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Date: Mon, 1 Jul 2019 23:26:07 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>
Cc: Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
Clark Williams <williams@...hat.com>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Adrian Hunter <adrian.hunter@...el.com>
Subject: [PATCH 34/43] perf tools: Ditch rtrim(), use strim() from tools/lib
From: Arnaldo Carvalho de Melo <acme@...hat.com>
Cleaning up a bit more tools/perf/util/ by using things we got from the
kernel and have in tools/lib/
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Link: https://lkml.kernel.org/n/tip-7hluuoveryoicvkclshzjf1k@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/ui/browsers/hists.c | 3 ++-
tools/perf/util/annotate.c | 3 ++-
tools/perf/util/header.c | 6 +++---
tools/perf/util/pmu.c | 2 +-
tools/perf/util/python-ext-sources | 1 +
tools/perf/util/srcline.c | 3 ++-
tools/perf/util/string.c | 23 -----------------------
tools/perf/util/string2.h | 2 --
tools/perf/util/thread_map.c | 3 ++-
9 files changed, 13 insertions(+), 33 deletions(-)
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 10243408f3dc..33e67aa91347 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2071,7 +2071,8 @@ static int hist_browser__fprintf_hierarchy_entry(struct hist_browser *browser,
advance_hpp(&hpp, ret);
}
- printed += fprintf(fp, "%s\n", rtrim(s));
+ strim(s);
+ printed += fprintf(fp, "%s\n", s);
if (he->leaf && folded_sign == '-') {
printed += hist_browser__fprintf_callchain(browser, he, fp,
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 783e2628cc8e..2d08c4b62c63 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -35,6 +35,7 @@
#include <pthread.h>
#include <linux/bitops.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include <bpf/libbpf.h>
/* FIXME: For the HE_COLORSET */
@@ -1495,7 +1496,7 @@ static int symbol__parse_objdump_line(struct symbol *sym, FILE *file,
return -1;
line_ip = -1;
- parsed_line = rtrim(line);
+ parsed_line = strim(line);
/* /filename:linenr ? Save line number and ignore. */
if (regexec(&file_lineno, parsed_line, 2, match, 0) == 0) {
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 1eb15f7517b0..bf26dc85eaaa 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1048,7 +1048,7 @@ static int cpu_cache_level__read(struct cpu_cache_level *cache, u32 cpu, u16 lev
return -1;
cache->type[len] = 0;
- cache->type = rtrim(cache->type);
+ cache->type = strim(cache->type);
scnprintf(file, PATH_MAX, "%s/size", path);
if (sysfs__read_str(file, &cache->size, &len)) {
@@ -1057,7 +1057,7 @@ static int cpu_cache_level__read(struct cpu_cache_level *cache, u32 cpu, u16 lev
}
cache->size[len] = 0;
- cache->size = rtrim(cache->size);
+ cache->size = strim(cache->size);
scnprintf(file, PATH_MAX, "%s/shared_cpu_list", path);
if (sysfs__read_str(file, &cache->map, &len)) {
@@ -1067,7 +1067,7 @@ static int cpu_cache_level__read(struct cpu_cache_level *cache, u32 cpu, u16 lev
}
cache->map[len] = 0;
- cache->map = rtrim(cache->map);
+ cache->map = strim(cache->map);
return 0;
}
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 38dc0c6e28b8..8139a1f3ed39 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -395,7 +395,7 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI
buf[ret] = 0;
/* Remove trailing newline from sysfs file */
- rtrim(buf);
+ strim(buf);
return __perf_pmu__new_alias(list, dir, name, NULL, buf, NULL, NULL, NULL,
NULL, NULL, NULL);
diff --git a/tools/perf/util/python-ext-sources b/tools/perf/util/python-ext-sources
index 648bcd80b475..2237bac9fadb 100644
--- a/tools/perf/util/python-ext-sources
+++ b/tools/perf/util/python-ext-sources
@@ -16,6 +16,7 @@ util/namespaces.c
../lib/bitmap.c
../lib/find_bit.c
../lib/hweight.c
+../lib/string.c
../lib/vsprintf.c
util/thread_map.c
util/util.c
diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c
index 10ca1533937e..1824cabe3512 100644
--- a/tools/perf/util/srcline.c
+++ b/tools/perf/util/srcline.c
@@ -5,6 +5,7 @@
#include <string.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include "util/dso.h"
#include "util/util.h"
@@ -464,7 +465,7 @@ static struct inline_node *addr2inlines(const char *dso_name, u64 addr,
char *srcline;
struct symbol *inline_sym;
- rtrim(funcname);
+ strim(funcname);
if (getline(&filename, &filelen, fp) == -1)
goto out;
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index 99a555ea4a9f..93a5340424df 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -318,29 +318,6 @@ char *strxfrchar(char *s, char from, char to)
return s;
}
-/**
- * rtrim - Removes trailing whitespace from @s.
- * @s: The string to be stripped.
- *
- * Note that the first trailing whitespace is replaced with a %NUL-terminator
- * in the given string @s. Returns @s.
- */
-char *rtrim(char *s)
-{
- size_t size = strlen(s);
- char *end;
-
- if (!size)
- return s;
-
- end = s + size - 1;
- while (end >= s && isspace(*end))
- end--;
- *(end + 1) = '\0';
-
- return s;
-}
-
char *asprintf_expr_inout_ints(const char *var, bool in, size_t nints, int *ints)
{
/*
diff --git a/tools/perf/util/string2.h b/tools/perf/util/string2.h
index 5bc3fea52cdc..6da835ad8f5b 100644
--- a/tools/perf/util/string2.h
+++ b/tools/perf/util/string2.h
@@ -23,8 +23,6 @@ static inline bool strisglob(const char *str)
int strtailcmp(const char *s1, const char *s2);
char *strxfrchar(char *s, char from, char to);
-char *rtrim(char *s);
-
char *asprintf_expr_inout_ints(const char *var, bool in, size_t nints, int *ints);
static inline char *asprintf_expr_in_ints(const char *var, size_t nints, int *ints)
diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
index 5d467d8ae9ab..281bf06f10f2 100644
--- a/tools/perf/util/thread_map.c
+++ b/tools/perf/util/thread_map.c
@@ -12,6 +12,7 @@
#include "strlist.h"
#include <string.h>
#include <api/fs/fs.h>
+#include <linux/string.h>
#include "asm/bug.h"
#include "thread_map.h"
#include "util.h"
@@ -392,7 +393,7 @@ static int get_comm(char **comm, pid_t pid)
* mark the end of the string.
*/
(*comm)[size] = 0;
- rtrim(*comm);
+ strim(*comm);
}
free(path);
--
2.20.1
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