From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752281AbeC1HDA (ORCPT ); Wed, 28 Mar 2018 03:03:00 -0400 Received: from mga17.intel.com ([192.55.52.151]:31659 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752209AbeC1HC5 (ORCPT ); Wed, 28 Mar 2018 03:02:57 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,370,1517904000"; d="scan'208";a="32013331" From: Jin Yao To: acme@kernel.org, jolsa@kernel.org, peterz@infradead.org, mingo@redhat.com, alexander.shishkin@linux.intel.com Cc: Linux-kernel@vger.kernel.org, ak@linux.intel.com, kan.liang@intel.com, yao.jin@intel.com, Jin Yao Subject: [PATCH v2 3/4] perf version: Print the compiled-in status of libraries Date: Wed, 28 Mar 2018 22:57:07 +0800 Message-Id: <1522249028-15099-4-git-send-email-yao.jin@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1522249028-15099-1-git-send-email-yao.jin@linux.intel.com> References: <1522249028-15099-1-git-send-email-yao.jin@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch checks the values passed by CFLAGS (-DHAVE_XXX) and then print the status of libraries. For example, if HAVE_DWARF_SUPPORT is defined, that means the library "dwarf" is compiled-in. The patch will print the status "on" for this library otherwise print the status "OFF". v2: --- 1. Use IS_BUILTIN macro to replace #ifdef/#endif block. 2. Print color for on/OFF. Signed-off-by: Jin Yao --- tools/perf/builtin-version.c | 68 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/tools/perf/builtin-version.c b/tools/perf/builtin-version.c index 37019c5..6e2e486 100644 --- a/tools/perf/builtin-version.c +++ b/tools/perf/builtin-version.c @@ -1,11 +1,79 @@ // SPDX-License-Identifier: GPL-2.0 #include "builtin.h" #include "perf.h" +#include "color.h" #include +#include #include +#include + +int version_verbose; + +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 *status) +{ + printf("%22s: ", name); + on_off_print(status); + printf("\n"); +} + +#define STATUS(__d, __m) \ +do { \ + if (IS_BUILTIN(__d)) \ + status_print(#__m, "on"); \ + else \ + status_print(#__m, "OFF"); \ +} while (0) + +static void library_status(void) +{ + STATUS(HAVE_DWARF_SUPPORT, dwarf); + STATUS(HAVE_DWARF_GETLOCATIONS, dwarf_getlocations); + STATUS(HAVE_GLIBC_SUPPORT, glibc); + STATUS(HAVE_GTK2_SUPPORT, gtk2); + STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit); + STATUS(HAVE_LIBBFD_SUPPORT, libbfd); + 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_ZLIB_SUPPORT, zlib); + STATUS(HAVE_LZMA_SUPPORT, lzma); + STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid); + STATUS(HAVE_LIBBPF_SUPPORT, bpf); + + on_off_print("on"); + printf(": library is compiled-in\n"); + + on_off_print("OFF"); + printf(": library is disabled in make configuration\n"); + printf(" OR library is not installed in build environment\n"); +} int cmd_version(int argc __maybe_unused, const char **argv __maybe_unused) { printf("perf version %s\n", perf_version_string); + + if ((argc > 1 && !strcmp(argv[1], "--build-options")) || + (version_verbose == 1)) { + library_status(); + } + return 0; } -- 2.7.4