Don't BR lua-macros

update-alternatives are still used for SLE.
Also, fix .gitignore and overall improve the packaging.

.gitignore

@@ -1 +1,5 @@
 .osc
+_scmsync.obsinfo
+_buildconfig-*
+_buildinfo-*.xml
+lua54-*-build/

execresult.patch

@@ -1,10 +1,14 @@
 Inspect errno only after failure
 
-Index: lua-5.4.6/src/lauxlib.c
+---
+ src/lauxlib.c |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+Index: lua-5.4.8/src/lauxlib.c
 ===================================================================
---- lua-5.4.6.orig/src/lauxlib.c
-+++ lua-5.4.6/src/lauxlib.c
-@@ -283,7 +283,7 @@ LUALIB_API int luaL_fileresult (lua_Stat
+--- lua-5.4.8.orig/src/lauxlib.c	2025-07-15 22:59:14.411309750 +0200
++++ lua-5.4.8/src/lauxlib.c	2025-07-15 22:59:24.858384379 +0200
+@@ -286,7 +286,7 @@
  
  
  LUALIB_API int luaL_execresult (lua_State *L, int stat) {

lua54.changes

@@ -1,3 +1,30 @@
+-------------------------------------------------------------------
+Tue Aug  5 07:22:18 UTC 2025 - Matej Cepl <mcepl@cepl.eu>
+
+- interpreter should only provide, not conflict lua symbol
+  (bsc#1247521)
+
+-------------------------------------------------------------------
+Sat Jul 19 09:23:33 UTC 2025 - Matej Cepl <mcepl@cepl.eu>
+
+- Switch from update-alternatives to libalternatives (and
+  dependency on lua-interpreter)
+- improve .gitignore and overall improve the packaging.
+- this package also provides devel symlink directly and conflicts
+  other -devel packages
+
+-------------------------------------------------------------------
+Sat Jul 12 18:38:52 UTC 2025 - Callum Farmer <gmbr3@opensuse.org>
+
+- Update to version 5.4.8:
+  * Fixed 8 bugs from 5.4.7
+- Add upstream1.patch: Numbered upstream patch
+
+-------------------------------------------------------------------
+Wed Apr 23 07:55:24 UTC 2025 - Matej Cepl <mcepl@cepl.eu>
+
+- Fix license: it is MIT, not GPL-3.0-or-later.
+
 -------------------------------------------------------------------
 Wed Jul 24 11:26:59 UTC 2024 - Callum Farmer <gmbr3@opensuse.org>
 
@@ -388,7 +415,7 @@ Wed Sep 17 15:04:25 UTC 2014 - i@marguerite.su
 -------------------------------------------------------------------
 Fri Sep 12 09:19:07 UTC 2014 - pgajdos@suse.com
 
-- fix update-alternatives 
+- fix update-alternatives
 
 -------------------------------------------------------------------
 Wed Sep 10 10:21:23 UTC 2014 - pgajdos@suse.com
@@ -412,13 +439,13 @@ Mon Mar 31 11:05:05 UTC 2014 - pgajdos@suse.com
 Mon Sep  9 11:12:20 UTC 2013 - pgajdos@suse.com
 
 - updated to 5.2.2: bugfix release, fixed:
-  * Stack overflow in vararg functions with many fixed parameters 
-    called with few arguments. 
+  * Stack overflow in vararg functions with many fixed parameters
+    called with few arguments.
   * Garbage collector can trigger too many times in recursive loops.
-  * Wrong assert when reporting concatenation errors (manifests only 
-    when Lua is compiled in debug mode). 
-  * Wrong error message in some short-cut expressions. 
-  * luac listings choke on long strings. 
+  * Wrong assert when reporting concatenation errors (manifests only
+    when Lua is compiled in debug mode).
+  * Wrong error message in some short-cut expressions.
+  * luac listings choke on long strings.
   * see http://www.lua.org/bugs.html for details
 
 -------------------------------------------------------------------
@@ -439,32 +466,32 @@ Tue Feb  5 14:18:18 UTC 2013 - coolo@suse.com
 -------------------------------------------------------------------
 Thu Nov 15 15:11:34 UTC 2012 - pgajdos@suse.com
 
-- export luaU_dump in order to fix linking of luac binary 
+- export luaU_dump in order to fix linking of luac binary
 
 -------------------------------------------------------------------
 Tue Oct  9 14:55:31 UTC 2012 - crrodriguez@opensuse.org
 
