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calamares/CMakeModules/FindCrypt.cmake

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+# === This file is part of Calamares - <https://calamares.io> ===
+#
+#   SPDX-FileCopyrightText: 2014 Teo Mrnjavac <teo@kde.org>
+#   SPDX-FileCopyrightText: 2017 Adriaan de Groot <groot@kde.org>
+#   SPDX-License-Identifier: BSD-2-Clause
+#
+###
+#
+# - Find libcrypt
+# Find the libcrypt includes and the libcrypt libraries
+# This module defines
+# LIBCRYPT_INCLUDE_DIR, root crypt include dir. Include crypt with crypt.h
+# LIBCRYPT_LIBRARY, the path to libcrypt
+# LIBCRYPT_FOUND, whether libcrypt was found
+
+if( CMAKE_SYSTEM MATCHES "FreeBSD" )
+    # FreeBSD has crypt(3) declared in unistd.h, which lives in
+    # libc; the libcrypt found here is not used.
+    find_path( CRYPT_INCLUDE_DIR NAMES unistd.h )
+    add_definitions( -DNO_CRYPT_H )
+else()
+    find_path( CRYPT_INCLUDE_DIR
+        NAMES crypt.h
+        HINTS
+            ${CMAKE_INSTALL_INCLUDEDIR}
+        NO_CACHE
+    )
+endif()
+
+find_library( CRYPT_LIBRARIES
+    NAMES crypt
+    HINTS
+        ${CMAKE_INSTALL_LIBDIR}
+)
+
+include( FindPackageHandleStandardArgs )
+find_package_handle_standard_args(
+    Crypt
+    REQUIRED_VARS CRYPT_LIBRARIES CRYPT_INCLUDE_DIR
+)
+
+mark_as_advanced( CRYPT_INCLUDE_DIR CRYPT_LIBRARIES )