From 07beb34d51523f7f30e354ef08a802ed79cf09da Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Thu, 5 Jun 2008 13:46:47 +0000
Subject: - make libcrypt optional. Untested.

---
 libcrypt/Makefile.in  | 11 ++++++++++-
 libcrypt/crypt_stub.c | 30 ++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 libcrypt/crypt_stub.c

(limited to 'libcrypt')

diff --git a/libcrypt/Makefile.in b/libcrypt/Makefile.in
index 40a73d1c8..d93e6abab 100644
--- a/libcrypt/Makefile.in
+++ b/libcrypt/Makefile.in
@@ -16,7 +16,14 @@ libcrypt_FULL_NAME := libcrypt-$(VERSION).so
 libcrypt_DIR := $(top_srcdir)libcrypt
 libcrypt_OUT := $(top_builddir)libcrypt
 
-libcrypt_SRC := $(wildcard $(libcrypt_DIR)/*.c)
+ifeq ($(UCLIBC_HAS_CRYPT_IMPL),y)
+CSRC := crypt.c des.c md5.c
+endif
+ifeq ($(UCLIBC_HAS_CRYPT_STUB),y)
+CSRC := crypt_stub.c
+endif
+
+libcrypt_SRC := $(addprefix $(libcrypt_DIR)/,$(CSRC))
 libcrypt_OBJ := $(patsubst $(libcrypt_DIR)/%.c,$(libcrypt_OUT)/%.o,$(libcrypt_SRC))
 
 ifeq ($(DOPIC),y)
@@ -26,8 +33,10 @@ libcrypt-a-y := $(libcrypt_OBJ)
 endif
 libcrypt-so-y := $(libcrypt_OBJ:.o=.os)
 
+ifeq ($(UCLIBC_HAS_CRYPT),y)
 lib-a-y += $(top_builddir)lib/libcrypt.a
 lib-so-y += $(top_builddir)lib/libcrypt.so
+endif
 objclean-y += libcrypt_clean
 
 ifeq ($(DOMULTI),n)
diff --git a/libcrypt/crypt_stub.c b/libcrypt/crypt_stub.c
new file mode 100644
index 000000000..76645a046
--- /dev/null
+++ b/libcrypt/crypt_stub.c
@@ -0,0 +1,30 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * crypt() for uClibc
+ * Copyright (C) 2008 by Erik Andersen <andersen@uclibc.org>
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#define __FORCE_GLIBC
+#include <crypt.h>
+#include <unistd.h>
+#include "libcrypt.h"
+#include <syscall.h>
+
+char *crypt(const char *key attribute_unused, const char *salt attribute_unused)
+{
+	__set_errno(ENOSYS);
+	return NULL;
+}
+
+void
+setkey(const char *key attribute_unused)
+{
+	__set_errno(ENOSYS);
+}
+
+void
+encrypt(char *block attribute_unused, int flag attribute_unused)
+{
+	__set_errno(ENOSYS);
+}
-- 
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