 - Tweak lua-suse.diff again:
-* LUA_IFUNC must be defined as upstream but without "extern", 
+* LUA_IFUNC must be defined as upstream but without "extern",
   revert the previous mod.
-* LUA_API must be defined as visibility default 
+* LUA_API must be defined as visibility default
 
 -------------------------------------------------------------------
 Thu Aug 16 00:34:57 UTC 2012 - crrodriguez@opensuse.org
 
 - Even after the previous update, third party modules/libraries
-  would not work because LUA_CDIR constant is wrong in x86_64 
+  would not work because LUA_CDIR constant is wrong in x86_64
 
 -------------------------------------------------------------------
 Wed Aug 15 22:34:12 UTC 2012 - crrodriguez@opensuse.org
 
-- devel package must require libluaver = %{version} 
+- devel package must require libluaver = %{version}
 
 -------------------------------------------------------------------
 Wed Aug 15 22:24:01 UTC 2012 - crrodriguez@opensuse.org
 
 - Broken lua-suse patch breaks loading third party modules
-  or scripts 
+  or scripts
 
 -------------------------------------------------------------------
 Mon Jun 18 09:09:13 UTC 2012 - pgajdos@suse.com
@@ -544,7 +571,7 @@ Wed Dec 21 13:58:22 UTC 2011 - pgajdos@suse.com
                        lua_rawgetp, lua_rawsetp, lua_upvalueid, lua_upvaluejoin,
 	               lua_version, luaL_checkversion, luaL_setmetatable,
 	               luaL_testudata, luaL_tolstring
-        [lua_pushstring] and <CODE>pushlstring</CODE> return string 
+        [lua_pushstring] and <CODE>pushlstring</CODE> return string
         [nparams] and <CODE>isvararg</CODE> available in debug API
 	new lua_Unsigned
   * Implementation
@@ -641,18 +668,18 @@ Tue Feb 19 10:37:22 CET 2008 - pgajdos@suse.cz
 - created -doc package
 - updated to version 5.1.3, bug fix release. Fixed bugs:
   * wrong error message in some concatenations
-  * too many variables in an assignment may cause a C stack 
-    overflow 
-  * an error in a module loaded through the '-l' option shows no 
+  * too many variables in an assignment may cause a C stack
+    overflow
+  * an error in a module loaded through the '-l' option shows no
     traceback
-  * gsub may go wild when wrongly called without its third 
-    argument and with a large subject 
-  * table.remove removes last element of a table when given 
-    an out-of-bound index 
+  * gsub may go wild when wrongly called without its third
+    argument and with a large subject
+  * table.remove removes last element of a table when given
+    an out-of-bound index
   * lua_setfenv may crash if called over an invalid object
-  * stand-alone interpreter shows incorrect error message when 
+  * stand-alone interpreter shows incorrect error message when
     the "message" is a coroutine.
-  * debug.sethook/gethook may overflow the thread's stack 
+  * debug.sethook/gethook may overflow the thread's stack
 
 -------------------------------------------------------------------
 Tue Jul 24 14:31:30 CEST 2007 - pgajdos@suse.cz

lua54.spec

@@ -25,11 +25,16 @@
 %endif
 %define major_version 5.4
 %define libname liblua5_4-5
+%if 0%{?suse_version} > 1500
+%bcond_without libalternatives
+%else
+%bcond_with libalternatives
+%endif
 Name:           lua54%{name_ext}
-Version:        5.4.7
+Version:        5.4.8
 Release:        0
 Summary:        Small Embeddable Language with Procedural Syntax
-License:        GPL-3.0-or-later
+License:        MIT
 Group:          Development/Languages/Other
 URL:            https://www.lua.org
 Source:         https://www.lua.org/ftp/lua-%{version}.tar.gz
@@ -45,17 +50,26 @@ Patch3:         main_test.patch
 Patch6:         shared_link.patch
 # PATCH-FIX-UPSTREAM inspect errno only after failure
 Patch8:         execresult.patch
-Requires(post): update-alternatives
-Requires(postun):update-alternatives
+Patch100:       upstream1.patch
 Provides:       lua = %{version}
 Obsoletes:      lua < %{version}
 Provides:       Lua(API) = %{major_version}
+%if %{with libalternatives}
+BuildRequires:  alts
+BuildRequires:  lua-interpreter
+Requires:       alts
+Requires:       lua-interpreter
+%else
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
+%endif
 %if "%{flavor}" == "test"
 BuildRequires:  lua54
 BuildRequires:  lua54-devel
 %else
+# Ensure we can build without $self
+#!BuildIgnore: lua54
 BuildRequires:  libtool
-BuildRequires:  lua-macros
 BuildRequires:  pkgconfig
 BuildRequires:  readline-devel
 %endif
@@ -74,13 +88,11 @@ of C functions, written in ANSI C.
 
