From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 7 Mar 2024 17:28:00 -0500
Subject: lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 lib/mlibc/tests/rtdl/ld_library_path/libfoo.c    |  1 +
 lib/mlibc/tests/rtdl/ld_library_path/meson.build | 19 +++++++++++++++++++
 lib/mlibc/tests/rtdl/ld_library_path/test.c      | 16 ++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 lib/mlibc/tests/rtdl/ld_library_path/libfoo.c
 create mode 100644 lib/mlibc/tests/rtdl/ld_library_path/meson.build
 create mode 100644 lib/mlibc/tests/rtdl/ld_library_path/test.c

(limited to 'lib/mlibc/tests/rtdl/ld_library_path')

diff --git a/lib/mlibc/tests/rtdl/ld_library_path/libfoo.c b/lib/mlibc/tests/rtdl/ld_library_path/libfoo.c
new file mode 100644
index 0000000..85e6cd8
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/ld_library_path/libfoo.c
@@ -0,0 +1 @@
+void foo() {}
diff --git a/lib/mlibc/tests/rtdl/ld_library_path/meson.build b/lib/mlibc/tests/rtdl/ld_library_path/meson.build
new file mode 100644
index 0000000..95629be
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/ld_library_path/meson.build
@@ -0,0 +1,19 @@
+# Remove the RPATH and set the LD_LIBRARY_PATH environment variable
+# instead when running tests to make sure the library can be found
+# in a directory specified by the user at runtime
+
+test_rpath = '$ORIGIN/'
+
+test_ld_path = meson.build_root() / 'tests' / 'rtdl' / test_name
+test_env += ['LD_LIBRARY_PATH=' + test_ld_path]
+test_native_env += ['LD_LIBRARY_PATH=' + test_ld_path]
+
+libfoo = shared_library('foo', 'libfoo.c',
+	dependencies: libc_dep,
+	link_args: test_additional_link_args,
+)
+
+libfoo_native = shared_library('native-foo', 'libfoo.c',
+	link_args: ['-ldl'] + test_additional_link_args,
+	native: true
+)
diff --git a/lib/mlibc/tests/rtdl/ld_library_path/test.c b/lib/mlibc/tests/rtdl/ld_library_path/test.c
new file mode 100644
index 0000000..15ca200
--- /dev/null
+++ b/lib/mlibc/tests/rtdl/ld_library_path/test.c
@@ -0,0 +1,16 @@
+#include <dlfcn.h>
+#include <stdio.h>
+#include <assert.h>
+#include <string.h>
+
+#ifdef USE_HOST_LIBC
+#define LIBFOO "libnative-foo.so"
+#else
+#define LIBFOO "libfoo.so"
+#endif
+
+int main() {
+	void *foo = dlopen(LIBFOO, RTLD_NOW);
+	assert(foo);
+	dlclose(foo);
+}
-- 
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