--- /dev/null
+/*
+ * Copyright (c) 2013 Qualcomm Atheros, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted (subject to the limitations in the
+ * disclaimer below) provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the
+ * distribution.
+ *
+ * * Neither the name of Qualcomm Atheros nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
+ * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
+ * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <stdio.h>
+
+#define BUF_LEN 256
+
+
+int main(int argc, char **argv)
+{
+ FILE *file_in, *file_out;
+ char line_in_buf[BUF_LEN], line_out_buf[2 * BUF_LEN];
+
+
+ if ((file_in = fopen("tmp1_file", "r")) == NULL)
+ {
+ fprintf(stderr, "Can not open input file: <<tmp1_file>>\n");
+ exit(1);
+ }
+
+ if ((file_out = fopen("tmp2_file", "w")) == NULL)
+ {
+ fprintf(stderr, "Can not open output file: <<tmp2_file>>\n");
+ fclose(file_in);
+ exit(1);
+ }
+
+ while (fgets(line_in_buf, BUF_LEN, file_in) != NULL)
+ {
+ if (line_in_buf[0] != ' ')
+ {
+ strcpy(line_out_buf, argv[1]);
+ strcat(line_out_buf, line_in_buf);
+ }
+ else
+ {
+ strcpy(line_out_buf, line_in_buf);
+ }
+
+ fputs(line_out_buf, file_out);
+ }
+
+ fclose(file_in);
+ fclose(file_out);
+}