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-rwxr-xr-xbin/minstall88
1 files changed, 88 insertions, 0 deletions
diff --git a/bin/minstall b/bin/minstall
new file mode 100755
index 00000000000..9795263f9f1
--- /dev/null
+++ b/bin/minstall
@@ -0,0 +1,88 @@
+#!/bin/sh
+
+
+# A minimal replacement for 'install' that supports installing symbolic links.
+# Only a limited number of options are supported:
+# -d dir Create a directory
+# -m mode Sets a file's mode when installing
+
+
+# If these commands aren't portable, we'll need some "if (arch)" type stuff
+SYMLINK="ln -s"
+MKDIR="mkdir -p"
+RM="rm -f"
+
+MODE=""
+
+if [ "$1" = "-d" ] ; then
+ # make a directory path
+ $MKDIR "$2"
+ exit 0
+fi
+
+if [ "$1" = "-m" ] ; then
+ # set file mode
+ MODE=$2
+ shift 2
+fi
+
+# install file(s) into destination
+if [ $# -ge 2 ] ; then
+
+ # Last cmd line arg is the dest dir
+ for FILE in $@ ; do
+ DEST="$FILE"
+ done
+
+ # Loop over args, moving them to DEST directory
+ I=1
+ for FILE in $@ ; do
+ if [ $I = $# ] ; then
+ # stop, don't want to install $DEST into $DEST
+ exit 0
+ fi
+
+ # determine file's type
+ if [ -h "$FILE" ] ; then
+ #echo $FILE is a symlink
+ # Unfortunately, cp -d isn't universal so we have to
+ # use a work-around.
+
+ # Use ls -l to find the target that the link points to
+ LL=`ls -l "$FILE"`
+ for L in $LL ; do
+ TARGET=$L
+ done
+ #echo $FILE is a symlink pointing to $TARGET
+
+ FILE=`basename "$FILE"`
+ # Go to $DEST and make the link
+ PWDSAVE="$PWD"
+ cd "$DEST" # pushd
+ $RM "$FILE"
+ $SYMLINK "$TARGET" "$FILE"
+ cd "$PWDSAVE" # popd
+
+ elif [ -f "$FILE" ] ; then
+ #echo "$FILE" is a regular file
+ cp "$FILE" "$DEST"
+ if [ $MODE ] ; then
+ FILE=`basename "$FILE"`
+ chmod $MODE "$DEST/$FILE"
+ fi
+ else
+ echo "Unknown type of argument: " "$FILE"
+ exit 1
+ fi
+
+ I=`expr $I + 1`
+ done
+
+ exit 0
+fi
+
+# If we get here, we didn't find anything to do
+echo "Usage:"
+echo " install -d dir Create named directory"
+echo " install [-m mode] file [...] dest Install files in destination"
+