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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 <linux/compiler.h>
6#include <tools/config.h>
7#include <stdio.h>
8#include <string.h>
9#include <subcmd/parse-options.h>
10
11int version_verbose;
12
13struct version {
14 bool build_options;
15};
16
17static struct version version;
18
19static struct option version_options[] = {
20 OPT_BOOLEAN(0, "build-options", &version.build_options,
21 "display the build options"),
22};
23
24static const char * const version_usage[] = {
25 "perf version [<options>]",
26 NULL
27};
28
29static 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
41static 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) \
50do { \
51 if (IS_BUILTIN(__d)) \
52 status_print(#__m, #__d, "on"); \
53 else \
54 status_print(#__m, #__d, "OFF"); \
55} while (0)
56
57static void library_status(void)
58{
59 STATUS(HAVE_DWARF_SUPPORT, dwarf);
60 STATUS(HAVE_DWARF_GETLOCATIONS_SUPPORT, dwarf_getlocations);
61 STATUS(HAVE_GLIBC_SUPPORT, glibc);
62 STATUS(HAVE_GTK2_SUPPORT, gtk2);
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_LIBELF_SUPPORT, libelf);
69 STATUS(HAVE_LIBNUMA_SUPPORT, libnuma);
70 STATUS(HAVE_LIBNUMA_SUPPORT, numa_num_possible_cpus);
71 STATUS(HAVE_LIBPERL_SUPPORT, libperl);
72 STATUS(HAVE_LIBPYTHON_SUPPORT, libpython);
73 STATUS(HAVE_SLANG_SUPPORT, libslang);
74 STATUS(HAVE_LIBCRYPTO_SUPPORT, libcrypto);
75 STATUS(HAVE_LIBUNWIND_SUPPORT, libunwind);
76 STATUS(HAVE_DWARF_SUPPORT, libdw-dwarf-unwind);
77 STATUS(HAVE_ZLIB_SUPPORT, zlib);
78 STATUS(HAVE_LZMA_SUPPORT, lzma);
79 STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid);
80 STATUS(HAVE_LIBBPF_SUPPORT, bpf);
81}
82
83int cmd_version(int argc, const char **argv)
84{
85 argc = parse_options(argc, argv, version_options, version_usage,
86 PARSE_OPT_STOP_AT_NON_OPTION);
87
88 printf("perf version %s\n", perf_version_string);
89
90 if (version.build_options || version_verbose == 1)
91 library_status();
92
93 return 0;
94}