mirror of
https://github.com/torvalds/linux.git
synced 2024-11-27 06:31:52 +00:00
507ad2bde3
This is useful for scripts that work with Perf and ETM trace. Rather than them trying to parse Perf's error output at runtime to see if it was linked or not. Signed-off-by: James Clark <james.clark@arm.com> Reviewed-by: Ian Rogers <irogers@google.com> Cc: al.grant@arm.com Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240301133829.346286-1-james.clark@arm.com
102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include "builtin.h"
|
|
#include "color.h"
|
|
#include "util/debug.h"
|
|
#include "util/header.h"
|
|
#include <tools/config.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <subcmd/parse-options.h>
|
|
|
|
struct version {
|
|
bool build_options;
|
|
};
|
|
|
|
static struct version version;
|
|
|
|
static struct option version_options[] = {
|
|
OPT_BOOLEAN(0, "build-options", &version.build_options,
|
|
"display the build options"),
|
|
OPT_END(),
|
|
};
|
|
|
|
static const char * const version_usage[] = {
|
|
"perf version [<options>]",
|
|
NULL
|
|
};
|
|
|
|
static void on_off_print(const char *status)
|
|
{
|
|
printf("[ ");
|
|
|
|
if (!strcmp(status, "OFF"))
|
|
color_fprintf(stdout, PERF_COLOR_RED, "%-3s", status);
|
|
else
|
|
color_fprintf(stdout, PERF_COLOR_GREEN, "%-3s", status);
|
|
|
|
printf(" ]");
|
|
}
|
|
|
|
static void status_print(const char *name, const char *macro,
|
|
const char *status)
|
|
{
|
|
printf("%22s: ", name);
|
|
on_off_print(status);
|
|
printf(" # %s\n", macro);
|
|
}
|
|
|
|
#define STATUS(__d, __m) \
|
|
do { \
|
|
if (IS_BUILTIN(__d)) \
|
|
status_print(#__m, #__d, "on"); \
|
|
else \
|
|
status_print(#__m, #__d, "OFF"); \
|
|
} while (0)
|
|
|
|
static void library_status(void)
|
|
{
|
|
STATUS(HAVE_DWARF_SUPPORT, dwarf);
|
|
STATUS(HAVE_DWARF_GETLOCATIONS_SUPPORT, dwarf_getlocations);
|
|
#ifndef HAVE_SYSCALL_TABLE_SUPPORT
|
|
STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit);
|
|
#endif
|
|
STATUS(HAVE_SYSCALL_TABLE_SUPPORT, syscall_table);
|
|
STATUS(HAVE_LIBBFD_SUPPORT, libbfd);
|
|
STATUS(HAVE_DEBUGINFOD_SUPPORT, debuginfod);
|
|
STATUS(HAVE_LIBELF_SUPPORT, libelf);
|
|
STATUS(HAVE_LIBNUMA_SUPPORT, libnuma);
|
|
STATUS(HAVE_LIBNUMA_SUPPORT, numa_num_possible_cpus);
|
|
STATUS(HAVE_LIBPERL_SUPPORT, libperl);
|
|
STATUS(HAVE_LIBPYTHON_SUPPORT, libpython);
|
|
STATUS(HAVE_SLANG_SUPPORT, libslang);
|
|
STATUS(HAVE_LIBCRYPTO_SUPPORT, libcrypto);
|
|
STATUS(HAVE_LIBUNWIND_SUPPORT, libunwind);
|
|
STATUS(HAVE_DWARF_SUPPORT, libdw-dwarf-unwind);
|
|
STATUS(HAVE_LIBCAPSTONE_SUPPORT, libcapstone);
|
|
STATUS(HAVE_ZLIB_SUPPORT, zlib);
|
|
STATUS(HAVE_LZMA_SUPPORT, lzma);
|
|
STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid);
|
|
STATUS(HAVE_LIBBPF_SUPPORT, bpf);
|
|
STATUS(HAVE_AIO_SUPPORT, aio);
|
|
STATUS(HAVE_ZSTD_SUPPORT, zstd);
|
|
STATUS(HAVE_LIBPFM, libpfm4);
|
|
STATUS(HAVE_LIBTRACEEVENT, libtraceevent);
|
|
STATUS(HAVE_BPF_SKEL, bpf_skeletons);
|
|
STATUS(HAVE_DWARF_UNWIND_SUPPORT, dwarf-unwind-support);
|
|
STATUS(HAVE_CSTRACE_SUPPORT, libopencsd);
|
|
}
|
|
|
|
int cmd_version(int argc, const char **argv)
|
|
{
|
|
argc = parse_options(argc, argv, version_options, version_usage,
|
|
PARSE_OPT_STOP_AT_NON_OPTION);
|
|
|
|
printf("perf version %s\n", perf_version_string);
|
|
|
|
if (version.build_options || verbose > 0)
|
|
library_status();
|
|
|
|
return 0;
|
|
}
|