From: Arnaldo Carvalho de Melo <a...@redhat.com> No change in behaviour, just using the same kernel idiom for such operation.
Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: André Goddard Rosa <andre.godd...@gmail.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Link: https://lkml.kernel.org/n/tip-a85lkptkt0ru40irpga8y...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-script.c | 12 ++++++------ tools/perf/ui/browser.c | 2 +- tools/perf/ui/browsers/hists.c | 2 +- tools/perf/ui/gtk/hists.c | 4 ++-- tools/perf/ui/stdio/hist.c | 2 +- tools/perf/util/annotate.c | 10 +++++----- tools/perf/util/event.c | 4 +--- tools/perf/util/pmu.c | 3 ++- tools/perf/util/stat-display.c | 4 ++-- tools/perf/util/string.c | 14 -------------- tools/perf/util/string2.h | 4 ++-- 11 files changed, 23 insertions(+), 38 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 0131f7a0d48d..520e5b6b9ef9 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -2880,7 +2880,7 @@ static int read_script_info(struct script_desc *desc, const char *filename) return -1; while (fgets(line, sizeof(line), fp)) { - p = ltrim(line); + p = skip_spaces(line); if (strlen(p) == 0) continue; if (*p != '#') @@ -2889,19 +2889,19 @@ static int read_script_info(struct script_desc *desc, const char *filename) if (strlen(p) && *p == '!') continue; - p = ltrim(p); + p = skip_spaces(p); if (strlen(p) && p[strlen(p) - 1] == '\n') p[strlen(p) - 1] = '\0'; if (!strncmp(p, "description:", strlen("description:"))) { p += strlen("description:"); - desc->half_liner = strdup(ltrim(p)); + desc->half_liner = strdup(skip_spaces(p)); continue; } if (!strncmp(p, "args:", strlen("args:"))) { p += strlen("args:"); - desc->args = strdup(ltrim(p)); + desc->args = strdup(skip_spaces(p)); continue; } } @@ -3008,7 +3008,7 @@ static int check_ev_match(char *dir_name, char *scriptname, return -1; while (fgets(line, sizeof(line), fp)) { - p = ltrim(line); + p = skip_spaces(line); if (*p == '#') continue; @@ -3018,7 +3018,7 @@ static int check_ev_match(char *dir_name, char *scriptname, break; p += 2; - p = ltrim(p); + p = skip_spaces(p); len = strcspn(p, " \t"); if (!len) break; diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index 8812c1564995..55ff05a46e0b 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -594,7 +594,7 @@ static int ui_browser__color_config(const char *var, const char *value, break; *bg = '\0'; - bg = ltrim(++bg); + bg = skip_spaces(bg + 1); ui_browser__colorsets[i].bg = bg; ui_browser__colorsets[i].fg = fg; return 0; diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 59483bdb0027..04a56114df92 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1470,7 +1470,7 @@ static int hist_browser__show_hierarchy_entry(struct hist_browser *browser, int i = 0; width -= fmt->entry(fmt, &hpp, entry); - ui_browser__printf(&browser->b, "%s", ltrim(s)); + ui_browser__printf(&browser->b, "%s", skip_spaces(s)); while (isspace(s[i++])) width++; diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c index 0c08890f006a..6341c421a8f7 100644 --- a/tools/perf/ui/gtk/hists.c +++ b/tools/perf/ui/gtk/hists.c @@ -459,7 +459,7 @@ static void perf_gtk__add_hierarchy_entries(struct hists *hists, advance_hpp(hpp, ret + 2); } - gtk_tree_store_set(store, &iter, col_idx, ltrim(rtrim(bf)), -1); + gtk_tree_store_set(store, &iter, col_idx, trim(bf), -1); if (!he->leaf) { hpp->buf = bf; @@ -555,7 +555,7 @@ static void perf_gtk__show_hierarchy(GtkWidget *window, struct hists *hists, first_col = false; fmt->header(fmt, &hpp, hists, 0, NULL); - strcat(buf, ltrim(rtrim(hpp.buf))); + strcat(buf, trim(hpp.buf)); } } diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c index 4b1a6e921d1c..594e56628904 100644 --- a/tools/perf/ui/stdio/hist.c +++ b/tools/perf/ui/stdio/hist.c @@ -516,7 +516,7 @@ static int hist_entry__hierarchy_fprintf(struct hist_entry *he, * dynamic entries are right-aligned but we want left-aligned * in the hierarchy mode */ - printed += fprintf(fp, "%s%s", sep ?: " ", ltrim(buf)); + printed += fprintf(fp, "%s%s", sep ?: " ", skip_spaces(buf)); } printed += putc('\n', fp); diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 65005ccea232..783e2628cc8e 