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Diffstat (limited to 'packaging/cmake/Modules/FindGo.cmake')
| -rw-r--r-- | packaging/cmake/Modules/FindGo.cmake | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/packaging/cmake/Modules/FindGo.cmake b/packaging/cmake/Modules/FindGo.cmake new file mode 100644 index 000000000..454a0051e --- /dev/null +++ b/packaging/cmake/Modules/FindGo.cmake @@ -0,0 +1,39 @@ +# Custom CMake module to find the Go toolchain +# +# Copyright (c) 2024 Netdata Inc +# +# SPDX-License-Identifier: GPL-3.0-or-later +# +# This is a relatively orthodox CMake Find Module. It can be used by +# simply including it and then invoking `find_package(Go)`. +# +# Version handling is done by CMake itself via the +# find_package_handle_standard_args() function, so `find_package(Go 1.21)` +# will also work correctly. + +if(GO_FOUND) + return() +endif() + +# Two passes are needed here so that we prefer a copy in `/usr/local/go/bin` over a system copy. +find_program(GO_EXECUTABLE go PATHS /usr/local/go/bin DOC "Go toolchain" NO_DEFAULT_PATH) +find_program(GO_EXECUTABLE go DOC "Go toolchain") + +if (GO_EXECUTABLE) + execute_process( + COMMAND ${GO_EXECUTABLE} version + OUTPUT_VARIABLE GO_VERSION_STRING + RESULT_VARIABLE RESULT + ) + if (RESULT EQUAL 0) + string(REGEX MATCH "go([0-9]+\\.[0-9]+(\\.[0-9]+)?)" GO_VERSION_STRING "${GO_VERSION_STRING}") + string(REGEX MATCH "([0-9]+\\.[0-9]+(\\.[0-9]+)?)" GO_VERSION_STRING "${GO_VERSION_STRING}") + endif() +endif() + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args( + Go + REQUIRED_VARS GO_EXECUTABLE + VERSION_VAR GO_VERSION_STRING +) |