
+ * \date
+ * \author Adam Lackorzynski <adam@os.inf.tu-dresden.de>
+ *
+ */
+/*
+ * (c) 2009 Author(s)
+ *     economic rights: Technische Universität Dresden (Germany)
+ *
+ * This file is part of TUD:OS and distributed under the terms of the
+ * GNU General Public License 2.
+ * Please see the COPYING-GPL-2 file for details.
+ */
+
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+  int i;
+  FILE *fp;
+  char buf[1024];
+  size_t r;
+
+  for (i = 1; i < argc; ++i)
+    {
+      fp = fopen(argv[i], "r");
+      if (!fp)
+        {
+          perror(argv[i]);
+          continue;
+        }
+
+      while ((r = fread(buf, 1, sizeof(buf), fp)))
+        fwrite(buf, 1, r, stdout);
+
+      fclose(fp);
+    }
+
+  return 0;
+}