rename getopt() so we can compile with g++ if needed.

1 files changed, 6 insertions, 13 deletions

diff --git a/uxd.c b/uxd.c
index 2502463..c4ad772 100644
--- a/uxd.c
+++ b/uxd.c
@@ -3,18 +3,6 @@
 #include <string.h>
 #include <unistd.h>
 
-extern int getopt(int, char **, char *);
-extern char *optarg;
-extern int optind;
-
-/* output looks like:
-
-       0  1  2  3  4  5  6  7   8  9  A  B  C  D  E  F
-0000: 00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  abcdefghijklmnop
-
-...first column will extend to more digits if needed.
-*/
-
 /* UTF-8 spec summary, taken from Wikipedia and elsewhere, kept here
    for locality of reference.
 
@@ -45,6 +33,11 @@ fe ff, it's UTF-16 big-endian. We detect these and print a warning
 on stderr.
 */
 
+/* from getopt.c */
+extern int my_getopt(int, char **, char *);
+extern char *optarg;
+extern int optind;
+
 #ifndef VERSION
 #define VERSION "(unknown version)"
 #endif
@@ -127,7 +120,7 @@ void parse_options(int argc, char **argv) {
 			version();
 	}
 
-	while((opt = getopt(argc, argv, "l:rmo:s:uhv")) != -1) {
+	while((opt = my_getopt(argc, argv, "l:rmo:s:uhv")) != -1) {
 		switch(opt) {
 			case 'l':
 				limit = parse_number(optarg); break;