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 23typedef int Bool; 24 25char* all_archs[] = { 26 "x86", 27 "amd64", 28 "ppc32", 29 "ppc64", 30 "ppc64le", 31 "arm", 32 "arm64", 33 "s390x", 34 "mips32", 35 "mips64", 36 "tilegx", 37 NULL 38}; 39 40static Bool go(char* arch) 41{ 42#if defined(VGP_x86_linux) || defined(VGP_x86_darwin) 43 if ( 0 == strcmp( arch, "x86" ) ) return True; 44 45#elif defined(VGP_amd64_linux) || defined(VGP_amd64_darwin) 46#if defined(VGA_SEC_x86) 47 if ( 0 == strcmp( arch, "x86" ) ) return True; 48#endif 49 if ( 0 == strcmp( arch, "amd64" ) ) return True; 50 51#elif defined(VGP_ppc32_linux) 52 if ( 0 == strcmp( arch, "ppc32" ) ) return True; 53 54#elif defined(VGP_ppc64be_linux) 55 if ( 0 == strcmp( arch, "ppc64" ) ) return True; 56#if defined(VGA_SEC_ppc32) 57 if ( 0 == strcmp( arch, "ppc32" ) ) return True; 58#endif 59 60#elif defined(VGP_ppc64le_linux) 61 if ( 0 == strcmp( arch, "ppc64" ) ) return True; 62 63#elif defined(VGP_s390x_linux) 64 if ( 0 == strcmp( arch, "s390x" ) ) return True; 65 66#elif defined(VGP_arm_linux) 67 if ( 0 == strcmp( arch, "arm" ) ) return True; 68 69#elif defined(VGP_arm64_linux) 70 if ( 0 == strcmp( arch, "arm64" ) ) return True; 71 72#elif defined(VGP_mips32_linux) 73 if ( 0 == strcmp( arch, "mips32" ) ) return True; 74 75#elif defined(VGP_mips64_linux) 76 if ( 0 == strcmp( arch, "mips64" ) ) return True; 77 78#elif defined(VGP_tilegx_linux) 79 if ( 0 == strcmp( arch, "tilegx" ) ) return True; 80 81#else 82# error Unknown platform 83#endif // VGP_* 84 85 return False; 86} 87 88//--------------------------------------------------------------------------- 89// main 90//--------------------------------------------------------------------------- 91int main(int argc, char **argv) 92{ 93 int i; 94 if ( argc != 2 ) { 95 fprintf( stderr, "usage: arch_test <arch-type>\n" ); 96 exit(3); // Usage error. 97 } 98 if (go( argv[1] )) { 99 return 0; // Matched. 100 } 101 for (i = 0; NULL != all_archs[i]; i++) { 102 if ( 0 == strcmp( argv[1], all_archs[i] ) ) 103 return 1; // Didn't match, but named another arch. 104 } 105 return 2; // Didn't match any archs. 106} 107