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-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:
return false;
}
-/**
- * strglobmatch - glob expression pattern matching
- * @str: the target string to match
- * @pat: the pattern string to match
- *
- * This returns true if the @str matches @pat. @pat can includes wildcards
- * ('*','?') and character classes ([CHARS], complementation and ranges are
- * also supported). Also, this supports escape character ('\') to use special
- * characters as normal character.
- *
- * Note: if @pat syntax is broken, this always returns false.
- */
-bool strglobmatch(const char *str, const char *pat)
+/* Glob/lazy pattern matching */
+static bool __match_glob(const char *str, const char *pat, bool ignore_space)
{
while (*str && *pat && *pat != '*') {
+ if (ignore_space) {
+ /* Ignore spaces for lazy matching */
+ if (isspace(*str)) {
+ str++;
+ continue;
+ }
+ if (isspace(*pat)) {
+ pat++;
+ continue;
+ }
+ }
if (*pat == '?') { /* Matches any single character */
str++;
pat++;
@@ -308,3 +308,32 @@ bool strglobmatch(const char *str, const char *pat)
return !*str && !*pat;
}
+/**
+ * strglobmatch - glob expression pattern matching
+ * @str: the target string to match
+ * @pat: the pattern string to match
+ *
+ * This returns true if the @str matches @pat. @pat can includes wildcards
+ * ('*','?') and character classes ([CHARS], complementation and ranges are
+ * also supported). Also, this supports escape character ('\') to use special
+ * characters as normal character.
+ *
+ * Note: if @pat syntax is broken, this always returns false.
+ */
+bool strglobmatch(const char *str, const char *pat)
+{
+ return __match_glob(str, pat, false);
+}
+
+/**
+ * strlazymatch - matching pattern strings lazily with glob pattern
+ * @str: the target string to match
+ * @pat: the pattern string to match
+ *
+ * This is similar to strglobmatch, except this ignores spaces in
+ * the target string.
+ */
+bool strlazymatch(const char *str, const char *pat)
+{
+ return __match_glob(str, pat, true);
+}