d09ec2f030719a393edcbead4d7f76c4f22fd778
[releases.git] / builtin-version.c
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_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         STATUS(HAVE_AIO_SUPPORT, aio);
82         STATUS(HAVE_ZSTD_SUPPORT, zstd);
83 }
84
85 int cmd_version(int argc, const char **argv)
86 {
87         argc = parse_options(argc, argv, version_options, version_usage,
88                              PARSE_OPT_STOP_AT_NON_OPTION);
89
90         printf("perf version %s\n", perf_version_string);
91
92         if (version.build_options || version_verbose == 1)
93                 library_status();
94
95         return 0;
96 }