Re: config-ml.in questions.

[Ralf Wildenhues]

:ADDPATCH configure:

Hello,

Please approve and apply this patch to GCC and src.  Again, I tested it
in Automake, not with GCC, sorry.

Thanks,
Ralf

2007-11-26  Ralf Wildenhues  <address@hidden>

        * config-ml.in: Robustify against white space in absolute file
        names.

Index: config-ml.in
===================================================================
--- config-ml.in        (revision 130431)
+++ config-ml.in        (working copy)
@@ -540,7 +540,7 @@
        else \
          rootpre=`${PWD_COMMAND}`/; export rootpre; \
          srcrootpre=`cd $(srcdir); ${PWD_COMMAND}`/; export srcrootpre; \
-         lib=`echo $${rootpre} | sed -e 's,^.*/\([^/][^/]*\)/$$,\1,'`; \
+         lib=`echo "$${rootpre}" | sed -e 's,^.*/\([^/][^/]*\)/$$,\1,'`; \
          compiler="$(CC)"; \
          for i in `$${compiler} --print-multi-lib 2>/dev/null`; do \
            dir=`echo $$i | sed -e 's/;.*$$//'`; \
@@ -696,7 +701,7 @@
   fi
 
   ml_origdir=`${PWDCMD-pwd}`
-  ml_libdir=`echo $ml_origdir | sed -e 's,^.*/,,'`
+  ml_libdir=`echo "$ml_origdir" | sed -e 's,^.*/,,'`
   # cd to top-level-build-dir/${with_target_subdir}
   cd ..
 
@@ -732,7 +737,7 @@
 
     case ${srcdir} in
     ".")
-      echo Building symlink tree in `${PWDCMD-pwd}`/${ml_dir}/${ml_libdir}
+      echo "Building symlink tree in `${PWDCMD-pwd}`/${ml_dir}/${ml_libdir}"
       if [ "${with_target_subdir}" != "." ]; then
        ml_unsubdir="../"
       else
@@ -797,7 +802,7 @@
     else
        # Create a regular expression that matches any string as long
        # as ML_POPDIR.
-       popdir_rx=`echo ${ML_POPDIR} | sed 's,.,.,g'`
+       popdir_rx=`echo "${ML_POPDIR}" | sed 's,.,.,g'`
        CC_=
        for arg in ${CC}; do
          case $arg in
@@ -901,11 +906,11 @@
       exit 1
     fi
 
-    cd ${ML_POPDIR}
+    cd "${ML_POPDIR}"
 
   done
 
-  cd ${ml_origdir}
+  cd "${ml_origdir}"
 fi
 
 fi # ${ml_toplevel_p} = yes