Re: autoconf/231: config/missing makeinfo emulation can createaribtrary files that prevent building

[scott douglass]

http%3A%2F%2Fbugs.gnu.org%2Fcgi-bin%2Fgnatsweb.pl%3Fcmd%3Dview%2520audit-trail%26database%3Dautoconf%26pr%3D231

My suggested fix to this problem report is not good because it doesn't handle 
the no file argument case gracefully.  (The original code also mismandled this 
case.) Here's a better fix:

--- sed-4.0.5/config/missing    2002-09-29 17:33:25.000000000 +0100
+++ sed-4.0.5/config/missing.new        2003-02-07 12:28:39.000000000 +0000
@@ -276,8 +276,8 @@
         the \`GNU make' package.  Grab either from any GNU archive site."
    file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
    if test -z "$file"; then
-      file=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
-      file=`sed -n '/address@hidden/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $file`
+      file=`echo "$*" | sed 's/-[^ ]*//g s/.* \([^ ]*\) *$/\1/'`
+      test -n "$file" && file=`sed -n '/address@hidden/ { s/.* \([^ ]*\) 
*$/\1/; p; q; }' $file`
    fi
    touch $file
    ;;

[I don't have write access to GNATS or I would append this text there.]