2016-03-07 12:13:24 +01:00
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gmoduleconf_conf = configuration_data()
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g_module_need_uscore = 0
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g_module_broken_rtld_global = 0
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g_module_have_dlerror = 0
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libdl_dep = [ ]
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g_module_lib_args = [ ]
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g_module_impl = ''
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dlopen_dlsym_test_code = '''
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#include <dlfcn.h>
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int glib_underscore_test (void) { return 42; }
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int main (int argc, char ** argv) {
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void *f1 = (void*)0, *f2 = (void*)0, *handle;
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handle = dlopen ((void*)0, 0);
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if (handle) {
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f1 = dlsym (handle, "glib_underscore_test");
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f2 = dlsym (handle, "_glib_underscore_test");
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}
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return (!f2 || f1);
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}'''
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# On Windows force native WIN32 shared lib loader
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2016-12-20 23:37:24 +01:00
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if host_system == 'windows'
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2016-03-07 12:13:24 +01:00
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g_module_impl = 'G_MODULE_IMPL_WIN32'
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# Force native AIX library loader
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# dlopen() filepath must be of the form /path/libname.a(libname.so)
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2016-12-20 23:37:24 +01:00
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elif host_system == 'aix'
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2016-03-07 12:13:24 +01:00
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g_module_impl = 'G_MODULE_IMPL_AR'
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elif cc.links(dlopen_dlsym_test_code, name : 'dlopen() and dlsym() in system libraries')
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g_module_impl = 'G_MODULE_IMPL_DL'
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# NSLinkModule (dyld) in system libraries (Darwin)
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2016-12-20 23:37:24 +01:00
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elif cc.has_function('NSLinkModule')
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2016-03-07 12:13:24 +01:00
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g_module_impl = 'G_MODULE_IMPL_DYLD'
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g_module_need_uscore = 1
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elif cc.links(dlopen_dlsym_test_code, args : '-ldl', name : 'dlopen() and dlsym() in libdl')
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g_module_impl = 'G_MODULE_IMPL_DL'
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2016-12-20 23:37:24 +01:00
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libdl_dep = cc.find_library('dl')
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2016-03-07 12:13:24 +01:00
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g_module_lib_args = '-ldl'
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endif
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# additional checks for G_MODULE_IMPL_DL
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if g_module_impl == 'G_MODULE_IMPL_DL'
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# FIXME: check for OSF1/5.0 RTLD_GLOBAL brokenness (is this still relevant?)
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# Check whether we need preceding underscores
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2016-12-20 23:37:24 +01:00
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if cc.get_id() == 'msvc'
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message('Building for MSVC: assuming that symbols are prefixed with underscore')
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g_module_need_uscore = 1
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elif meson.has_exe_wrapper()
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2016-03-07 12:13:24 +01:00
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# FIXME: communicate result via stdout instead of return value, so non-0 return is not printed in bold red
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rres = cc.run(dlopen_dlsym_test_code,
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args : g_module_lib_args,
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name : 'dlsym() preceding underscores')
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2016-12-20 23:37:24 +01:00
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if host_system == 'windows' or rres.returncode() == 0
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2016-03-07 12:13:24 +01:00
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g_module_need_uscore = 1
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endif
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2016-12-20 23:37:24 +01:00
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else
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message('Cross-compiling: assuming that symbols aren\'t prefixed with underscore')
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g_module_need_uscore = 0
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2016-03-07 12:13:24 +01:00
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endif
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2016-12-20 23:37:24 +01:00
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if cc.has_function('dlerror', args : g_module_lib_args)
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2016-03-07 12:13:24 +01:00
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g_module_have_dlerror = 1
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endif
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endif
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# Done, have we got an implementation?
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if g_module_impl == ''
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g_module_impl = '0'
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message('WARNING: No suitable GModule implementation found!')
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endif
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gmoduleconf_conf.set('G_MODULE_IMPL', g_module_impl)
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gmoduleconf_conf.set('G_MODULE_SUPPORTED', g_module_impl != '0')
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gmoduleconf_conf.set('G_MODULE_HAVE_DLERROR', g_module_have_dlerror)
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gmoduleconf_conf.set('G_MODULE_NEED_USCORE', g_module_need_uscore)
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gmoduleconf_conf.set('G_MODULE_BROKEN_RTLD_GLOBAL', g_module_broken_rtld_global)
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gmoduleconf_h = configure_file(input : 'gmoduleconf.h.in',
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output : 'gmoduleconf.h',
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configuration : gmoduleconf_conf)
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|
2016-12-20 23:37:24 +01:00
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|
install_headers(['gmodule.h'], subdir : 'glib-2.0/')
|
2016-03-07 12:13:24 +01:00
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|
2016-12-20 23:37:24 +01:00
|
|
|
libgmodule = shared_library('gmodule-2.0',
|
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|
|
sources : ['gmodule.c'],
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|
version : library_version,
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soversion : soversion,
|
2016-03-07 12:13:24 +01:00
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install : true,
|
2016-12-20 23:37:24 +01:00
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include_directories : [configinc, gmoduleinc],
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dependencies : [libdl_dep, libglib_dep],
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c_args : ['-DG_LOG_DOMAIN="GModule"', '-DG_DISABLE_DEPRECATED'],
|
2016-03-07 12:13:24 +01:00
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)
|
2016-12-20 23:37:24 +01:00
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|
|
libgmodule_dep = declare_dependency(link_with : libgmodule,
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|
|
include_directories : gmoduleinc)
|