luaposix: remove eglibc remnants

As a side-effect, this adds the getlogin function back when using glibc.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>

lang/luaposix/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=luaposix
 PKG_VERSION:=v33.2.1
-PKG_RELEASE:=5
+PKG_RELEASE:=6
 
 PKG_SOURCE:=release-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/luaposix/luaposix/archive/
@@ -49,13 +49,6 @@ ifeq ($(CONFIG_USE_MUSL),y)
   TARGET_CFLAGS += -D_XOPEN_REALTIME=1
 endif
 
-ifneq ($(CONFIG_USE_GLIBC),)
-  ifeq ($(CONFIG_EGLIBC_OPTION_EGLIBC_UTMP),)
-    TARGET_CFLAGS += -DNO_GETLOGIN
-  endif
-endif
-
-
 define Package/luaposix/install
 	$(INSTALL_DIR) $(1)/usr/lib/lua/posix
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/ext/posix/.libs/posix.so $(1)/usr/lib/lua

lang/luaposix/patches/100-eglibc-compat.patch

@@ -1,30 +0,0 @@
-diff --git a/ext/posix/unistd.c b/ext/posix/unistd.c
-index 9276640..69c8cef 100644
---- a/ext/posix/unistd.c
-+++ b/ext/posix/unistd.c
-@@ -525,6 +525,7 @@ Pgetgroups(lua_State *L)
- #endif
- 
- 
-+#ifndef NO_GETLOGIN
- /***
- Current logged-in user.
- @treturn[1] string username, if successful
-@@ -537,6 +538,7 @@ Pgetlogin(lua_State *L)
- 	checknargs(L, 0);
- 	return pushstringresult(getlogin());
- }
-+#endif
- 
- 
- /***
-@@ -1044,7 +1046,9 @@ static const luaL_Reg posix_unistd_fns[] =
- 	LPOSIX_FUNC( Pgetegid		),
- 	LPOSIX_FUNC( Pgeteuid		),
- 	LPOSIX_FUNC( Pgetgid		),
-+#ifndef NO_GETLOGIN
- 	LPOSIX_FUNC( Pgetlogin		),
-+#endif
- 	LPOSIX_FUNC( Pgetpgrp		),
- 	LPOSIX_FUNC( Pgetpid		),
- 	LPOSIX_FUNC( Pgetppid		),