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TOMOYO Linux Cross Reference
Linux/tools/perf/builtin-version.c

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  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         STATUS(HAVE_GTK2_SUPPORT, gtk2);
 64 #ifndef HAVE_SYSCALL_TABLE_SUPPORT
 65         STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit);
 66 #endif
 67         STATUS(HAVE_SYSCALL_TABLE_SUPPORT, syscall_table);
 68         STATUS(HAVE_LIBBFD_SUPPORT, libbfd);
 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 }
 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 || version_verbose == 1)
 94                 library_status();
 95 
 96         return 0;
 97 }
 98 

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