misc/archive/archtest.c

   1 #include <stdio.h>
   2
   3 char * isbigendian () {
   4         /* Are we little or big endian?  From Harbison&Steele.  */
   5         union { long l; char c[sizeof (long)]; } u;
   6         u.l=1; return (u.c[0] == 1)?"no":"yes";
   7 }
   8
   9 int main() {
  10         printf("arch_sizeof_short=%d\n",sizeof(short));
  11         printf("arch_sizeof_int=%d\n",sizeof(int));
  12         printf("arch_sizeof_long=%d\n",sizeof(long));
  13         printf("arch_sizeof_long_long=%d\n",sizeof(long long));
  14         printf("arch_sizeof_char_p=%d\n",sizeof(char *));
  15         printf("arch_bigendian=%s\n",isbigendian());
  16         printf("arch_machine="); fflush(stdout); system("uname -m");
  17         system("echo arch_target=`uname -m -p | tr ' ' -`-linux");
  18         return 0;
  19 }