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# Created by: GreenDog <fiziologus@gmail.com>
# $FreeBSD$

PORTNAME=   lua
DISTVERSION=    5.3.5
PORTREVISION=   3
CATEGORIES= lang
MASTER_SITES=   https://www.lua.org/ftp/
PKGNAMESUFFIX=  53

MAINTAINER= russ.haley@gmail.com
COMMENT=    Powerful, efficient, lightweight, embeddable scripting language

LICENSE=    MIT

LUA_VER=    5.3
USE_LDCONFIG=   yes

# Overriding __MAKE_CONF makes sure that we don't re-parse
# /etc/make.conf during do-build, which would jeopardize the build
# if, for instance, the user set CFLAGS=mumble
# NOTE: /etc/make.conf is read BEFORE Makefile, so we already
# have its settings when we get here.
# See http://wiki.freebsd.org/MatthiasAndree/LuaLessonsLearnt
MAKE_ARGS=  __MAKE_CONF=${NONEXISTENT}

BUILD_WRKSRC=   ${WRKSRC}/src

# Source, destination, and filenames to copy for the DOCS option
# (automatically added to pkg-plist if DOCS is set)
# We override DOCSDIR to get a per-version subdir.
# We put the docs for Lua proper in a lua/ subdir of the version subdir
# so that ports for Lua modules can use the version subdir too without
# making a mess.
DOCSDIR=    ${PREFIX}/share/doc/lua${PKGNAMESUFFIX}/lua
PORTDOCS=   *
BUILD_WRKDOC=   ${WRKSRC}/doc

LUA_PREFIX= ${PREFIX}

# 2018-03-17: AG - These should match lua.mk, but we can't include that here
LUA_CMD=    lua${PKGNAMESUFFIX}
LUAC_CMD=   luac${PKGNAMESUFFIX}
LUA_INCDIR= ${LUA_PREFIX}/include/lua${PKGNAMESUFFIX}
LUA_LIBDIR= ${LUA_PREFIX}/lib

LUA_LIB_STATIC= liblua-${LUA_VER}.a
LUA_LIB_SHARED= liblua-${LUA_VER}.so
LUA_PC_FILE=    lua-${LUA_VER}.pc

# using the "bsd" target rather than "freebsd" saves patching out the
# assumption of using base libedit in order to make it configurable. "bsd"
# is "generic" plus the POSIX and DLOPEN options, plus -Wl,-E at link time;
# it doesn't set CC either, which makes it easier for us to control that too.
ALL_TARGET=bsd

# Options

OPTIONS_DEFAULT=LIBEDIT_DL

OPTIONS_GROUP=  DOCSGRP DEBUGGRP
OPTIONS_SINGLE= EDITGRP

OPTIONS_GROUP_DOCSGRP=  DOCS
OPTIONS_GROUP_DEBUGGRP= ASSERT APICHECK

OPTIONS_SINGLE_EDITGRP= EDITNONE LIBEDIT_DL LIBEDIT READLINE

# Option descriptions

DEBUGGRP_DESC=  Debugging options
ASSERT_DESC=    Enable interpreter assertions
APICHECK_DESC=  Enable API checks

DOCSGRP_DESC=   Documentation options
DOCS_DESC=  Install language and API reference (HTML, ~400kB)

EDITGRP_DESC=   Interactive command-line editing
EDITNONE_DESC=  No command-line editing
LIBEDIT_DL_DESC=Use dynamically loaded libedit (recommended)
LIBEDIT_DESC=   Use libedit (breaks lcurses)
READLINE_DESC=  Use GNU Readline (breaks lcurses)

# Option implementations

ASSERT_EXTRA_PATCHES=   ${PATCHDIR}/extra-patch-assert

APICHECK_CPPFLAGS=  -DLUA_USE_APICHECK

# EDITNONE currently requires no settings

LIBEDIT_DL_USES=    libedit
LIBEDIT_DL_CPPFLAGS=    -DLUA_USE_READLINE_DL

LIBEDIT_USES=       libedit
LIBEDIT_CPPFLAGS=   -DLUA_USE_READLINE
LIBEDIT_LIBS=       -ledit

READLINE_USES=      readline
READLINE_CPPFLAGS=  -DLUA_USE_READLINE
READLINE_LIBS=      -lreadline

# end of option vars

CFLAGS+=    -fPIC
# 2019-01-25: -pthread in LIBS is a work around for the following bug:
# https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=235211
LIBS+=  -pthread

WITHOUT_NO_STRICT_ALIASING=yes

MAKE_ARGS+= CC="${CC}" \
        MYCFLAGS="${CPPFLAGS} ${CFLAGS}" \
        MYLDFLAGS="${LDFLAGS}" \
        MYLIBS="${LIBS}" \
        LUA_T=${LUA_CMD} \
        LUAC_T=${LUAC_CMD} \
        LUA_A=${LUA_LIB_STATIC} \
        LUA_SO=${LUA_LIB_SHARED} \
        LUA_SONAME=${LUA_LIB_SHARED} \
        TO_BIN="${LUA_CMD} ${LUAC_CMD}" \
        TO_LIB="${LUA_LIB_SHARED} ${LUA_LIB_STATIC}" \
        INSTALL_TOP=${STAGEDIR}${PREFIX} \
        INSTALL_INC=${STAGEDIR}${LUA_INCDIR} \
        INSTALL_EXEC="${INSTALL_PROGRAM}"

SUB_FILES=  ${LUA_PC_FILE}
SUB_LIST=   version=${PORTVERSION} \
        includedir=${LUA_INCDIR} \
        libdir=${LUA_LIBDIR} \
        soname=lua-${LUA_VER}

post-patch:
    @${REINPLACE_CMD} -e "/LUA_ROOT/s,/usr/local,${LUA_PREFIX}," \
        ${WRKSRC}/src/luaconf.h

post-patch-LIBEDIT-on:
    @${REINPLACE_CMD} -e "s,readline/,editline/,g ; \
        /history\.h/d" ${WRKSRC}/src/lua.c

post-patch-LIBEDIT_DL-on:
    @${REINPLACE_CMD} \
        -e "/^#def.*LUA_READLINE_LIBPATH/s,/usr/local,${LOCALBASE}," \
        ${WRKSRC}/src/lua.c

post-install:
    ${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/${LUA_LIB_SHARED}
    ${MV} ${STAGEDIR}${PREFIX}/man/man1/lua.1 \
        ${STAGEDIR}${PREFIX}/man/man1/${LUA_CMD}.1
    ${MV} ${STAGEDIR}${PREFIX}/man/man1/luac.1 \
        ${STAGEDIR}${PREFIX}/man/man1/${LUAC_CMD}.1
    ${INSTALL_DATA} ${WRKDIR}/${LUA_PC_FILE} \
        ${STAGEDIR}${PREFIX}/libdata/pkgconfig

post-install-DOCS-on:
    ${MKDIR} ${STAGEDIR}${DOCSDIR}
    (cd ${BUILD_WRKDOC} && \
        ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR} '-not -name *\.1')

.include <bsd.port.mk>