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- # SPDX-License-Identifier: GPL-2.0-only
- #
- # Build userspace programs for the target system
- #
- # Executables compiled from a single .c file
- user-csingle := $(foreach m, $(userprogs), $(if $($(m)-objs),,$(m)))
- # Executables linked based on several .o files
- user-cmulti := $(foreach m, $(userprogs), $(if $($(m)-objs),$(m)))
- # Objects compiled from .c files
- user-cobjs := $(sort $(foreach m, $(userprogs), $($(m)-objs)))
- user-csingle := $(addprefix $(obj)/, $(user-csingle))
- user-cmulti := $(addprefix $(obj)/, $(user-cmulti))
- user-cobjs := $(addprefix $(obj)/, $(user-cobjs))
- user_ccflags = -Wp,-MMD,$(depfile) $(KBUILD_USERCFLAGS) $(userccflags) \
- $($(target-stem)-userccflags)
- user_ldflags = $(KBUILD_USERLDFLAGS) $(userldflags) $($(target-stem)-userldflags)
- # Create an executable from a single .c file
- quiet_cmd_user_cc_c = CC [U] $@
- cmd_user_cc_c = $(CC) $(user_ccflags) $(user_ldflags) -o $@ $< \
- $($(target-stem)-userldlibs)
- $(user-csingle): $(obj)/%: $(src)/%.c FORCE
- $(call if_changed_dep,user_cc_c)
- # Link an executable based on list of .o files
- quiet_cmd_user_ld = LD [U] $@
- cmd_user_ld = $(CC) $(user_ldflags) -o $@ \
- $(addprefix $(obj)/, $($(target-stem)-objs)) \
- $($(target-stem)-userldlibs)
- $(user-cmulti): FORCE
- $(call if_changed,user_ld)
- $(call multi_depend, $(user-cmulti), , -objs)
- # Create .o file from a .c file
- quiet_cmd_user_cc_o_c = CC [U] $@
- cmd_user_cc_o_c = $(CC) $(user_ccflags) -c -o $@ $<
- $(user-cobjs): $(obj)/%.o: $(src)/%.c FORCE
- $(call if_changed_dep,user_cc_o_c)
- targets += $(user-csingle) $(user-cmulti) $(user-cobjs)
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