lang/rust/rust-values.mk

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Copyright (C) 2023 Luca Barbato and Donald Hoskins
   4
   5 # Rust Environmental Vars
   6 CONFIG_HOST_SUFFIX:=$(word 4, $(subst -, ,$(GNU_HOST_NAME)))
   7 RUSTC_HOST_ARCH:=$(HOST_ARCH)-unknown-linux-$(CONFIG_HOST_SUFFIX)
   8 CARGO_HOME:=$(STAGING_DIR_HOSTPKG)/cargo
   9 CARGO_VARS:=
  10
  11 ifeq ($(CONFIG_USE_MUSL),y)
  12 # Force linking of the SSP library for musl
  13 ifdef CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
  14   ifeq ($(strip $(PKG_SSP)),1)
  15     RUSTC_LDFLAGS += -lssp_nonshared
  16   endif
  17 endif
  18 ifdef CONFIG_PKG_CC_STACKPROTECTOR_STRONG
  19   ifeq ($(strip $(PKG_SSP)),1)
  20     TARGET_CFLAGS += -lssp_nonshared
  21   endif
  22 endif
  23 endif
  24
  25 # mips64 openwrt has a specific targed in rustc
  26 ifeq ($(ARCH),mips64)
  27   RUSTC_TARGET_ARCH:=$(REAL_GNU_TARGET_NAME)
  28 else
  29   RUSTC_TARGET_ARCH:=$(subst openwrt,unknown,$(REAL_GNU_TARGET_NAME))
  30 endif
  31
  32 RUSTC_TARGET_ARCH:=$(subst muslgnueabi,musleabi,$(RUSTC_TARGET_ARCH))
  33
  34 ifeq ($(ARCH),i386)
  35   RUSTC_TARGET_ARCH:=$(subst i486,i586,$(RUSTC_TARGET_ARCH))
  36 endif
  37
  38 # ARM Logic
  39 ifeq ($(ARCH),arm)
  40   ifeq ($(CONFIG_arm_v7),y)
  41     RUSTC_TARGET_ARCH:=$(subst arm,armv7,$(RUSTC_TARGET_ARCH))
  42   endif
  43
  44   ifeq ($(CONFIG_HAS_FPU),y)
  45     RUSTC_TARGET_ARCH:=$(subst musleabi,musleabihf,$(RUSTC_TARGET_ARCH))
  46   endif
  47 endif
  48
  49 ifeq ($(ARCH),aarch64)
  50     RUST_CFLAGS:=-mno-outline-atomics
  51 endif