lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

3 files changed, 27 insertions, 0 deletions

diff --git a/lib/mlibc/tests/rtdl/dladdr_local/libfoo.c b/lib/mlibc/tests/rtdl/dladdr_local/libfoo.c
new file mode 100644
index 0000000..2903a3d
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/dladdr_local/libfoo.c
@@ -0,0 +1 @@
+char foo_global[] = "";
diff --git a/lib/mlibc/tests/rtdl/dladdr_local/meson.build b/lib/mlibc/tests/rtdl/dladdr_local/meson.build
new file mode 100644
index 0000000..4ae6bb3
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/dladdr_local/meson.build
@@ -0,0 +1,5 @@
+libfoo = shared_library('foo', 'libfoo.c')
+test_depends = [libfoo]
+
+libfoo_native = shared_library('native-foo', 'libfoo.c', native: true)
+test_native_depends = [libfoo_native]
diff --git a/lib/mlibc/tests/rtdl/dladdr_local/test.c b/lib/mlibc/tests/rtdl/dladdr_local/test.c
new file mode 100644
index 0000000..c64d259
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/dladdr_local/test.c
@@ -0,0 +1,21 @@
+#include <dlfcn.h>
+#include <assert.h>
+
+#ifdef USE_HOST_LIBC
+#define LIBFOO "libnative-foo.so"
+#else
+#define LIBFOO "libfoo.so"
+#endif
+
+int main() {
+	void *foo_handle = dlopen(LIBFOO, RTLD_LOCAL | RTLD_NOW);
+	assert(foo_handle);
+	
+	char *foo_global = (char *)dlsym(foo_handle, "foo_global");
+	assert(foo_global);
+	
+	Dl_info info;
+	assert(dladdr((const void *)foo_global, &info) != 0);
+	
+	assert(dlclose(foo_handle) == 0);
+}