#!/bin/sh

set -eu

ScriptDirectory="$(dirname "$(readlink -f "$0")")"
cd "$ScriptDirectory"

#- Globals
CommonCompilerFlags="-DOS_LINUX=1 -fsanitize-trap -nostdinc++"
CommonWarningFlags="-Wall -Wextra -Wconversion -Wdouble-promotion -Wno-sign-conversion -Wno-sign-compare -Wno-double-promotion -Wno-unused-but-set-variable -Wno-unused-variable -Wno-write-strings -Wno-pointer-arith -Wno-unused-parameter -Wno-unused-function"
LinkerFlags="-lm"

DebugFlags="-g -ggdb -g3"
ReleaseFlags="-O3"

ClangFlags="-fdiagnostics-absolute-paths -ftime-trace
-Wno-null-dereference -Wno-missing-braces -Wno-vla-extension -Wno-writable-strings -Wno-missing-field-initializers -Wno-address-of-temporary -Wno-int-to-void-pointer-cast"

GCCFlags="-Wno-cast-function-type -Wno-missing-field-initializers -Wno-int-to-pointer-cast"


#- Main

clang=1
gcc=0
debug=1
release=0
for Arg in "$@"; do eval "$Arg=1"; done
# Exclusive flags
[ "$release" = 1 ] && debug=0
[ "$gcc"     = 1 ] && clang=0

[ "$gcc"   = 1 ] && Compiler="g++"
[ "$clang" = 1 ] && Compiler="clang"

Flags="$CommonCompilerFlags"
[ "$debug"   = 1 ] && Flags="$Flags $DebugFlags"
[ "$release" = 1 ] && Flags="$Flags $ReleaseFlags"
Flags="$Flags $CommonCompilerFlags"
Flags="$Flags $CommonWarningFlags"
[ "$clang" = 1 ] && Flags="$Flags $ClangFlags"
[ "$gcc"   = 1 ] && Flags="$Flags $GCCFlags"
Flags="$Flags $LinkerFlags"

[ "$debug"   = 1 ] && printf '[debug mode]\n'
[ "$release" = 1 ] && printf '[release mode]\n'
printf '[%s compile]\n' "$Compiler"

mkdir -p ../../build

printf '[metadata generation]\n'
mkdir -p generated
../../build/sim86_meta haversine.mdesk > generated/types.h

$Compiler $Flags -o ../../build/haversine_generator haversine_generator.cpp