1#include "util/util.h"
 2#include "builtin.h"
 3#include "perf.h"
 
 
 
 
 
 
 4
 5int cmd_version(int argc __maybe_unused, const char **argv __maybe_unused,
 6		const char *prefix __maybe_unused)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 7{
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 8	printf("perf version %s\n", perf_version_string);
 
 
 
 
 9	return 0;
10}

 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
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	OPT_END(),
23};
24
25static const char * const version_usage[] = {
26	"perf version [<options>]",
27	NULL
28};
29
30static 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
42static 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)				\
51do {							\
52	if (IS_BUILTIN(__d))				\
53		status_print(#__m, #__d, "on");		\
54	else						\
55		status_print(#__m, #__d, "OFF");	\
56} while (0)
57
58static 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	STATUS(HAVE_LIBPFM, libpfm4);
84}
85
86int 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}