Add Autotools5.4.4

* inspired by Fedora's patches, but mostly rewritten
  for Gentoo's multi-versioned approach.

Signed-off-by: David Seifert <soap@gentoo.org>

10 files changed, 157 insertions, 6 deletions

diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 0000000..d610ce4
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,74 @@
+########
+# doc/ #
+########
+
+dist_doc_DATA = README
+dist_man1_MANS = doc/lua5.4.1 doc/luac5.4.1
+dist_html_DATA = \
+	doc/contents.html doc/index.css doc/logo.gif doc/lua.css doc/manual.css \
+	doc/manual.html doc/osi-certified-72x60.png doc/readme.html
+
+########
+# src/ #
+########
+
+AM_CFLAGS = -Wall
+AM_CPPFLAGS = -I$(builddir)/src # for luaconf.h
+
+luadir = $(includedir)/lua5.4
+lua_HEADERS = src/lua.h src/lualib.h src/lauxlib.h src/lua.hpp
+nodist_lua_HEADERS = src/luaconf.h
+
+lib_LTLIBRARIES = src/liblua5.4.la
+src_liblua5_4_la_LIBADD = $(LIBM)
+src_liblua5_4_la_SOURCES = \
+	src/lapi.c src/lapi.h src/lauxlib.c src/lbaselib.c src/lcode.c src/lcode.h \
+	src/lcorolib.c src/lctype.c src/lctype.h src/ldblib.c src/ldebug.c \
+	src/ldebug.h src/ldo.c src/ldo.h src/ldump.c src/lfunc.c src/lfunc.h \
+	src/lgc.c src/lgc.h src/linit.c src/liolib.c src/ljumptab.h src/llex.c \
+	src/llex.h src/llimits.h src/lmathlib.c src/lmem.c src/lmem.h src/loadlib.c \
+	src/lobject.c src/lobject.h src/lopcodes.c src/lopcodes.h src/lopnames.h \
+	src/loslib.c src/lparser.c src/lparser.h src/lprefix.h src/lstate.c \
+	src/lstate.h src/lstring.c src/lstring.h src/lstrlib.c src/ltable.c \
+	src/ltable.h src/ltablib.c src/ltm.c src/ltm.h src/lundump.c src/lundump.h \
+	src/lutf8lib.c src/lvm.c src/lvm.h src/lzio.c src/lzio.h
+
+bin_PROGRAMS = lua5.4 luac5.4
+
+lua5_4_SOURCES = src/lua.c
+lua5_4_CPPFLAGS = $(AM_CPPFLAGS) $(READLINE_CFLAGS)
+lua5_4_LDADD = src/liblua5.4.la $(READLINE_LIBS)
+
+luac5_4_SOURCES = src/luac.c
+luac5_4_LDADD = src/liblua5.4.la
+
+EXTRA_DIST = src/luaconf.h.in
+BUILT_SOURCES = src/luaconf.h
+CLEANFILES = $(BUILT_SOURCES)
+
+pkgconfig_DATA = src/lua5.4.pc
+
+edit = $(SED) \
+	-e 's,@prefix[@],$(prefix),g' \
+	-e 's,@datadir[@],$(datadir),g' \
+	-e 's,@libdir[@],$(libdir),g'
+
+src/luaconf.h: $(srcdir)/src/luaconf.h.in
+	rm -f $@ && $(edit) $(srcdir)/src/luaconf.h.in >$@
+
+##########
+# tests/ #
+##########
+
+TESTS = tests/all.lua
+TESTS_ENVIRONMENT = env LUA=$(abs_builddir)/lua5.4 $(abs_srcdir)/test-wrapper.sh
+
+EXTRA_DIST += test-wrapper.sh \
+	tests/all.lua tests/api.lua tests/attrib.lua tests/big.lua tests/bitwise.lua \
+	tests/bwcoercion.lua tests/calls.lua tests/closure.lua tests/code.lua \
+	tests/constructs.lua tests/coroutine.lua tests/cstack.lua tests/db.lua \
+	tests/errors.lua tests/events.lua tests/files.lua tests/gc.lua \
+	tests/gengc.lua tests/goto.lua tests/heavy.lua tests/literals.lua \
+	tests/locals.lua tests/main.lua tests/math.lua tests/nextvar.lua \
+	tests/pm.lua tests/sort.lua tests/strings.lua tests/tpack.lua \
+	tests/tracegc.lua tests/utf8.lua tests/vararg.lua tests/verybig.lua
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..6e290a8
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,47 @@
+AC_PREREQ([2.69])
+AC_INIT([lua5.4], [5.4.4], [https://bugs.gentoo.org/], [lua], [http://www.lua.org])
+
+AC_CONFIG_SRCDIR([src/lapi.c])
+AC_CONFIG_MACRO_DIR([m4])
+
+AM_INIT_AUTOMAKE([1.15 foreign dist-xz no-dist-gzip serial-tests subdir-objects -Wall])
+
+AC_PROG_CC
+AC_PROG_SED
+AM_PROG_AR
+LT_INIT([disable-static])
+LT_LIB_M
+
+PKG_INSTALLDIR
+
+AC_ARG_WITH([readline],
+  [AS_HELP_STRING([--with-readline], [Use readline for interpreter input [default=yes]])])
+
+# Check for readline
+AS_IF([test "x$with_readline" != "xno"], [
+  PKG_CHECK_MODULES([READLINE], [readline])
+  AC_DEFINE([LUA_USE_READLINE], [1], [Building with readline support])
+])
+
+AS_CASE([${host}],
+  [*-mingw*], [
+    AC_DEFINE([LUA_BUILD_AS_DLL], [1], [Building a DLL under Win32])
+  ],
+  [*-darwin*], [
+    AC_DEFINE([LUA_USE_MACOSX], [1], [Use macOS routines])
+  ],
+  [*-linux*], [
+    AC_DEFINE([LUA_USE_LINUX], [1], [Use Linux routines])
+    AC_SEARCH_LIBS([dlopen], [dl dld], [], [
+      AC_MSG_ERROR([unable to find the dlopen() function])
+    ])
+  ], [
+    AC_DEFINE([LUA_USE_POSIX], [1], [Use POSIX routines])
+    AC_SEARCH_LIBS([dlopen], [dl dld], [], [
+      AC_MSG_ERROR([unable to find the dlopen() function])
+    ])
+  ]
+)
+
+AC_CONFIG_FILES([Makefile src/lua5.4.pc])
+AC_OUTPUT
diff --git a/doc/lua.1 b/doc/lua5.4.1
index a46a1a6..a46a1a6 100644
--- a/doc/lua.1
+++ b/doc/lua5.4.1
diff --git a/doc/luac.1 b/doc/luac5.4.1
index 33a4ed0..33a4ed0 100644
--- a/doc/luac.1
+++ b/doc/luac5.4.1
diff --git a/src/ldebug.h b/src/ldebug.h
index 974960e..f62aa6b 100644
--- a/src/ldebug.h
+++ b/src/ldebug.h
@@ -36,7 +36,7 @@
 #endif
 
