new file mode 100644
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@@ -0,0 +1,194 @@
+//===========================================================================
+//
+//      strtol.cxx
+//
+//      ISO standard string to long int conversion function defined in
+//      section 7.10.1.5 of the standard
+//
+//===========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// Software distributed under the License is distributed on an "AS IS"      
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+// License for the specific language governing rights and limitations under 
+// the License.                                                             
+//                                                                          
+// The Original Code is eCos - Embedded Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//===========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    jlarmour
+// Contributors: 
+// Date:         2000-04-30
+// Purpose:     
+// Description: 
+// Usage:       
+//
+//####DESCRIPTIONEND####
+//
+//===========================================================================
+//
+// This code is based on original code with the following copyright:
+//
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+
+// CONFIGURATION
+
+#include <pkgconf/libc_stdlib.h>   // Configuration header
+
+// INCLUDES
+
+#include <cyg/infra/cyg_type.h>    // Common type definitions and support
+#include <cyg/infra/cyg_trac.h>    // Tracing support
+#include <cyg/infra/cyg_ass.h>     // Assertion support
+#include <limits.h>                // Definition of LONG_MIN and LONG_MAX
+#include <ctype.h>                 // Definition of many ctype functions
+#include <errno.h>                 // Error code definitions
+#include <stdlib.h>                // Header for all stdlib functions
+                                   // (like this one)
+
+
+// FUNCTIONS
+
+//
+// Convert a string to a long integer.
+//
+// Ignores `locale' stuff.  Assumes that the upper and lower case
+// alphabets and digits are each contiguous.
+//
+
+long
+strtol( const char *nptr, char **endptr, int base )
+{
+    const char *s = nptr;
+    unsigned long acc;
+    int c;
+    unsigned long cutoff;
+    int neg = 0, any, cutlim;
+
+    CYG_REPORT_FUNCNAMETYPE( "strtol", "returning long %d" );
+    CYG_REPORT_FUNCARG3( "nptr=%08x, endptr=%08x, base=%d",
+                         nptr, endptr, base );
+    CYG_CHECK_DATA_PTR( nptr, "nptr is not a valid pointer!" );
+
+    if (endptr != NULL)
+        CYG_CHECK_DATA_PTR( endptr, "endptr is not a valid pointer!" );
+    
+    //
+    // Skip white space and pick up leading +/- sign if any.
+    // If base is 0, allow 0x for hex and 0 for octal, else
+    // assume decimal; if base is already 16, allow 0x.
+    //
+    
+    do {
+        c = *s++;
+    } while (isspace(c));
+    if (c == '-') {
+        neg = 1;
+        c = *s++;
+    } else if (c == '+')
+        c = *s++;
+    if ((base == 0 || base == 16) &&
+        c == '0' && (*s == 'x' || *s == 'X')) {
+        c = s[1];
+        s += 2;
+        base = 16;
+    }
+    if (base == 0)
+        base = c == '0' ? 8 : 10;
+    
+    //
+    // Compute the cutoff value between legal numbers and illegal
+    // numbers.  That is the largest legal value, divided by the
+    // base.  An input number that is greater than this value, if
+    // followed by a legal input character, is too big.  One that
+    // is equal to this value may be valid or not; the limit
+    // between valid and invalid numbers is then based on the last
+    // digit.  For instance, if the range for longs is
+    // [-2147483648..2147483647] and the input base is 10,
+    // cutoff will be set to 214748364 and cutlim to either
+    // 7 (neg==0) or 8 (neg==1), meaning that if we have accumulated
+    // a value > 214748364, or equal but the next digit is > 7 (or 8),
+    // the number is too big, and we will return a range error.
+    //
+    // Set any if any `digits' consumed; make it negative to indicate
+    // overflow.
+    //
+    
+    cutoff = neg ? -(unsigned long)LONG_MIN : LONG_MAX;
+    cutlim = cutoff % (unsigned long)base;
+    cutoff /= (unsigned long)base;
+    for (acc = 0, any = 0;; c = *s++) {
+        if (isdigit(c))
+            c -= '0';
+        else if (isalpha(c))
+            c -= isupper(c) ? 'A' - 10 : 'a' - 10;
+        else
+            break;
+        if (c >= base)
+            break;
+        if (any < 0 || acc > cutoff || acc == cutoff && c > cutlim)
+            any = -1;
+        else {
+            any = 1;
+            acc *= base;
+            acc += c;
+        }
+    }
+    if (any < 0) {
+        acc = neg ? LONG_MIN : LONG_MAX;
+        errno = ERANGE;
+    } else if (neg)
+        acc = -acc;
+    if (endptr != 0)
+        *endptr = (char *) (any ? s - 1 : nptr);
+
+    CYG_REPORT_RETVAL ( acc );
+
+    return acc;
+} // strtol()
+
+// EOF strtol.cxx