lib: Add mlibc

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

3 files changed, 38 insertions, 0 deletions

diff --git a/lib/mlibc/options/crypt/generic/crypt-stubs.cpp b/lib/mlibc/options/crypt/generic/crypt-stubs.cpp
new file mode 100644
index 0000000..65e0d23
--- /dev/null
+++ b/lib/mlibc/options/crypt/generic/crypt-stubs.cpp
@@ -0,0 +1,7 @@
+#include <crypt.h>
+#include <bits/ensure.h>
+
+char *crypt(const char *, const char *) {
+	__ensure(!"Not implemented");
+	__builtin_unreachable();
+}
diff --git a/lib/mlibc/options/crypt/include/crypt.h b/lib/mlibc/options/crypt/include/crypt.h
new file mode 100644
index 0000000..bf3a512
--- /dev/null
+++ b/lib/mlibc/options/crypt/include/crypt.h
@@ -0,0 +1,18 @@
+#ifndef _CRYPT_H
+#define _CRYPT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef __MLIBC_ABI_ONLY
+
+char *crypt(const char *, const char *);
+
+#endif /* !__MLIBC_ABI_ONLY */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _CRYPT_H
diff --git a/lib/mlibc/options/crypt/meson.build b/lib/mlibc/options/crypt/meson.build
new file mode 100644
index 0000000..a476f34
--- /dev/null
+++ b/lib/mlibc/options/crypt/meson.build
@@ -0,0 +1,13 @@
+if disable_crypt_option
+	subdir_done()
+endif
+
+libc_sources += files(
+	'generic/crypt-stubs.cpp',
+)
+
+if not no_headers
+	install_headers(
+		'include/crypt.h',
+	)
+endif