Canonicalize ${INPUT} to avoid automounter problems.

From-SVN: r7945

diff --git a/gcc/fixincludes b/gcc/fixincludes
index daf5daa..2e33da5 100755 (executable)
--- a/gcc/fixincludes
+++ b/gcc/fixincludes
@@ -142,16 +142,19 @@ if $LINKS; then
        cd $dest
        # X gets the dir that the link actually leads to.
        x=`${PWDCMD}`
+       # Canonicalize ${INPUT} now to minimize the time an
+       # automounter has to change the result of ${PWDCMD}.
+       cinput=`cd ${INPUT}; ${PWDCMD}`
        # If a link points to ., make a similar link to .
-       if [ $x = $INPUT ]; then
+       if [ $x = ${cinput} ]; then
          echo $file '->' . ': Making link'
          rm -fr ${LIB}/$file > /dev/null 2>&1
          ln -s . ${LIB}/$file > /dev/null 2>&1
        # If link leads back into ${INPUT},
        # make a similar link here.
-       elif expr $x : "${INPUT}/.*" > /dev/null; then
+       elif expr $x : "${cinput}/.*" > /dev/null; then
          # Y gets the actual target dir name, relative to ${INPUT}.
-         y=`echo $x | sed -n "s&${INPUT}/&&p"`
+         y=`echo $x | sed -n "s&${cinput}/&&p"`
          # DOTS is the relative path from ${LIB}/$file's dir back to ${LIB}.
          dots=`echo "$file" |
            sed -e 's@^./@@' -e 's@/./@/@g' -e 's@[^/][^/]*@..@g' -e 's@..$@@'`