^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) # SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) # Build userspace programs for the target system
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) # Executables compiled from a single .c file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) user-csingle := $(foreach m, $(userprogs), $(if $($(m)-objs),,$(m)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) # Executables linked based on several .o files
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) user-cmulti := $(foreach m, $(userprogs), $(if $($(m)-objs),$(m)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) # Objects compiled from .c files
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) user-cobjs := $(sort $(foreach m, $(userprogs), $($(m)-objs)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) user-csingle := $(addprefix $(obj)/, $(user-csingle))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) user-cmulti := $(addprefix $(obj)/, $(user-cmulti))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) user-cobjs := $(addprefix $(obj)/, $(user-cobjs))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) user_ccflags = -Wp,-MMD,$(depfile) $(KBUILD_USERCFLAGS) $(userccflags) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) $($(target-stem)-userccflags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) user_ldflags = $(KBUILD_USERLDFLAGS) $(userldflags) $($(target-stem)-userldflags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) # Create an executable from a single .c file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) quiet_cmd_user_cc_c = CC [U] $@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) cmd_user_cc_c = $(CC) $(user_ccflags) $(user_ldflags) -o $@ $< \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) $($(target-stem)-userldlibs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) $(user-csingle): $(obj)/%: $(src)/%.c FORCE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) $(call if_changed_dep,user_cc_c)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) # Link an executable based on list of .o files
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) quiet_cmd_user_ld = LD [U] $@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) cmd_user_ld = $(CC) $(user_ldflags) -o $@ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) $(addprefix $(obj)/, $($(target-stem)-objs)) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) $($(target-stem)-userldlibs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) $(user-cmulti): FORCE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) $(call if_changed,user_ld)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) $(call multi_depend, $(user-cmulti), , -objs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) # Create .o file from a .c file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) quiet_cmd_user_cc_o_c = CC [U] $@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) cmd_user_cc_o_c = $(CC) $(user_ccflags) -c -o $@ $<
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) $(user-cobjs): $(obj)/%.o: $(src)/%.c FORCE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) $(call if_changed_dep,user_cc_o_c)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) targets += $(user-csingle) $(user-cmulti) $(user-cobjs)