 %package devel
 Summary:        Development files for lua
-License:        MIT
 Group:          Development/Libraries/C and C++
 Requires:       %{libname} = %{version}
 Requires:       %{name} = %{version}
 Requires:       lua-macros
-Requires(post): update-alternatives
-Requires(postun):update-alternatives
+Conflicts:      lua-devel
 Provides:       lua-devel = %{version}
 Provides:       Lua(devel) = %{major_version}
 Provides:       pkgconfig(lua) = %{version}
@@ -95,7 +107,6 @@ application.
 
 %package -n %{libname}
 Summary:        The Lua integration library
-License:        MIT
 Group:          System/Libraries
 Provides:       liblua5_4 = %{version}-%{release}
 Obsoletes:      liblua5_4 < %{version}-%{release}
@@ -122,7 +133,6 @@ of C functions, written in ANSI C.
 
 %package doc
 Summary:        Documentation for Lua, a small embeddable language
-License:        MIT
 Group:          Documentation/HTML
 BuildArch:      noarch
 %if 0%{?suse_version} > 1315
@@ -150,8 +160,10 @@ mv lua-%{version}-tests testes
 %if "%{flavor}" != "test"
 cat doc/lua.1  | sed 's/TH LUA 1/TH LUA%{major_version} 1/' > doc/lua%{major_version}.1
 cat doc/luac.1 | sed 's/TH LUAC 1/TH LUAC%{major_version} 1/' > doc/luac%{major_version}.1
+%endif
 
 %build
+%if "%{flavor}" != "test"
 sed -i -e "s@lib/lua/@%{_lib}/lua/@g" src/luaconf.h
 %make_build linux-readline -C src \
     CC="cc" LIBDIR="%{_libdir}" \
@@ -183,9 +195,21 @@ Version:        %{version}
 Libs: -llua%{major_version} -lm
 Cflags: -I\${includedir}
 EOF
-
 install -D -m 644 lua%{major_version}.pc %{buildroot}%{_libdir}/pkgconfig/lua%{major_version}.pc
 
+%if %{with libalternatives}
+# alternatives - create configuration file
+mkdir -p %{buildroot}%{_datadir}/libalternatives/lua
+cat > %{buildroot}%{_datadir}/libalternatives/lua/54.conf <<EOF
+binary=%{_bindir}/lua5.4
+man=lua5.4
+EOF
+mkdir -p %{buildroot}%{_datadir}/libalternatives/luac
+cat > %{buildroot}%{_datadir}/libalternatives/luac/54.conf <<EOF
+binary=%{_bindir}/luac5.4
+man=luac5.4
+EOF
+%else
 # update-alternatives
 mkdir -p %{buildroot}%{_sysconfdir}/alternatives
 for file in lua luac ; do
@@ -194,22 +218,23 @@ for file in lua luac ; do
     touch "%{buildroot}%{_sysconfdir}/alternatives/${file}.1%{ext_man}"
     ln -sf "%{_sysconfdir}/alternatives/${file}.1%{ext_man}" "%{buildroot}%{_mandir}/man1/${file}.1%{ext_man}"
 done
+%endif
 
 # Compat link with older unprefixed library and with soname 0 from deb/etc
 ln -s %{_libdir}/liblua%{major_version}.so.%{major_version}.0 %{buildroot}%{_libdir}/liblua%{major_version}.so.%{major_version}
 ln -s %{_libdir}/liblua%{major_version}.so.%{major_version}.0 %{buildroot}%{_libdir}/liblua%{major_version}.so.0
 ln -s %{_libdir}/liblua%{major_version}.so.%{major_version}.0 %{buildroot}%{_libdir}/liblua.so.%{major_version}
-# Library devel alternatives
-touch %{buildroot}%{_sysconfdir}/alternatives/liblua.so
-ln -sf %{_sysconfdir}/alternatives/liblua.so %{buildroot}%{_libdir}/liblua.so
-touch %{buildroot}%{_sysconfdir}/alternatives/lua.pc
-ln -sf %{_sysconfdir}/alternatives/lua.pc %{buildroot}%{_libdir}/pkgconfig/lua.pc
-%else
+
+# We don’t create alternatives for -devel content, just conflict those
+ln -s %{_libdir}/liblua%{major_version}.so %{buildroot}%{_libdir}/liblua.so
+ln -s %{_libdir}/pkgconfig/lua%{major_version}.pc %{buildroot}%{_libdir}/pkgconfig/lua.pc
+%endif  # flavor != "test"
 
