diff options
| author | Ethan Morgan <ethan@gweithio.com> | 2026-02-14 16:44:06 +0000 |
|---|---|---|
| committer | Ethan Morgan <ethan@gweithio.com> | 2026-02-14 16:44:06 +0000 |
| commit | 54409423f767d8b1cf30cb7d0efca6b4ca138823 (patch) | |
| tree | d915ac7828703ce4b963efdd9728a1777ba18c1e /vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake | |
Diffstat (limited to 'vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake')
| -rw-r--r-- | vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake b/vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake new file mode 100644 index 0000000..45e60a2 --- /dev/null +++ b/vcpkg/scripts/cmake/z_vcpkg_function_arguments.cmake @@ -0,0 +1,36 @@ +# NOTE: this function definition is copied directly to scripts/buildsystems/vcpkg.cmake +# do not make changes here without making the same change there. +macro(z_vcpkg_function_arguments OUT_VAR) + if("${ARGC}" EQUAL 1) + set(z_vcpkg_function_arguments_FIRST_ARG 0) + elseif("${ARGC}" EQUAL 2) + set(z_vcpkg_function_arguments_FIRST_ARG "${ARGV1}") + + if(NOT z_vcpkg_function_arguments_FIRST_ARG GREATER_EQUAL "0" AND NOT z_vcpkg_function_arguments_FIRST_ARG LESS "0") + message(FATAL_ERROR "z_vcpkg_function_arguments: index (${z_vcpkg_function_arguments_FIRST_ARG}) is not a number") + elseif(z_vcpkg_function_arguments_FIRST_ARG LESS "0" OR z_vcpkg_function_arguments_FIRST_ARG GREATER ARGC) + message(FATAL_ERROR "z_vcpkg_function_arguments: index (${z_vcpkg_function_arguments_FIRST_ARG}) out of range") + endif() + else() + # vcpkg bug + message(FATAL_ERROR "z_vcpkg_function_arguments: invalid arguments (${ARGV})") + endif() + + set("${OUT_VAR}" "") + + # this allows us to get the value of the enclosing function's ARGC + set(z_vcpkg_function_arguments_ARGC_NAME "ARGC") + set(z_vcpkg_function_arguments_ARGC "${${z_vcpkg_function_arguments_ARGC_NAME}}") + + math(EXPR z_vcpkg_function_arguments_LAST_ARG "${z_vcpkg_function_arguments_ARGC} - 1") + # GREATER_EQUAL added in CMake 3.7 + if(NOT z_vcpkg_function_arguments_LAST_ARG LESS z_vcpkg_function_arguments_FIRST_ARG) + foreach(z_vcpkg_function_arguments_N RANGE "${z_vcpkg_function_arguments_FIRST_ARG}" "${z_vcpkg_function_arguments_LAST_ARG}") + string(REPLACE ";" "\\;" z_vcpkg_function_arguments_ESCAPED_ARG "${ARGV${z_vcpkg_function_arguments_N}}") + # adds an extra ";" on the front + set("${OUT_VAR}" "${${OUT_VAR}};${z_vcpkg_function_arguments_ESCAPED_ARG}") + endforeach() + # and then removes that extra semicolon + string(SUBSTRING "${${OUT_VAR}}" 1 -1 "${OUT_VAR}") + endif() +endmacro() |