get rid of that trash

1 files changed, 0 insertions, 42 deletions

diff --git a/csci4061/110920_breakout/chap8/pgm_8_1.c b/csci4061/110920_breakout/chap8/pgm_8_1.c
deleted file mode 100644
index a979bb6..0000000
--- a/csci4061/110920_breakout/chap8/pgm_8_1.c
+++ /dev/null
@@ -1,42 +0,0 @@
-// Program 8.1
-
-#include <math.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
- 
-int main(int argc,  char *argv[]) {
-   int i;
-   sigset_t intmask;
-   int repeatfactor;
-   double y = 0.0;
- 
-   if (argc != 2) {
-      fprintf(stderr, "Usage: %s repeatfactor\n", argv[0]);
-      return 1; 
-   }   
-   repeatfactor = atoi(argv[1]);
-   if ((sigemptyset(&intmask) == -1) || (sigaddset(&intmask, SIGINT) == -1)){
-      perror("Failed to initialize the signal mask");
-      return 1;
-   }
-   for ( ; ; ) {
-      if (sigprocmask(SIG_BLOCK, &intmask, NULL) == -1)
-         break; 
-      fprintf(stderr, "SIGINT signal blocked\n");
-      for (i = 0; i < repeatfactor; i++) 
-         y += sin((double)i);
-      fprintf(stderr, "Blocked calculation is finished, y = %f\n", y);
-      sleep(3);
-      if (sigprocmask(SIG_UNBLOCK, &intmask, NULL) == -1)
-         break;
-      fprintf(stderr, "SIGINT signal unblocked\n");
-      for (i = 0; i < repeatfactor; i++) 
-         y += sin((double)i);
-      fprintf(stderr, "Unblocked calculation is finished, y=%f\n", y);
-      sleep(3);
-   }    
-   perror("Failed to change signal mask");
-   return 1;
-}
\ No newline at end of file