genericopenlibs/cstdlib/LCHAR/STRRCHR.C
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cstdlib/LCHAR/STRRCHR.C	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,77 @@
+/*
+* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* FUNCTION
+* <<strrchr>>---reverse search for character in string
+* INDEX
+* strrchr
+* ANSI_SYNOPSIS
+* #include <string.h>
+* char * strrchr(const char *<[string]>, int <[c]>);
+* TRAD_SYNOPSIS
+* #include <string.h>
+* char * strrchr(<[string]>, <[c]>);
+* char *<[string]>;
+* int *<[c]>;
+* This function finds the last occurence of <[c]> (converted to
+* a char) in the string pointed to by <[string]> (including the
+* terminating null character).
+* RETURNS
+* Returns a pointer to the located character, or a null pointer
+* if <[c]> does not occur in <[string]>.
+* PORTABILITY
+* <<strrchr>> is ANSI C.
+* <<strrchr>> requires no supporting OS subroutines.
+* QUICKREF
+* strrchr ansi pure
+* 
+*
+*/
+
+
+
+#include <string.h>
+
+/**
+Find last occurrence of character in string.
+Returns the last occurrence of c in string.
+The null-terminating character is included as part of the string and can also be searched.
+@return If character is found, a pointer to the last occurrence of c in string is returned.
+If not, NULL is returned.
+@param s Null-terminated string scanned in the search. 
+@param i Character to be found.
+*/
+EXPORT_C char *
+strrchr (const char *s, int i)
+{
+	const char *last = NULL;
+	i = (char)i;
+
+	for (;;)
+	{
+		int c = *s++;
+		if (c == i)
+			last = s - 1;
+		if (c == 0)
+			break;
+	}
+
+  return (char *) last;
+}
+
+EXPORT_C char *
+rindex (const char *s, int c)
+{
+  return strrchr (s, c);
+}