Rebase libarchive to 2.7.1

1 files changed, 55 insertions, 0 deletions

diff --git a/libarchive/libarchive-2.7.1/build/cmake/CheckFuncs.cmake b/libarchive/libarchive-2.7.1/build/cmake/CheckFuncs.cmake
new file mode 100644
index 0000000..108774f
--- /dev/null
+++ b/libarchive/libarchive-2.7.1/build/cmake/CheckFuncs.cmake
@@ -0,0 +1,55 @@
+# - Check if the system has the specified type
+# CHECK_FUNCS (FUNCTION1 FUNCTION2 ...)
+#
+#  FUNCTION - the function(s) where the prototype should be declared
+#
+# The following variables may be set before calling this macro to
+# modify the way the check is run:
+#
+#  CMAKE_REQUIRED_FLAGS = string of compile command line flags
+#  CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)
+#  CMAKE_REQUIRED_INCLUDES = list of include directories
+# Copyright (c) 2009, Michihiro NAKAJIMA
+#
+# Redistribution and use is allowed according to the terms of the BSD license.
+# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+
+INCLUDE(CheckFunctionExists)
+INCLUDE(CheckSymbolExists)
+
+MACRO (CHECK_FUNCS _FUNCS)
+   FOREACH (_func ${ARGV})
+      STRING(TOUPPER ${_func} _funcvar)
+      SET(_funcvar "HAVE_${_funcvar}")
+      SET(_include "")
+      IF ("${_funcvar}" MATCHES "^${_funcvar}$")
+        IF (WIN32 AND "${_func}" MATCHES "^wmemcmp$")
+          SET(_include "wchar.h")
+        ENDIF (WIN32 AND "${_func}" MATCHES "^wmemcmp$")
+        IF (WIN32 AND "${_func}" MATCHES "^wmemcpy$")
+          SET(_include "wchar.h")
+        ENDIF (WIN32 AND "${_func}" MATCHES "^wmemcpy$")
+        IF ("${_include}" STREQUAL "")
+          SET(CHECK_STUB_FUNC_1 "__stub_${_func}")
+          SET(CHECK_STUB_FUNC_2 "__stub___${_func}")
+          CONFIGURE_FILE( ${CMAKE_SOURCE_DIR}/build/cmake/CheckFuncs_stub.c.in
+            ${CMAKE_BINARY_DIR}/cmake.tmp/CheckFuncs_stub.c IMMEDIATE)
+          TRY_COMPILE(__stub
+            ${CMAKE_BINARY_DIR}
+            ${CMAKE_BINARY_DIR}/cmake.tmp/CheckFuncs_stub.c
+            COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
+            CMAKE_FLAGS
+            -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_INCLUDE_FILE_FLAGS}
+            "${CHECK_INCLUDE_FILE_C_INCLUDE_DIRS}")
+          IF (__stub)
+            SET("${_funcvar}" "" CACHE INTERNAL "Have function ${_func}")
+          ELSE (__stub)
+            CHECK_FUNCTION_EXISTS("${_func}" "${_funcvar}")
+          ENDIF (__stub)
+        ELSE ("${_include}" STREQUAL "")
+          CHECK_SYMBOL_EXISTS("${_func}" "${_include}" "${_funcvar}")
+        ENDIF ("${_include}" STREQUAL "")
+      ENDIF ("${_funcvar}" MATCHES "^${_funcvar}$")
+   ENDFOREACH (_func)
+ENDMACRO (CHECK_FUNCS)
+