 %check
+%if "%{flavor}" == "test"
 cd testes
 pushd libs
-make all LUA_DIR=%{_includedir}/lua%{major_version}
+%make_build all LUA_DIR=%{_includedir}/lua%{major_version}
 cp *.so ..
 popd
 LD_LIBRARY_PATH=%{_libdir} %{_bindir}/lua%{major_version} all.lua
@@ -219,6 +244,7 @@ LD_LIBRARY_PATH=%{_libdir} %{_bindir}/lua%{major_version} all.lua
 %post -n %{libname} -p /sbin/ldconfig
 %postun -n %{libname} -p /sbin/ldconfig
 
+%if %{without libalternatives}
 %post
 %{_sbindir}/update-alternatives --install                                                 \
             %{_bindir}/lua            lua       %{_bindir}/lua%{major_version}         54 \
@@ -230,18 +256,13 @@ LD_LIBRARY_PATH=%{_libdir} %{_bindir}/lua%{major_version} all.lua
 if [ "$1" = 0 ] ; then
     %{_sbindir}/update-alternatives --remove lua %{_bindir}/lua%{major_version}
 fi
+%endif
 
-%post devel
-%{_sbindir}/update-alternatives --install                                                     \
-            %{_libdir}/liblua.so        liblua.so %{_libdir}/liblua%{major_version}.so     54 \
-    --slave %{_libdir}/pkgconfig/lua.pc lua.pc    %{_libdir}/pkgconfig/lua%{major_version}.pc
-
-%postun devel
-if [ "$1" = 0 ] ; then
-    %{_sbindir}/update-alternatives --remove liblua.so %{_libdir}/liblua%{major_version}.so
-fi
+%endif  # flavor != "test"
 
+%if "%{flavor}" != "test"
 %files
+%doc README
 %dir %{_libdir}/lua
 %dir %{_libdir}/lua/%{major_version}
 %dir %{_datadir}/lua
@@ -250,6 +271,10 @@ fi
 %{_bindir}/luac%{major_version}
 %{_mandir}/man1/lua%{major_version}.1%{?ext_man}
 %{_mandir}/man1/luac%{major_version}.1%{?ext_man}
+%if %{with libalternatives}
+%{_datadir}/libalternatives/lua/54.conf
+%{_datadir}/libalternatives/luac/54.conf
+%else
 # alternatives
 %{_bindir}/lua
 %{_bindir}/luac
@@ -259,6 +284,7 @@ fi
 %ghost %{_sysconfdir}/alternatives/luac
 %ghost %{_sysconfdir}/alternatives/lua.1%{ext_man}
 %ghost %{_sysconfdir}/alternatives/luac.1%{ext_man}
+%endif
 
 %files -n %{libname}
 %{_libdir}/liblua%{major_version}.so.*
@@ -273,15 +299,11 @@ fi
 %{_includedir}/lua%{major_version}/lualib.h
 %{_libdir}/liblua%{major_version}.so
 %{_libdir}/pkgconfig/lua%{major_version}.pc
-# alternatives
 %{_libdir}/liblua.so
 %{_libdir}/pkgconfig/lua.pc
-%ghost %{_sysconfdir}/alternatives/liblua.so
-%ghost %{_sysconfdir}/alternatives/lua.pc
 
 %files doc
 %doc doc/*
-
-%endif
+%endif  # flavor != "test"
 
 %changelog

main_test.patch

@@ -2,9 +2,11 @@
  testes/main.lua |   12 ++++++------
  1 file changed, 6 insertions(+), 6 deletions(-)
 
---- a/testes/main.lua
-+++ b/testes/main.lua
-@@ -47,7 +47,7 @@ local function checkprogout (s)
+Index: lua-5.4.8/testes/main.lua
+===================================================================
+--- lua-5.4.8.orig/testes/main.lua	2025-07-15 22:59:14.472309613 +0200
++++ lua-5.4.8/testes/main.lua	2025-07-15 22:59:20.829403778 +0200
+@@ -49,7 +49,7 @@
    assert(string.sub(s, -1) == "\n")
    local t = getoutput()
    for line in string.gmatch(s, ".-\n") do
@@ -13,7 +15,7 @@
    end
  end
  
