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        * ylwrap: Change absolute path checks to check for DOS style path
        names.
        * ylwrap: Don't use a full path name if the source file is in the
        same directory.  From hjl@lucon.org (H.J. Lu).
Brought over from devo.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22945 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 19 insertions, 3 deletions

diff --git a/ylwrap b/ylwrap
index b5b62184383..2288ccde3ac 100755
--- a/ylwrap
+++ b/ylwrap
@@ -31,7 +31,7 @@ prog="$1"
 shift
 # Make any relative path in $prog absolute.
 case "$prog" in
- /*) ;;
+ /* | [A-Za-z]:\\*) ;;
  */*) prog="`pwd`/$prog" ;;
 esac
 
@@ -39,7 +39,7 @@ esac
 input="$1"
 shift
 case "$input" in
- /*)
+ /* | [A-Za-z]:\\*)
     # Absolute path; do nothing.
     ;;
  *)
@@ -50,6 +50,13 @@ case "$input" in
     ;;
 esac
 
+# We don't want to use the absolute path if the input in the current
+# directory like when making a tar ball.
+input_base=`echo $input | sed -e 's|.*/||'`
+if test -f $input_base && cmp $input_base $input >/dev/null 2>&1; then
+  input=$input_base
+fi
+
 pairlist=
 while test "$#" -ne 0; do
    if test "$1" = "--"; then
@@ -67,6 +74,15 @@ trap "cd `pwd`; rm -rf $dirname > /dev/null 2>&1" 1 2 3 15
 mkdir $dirname || exit 1
 
 cd $dirname
+case "$input" in
+ /* | [A-Za-z]:\\*)
+    # Absolute path; do nothing.
+    ;;
+ *)
+    # Make a symbolic link, hard link or hardcopy.
+    ln -s ../"$input" . > /dev/null 2>&1 || ln ../"$input" . > /dev/null 2>&1 || cp ../"$input" .
+    ;;
+esac
 $prog ${1+"$@"} "$input"
 status=$?
 
@@ -79,7 +95,7 @@ if test $status -eq 0; then
          # If $2 is an absolute path name, then just use that,
          # otherwise prepend `../'.
          case "$2" in
-	   /*) target="$2";;
+	   /* | [A-Za-z]:\\*) target="$2";;
 	   *) target="../$2";;
 	 esac
 	 mv "$1" "$target" || status=$?