aboutsummaryrefslogtreecommitdiffstats
path: root/tools/perf/util/string.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/string.c')
-rw-r--r--tools/perf/util/string.c55
1 files changed, 42 insertions, 13 deletions
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index c397d4f6f748..a175949ed216 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -265,21 +265,21 @@ error:
265 return false; 265 return false;
266} 266}
267 267
268/** 268/* Glob/lazy pattern matching */
269 * strglobmatch - glob expression pattern matching 269static bool __match_glob(const char *str, const char *pat, bool ignore_space)
270 * @str: the target string to match
271 * @pat: the pattern string to match
272 *
273 * This returns true if the @str matches @pat. @pat can includes wildcards
274 * ('*','?') and character classes ([CHARS], complementation and ranges are
275 * also supported). Also, this supports escape character ('\') to use special
276 * characters as normal character.
277 *
278 * Note: if @pat syntax is broken, this always returns false.
279 */
280bool strglobmatch(const char *str, const char *pat)
281{ 270{
282 while (*str && *pat && *pat != '*') { 271 while (*str && *pat && *pat != '*') {
272 if (ignore_space) {
273 /* Ignore spaces for lazy matching */
274 if (isspace(*str)) {
275 str++;
276 continue;
277 }
278 if (isspace(*pat)) {
279 pat++;
280 continue;
281 }
282 }
283 if (*pat == '?') { /* Matches any single character */ 283 if (*pat == '?') { /* Matches any single character */
284 str++; 284 str++;
285 pat++; 285 pat++;
@@ -308,3 +308,32 @@ bool strglobmatch(const char *str, const char *pat)
308 return !*str && !*pat; 308 return !*str && !*pat;
309} 309}
310 310
311/**
312 * strglobmatch - glob expression pattern matching
313 * @str: the target string to match
314 * @pat: the pattern string to match
315 *
316 * This returns true if the @str matches @pat. @pat can includes wildcards
317 * ('*','?') and character classes ([CHARS], complementation and ranges are
318 * also supported). Also, this supports escape character ('\') to use special
319 * characters as normal character.
320 *
321 * Note: if @pat syntax is broken, this always returns false.
322 */
323bool strglobmatch(const char *str, const char *pat)
324{
325 return __match_glob(str, pat, false);
326}
327
328/**
329 * strlazymatch - matching pattern strings lazily with glob pattern
330 * @str: the target string to match
331 * @pat: the pattern string to match
332 *
333 * This is similar to strglobmatch, except this ignores spaces in
334 * the target string.
335 */
336bool strlazymatch(const char *str, const char *pat)
337{
338 return __match_glob(str, pat, true);
339}