Add compile script for creating a ngspicexx-tar.gz

distribution file, using 'make dist'.

Makefile.am

@@ -13,7 +13,7 @@ EXTRA_DIST = FAQ autogen.sh Stuarts_Poly_Notes  \
 		compile_min.sh compile_linux.sh compile_min_shared.sh \
 		compile_linux_shared.sh compile_cyg_make_short_check_64.sh \
 		compile_macos_clang.sh compile_macos_gcc.sh \
-		ngspice.pc.in .gitignore
+		compile_linux_dist.sh ngspice.pc.in .gitignore
 
 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 ar-lib compile config.guess \
 			src/include/ngspice/config.h.in config.sub configure install-sh \

compile_linux_dist.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+# ngspice build script for Linux distributable, 64 bit
+# compile_linux_dist.sh <d>
+
+# Procedure:
+# Install gcc, bison, flex, libtool, autoconf, automake, 
+# libx11 and libx11-dev (headers), libXaw and libXaw-dev, libreadline and dev
+# Declare 'compile_linux_dist.sh' executable and start compiling with
+# './compile_linux_dist.sh' from the ngspice directory.
+
+SECONDS=0
+
+
+if [ ! -d "release" ]; then
+   mkdir release
+   if [ $? -ne 0 ]; then  echo "mkdir release failed"; exit 1 ; fi
+fi
+
+
+# If compiling sources from git, you may need to uncomment the following two lines:
+./autogen.sh
+if [ $? -ne 0 ]; then  echo "./autogen.sh failed"; exit 1 ; fi
+
+echo
+cd release
+if [ $? -ne 0 ]; then  echo "cd release failed"; exit 1 ; fi
+echo "configuring for 64 bit release"
+echo
+
+../configure --with-x --enable-xspice --enable-cider --with-readline=yes --enable-openmp --enable-osdi --disable-debug CFLAGS="-m64 -O2" LDFLAGS="-m64 -s"
+
+if [ $? -ne 0 ]; then  echo "../configure failed"; exit 1 ; fi
+
+echo
+# make clean is required for properly making the code models
+echo "cleaning (see make_clean.log)"
+make clean 2>&1 -j8 | tee make_clean.log
+exitcode=${PIPESTATUS[0]}
+if [ $exitcode -ne 0 ]; then  echo "make clean failed"; exit 1 ; fi
+echo "generate distribution (see make_dist.log)"
+make dist 2>&1 -j8 | tee make_dist.log
+exitcode=${PIPESTATUS[0]}
+if [ $exitcode -ne 0 ]; then  echo "make dist failed"; exit 1 ; fi
+
+ELAPSED="Elapsed compile time: $(($SECONDS / 3600))hrs $((($SECONDS / 60) % 60))min $(($SECONDS % 60))sec"
+echo
+echo $ELAPSED
+echo "success"
+exit 0