[Libburn] Small patch for poll

[Warly]

Not to segfault if the drive to poll is not the 2nd one, and to be able
to switch for one burner to another with CTRL-C if several are present
(not tested).


diff -ur libburn-0.2/test/poll.c libburn-0.2.w/test/poll.c
--- libburn-0.2/test/poll.c     2003-12-15 07:16:51.000000000 +0100
+++ libburn-0.2.w/test/poll.c   2004-08-25 13:49:28.217350727 +0200
@@ -6,10 +6,17 @@
 
 #include <unistd.h>
 #include <stdio.h>
+#include <signal.h>
 #include <assert.h>
 
 static struct burn_drive_info *drives;
 static unsigned int n_drives;
+int NEXT;
+
+static void catch_int ()
+{
+       NEXT = 1;
+}
 
 static void poll_drive(int d)
 {
@@ -29,8 +36,8 @@
        while ((s = burn_disc_get_status(drives[d].drive))
               == BURN_DISC_UNREADY)
                usleep(1000);
-
-       while (1) {
+       
+       while (NEXT == 0) {
                sleep(2);
                mmc_get_event(drives[d].drive);
        }
@@ -39,6 +46,9 @@
 
 int main()
 {
+       int i;
+       struct sigaction newact;
+       struct sigaction oldact;
        fprintf(stderr, "Initializing library...");
        if (burn_initialize())
                fprintf(stderr, "Success\n");
@@ -50,8 +60,18 @@
        fprintf(stderr, "Scanning for devices...");
        while (!burn_drive_scan(&drives, &n_drives)) ;
        fprintf(stderr, "Done\n");
+       if (!drives) {
+               printf("No burner found\n");
+               return 1;
+       } 
 
-       poll_drive(2);
+       newact.sa_handler = catch_int;
+       sigaction(SIGINT, &newact, &oldact);
+       for (i = 0; i < n_drives; i++) {
+           NEXT=0;
+           poll_drive(i);
+       }
+       sigaction(SIGINT, &oldact, NULL);
        burn_drive_info_free(drives);
        burn_finish();
        return 0;



-- 
Warly