1 files changed, 110 insertions, 1 deletions

diff --git a/utility.c b/utility.c
index 011c0cf41..9e56dbe8a 100644
--- a/utility.c
+++ b/utility.c
@@ -771,7 +771,7 @@ int get_console_fd(char* tty_name)
 #endif
 
 
-#if !defined BB_REGEXP && (defined BB_GREP || defined BB_FIND || defined BB_SED)  
+#if !defined BB_REGEXP && (defined BB_GREP || defined BB_SED)  
 
 /* Do a case insensitive strstr() */
 char* stristr(char *haystack, const char *needle)
@@ -851,6 +851,108 @@ extern int replace_match(char *haystack, char *needle, char *newNeedle, int igno
 #endif
 
 
+#if defined BB_FIND
+/*
+ * Routine to see if a text string is matched by a wildcard pattern.
+ * Returns TRUE if the text is matched, or FALSE if it is not matched
+ * or if the pattern is invalid.
+ *  *           matches zero or more characters
+ *  ?           matches a single character
+ *  [abc]       matches 'a', 'b' or 'c'
+ *  \c          quotes character c
+ * Adapted from code written by Ingo Wilken, and
+ * then taken from sash, Copyright (c) 1999 by David I. Bell
+ * Permission is granted to use, distribute, or modify this source,
+ * provided that this copyright notice remains intact.
+ * Permission to distribute this code under the GPL has been granted.
+ */
+extern int
+check_wildcard_match(const char* text, const char* pattern)
+{
+    const char* retryPat;
+    const char* retryText;
+    int         ch;
+    int         found;
+
+    retryPat = NULL;
+    retryText = NULL;
+
+    while (*text || *pattern)
+    {
+        ch = *pattern++;
+
+        switch (ch)
+        {
+            case '*':  
+                retryPat = pattern;
+                retryText = text;
+                break;
+
+            case '[':  
+                found = FALSE;
+
+                while ((ch = *pattern++) != ']')
+                {
+                    if (ch == '\\')
+                        ch = *pattern++;
+
+                    if (ch == '\0')
+                        return FALSE;
+
+                    if (*text == ch)
+                        found = TRUE;
+                }
+
+                //if (!found)
+                if (found==TRUE)
+                {
+                    pattern = retryPat;
+                    text = ++retryText;
+                }
+
+                /* fall into next case */
+
+            case '?':  
+                if (*text++ == '\0')
+                    return FALSE;
+
+                break;
+
+            case '\\':  
+                ch = *pattern++;
+
+                if (ch == '\0')
+                        return FALSE;
+
+                /* fall into next case */
+
+            default:        
+                if (*text == ch)
+                {
+                    if (*text)
+                        text++;
+                    break;
+                }
+
+                if (*text)
+                {
+                    pattern = retryPat;
+                    text = ++retryText;
+                    break;
+                }
+
+                return FALSE;
+        }
+
+        if (pattern == NULL)
+                return FALSE;
+    }
+
+    return TRUE;
+}
+#endif
+
+
 
 
 #if defined BB_DF | defined BB_MTAB
@@ -910,3 +1012,10 @@ extern void whine_if_fstab_is_missing()
 /* END CODE */
 
 
+
+
+
+
+
+
+