Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[sfrench/cifs-2.6.git] / tools / perf / util / string.c

diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index c397d4f6f748279ee35b9b931e8e83add8e75967..0409fc7c0058809f01da646c4d5ee98c21f69b1d 100644 (file)
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -1,48 +1,5 @@
-#include "string.h"
 #include "util.h"
-
-static int hex(char ch)
-{
-       if ((ch >= '0') && (ch <= '9'))
-               return ch - '0';
-       if ((ch >= 'a') && (ch <= 'f'))
-               return ch - 'a' + 10;
-       if ((ch >= 'A') && (ch <= 'F'))
-               return ch - 'A' + 10;
-       return -1;
-}
-
-/*
- * While we find nice hex chars, build a long_val.
- * Return number of chars processed.
- */
-int hex2u64(const char *ptr, u64 *long_val)
-{
-       const char *p = ptr;
-       *long_val = 0;
-
-       while (*p) {
-               const int hex_val = hex(*p);
-
-               if (hex_val < 0)
-                       break;
-
-               *long_val = (*long_val << 4) | hex_val;
-               p++;
-       }
-
-       return p - ptr;
-}
-
-char *strxfrchar(char *s, char from, char to)
-{
-       char *p = s;
-
-       while ((p = strchr(p, from)) != NULL)
-               *p++ = to;
-
-       return s;
-}
+#include "string.h"
 
 #define K 1024LL
 /*
@@ -265,21 +222,21 @@ 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 +265,32 @@ 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);
+}