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# Finds libzip.
#
# This module defines:
# LIBZIP_INCLUDE_DIR_ZIP
# LIBZIP_INCLUDE_DIR_ZIPCONF
# LIBZIP_LIBRARY
#
# There is no default installation for libzip on Windows so a
# XTrackCAD specific directory tree is assumed
#
if(WIN32)
find_path( LIBZIP_INCLUDE_DIR_ZIP zip.h
PATHS
$ENV{XTCEXTERNALROOT}/x86/libzip
DOC "The directory where zip.h resides")
find_path( LIBZIP_INCLUDE_DIR_ZIPCONF zipconf.h
PATHS
$ENV{XTCEXTERNALROOT}/x86/libzip
DOC "The directory where zip.h resides")
find_library( LIBZIP_LIBRARY
NAMES zip Zip
PATHS
$ENV{XTCEXTERNALROOT}/x86/libzip
DOC "The libzip library")
find_file( LIBZIP_SHAREDLIB
NAMES zip.dll Zip.dll
PATHS
$ENV{XTCEXTERNALROOT}/x86/libzip)
else(WIN32)
find_package(PkgConfig)
pkg_check_modules(PC_LIBZIP QUIET libzip)
find_path(LIBZIP_INCLUDE_DIR_ZIP
NAMES zip.h
HINTS ${PC_LIBZIP_INCLUDE_DIRS})
find_path(LIBZIP_INCLUDE_DIR_ZIPCONF
NAMES zipconf.h
HINTS ${PC_LIBZIP_INCLUDE_DIRS})
find_library(LIBZIP_LIBRARY
NAMES zip)
endif(WIN32)
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(
LIBZIP DEFAULT_MSG
LIBZIP_LIBRARY LIBZIP_INCLUDE_DIR_ZIP LIBZIP_INCLUDE_DIR_ZIPCONF)
set(LIBZIP_VERSION 0)
if (LIBZIP_INCLUDE_DIR_ZIPCONF)
FILE(READ "${LIBZIP_INCLUDE_DIR_ZIPCONF}/zipconf.h" _LIBZIP_VERSION_CONTENTS)
if (_LIBZIP_VERSION_CONTENTS)
STRING(REGEX REPLACE ".*#define LIBZIP_VERSION \"([0-9a-z.]+)\".*" "\\1" LIBZIP_VERSION "${_LIBZIP_VERSION_CONTENTS}")
endif ()
endif ()
set(LIBZIP_VERSION ${LIBZIP_VERSION} CACHE STRING "Version number of libzip")
mark_as_advanced(LIBZIP_LIBRARY LIBZIP_INCLUDE_DIR_ZIP LIBZIP_INCLUDE_DIR_ZIPCONF LIBZIP_SHAREDLIB)
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