Changes to better chack for whitespace at end of line

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/tools/make/trunk@21859 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,6 +1,9 @@
 2005-10-24  Richard Frith-Macdonald <rfm@gnu.org>
 
 	* which_lib.c: Tidied a little on lines suggested by David Ayers
+	* configure.ac: Check for ctype.h
+	* configure: regenerate
+	* config.h.in: regenerate
 
 2005-10-23  Jeremy Bettis
 

config.h.in

@@ -1,5 +1,8 @@
 /* config.h.in.  Generated from configure.ac by autoheader.  */
 
+/* Define to 1 if you have the <ctype.h> header file. */
+#undef HAVE_CTYPE_H
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H

configure

@@ -4243,7 +4243,8 @@ done
 
 
 
-for ac_header in sys/param.h sys/file.h dir.h string.h stdlib.h sys/types.h 		fcntl.h limits.h utime.h sys/stat.h pwd.h unistd.h
+
+for ac_header in sys/param.h sys/file.h dir.h string.h stdlib.h sys/types.h 		fcntl.h limits.h utime.h sys/stat.h pwd.h unistd.h ctype.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if eval "test \"\${$as_ac_Header+set}\" = set"; then

configure.ac

@@ -566,7 +566,7 @@ export LD_LIBRARY_PATH
 #--------------------------------------------------------------------
 AC_HEADER_DIRENT
 AC_CHECK_HEADERS(sys/param.h sys/file.h dir.h string.h stdlib.h sys/types.h dnl
-		fcntl.h limits.h utime.h sys/stat.h pwd.h unistd.h)
+		fcntl.h limits.h utime.h sys/stat.h pwd.h unistd.h ctype.h)
 AC_CHECK_FUNCS(getpwnam getpwuid geteuid getlogin strchr)
 
 #--------------------------------------------------------------------

which_lib.c

@@ -104,6 +104,10 @@
 # include <string.h>
 #endif
 
+#if HAVE_CTYPE_H
+# include <ctype.h>
+#endif
+
 #if HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
@@ -177,7 +181,7 @@ static void stripstr (char *s)
   while (len > 0)
     {
       len--;
-      if (s[len] < 33)
+      if (isspace(s[len]))
 	{
 	  s[len] = '\0';
 	}