#!/bin/sh
if [ "$CC" = "" ]; then
	if [ "$1" = "release" ]; then
		CC=clang
	else
		CC=gcc
	fi
fi
	

# Possible extra build flags
# these are for compiling the compiler, and NOT for compiling the program itself.
# -DNONZERO_NULL_PTRS
#   - must be set if the zero value of a pointer (as might be set by calloc/memset)
#     is not the NULL pointer.

ADDITIONAL_FLAGS='-Wno-unused-function'

if [ "$CC" = "clang" ]; then
	WARNINGS='-Wall -Wextra -Wpedantic -Wshadow -Wconversion -Wimplicit-fallthrough -Wno-unused-parameter'
else
	WARNINGS='-Wall -Wextra -Wpedantic -Wshadow -Wconversion -Wno-pointer-to-int-cast -Wno-unused-parameter'
fi

DEBUG_FLAGS="-O0 -g3 $WARNINGS -std=c11 -DTOC_DEBUG"
RELEASE_FLAGS="-O3 -s -DNDEBUG $WARNINGS -std=c11"

if [ "$1" = "release" ]; then
	FLAGS="$RELEASE_FLAGS $ADDITIONAL_FLAGS"
else
	FLAGS="$DEBUG_FLAGS $ADDITIONAL_FLAGS"
fi

COMMAND="$CC $FLAGS -o toc main.c"
echo $COMMAND
$COMMAND || exit 1