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -557,7 +557,7 @@ static int mov__parse(struct arch *arch, struct ins_operands *ops, struct map_sy if (comment == NULL) return 0; - comment = ltrim(comment); + comment = skip_spaces(comment); comment__symbol(ops->source.raw, comment + 1, &ops->source.addr, &ops->source.name); comment__symbol(ops->target.raw, comment + 1, &ops->target.addr, &ops->target.name); @@ -602,7 +602,7 @@ static int dec__parse(struct arch *arch __maybe_unused, struct ins_operands *ops if (comment == NULL) return 0; - comment = ltrim(comment); + comment = skip_spaces(comment); comment__symbol(ops->target.raw, comment + 1, &ops->target.addr, &ops->target.name); return 0; @@ -1098,7 +1098,7 @@ static void disasm_line__init_ins(struct disasm_line *dl, struct arch *arch, str static int disasm_line__parse(char *line, const char **namep, char **rawp) { - char tmp, *name = ltrim(line); + char tmp, *name = skip_spaces(line); if (name[0] == '\0') return -1; @@ -1116,7 +1116,7 @@ static int disasm_line__parse(char *line, const char **namep, char **rawp) goto out_free_name; (*rawp)[0] = tmp; - *rawp = ltrim(*rawp); + *rawp = skip_spaces(*rawp); return 0; @@ -1503,7 +1503,7 @@ static int symbol__parse_objdump_line(struct symbol *sym, FILE *file, return 0; } - tmp = ltrim(parsed_line); + tmp = skip_spaces(parsed_line); if (*tmp) { /* * Parse hexa addresses followed by ':' diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index d8f8a20543c5..e1d0c5ba1f92 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -158,9 +158,7 @@ static int perf_event__get_comm_ids(pid_t pid, char *comm, size_t len, if (name) { char *nl; - name += 5; /* strlen("Name:") */ - name = ltrim(name); - + name = skip_spaces(name + 5); /* strlen("Name:") */ nl = strchr(name, '\n'); if (nl) *nl = '\0'; diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index faa8eb231e1b..38dc0c6e28b8 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/list.h> #include <linux/compiler.h> +#include <linux/string.h> #include <sys/types.h> #include <errno.h> #include <fcntl.h> @@ -1339,7 +1340,7 @@ static void wordwrap(char *s, int start, int max, int corr) break; s += wlen; column += n; - s = ltrim(s); + s = skip_spaces(s); } } diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index ce993d29cca5..90df41169113 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -212,7 +212,7 @@ static void print_metric_csv(struct perf_stat_config *config __maybe_unused, return; } snprintf(buf, sizeof(buf), fmt, val); - ends = vals = ltrim(buf); + ends = vals = skip_spaces(buf); while (isdigit(*ends) || *ends == '.') ends++; *ends = 0; @@ -280,7 +280,7 @@ static void print_metric_only_csv(struct perf_stat_config *config __maybe_unused return; unit = fixunit(tbuf, os->evsel, unit); snprintf(buf, sizeof buf, fmt, val); - ends = vals = ltrim(buf); + ends = vals = skip_spaces(buf); while (isdigit(*ends) || *ends == '.') ends++; *ends = 0; diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c index d28e723e2790..99a555ea4a9f 100644 --- a/tools/perf/util/string.c +++ b/tools/perf/util/string.c @@ -318,20 +318,6 @@ char *strxfrchar(char *s, char from, char to) return s; } -/** - * ltrim - Removes leading whitespace from @s. - * @s: The string to be stripped. - * - * Return pointer to the first non-whitespace character in @s. - */ -char *ltrim(char *s) -{ - while (isspace(*s)) - s++; - - return s; -} - /** * rtrim - Removes trailing whitespace from @s. * @s: The string to be stripped. diff --git a/tools/perf/util/string2.h b/tools/perf/util/string2.h index 07fd37568543..db02059e31c5 100644 --- a/tools/perf/util/string2.h +++ b/tools/perf/util/string2.h @@ -2,6 +2,7 @@ #ifndef PERF_STRING_H #define PERF_STRING_H +#include <linux/string.h> #include <linux/types.h> #include <stddef.h> #include <string.h> @@ -22,12 +23,11 @@ static inline bool strisglob(const char *str) int strtailcmp(const char *s1, const char *s2); char *strxfrchar(char *s, char from, char to); -char *ltrim(char *s); char *rtrim(char *s); static inline char *trim(char *s) { - return ltrim(rtrim(s)); + return skip_spaces(rtrim(s)); } char *asprintf_expr_inout_ints(const char *var, bool in, size_t nints, int *ints); -- 2.20.1
