1 // RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s 2 // UNSUPPORTED: linux, solaris 3 4 #include <sys/cdefs.h> 5 #include <sys/stat.h> 6 7 #include <assert.h> 8 #include <stdio.h> 9 #include <stdlib.h> 10 main(void)11int main(void) { 12 struct stat st; 13 char name[100]; 14 mode_t type; 15 16 assert(!stat("/dev/null", &st)); 17 18 type = S_ISCHR(st.st_mode) ? S_IFCHR : S_IFBLK; 19 20 #if defined(__NetBSD__) 21 assert(!devname_r(st.st_rdev, type, name, sizeof(name))); 22 #else 23 assert(devname_r(st.st_rdev, type, name, sizeof(name))); 24 #endif 25 26 printf("%s\n", name); 27 28 // CHECK: null 29 30 return 0; 31 } 32