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Sync FindCargo.cmake with that of kdev-cargo 

Reviewers: vandenoever

Reviewed By: vandenoever

Differential Revision: https://phabricator.kde.org/D9356
master
Friedrich W. H. Kossebau 2017-12-16 11:00:03 +01:00
parent 3f5c1581c5
commit 767d6992eb
1 changed files with 45 additions and 7 deletions
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52
cmake/FindCargo.cmake
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@ -1,10 +1,48 @@
# Find the cargo executable
#
# Defines the following variables
# Cargo_FOUND - True if the cargo executable was found
# Cargo_EXECUTABLE - path of the cargo executable
# Cargo_VERSION - version number of cargo
#=============================================================================
# Copyright 2017 Friedrich W. H. Kossebau <kossebau@kde.org>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
find_program(Cargo_EXECUTABLE NAMES cargo)
if (Cargo_EXECUTABLE)
execute_process(COMMAND "${Cargo_EXECUTABLE}" --version
OUTPUT_VARIABLE Cargo_VERSION_OUTPUT
ERROR_VARIABLE Cargo_VERSION_ERROR
RESULT_VARIABLE Cargo_VERSION_RESULT
)
if(NOT ${Cargo_VERSION_RESULT} EQUAL 0)
message(SEND_ERROR "Command \"${Cargo_EXECUTABLE} --version\" failed with output:\n${Cargo_VERSION_ERROR}")
else()
# TODO: support also nightly
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+"
Cargo_VERSION "${Cargo_VERSION_OUTPUT}"
)
endif()
endif()
include(FindPackageHandleStandardArgs)
find_program(Cargo_EXECUTABLE cargo)
execute_process(COMMAND "${Cargo_EXECUTABLE}" --version
OUTPUT_VARIABLE Cargo_VERSION_OUTPUT)
STRING(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+"
Cargo_VERSION "${Cargo_VERSION_OUTPUT}")
find_package_handle_standard_args(Cargo
REQUIRED_VARS Cargo_EXECUTABLE
VERSION_VAR Cargo_VERSION)
mark_as_advanced(Cargo_EXECUTABLE)
VERSION_VAR Cargo_VERSION
)
mark_as_advanced(Cargo_EXECUTABLE Cargo_VERSION)
set_package_properties(Cargo PROPERTIES
DESCRIPTION "The Rust package manager"
URL "https://github.com/rust-lang/cargo/"
)