build-deps.sh: use mktemp and cleanup afterwards

Author: proycon

build-deps.sh

@@ -5,6 +5,7 @@
 set -e
 
 [ -z "$VERSION" ] && VERSION=stable
+[ -z "$PREFIX" ] && [ -n "$1" ] && PREFIX=$1
 [ -z "$PREFIX" ] && PREFIX=/usr/local
 
 if [ "$VERSION" = "stable" ]; then 
@@ -18,15 +19,20 @@ else
     echo "-----------------------------------------------------------------------">&2
 fi
 
+PWD="$(pwd)"
+BUILDDIR="$(mktemp -dt "build-deps.XXXXXX")"
+cd "$BUILDDIR"
 BUILD_SOURCES="LanguageMachines/ticcutils"
 for SUFFIX in $BUILD_SOURCES; do \
     NAME="$(basename "$SUFFIX")"
     git clone "https://github.com/$SUFFIX"
     cd "$NAME"
     REF=$(git tag -l | grep -E "^v?[0-9]+(\.[0-9])*" | sort -t. -k 1.2,1n -k 2,2n -k 3,3n -k 4,4n | tail -n 1)
-    if [ "$VERSION" = "$STABLE" ] && [ -n "$REF" ]; then
+    if [ "$VERSION" = "stable" ] && [ -n "$REF" ]; then
         git -c advice.detachedHead=false checkout "$REF"
     fi
     sh ./bootstrap.sh && ./configure --prefix "$PREFIX" && make && make install
     cd ..
 done
+cd "$PWD"
+[ -n "$BUILDDIR" ] && rm -Rf "$BUILDDIR"