1 2 #include <stdio.h> 3 #include <stdlib.h> 4 #include <string.h> 5 6 // This program determines which architectures that this Valgrind installation 7 // supports, which depends on the what was chosen at configure-time. For 8 // example, if Valgrind is installed on an AMD64 machine but has been 9 // configured with --enable-only32bit then this program will match "x86" but 10 // not "amd64". 11 // 12 // We return: 13 // - 0 if the machine matches the asked-for arch 14 // - 1 if it doesn't match but does match the name of another arch 15 // - 2 if it doesn't match the name of any arch 16 // - 3 if there was a usage error (it also prints an error message) 17 18 // Nb: When updating this file for a new architecture, add the name to 19 // 'all_archs' as well as adding go(). 20 21 #define False 0 22 #define True 1 23 typedef int Bool; 24 25 char* all_archs[] = { 26 "x86", 27 "amd64", 28 "ppc32", 29 "ppc64", 30 "arm", 31 "s390x", 32 "mips32", 33 "mips64", 34 NULL 35 }; 36 37 static Bool go(char* arch) 38 { 39 #if defined(VGP_x86_linux) || defined(VGP_x86_darwin) 40 if ( 0 == strcmp( arch, "x86" ) ) return True; 41 42 #elif defined(VGP_amd64_linux) || defined(VGP_amd64_darwin) 43 #if defined(VGA_SEC_x86) 44 if ( 0 == strcmp( arch, "x86" ) ) return True; 45 #endif 46 if ( 0 == strcmp( arch, "amd64" ) ) return True; 47 48 #elif defined(VGP_ppc32_linux) 49 if ( 0 == strcmp( arch, "ppc32" ) ) return True; 50 51 #elif defined(VGP_ppc64_linux) 52 if ( 0 == strcmp( arch, "ppc64" ) ) return True; 53 #if defined(VGA_SEC_ppc32) 54 if ( 0 == strcmp( arch, "ppc32" ) ) return True; 55 #endif 56 57 #elif defined(VGP_s390x_linux) 58 if ( 0 == strcmp( arch, "s390x" ) ) return True; 59 60 #elif defined(VGP_arm_linux) 61 if ( 0 == strcmp( arch, "arm" ) ) return True; 62 63 #elif defined(VGP_arm64_linux) 64 if ( 0 == strcmp( arch, "arm64" ) ) return True; 65 66 #elif defined(VGP_mips32_linux) 67 if ( 0 == strcmp( arch, "mips32" ) ) return True; 68 69 #elif defined(VGP_mips64_linux) 70 if ( 0 == strcmp( arch, "mips64" ) ) return True; 71 72 #else 73 # error Unknown platform 74 #endif // VGP_* 75 76 return False; 77 } 78 79 //--------------------------------------------------------------------------- 80 // main 81 //--------------------------------------------------------------------------- 82 int main(int argc, char **argv) 83 { 84 int i; 85 if ( argc != 2 ) { 86 fprintf( stderr, "usage: arch_test <arch-type>\n" ); 87 exit(3); // Usage error. 88 } 89 if (go( argv[1] )) { 90 return 0; // Matched. 91 } 92 for (i = 0; NULL != all_archs[i]; i++) { 93 if ( 0 == strcmp( argv[1], all_archs[i] ) ) 94 return 1; // Didn't match, but named another arch. 95 } 96 return 2; // Didn't match any archs. 97 } 98
