#!/bin/bash -e

#---------------------------------------------------------------------

# File:     buildxorg-setenv
# Purpose:  To be documented
# License:  MIT/X (for this file only)
# Revision: 260816

#---------------------------------------------------------------------
# Basic parameters.

if [ "x$HAVE_BUILD_XORG_SETENV" == "x" ]; then
HAVE_BUILD_XORG_SETENV=yes

set -e
ulimit -c unlimited
ulimit -s unlimited
unset JAVA_HOME

UM=/usr
UL=/usr/local
UD=bin,include,lib,share

LOCBIN=$UL/bin
LOCINC=$UL/include
LOCLIB=$UL/lib

PT=$PRODTREE
XORG_PREFIX=$PT/xorg
PREFIX=$XORG_PREFIX

#---------------------------------------------------------------------

BINDIR=$XORG_PREFIX/bin
DOCDIR=$XORG_PREFIX/doc
INCDIR=$XORG_PREFIX/include
LIBDIR=$XORG_PREFIX/lib

LPCDIR=$LIBDIR/pkgconfig
XPCDIR=$PREFIX/share/pkgconfig

#---------------------------------------------------------------------
# Define a "bar" separator.

BARSEP="==================================="
BARSEP="$BARSEP$BARSEP"

#---------------------------------------------------------------------
# More parameters.

ACLOCAL="aclocal -I $XORG_PREFIX/share/aclocal"
BUILD_IRIDIUM=yes
LD_LIBRARY_PATH=$LIBDIR
MAKE=smpmake
MANBASE=$XORG_PREFIX/man

LACLLVMPKG=llvmgcc
LACMESONXORG=yes
LACNOWERROR=yes
LACSMPTRIES=1

LLVM_PREFIX=$PT/$LACLLVMPKG
LLVM_SHARE=$LLVM_PREFIX/share

LACINCDIRS=$INCDIR:/$LACARCH/include
LACINCDIRS=$PT/freetype2/include:$LACINCDIRS
LACINCDIRS=$PT/freetype2/include/freetype2:$LACINCDIRS
LACLDDIRS=$XORG_PREFIX/lib:$PT/expat/lib

if [ "@$LACARCH" == "@glibc64" ]; then
. srcpkgpaths rustc
. srcpkgpaths spirv-tools       # For "rusticl" [if built]
fi

. srcpkgpaths glibc
. srcpkgpaths glslang
. srcpkgpaths $LACLLVMPKG

which glslangValidator || exit 1

LDINSERTBEFORE="-lncurses -ldl -lc"
LDINSERTAFTER="-lgcc -ldl"

PATH=$PT/python3/bin:$PATH
PATH=$PT/byacc/bin:$PATH
PATH=$PT/gettext/bin:$PATH
PATH=.:$BINDIR:$PATH

LIBCLANG_PATH=$LLVM_PREFIX/lib/
ls $LLVM_SHARE/pkgconfig/libclc.pc || exit 1

PC=$PKG_CONFIG_PATH
PC=$LPCDIR:$PC
PC=$XPCDIR:$PC
PC=$LLVM_SHARE/pkgconfig:$PC
PKG_CONFIG_PATH=$PC

echo buildxorg-setenv : PKG_CONFIG_PATH=$PKG_CONFIG_PATH

#---------------------------------------------------------------------

export ACLOCAL
export BUILD_IRIDIUM
export CONFFLAGS
export CONFMESA
export CONFMESADRM
export CONFXSERVER
export LACINCDIRS
export LACLDDIRS
export LACLLVMPKG
export LACMESONXORG
export LACNOWERROR
export LACSMPTRIES
export LDINSERTAFTER
export LDINSERTBEFORE
export LD_LIBRARY_PATH
export LIBCLANG_PATH
export MAKE
export PATH
export PKG_CONFIG_PATH
export PREFIX

#---------------------------------------------------------------------
# "configure" option switches for general builds.

CONFGENERAL="
--build=$LACARCHBUILD
--host=$LACARCHHOST
--disable-static
--enable-shared
--mandir=$MANBASE
--with-fop=no
"
CONFFLAGS=$CONFGENERAL

#---------------------------------------------------------------------
# "configure" option switches for Mesa.

hash llvm-config || exit 1
echo llvm-config is at `which llvm-config`

export LDFLAGS="`llvm-config --libs`"
echo   LDFLAGS="`llvm-config --libs`"

#---------------------------------------------------------------------

export CC=clang
export CXX=clang++
export CFLAGS=-O2
export CXXFLAGS=-O2

#---------------------------------------------------------------------

CONFMESADRM="
--prefix=$XORG_PREFIX
-Dbuildtype=release
-Dman-pages=disabled
-Dtests=false
-Dvalgrind=disabled
"

#---------------------------------------------------------------------

# This switch is needed to keep the  Mesa "build" procedure from going
# online:
# --wrap-mode=nodownload

CONFMESA="
-Dbuildtype=release
-Dcpp_rtti=false
-Dgallium-drivers=crocus,iris,llvmpipe,r300,r600,radeonsi
-Dgallium-rusticl=false
-Dgbm=enabled
-Dgles1=enabled
-Dgles2=enabled
-Dlibunwind=disabled
-Dllvm=enabled
-Dopengl=true
-Dplatforms=x11
-Dshared-glapi=enabled
-Dshared-llvm=disabled
-Dtools=glsl
-Dvalgrind=disabled
-Dvulkan-drivers=amd,broadcom,freedreno,\
intel,intel_hasvk,nouveau,swrast,virtio
--wrap-mode=nodownload
"

#---------------------------------------------------------------------

CONFXSERVER="
-Dxorg=true
-Dxephyr=false
-Dxwayland=false
-Dglamor=true
-Dxwayland_eglstream=false
-Dxnest=true
-Dxvfb=true
-Dxwin=false
-Dxquartz=false
-Dglx=true
-Dxdmcp=true
-Dxdm-auth-1=true
-Dsecure-rpc=true
-Dipv6=false
-Dinput_thread=auto
-Dfallback_input_driver=auto
-Dvendor_name='Laclin'
-Dvendor_name_short='Laclin'
-Dvendor_web='https://laclin.com/'
-Ddtrace=false
-Dhal=false
-Dsystemd_logind=false
-Dxselinux=false
-Ddocs=false
"

#---------------------------------------------------------------------
# Wrap it up.

fi