Remove needless Lua checking during configure
This commit is contained in:
William S Fulton
parent
a6e06706ef
commit
733851bdab
1 changed files with 73 additions and 73 deletions
146
configure.ac
146
configure.ac
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@ -2061,86 +2061,86 @@ fi
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# check version: we need Lua 5.x
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if test "$LUABIN"; then
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AC_MSG_CHECKING(Lua version)
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# if version 5.x
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LUAV5=`$LUABIN -e 'if string.sub(_VERSION,5,5)=="5" then print "1" end'`
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# if not version 5.0
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LUAV51=`$LUABIN -e 'if string.sub(_VERSION,5,7)~="5.0" then print "1" end'`
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AC_MSG_CHECKING(Lua version)
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# if version 5.x
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LUAV5=`$LUABIN -e 'if string.sub(_VERSION,5,5)=="5" then print "1" end'`
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# if not version 5.0
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LUAV51=`$LUABIN -e 'if string.sub(_VERSION,5,7)~="5.0" then print "1" end'`
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if test -z "$LUAV5"; then
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AC_MSG_WARN(Not Lua 5.x, SWIG does not support this version of Lua)
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LUABIN=""
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elif test -z "$LUAV51"; then
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AC_MSG_RESULT(Lua 5.0.x)
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else
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AC_MSG_RESULT(Lua 5.1 or later)
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fi
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fi
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if test "$LUABIN"; then
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AC_MSG_CHECKING(whether Lua dynamic loading is enabled)
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# using Lua to check Lua
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# lua 5.0 & 5.1 have different fn names
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if test -z "$LUAV51"; then
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LUADYNAMICLOADLIB=`$LUABIN -e '_,_,c=loadlib("no_such_lib","") if c~="absent" then print "1" end'`
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else
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LUADYNAMICLOADLIB=`$LUABIN -e '_,_,c=package.loadlib("no_such_lib","") if c~="absent" then print "1" end'`
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fi
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if test -z "$LUADYNAMICLOADLIB"; then
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AC_MSG_RESULT(no)
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else
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AC_MSG_RESULT(yes)
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fi
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fi
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# look for the header files & set LUAFLAGS accordingly
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# will clear LUABIN if not present
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if test -n "$LUAINCLUDE"; then
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AC_CHECK_FILE($LUAINCLUDE/lua.h,[LUAFLAGS="$ISYSTEM$LUAINCLUDE"],[LUABIN=])
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else
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LUA_OK="1"
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AC_CHECK_HEADER(lua.h,[LUAFLAGS=""],[LUA_OK=""])
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# if we didn't get it, going to have to look elsewhere (the hard way)
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if test -z "$LUA_OK"; then
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AC_MSG_CHECKING(for lua.h in other locations)
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# note: Debian/Ubuntu seem to like /usr/include/lua5.1/lua.h
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# The ordering of the include directories to search should match
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# the ordering of libraries to search in the library test below.
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inc=/usr/include
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dirs="$inc/lua5.2 $inc/lua5.1 $inc/lua51 $inc/lua5.0 $inc/lua50 /usr/local/include"
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for i in $dirs; do
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#echo "$i"
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if test -r $i/lua.h; then
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AC_MSG_RESULT($i/lua.h)
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LUAFLAGS="$ISYSTEM$i"
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break
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fi
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done
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if test -z "$LUAFLAGS"; then
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AC_MSG_RESULT(not found)
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LUABIN="" # clear the bin
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fi
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if test -z "$LUAV5"; then
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AC_MSG_WARN(Not Lua 5.x, SWIG does not support this version of Lua)
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LUABIN=""
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elif test -z "$LUAV51"; then
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AC_MSG_RESULT(Lua 5.0.x)
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else
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AC_MSG_RESULT(Lua 5.1 or later)
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fi
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fi
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# look for the library files & set LUALINK accordingly
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# will clear LUABIN if not present
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lua_save_LIBS=$LIBS # the code seems to disrupt LIBS, so saving
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if test "$LUABIN"; then
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AC_MSG_CHECKING(whether Lua dynamic loading is enabled)
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# using Lua to check Lua
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# lua 5.0 & 5.1 have different fn names
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if test -z "$LUAV51"; then
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LUADYNAMICLOADLIB=`$LUABIN -e '_,_,c=loadlib("no_such_lib","") if c~="absent" then print "1" end'`
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else
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LUADYNAMICLOADLIB=`$LUABIN -e '_,_,c=package.loadlib("no_such_lib","") if c~="absent" then print "1" end'`
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fi
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if test -n "$LUALIB"; then
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AC_CHECK_FILE($LUALIB/liblua.a,[LUALINK="-L$LUALIB -llua"],[LUABIN=])
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else
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AC_SEARCH_LIBS(lua_close, [lua lua5.2 lua5.1 lua51 lua5.0 lua50], [LUALINK="-l$ac_lib"],[LUABIN=])
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if test -z "$LUADYNAMICLOADLIB"; then
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AC_MSG_RESULT(no)
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else
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AC_MSG_RESULT(yes)
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fi
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# look for the header files & set LUAFLAGS accordingly
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# will clear LUABIN if not present
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if test -n "$LUAINCLUDE"; then
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AC_CHECK_FILE($LUAINCLUDE/lua.h,[LUAFLAGS="$ISYSTEM$LUAINCLUDE"],[LUABIN=])
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else
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LUA_OK="1"
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AC_CHECK_HEADER(lua.h,[LUAFLAGS=""],[LUA_OK=""])
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# if we didn't get it, going to have to look elsewhere (the hard way)
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if test -z "$LUA_OK"; then
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AC_MSG_CHECKING(for lua.h in other locations)
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# note: Debian/Ubuntu seem to like /usr/include/lua5.1/lua.h
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# The ordering of the include directories to search should match
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# the ordering of libraries to search in the library test below.
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inc=/usr/include
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dirs="$inc/lua5.2 $inc/lua5.1 $inc/lua51 $inc/lua5.0 $inc/lua50 /usr/local/include"
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for i in $dirs; do
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#echo "$i"
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if test -r $i/lua.h; then
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AC_MSG_RESULT($i/lua.h)
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LUAFLAGS="$ISYSTEM$i"
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break
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fi
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done
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if test -z "$LUAFLAGS"; then
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AC_MSG_RESULT(not found)
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LUABIN="" # clear the bin
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fi
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fi
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fi
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# look for the library files & set LUALINK accordingly
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# will clear LUABIN if not present
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lua_save_LIBS=$LIBS # the code seems to disrupt LIBS, so saving
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if test -n "$LUALIB"; then
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AC_CHECK_FILE($LUALIB/liblua.a,[LUALINK="-L$LUALIB -llua"],[LUABIN=])
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else
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AC_SEARCH_LIBS(lua_close, [lua lua5.2 lua5.1 lua51 lua5.0 lua50], [LUALINK="-l$ac_lib"],[LUABIN=])
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fi
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# adding lualib for lua 5.0
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if test -z "$LUAV51"; then # extra for lua 5.0
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LUALINK="$LUALINK -llualib"
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fi
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LIBS=$lua_save_LIBS # restore LIBS
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fi
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# adding lualib for lua 5.0
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if test -z "$LUAV51"; then # extra for lua 5.0
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LUALINK="$LUALINK -llualib"
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fi
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LIBS=$lua_save_LIBS # restore LIBS
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fi # if not disabled
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AC_SUBST(LUADYNAMICLINKING)
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