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CMake: toolchain file updates

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2025-10-17 14:07:30 -04:00
parent e4e700c362
commit b06e9693c5
1 changed files with 14 additions and 18 deletions
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cmake/x86_64-linux-gnu.cmake
+14 -18
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@@ -12,24 +12,29 @@ if(NOT DEFINED TARGET_SYSROOT)
set(TARGET_SYSROOT "/usr/lib/x86_64-linux-gnu")
message(STATUS "TARGET_SYSROOT not explicitly defined. Defaulting to ${TARGET_SYSROOT}")
endif()
message(STATUS "Using TARGET_SYSROOT: ${TARGET_SYSROOT}")
set(TARGET_TRIPLE x86_64-linux-gnu) # Standard Debian/Ubuntu triple
# ----------------------------------------------------------------------------------
# SYSROOT and COMPILER CONFIGURATION
# ----------------------------------------------------------------------------------
set(CMAKE_CROSSCOMPILING TRUE)
# 1. Architecture and Platform Identification
set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR x86_64)
set(TARGET_TRIPLE x86_64-linux-gnu) # Standard Debian/Ubuntu triple
# 2. Set the CMAKE_SYSROOT using the user-defined variable
set(CMAKE_SYSROOT ${TARGET_SYSROOT})
message(STATUS "Using CMAKE_SYSROOT: ${CMAKE_SYSROOT}")
# 3. Specify the Cross Compilers
# These binaries must be installed on your RPi:
# sudo apt install g++-x86-64-linux-gnu gcc-x86-64-linux-gnu
# The CMAKE_FIND_ROOT_PATH tells CMake where to look for programs, libraries, etc.
set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
# 1. Architecture and Platform Identification
set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR x86_64)
set(CMAKE_C_COMPILER ${TARGET_TRIPLE}-gcc)
set(CMAKE_CXX_COMPILER ${TARGET_TRIPLE}-g++)
@@ -63,12 +68,3 @@ message(STATUS "PKG_CONFIG_LIBDIR set to: ${PKG_CONFIG_LIBDIR_STRING}")
# CMAkE FIND BEHAVIOR
# ----------------------------------------------------------------------------------
# The CMAKE_FIND_ROOT_PATH tells CMake where to look for programs, libraries, etc.
set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
# Restrict search to the sysroot, not in the RPi's native locations,
# but allow programs (like pkg-config itself) to be found on the RPi.
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)