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Message-ID: <tip-53cb8bc2a3d976efd1a800c3de4640a7220afbb3@git.kernel.org>
Date: Tue, 26 May 2009 12:14:00 GMT
From: tip-bot for Ingo Molnar <mingo@...e.hu>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, acme@...hat.com, paulus@...ba.org,
hpa@...or.com, mingo@...hat.com, jkacur@...hat.com,
a.p.zijlstra@...llo.nl, efault@....de, mtosatti@...hat.com,
tglx@...utronix.de, cjashfor@...ux.vnet.ibm.com, mingo@...e.hu
Subject: [tip:perfcounters/core] perf record: Convert to Git option parsing
Commit-ID: 53cb8bc2a3d976efd1a800c3de4640a7220afbb3
Gitweb: http://git.kernel.org/tip/53cb8bc2a3d976efd1a800c3de4640a7220afbb3
Author: Ingo Molnar <mingo@...e.hu>
AuthorDate: Tue, 26 May 2009 09:17:18 +0200
Committer: Ingo Molnar <mingo@...e.hu>
CommitDate: Tue, 26 May 2009 13:05:27 +0200
perf record: Convert to Git option parsing
Remove getopt usage and use Git's much more advanced and more compact
command option library.
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@...hat.com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: John Kacur <jkacur@...hat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
Documentation/perf_counter/builtin-report.c | 126 ++++++++-------------------
1 files changed, 38 insertions(+), 88 deletions(-)
diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c
index 21386a8..9e59d60 100644
--- a/Documentation/perf_counter/builtin-report.c
+++ b/Documentation/perf_counter/builtin-report.c
@@ -1,52 +1,29 @@
-#define _GNU_SOURCE
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <unistd.h>
-#include <stdint.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
+#include "util/util.h"
+
+#include <libelf.h>
#include <gelf.h>
#include <elf.h>
-#include <libelf.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <errno.h>
-#include <ctype.h>
-#include <time.h>
-#include <getopt.h>
-#include <assert.h>
-#include <search.h>
-
-#include <sys/ioctl.h>
-#include <sys/poll.h>
-#include <sys/prctl.h>
-#include <sys/wait.h>
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <linux/unistd.h>
-#include <linux/types.h>
-
-#include "../../include/linux/perf_counter.h"
+
#include "util/list.h"
#include "util/rbtree.h"
+#include "perf.h"
+
+#include "util/parse-options.h"
+#include "util/parse-events.h"
+
#define SHOW_KERNEL 1
#define SHOW_USER 2
#define SHOW_HV 4
-static char const *input_name = "output.perf";
+static char const *input_name = "output.perf";
static int input;
static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
static unsigned long page_size;
static unsigned long mmap_window = 32;
-static const char *perf_event_names[] = {
+const char *perf_event_names[] = {
[PERF_EVENT_MMAP] = " PERF_EVENT_MMAP",
[PERF_EVENT_MUNMAP] = " PERF_EVENT_MUNMAP",
[PERF_EVENT_COMM] = " PERF_EVENT_COMM",
@@ -86,7 +63,7 @@ struct section {
char name[0];
};
-static struct section *section__new(uint64_t start, uint64_t size,
+struct section *section__new(uint64_t start, uint64_t size,
uint64_t offset, char *name)
{
struct section *self = malloc(sizeof(*self) + strlen(name) + 1);
@@ -241,7 +218,7 @@ static inline uint8_t elf_sym__type(const GElf_Sym *sym)
return GELF_ST_TYPE(sym->st_info);
}
-static inline bool elf_sym__is_function(const GElf_Sym *sym)
+static inline int elf_sym__is_function(const GElf_Sym *sym)
{
return elf_sym__type(sym) == STT_FUNC &&
sym->st_name != 0 &&
@@ -393,7 +370,7 @@ out_delete_dso:
return NULL;
}
-static void dsos__fprintf(FILE *fp)
+void dsos__fprintf(FILE *fp)
{
struct dso *pos;
@@ -503,7 +480,7 @@ static struct symhist *symhist__new(struct symbol *sym, uint64_t ip,
return self;
}
-static void symhist__delete(struct symhist *self)
+void symhist__delete(struct symhist *self)
{
free(self);
}
@@ -587,7 +564,7 @@ static int thread__set_comm(struct thread *self, const char *comm)
return self->comm ? 0 : -ENOMEM;
}
-static size_t thread__maps_fprintf(struct thread *self, FILE *fp)
+size_t thread__maps_fprintf(struct thread *self, FILE *fp)
{
struct map *pos;
size_t ret = 0;
@@ -668,49 +645,7 @@ static void threads__fprintf(FILE *fp)
}
}
-static void display_help(void)
-{
- printf(
- "Usage: perf-report [<options>]\n"
- " -i file --input=<file> # input file\n"
- );
-
- exit(0);
-}
-
-static void process_options(int argc, char *argv[])
-{
- int error = 0;
-
- for (;;) {
- int option_index = 0;
- /** Options for getopt */
- static struct option long_options[] = {
- {"input", required_argument, NULL, 'i'},
- {"no-user", no_argument, NULL, 'u'},
- {"no-kernel", no_argument, NULL, 'k'},
- {"no-hv", no_argument, NULL, 'h'},
- {NULL, 0, NULL, 0 }
- };
- int c = getopt_long(argc, argv, "+:i:kuh",
- long_options, &option_index);
- if (c == -1)
- break;
-
- switch (c) {
- case 'i': input_name = strdup(optarg); break;
- case 'k': show_mask &= ~SHOW_KERNEL; break;
- case 'u': show_mask &= ~SHOW_USER; break;
- case 'h': show_mask &= ~SHOW_HV; break;
- default: error = 1; break;
- }
- }
-
- if (error)
- display_help();
-}
-
-int cmd_report(int argc, char **argv)
+static int __cmd_report(void)
{
unsigned long offset = 0;
unsigned long head = 0;
@@ -720,12 +655,6 @@ int cmd_report(int argc, char **argv)
int ret, rc = EXIT_FAILURE;
unsigned long total = 0;
- elf_version(EV_CURRENT);
-
- page_size = getpagesize();
-
- process_options(argc, argv);
-
input = open(input_name, O_RDONLY);
if (input < 0) {
perror("failed to open file");
@@ -867,3 +796,24 @@ done:
return rc;
}
+static const char * const report_usage[] = {
+ "perf report [<options>] <command>",
+ NULL
+};
+
+static const struct option options[] = {
+ OPT_STRING('i', "input", &input_name, "file",
+ "input file name"),
+ OPT_END()
+};
+
+int cmd_report(int argc, const char **argv, const char *prefix)
+{
+ elf_version(EV_CURRENT);
+
+ page_size = getpagesize();
+
+ parse_options(argc, argv, options, report_usage, 0);
+
+ return __cmd_report();
+}
--
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