Linux Perf
builtin-version.c
Go to the documentation of this file.
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 
12 
13 struct version {
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 };
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  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 
83 int 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 
92 
93  return 0;
94 }
int color_fprintf(FILE *fp, const char *color, const char *fmt,...)
Definition: color.c:123
int get_cpuid(char *buffer, size_t sz)
Definition: header.c:20
bool build_options
const char perf_version_string[]
Definition: header.c:60
#define PERF_COLOR_GREEN
Definition: color.h:14
#define STATUS(__d, __m)
const char * name
static void on_off_print(const char *status)
static struct option version_options[]
static void status_print(const char *name, const char *macro, const char *status)
int cmd_version(int argc, const char **argv)
int version_verbose
#define PERF_COLOR_RED
Definition: color.h:13
static void library_status(void)
static const char *const version_usage[]