 
-LUAI_FUNC int luaG_getfuncline (const Proto *f, int pc);
+int luaG_getfuncline (const Proto *f, int pc);
 LUAI_FUNC const char *luaG_findlocal (lua_State *L, CallInfo *ci, int n,
                                                     StkId *pos);
 LUAI_FUNC l_noret luaG_typeerror (lua_State *L, const TValue *o,
diff --git a/src/lmem.h b/src/lmem.h
index 8c75a44..e50c8ae 100644
--- a/src/lmem.h
+++ b/src/lmem.h
@@ -81,7 +81,7 @@ LUAI_FUNC void *luaM_realloc_ (lua_State *L, void *block, size_t oldsize,
                                                           size_t size);
 LUAI_FUNC void *luaM_saferealloc_ (lua_State *L, void *block, size_t oldsize,
                                                               size_t size);
-LUAI_FUNC void luaM_free_ (lua_State *L, void *block, size_t osize);
+void luaM_free_ (lua_State *L, void *block, size_t osize);
 LUAI_FUNC void *luaM_growaux_ (lua_State *L, void *block, int nelems,
                                int *size, int size_elem, int limit,
                                const char *what);
diff --git a/src/lua5.4.pc.in b/src/lua5.4.pc.in
new file mode 100644
index 0000000..e5bd96c
--- /dev/null
+++ b/src/lua5.4.pc.in
@@ -0,0 +1,17 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@/lua5.4
+datarootdir=@datarootdir@
+datadir=@datadir@
+
+Name: Lua
+Description: An Extensible Extension Language
+Version: @PACKAGE_VERSION@
+Libs: -L${libdir} -llua5.4
+Libs.private: @LIBM@ @LIBS@
+Cflags: -I${includedir}
+
+# information required by lua-utils.eclass::_lua_export
+INSTALL_LMOD=${datadir}/lua/5.4
+INSTALL_CMOD=${libdir}/lua/5.4
diff --git a/src/luaconf.h b/src/luaconf.h.in
index d42d14b..b77ee3c 100644
--- a/src/luaconf.h
+++ b/src/luaconf.h.in
@@ -217,9 +217,9 @@
 
 #else			/* }{ */
 
-#define LUA_ROOT	"/usr/local/"
-#define LUA_LDIR	LUA_ROOT "share/lua/" LUA_VDIR "/"
-#define LUA_CDIR	LUA_ROOT "lib/lua/" LUA_VDIR "/"
+#define LUA_ROOT	"@prefix@/"
+#define LUA_LDIR	"@datadir@/lua/" LUA_VDIR "/"
+#define LUA_CDIR	"@libdir@/lua/" LUA_VDIR "/"
 
 #if !defined(LUA_PATH_DEFAULT)
 #define LUA_PATH_DEFAULT  \
diff --git a/src/lundump.h b/src/lundump.h
index f3748a9..27b9e86 100644
--- a/src/lundump.h
+++ b/src/lundump.h
@@ -30,7 +30,7 @@
 LUAI_FUNC LClosure* luaU_undump (lua_State* L, ZIO* Z, const char* name);
 
 /* dump one chunk; from ldump.c */
-LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w,
+int luaU_dump (lua_State* L, const Proto* f, lua_Writer w,
                          void* data, int strip);
 
 #endif
diff --git a/test-wrapper.sh b/test-wrapper.sh
new file mode 100755
index 0000000..57320d6
--- /dev/null
+++ b/test-wrapper.sh
@@ -0,0 +1,13 @@
+#!/usr/bin/env sh
+set -e
+
+# https://www.lua.org/tests/
+# There are two sets:
+# 1. basic
+# 2. complete
+#
+# The basic subset is selected by passing -e'_U=true'
+# The complete set is noted to contain tests that may consume too much memory or have non-portable tests.
+# attrib.lua for example needs some multilib customization (have to compile the stuff in libs/ for each ABI)
+
+cd "${srcdir}"/tests && "${LUA}" -e_U=true $(basename ${1})