filename_cmp.c: Replace include of ctype.h by include of safe-ctype.h.

        * filename_cmp.c: Replace include of ctype.h by include of
        safe-ctype.h.
        (filename_cmp): Use TOLOWER instead of tolower for conversions
        that are locale-independent.
        * Makefile.in (filename_cmp.o): Add dependency on safe-ctype.h.

From-SVN: r124399

libiberty/ChangeLog

+2007-05-03  Joel Brobecker  <brobecker@adacore.com>
+
+	* filename_cmp.c: Replace include of ctype.h by include of
+	safe-ctype.h.
+	(filename_cmp): Use TOLOWER instead of tolower for conversions
+	that are locale-independent.
+	* Makefile.in (filename_cmp.o): Add dependency on safe-ctype.h.
+
 2007-04-11  Thomas Neumann  tneumann@users.sourceforge.net
 
 	* argv.c: Use ANSI C declarations.

libiberty/Makefile.in

@@ -651,7 +651,8 @@ $(CONFIGURED_OFILES): stamp-picdir
 	else true; fi
 	$(COMPILE.c) $(srcdir)/fibheap.c $(OUTPUT_OPTION)
 
-./filename_cmp.o: $(srcdir)/filename_cmp.c $(INCDIR)/filenames.h
+./filename_cmp.o: $(srcdir)/filename_cmp.c $(INCDIR)/filenames.h \
+	$(INCDIR)/safe-ctype.h
 	if [ x"$(PICFLAG)" != x ]; then \
 	  $(COMPILE.c) $(PICFLAG) $(srcdir)/filename_cmp.c -o pic/$@; \
 	else true; fi

libiberty/filename_cmp.c

@@ -24,8 +24,8 @@
 #include <string.h>
 #endif
 
-#include <ctype.h>
 #include "filenames.h"
+#include "safe-ctype.h"
 
 /*
 
@@ -55,8 +55,8 @@ filename_cmp (const char *s1, const char *s2)
 #else
   for (;;)
     {
-      int c1 = tolower (*s1);
-      int c2 = tolower (*s2);
+      int c1 = TOLOWER (*s1);
+      int c2 = TOLOWER (*s2);
 
       /* On DOS-based file systems, the '/' and the '\' are equivalent.  */
       if (c1 == '/')