1 // SPDX-License-Identifier: GPL-2.0 2 #include "builtin.h" 3 #include "perf.h" 4 #include "color.h" 5 #include <tools/config.h> 6 #include <stdbool.h> 7 #include <stdio.h> 8 #include <string.h> 9 #include <subcmd/parse-options.h> 10 11 int version_verbose; 12 13 struct version { 14 bool build_options; 15 }; 16 17 static struct version version; 18 19 static struct option version_options[] = { 20 OPT_BOOLEAN(0, "build-options", &version.build_options, 21 "display the build options"), 22 OPT_END(), 23 }; 24 25 static const char * const version_usage[] = { 26 "perf version [<options>]", 27 NULL 28 }; 29 30 static void on_off_print(const char *status) 31 { 32 printf("[ "); 33 34 if (!strcmp(status, "OFF")) 35 color_fprintf(stdout, PERF_COLOR_RED, "%-3s", status); 36 else 37 color_fprintf(stdout, PERF_COLOR_GREEN, "%-3s", status); 38 39 printf(" ]"); 40 } 41 42 static void status_print(const char *name, const char *macro, 43 const char *status) 44 { 45 printf("%22s: ", name); 46 on_off_print(status); 47 printf(" # %s\n", macro); 48 } 49 50 #define STATUS(__d, __m) \ 51 do { \ 52 if (IS_BUILTIN(__d)) \ 53 status_print(#__m, #__d, "on"); \ 54 else \ 55 status_print(#__m, #__d, "OFF"); \ 56 } while (0) 57 58 static void library_status(void) 59 { 60 STATUS(HAVE_DWARF_SUPPORT, dwarf); 61 STATUS(HAVE_DWARF_GETLOCATIONS_SUPPORT, dwarf_getlocations); 62 STATUS(HAVE_GLIBC_SUPPORT, glibc); 63 #ifndef HAVE_SYSCALL_TABLE_SUPPORT 64 STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit); 65 #endif 66 STATUS(HAVE_SYSCALL_TABLE_SUPPORT, syscall_table); 67 STATUS(HAVE_LIBBFD_SUPPORT, libbfd); 68 STATUS(HAVE_DEBUGINFOD_SUPPORT, debuginfod); 69 STATUS(HAVE_LIBELF_SUPPORT, libelf); 70 STATUS(HAVE_LIBNUMA_SUPPORT, libnuma); 71 STATUS(HAVE_LIBNUMA_SUPPORT, numa_num_possible_cpus); 72 STATUS(HAVE_LIBPERL_SUPPORT, libperl); 73 STATUS(HAVE_LIBPYTHON_SUPPORT, libpython); 74 STATUS(HAVE_SLANG_SUPPORT, libslang); 75 STATUS(HAVE_LIBCRYPTO_SUPPORT, libcrypto); 76 STATUS(HAVE_LIBUNWIND_SUPPORT, libunwind); 77 STATUS(HAVE_DWARF_SUPPORT, libdw-dwarf-unwind); 78 STATUS(HAVE_ZLIB_SUPPORT, zlib); 79 STATUS(HAVE_LZMA_SUPPORT, lzma); 80 STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid); 81 STATUS(HAVE_LIBBPF_SUPPORT, bpf); 82 STATUS(HAVE_AIO_SUPPORT, aio); 83 STATUS(HAVE_ZSTD_SUPPORT, zstd); 84 STATUS(HAVE_LIBPFM, libpfm4); 85 STATUS(HAVE_LIBTRACEEVENT, libtraceevent); 86 } 87 88 int cmd_version(int argc, const char **argv) 89 { 90 argc = parse_options(argc, argv, version_options, version_usage, 91 PARSE_OPT_STOP_AT_NON_OPTION); 92 93 printf("perf version %s\n", perf_version_string); 94 95 if (version.build_options || version_verbose == 1) 96 library_status(); 97 98 return 0; 99 } 100