Convert test_hd.pl to test_hd.c, to remove one Perl dependency.

svn path=/trunk/yasm/; revision=1102
diff --git a/test_hd.c b/test_hd.c
new file mode 100644
index 0000000..7e021a2
--- /dev/null
+++ b/test_hd.c
@@ -0,0 +1,59 @@
+/* $IdPath$
+ *
+ * Simple hexidecimal dump, two hex digits per line.
+ *
+ *  Copyright (C) 2004  Peter Johnson
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER 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 AUTHOR OR OTHER 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>
+#include <stdlib.h>
+
+int
+main(int argc, char *argv[])
+{
+    FILE *bfile;
+    int ch;
+
+    if (argc != 2) {
+	fprintf(stderr, "Usage: %s <file>\n", argv[0]);
+	return EXIT_FAILURE;
+    }
+
+    bfile = fopen(argv[1], "rb");
+
+    if (!bfile) {
+	fprintf(stderr, "Could not open `%s'.\n", argv[1]);
+	return EXIT_FAILURE;
+    }
+
+    while ((ch = fgetc(bfile)) != EOF)
+	printf("%02x \n", ch);
+
+    if (ferror(bfile)) {
+	fprintf(stderr, "Error reading from `%s'.\n", argv[1]);
+	return EXIT_FAILURE;
+    }
+
+    fclose(bfile);
+    return EXIT_SUCCESS;
+}