Makefile.userprogs (1607B)
1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Build userspace programs for the target system 4# 5 6# Executables compiled from a single .c file 7user-csingle := $(foreach m, $(userprogs), $(if $($(m)-objs),,$(m))) 8 9# Executables linked based on several .o files 10user-cmulti := $(foreach m, $(userprogs), $(if $($(m)-objs),$(m))) 11 12# Objects compiled from .c files 13user-cobjs := $(sort $(foreach m, $(userprogs), $($(m)-objs))) 14 15user-csingle := $(addprefix $(obj)/, $(user-csingle)) 16user-cmulti := $(addprefix $(obj)/, $(user-cmulti)) 17user-cobjs := $(addprefix $(obj)/, $(user-cobjs)) 18 19user_ccflags = -Wp,-MMD,$(depfile) $(KBUILD_USERCFLAGS) $(userccflags) \ 20 $($(target-stem)-userccflags) 21user_ldflags = $(KBUILD_USERLDFLAGS) $(userldflags) $($(target-stem)-userldflags) 22 23# Create an executable from a single .c file 24quiet_cmd_user_cc_c = CC [U] $@ 25 cmd_user_cc_c = $(CC) $(user_ccflags) $(user_ldflags) -o $@ $< \ 26 $($(target-stem)-userldlibs) 27$(user-csingle): $(obj)/%: $(src)/%.c FORCE 28 $(call if_changed_dep,user_cc_c) 29 30# Link an executable based on list of .o files 31quiet_cmd_user_ld = LD [U] $@ 32 cmd_user_ld = $(CC) $(user_ldflags) -o $@ \ 33 $(addprefix $(obj)/, $($(target-stem)-objs)) \ 34 $($(target-stem)-userldlibs) 35$(user-cmulti): FORCE 36 $(call if_changed,user_ld) 37$(call multi_depend, $(user-cmulti), , -objs) 38 39# Create .o file from a .c file 40quiet_cmd_user_cc_o_c = CC [U] $@ 41 cmd_user_cc_o_c = $(CC) $(user_ccflags) -c -o $@ $< 42$(user-cobjs): $(obj)/%.o: $(src)/%.c FORCE 43 $(call if_changed_dep,user_cc_o_c) 44 45targets += $(user-csingle) $(user-cmulti) $(user-cobjs)