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Make sure gtk4 was found before trying to build vala bindings against it
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2 weeks ago, Gary Kramlich
7027845d098d
Make sure gtk4 was found before trying to build vala bindings against it
This error only showed up when gtk4 was enabled but not found.
Testing Done:
Built on haiku that doesn't have gtk without setting `-Dgtk4=false`.
Built on debian testing normally.
Reviewed at https://reviews.imfreedom.org/r/3069/
/*
* Copyright (C) 2011-2020 Gary Kramlich <grim@reaperworld.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <https://www.gnu.org/licenses/>.
*/
#include
<stdio.h>
#include
<string.h>
#include
<lauxlib.h>
#include
<lua.h>
#include
<lualib.h>
static
void
_add_require_path
(
lua_State
*
L
,
const
char
*
path
)
{
const
char
*
pkg_path
=
NULL
;
char
buff
[
255
];
lua_getglobal
(
L
,
"package"
);
lua_getfield
(
L
,
-1
,
"path"
);
// get field "path" from table at top of stack (-1)
pkg_path
=
lua_tostring
(
L
,
-1
);
// grab path string from top of stack
memset
(
buff
,
0
,
sizeof
(
buff
));
snprintf
(
buff
,
sizeof
(
buff
),
"%s;%s"
,
pkg_path
,
path
);
lua_pop
(
L
,
1
);
// pop off the path field
lua_pushstring
(
L
,
buff
);
// push the new one
lua_setfield
(
L
,
-2
,
"path"
);
// set the field "path" in table at -2 with
// value at top of stack
lua_pop
(
L
,
1
);
// get rid of package table from top of stack
}
int
main
(
int
argc
,
char
*
argv
[])
{
lua_State
*
L
=
NULL
;
int
ret
=
0
;
L
=
luaL_newstate
();
if
(
L
==
NULL
)
{
return
134
;
}
luaL_openlibs
(
L
);
/* add some additional paths to package.path */
//_add_require_path(L, "/usr/local/lib/luarocks/rocks");
/* now try to do the require */
lua_getglobal
(
L
,
"require"
);
lua_pushstring
(
L
,
"lgi"
);
ret
=
lua_pcall
(
L
,
1
,
1
,
0
);
if
(
ret
!=
0
)
{
fprintf
(
stderr
,
"%s
\n
"
,
lua_tostring
(
L
,
-1
));
}
return
ret
;
}