diff options
Diffstat (limited to 'cmake_modules/FindUSB1.cmake')
| -rw-r--r-- | cmake_modules/FindUSB1.cmake | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/cmake_modules/FindUSB1.cmake b/cmake_modules/FindUSB1.cmake new file mode 100644 index 0000000..0e155b4 --- /dev/null +++ b/cmake_modules/FindUSB1.cmake @@ -0,0 +1,83 @@ +# - Try to find libusb-1.0 +# Once done this will define +# +# USB1_FOUND - system has libusb-1.0 +# USB1_INCLUDE_DIRS - the libusb-1.0 include directories +# USB1_LIBRARIES - Link these to use libusb-1.0 +# USB1_DEFINITIONS - Compiler switches required for using libusb-1.0 +# +# USB1_HAS_LIBUSB_ERROR_NAME - defined when libusb-1.0 has libusb_error_name() + +#============================================================================= +# Copyright (c) 2017 Pino Toscano <toscano.pino@tiscali.it> +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +#============================================================================= + +find_package(PkgConfig) +pkg_check_modules(PC_LIBUSB1 QUIET libusb-1.0) + +find_path(USB1_INCLUDE_DIR + NAMES + libusb.h + HINTS + ${PC_LIBUSB1_INCLUDE_DIRS} + PATH_SUFFIXES + libusb-1.0 +) + +find_library(USB1_LIBRARY + NAMES + ${PC_LIBUSB1_LIBRARIES} + usb-1.0 + HINTS + ${PC_LIBUSB1_LIBRARY_DIRS} +) + +set(USB1_INCLUDE_DIRS ${USB1_INCLUDE_DIR}) +set(USB1_LIBRARIES ${USB1_LIBRARY}) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(USB1 + FOUND_VAR + USB1_FOUND + REQUIRED_VARS + USB1_LIBRARY + USB1_INCLUDE_DIR + VERSION_VAR + PC_LIBUSB1_VERSION +) + +mark_as_advanced(USB1_INCLUDE_DIRS USB1_LIBRARIES) + +if(USB1_FOUND) + include(CheckCXXSourceCompiles) + include(CMakePushCheckState) + cmake_push_check_state(RESET) + set(CMAKE_REQUIRED_INCLUDES ${USB1_INCLUDE_DIRS}) + set(CMAKE_REQUIRED_LIBRARIES ${USB1_LIBRARIES}) + check_cxx_source_compiles("#include <libusb.h> + int main() { libusb_error_name(0); return 0; }" USB1_HAS_LIBUSB_ERROR_NAME) + cmake_pop_check_state() +endif() |