-@@ -367,11 +367,11 @@ a = 2
+@@ -382,11 +382,11 @@
  ]]
  RUN([[lua -e "%s" -i < %s > %s]], prompt, prog, out)
  local t = getoutput()

shared_link.patch

@@ -4,8 +4,10 @@
  src/lundump.h |    2 +-
  3 files changed, 3 insertions(+), 3 deletions(-)
 
---- a/src/ldebug.h
-+++ b/src/ldebug.h
+Index: lua-5.4.8/src/ldebug.h
+===================================================================
+--- lua-5.4.8.orig/src/ldebug.h	2025-07-15 22:59:14.442309680 +0200
++++ lua-5.4.8/src/ldebug.h	2025-07-15 22:59:22.983017316 +0200
 @@ -36,7 +36,7 @@
  #endif
  
@@ -15,9 +17,11 @@
  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,
---- a/src/lmem.h
-+++ b/src/lmem.h
-@@ -81,7 +81,7 @@ LUAI_FUNC void *luaM_realloc_ (lua_State
+Index: lua-5.4.8/src/lmem.h
+===================================================================
+--- lua-5.4.8.orig/src/lmem.h	2025-07-15 22:59:14.442309680 +0200
++++ lua-5.4.8/src/lmem.h	2025-07-15 22:59:22.983203934 +0200
+@@ -81,7 +81,7 @@
                                                            size_t size);
  LUAI_FUNC void *luaM_saferealloc_ (lua_State *L, void *block, size_t oldsize,
                                                                size_t size);
@@ -26,9 +30,11 @@
  LUAI_FUNC void *luaM_growaux_ (lua_State *L, void *block, int nelems,
                                 int *size, int size_elem, int limit,
                                 const char *what);
---- a/src/lundump.h
-+++ b/src/lundump.h
-@@ -30,7 +30,7 @@
+Index: lua-5.4.8/src/lundump.h
+===================================================================
+--- lua-5.4.8.orig/src/lundump.h	2025-07-15 22:59:14.442309680 +0200
++++ lua-5.4.8/src/lundump.h	2025-07-15 22:59:22.983321338 +0200
+@@ -29,7 +29,7 @@
  LUAI_FUNC LClosure* luaU_undump (lua_State* L, ZIO* Z, const char* name);
  
  /* dump one chunk; from ldump.c */

upstream1.patch

@@ -0,0 +1,53 @@
+From 1b0f943da7dfb25987456a77259edbeea0b94edc Mon Sep 17 00:00:00 2001
+From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
+Date: Mon, 16 Jun 2025 16:33:02 -0300
+Subject: [PATCH] Bug: new metatable in weak table can fool the GC
+
+All-weak tables are not being revisited after being visited during
+propagation; if it gets a new metatable after that, the new metatable
+may not be marked.
+---
+ lgc.c         |  8 ++++++--
+ testes/gc.lua | 10 ++++++++++
+ 2 files changed, 16 insertions(+), 2 deletions(-)
+
+diff --git a/lgc.c b/lgc.c
+index 5817f9eec3..c01660abc5 100644
+--- a/src/lgc.c
++++ b/src/lgc.c
+@@ -553,8 +553,12 @@ static lu_mem traversetable (global_State *g, Table *h) {
+       traverseweakvalue(g, h);
+     else if (!weakvalue)  /* strong values? */
+       traverseephemeron(g, h, 0);
+-    else  /* all weak */
+-      linkgclist(h, g->allweak);  /* nothing to traverse now */
++    else {  /* all weak */
++      if (g->gcstate == GCSpropagate)
++        linkgclist(h, g->grayagain);  /* must visit again its metatable */
++      else
++        linkgclist(h, g->allweak);  /* must clear collected entries */
++    }
+   }
+   else  /* not weak */
+     traversestrongtable(g, h);
+diff --git a/testes/gc.lua b/testes/gc.lua
+index 03093e34ff..f017f33056 100644
+--- a/testes/gc.lua
++++ b/testes/gc.lua
+@@ -301,6 +301,16 @@ collectgarbage()
+ assert(next(a) == string.rep('$', 11))
+ 
+ 
++if T then   -- bug since 5.3: all-weak tables are not being revisited
++  T.gcstate("propagate")
++  local t = setmetatable({}, {__mode = "kv"})
++  T.gcstate("atomic")   -- 't' was visited
++  setmetatable(t, {__mode = "kv"})
++  T.gcstate("pause")  -- its new metatable is not being visited
++  assert(getmetatable(t).__mode == "kv")
++end
++
++
+ -- 'bug' in 5.1
+ a = {}
+ local t = {x = 10}