1 // SPDX-License-Identifier: GPL-2.0 2 #include "builtin.h" 3 #include "color.h" 4 #include "util/debug.h" 5 #include "util/header.h" 6 #include <tools/config.h> 7 #include <stdbool.h> 8 #include <stdio.h> 9 #include <string.h> 10 #include <subcmd/parse-options.h> 11 12 struct version { 13 bool build_options; 14 }; 15 16 static struct version version; 17 18 static struct option version_options[] = { 19 OPT_BOOLEAN(0, "build-options", &version.build_options, 20 "display the build options"), 21 OPT_END(), 22 }; 23 24 static const char * const version_usage[] = { 25 "perf version [<options>]", 26 NULL 27 }; 28 29 static void on_off_print(const char *status) 30 { 31 printf("[ "); 32 33 if (!strcmp(status, "OFF")) 34 color_fprintf(stdout, PERF_COLOR_RED, "%-3s", status); 35 else 36 color_fprintf(stdout, PERF_COLOR_GREEN, "%-3s", status); 37 38 printf(" ]"); 39 } 40 41 static void status_print(const char *name, const char *macro, 42 const char *status) 43 { 44 printf("%22s: ", name); 45 on_off_print(status); 46 printf(" # %s\n", macro); 47 } 48 49 #define STATUS(__d, __m) \ 50 do { \ 51 if (IS_BUILTIN(__d)) \ 52 status_print(#__m, #__d, "on"); \ 53 else \ 54 status_print(#__m, #__d, "OFF"); \ 55 } while (0) 56 57 static void library_status(void) 58 { 59 STATUS(HAVE_DWARF_SUPPORT, dwarf); 60 STATUS(HAVE_DWARF_GETLOCATIONS_SUPPORT, dwarf_getlocations); 61 #ifndef HAVE_SYSCALL_TABLE_SUPPORT 62 STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit); 63 #endif 64 STATUS(HAVE_SYSCALL_TABLE_SUPPORT, syscall_table); 65 STATUS(HAVE_LIBBFD_SUPPORT, libbfd); 66 STATUS(HAVE_DEBUGINFOD_SUPPORT, debuginfod); 67 STATUS(HAVE_LIBELF_SUPPORT, libelf); 68 STATUS(HAVE_LIBNUMA_SUPPORT, libnuma); 69 STATUS(HAVE_LIBNUMA_SUPPORT, numa_num_possible_cpus); 70 STATUS(HAVE_LIBPERL_SUPPORT, libperl); 71 STATUS(HAVE_LIBPYTHON_SUPPORT, libpython); 72 STATUS(HAVE_SLANG_SUPPORT, libslang); 73 STATUS(HAVE_LIBCRYPTO_SUPPORT, libcrypto); 74 STATUS(HAVE_LIBUNWIND_SUPPORT, libunwind); 75 STATUS(HAVE_DWARF_SUPPORT, libdw-dwarf-unwind); 76 STATUS(HAVE_ZLIB_SUPPORT, zlib); 77 STATUS(HAVE_LZMA_SUPPORT, lzma); 78 STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid); 79 STATUS(HAVE_LIBBPF_SUPPORT, bpf); 80 STATUS(HAVE_AIO_SUPPORT, aio); 81 STATUS(HAVE_ZSTD_SUPPORT, zstd); 82 STATUS(HAVE_LIBPFM, libpfm4); 83 STATUS(HAVE_LIBTRACEEVENT, libtraceevent); 84 } 85 86 int cmd_version(int argc, const char **argv) 87 { 88 argc = parse_options(argc, argv, version_options, version_usage, 89 PARSE_OPT_STOP_AT_NON_OPTION); 90 91 printf("perf version %s\n", perf_version_string); 92 93 if (version.build_options || verbose > 0) 94 library_status(); 95 96 return 0; 97 } 98