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atomic	[ DIR ]	drwxr-xr-x
basic	[ DIR ]	drwxr-xr-x
coccinelle	[ DIR ]	drwxr-xr-x
dtc	[ DIR ]	drwxr-xr-x
gcc-plugins	[ DIR ]	drwxr-xr-x
gdb	[ DIR ]	drwxr-xr-x
genksyms	[ DIR ]	drwxr-xr-x
kconfig	[ DIR ]	drwxr-xr-x
ksymoops	[ DIR ]	drwxr-xr-x
mod	[ DIR ]	drwxr-xr-x
package	[ DIR ]	drwxr-xr-x
selinux	[ DIR ]	drwxr-xr-x
tracing	[ DIR ]	drwxr-xr-x
.gitignore	145 B	-rw-r--r--
Kbuild.include	13.08 KB	-rw-r--r--
Kconfig.include	1.64 KB	-rw-r--r--
Lindent	502 B	-rwxr-xr-x
Makefile	1.75 KB	-rw-r--r--
Makefile.asm-generic	1.8 KB	-rw-r--r--
Makefile.build	17.78 KB	-rw-r--r--
Makefile.clean	2.15 KB	-rw-r--r--
Makefile.dtbinst	1.09 KB	-rw-r--r--
Makefile.extrawarn	2.81 KB	-rw-r--r--
Makefile.gcc-plugins	2.61 KB	-rw-r--r--
Makefile.headersinst	2.87 KB	-rw-r--r--
Makefile.host	6.86 KB	-rw-r--r--
Makefile.kasan	1.44 KB	-rw-r--r--
Makefile.kcov	359 B	-rw-r--r--
Makefile.lib	14.67 KB	-rw-r--r--
Makefile.modbuiltin	1.67 KB	-rw-r--r--
Makefile.modfinal	1.79 KB	-rw-r--r--
Makefile.modinst	1.31 KB	-rw-r--r--
Makefile.modpost	3.37 KB	-rw-r--r--
Makefile.modsign	791 B	-rw-r--r--
Makefile.package	6.5 KB	-rw-r--r--
Makefile.ubsan	864 B	-rw-r--r--
adjust_autoksyms.sh	2.62 KB	-rwxr-xr-x
asn1_compiler.c	35.33 KB	-rw-r--r--
bin2c.c	743 B	-rw-r--r--
bloat-o-meter	3.29 KB	-rwxr-xr-x
bootgraph.pl	5.64 KB	-rwxr-xr-x
bpf_helpers_doc.py	20.12 KB	-rwxr-xr-x
cc-can-link.sh	166 B	-rwxr-xr-x
check_extable.sh	4.93 KB	-rwxr-xr-x
checkincludes.pl	1.94 KB	-rwxr-xr-x
checkkconfigsymbols.py	15.5 KB	-rwxr-xr-x
checkpatch.pl	199.44 KB	-rwxr-xr-x
checkstack.pl	5.27 KB	-rwxr-xr-x
checksyscalls.sh	7.27 KB	-rwxr-xr-x
checkversion.pl	1.9 KB	-rwxr-xr-x
clang-version.sh	527 B	-rwxr-xr-x
cleanfile	3.46 KB	-rwxr-xr-x
cleanpatch	5.06 KB	-rwxr-xr-x
coccicheck	7.25 KB	-rwxr-xr-x
config	4.64 KB	-rwxr-xr-x
conmakehash.c	5.85 KB	-rw-r--r--
const_structs.checkpatch	964 B	-rw-r--r--
decode_stacktrace.sh	3.95 KB	-rwxr-xr-x
decodecode	2.57 KB	-rwxr-xr-x
depmod.sh	1.41 KB	-rwxr-xr-x
diffconfig	3.72 KB	-rwxr-xr-x
documentation-file-ref-check	5.43 KB	-rwxr-xr-x
export_report.pl	4.5 KB	-rwxr-xr-x
extract-cert.c	3.63 KB	-rw-r--r--
extract-ikconfig	1.69 KB	-rwxr-xr-x
extract-module-sig.pl	3.66 KB	-rwxr-xr-x
extract-sys-certs.pl	3.75 KB	-rwxr-xr-x
extract-vmlinux	1.66 KB	-rwxr-xr-x
extract_xc3028.pl	44.62 KB	-rwxr-xr-x
faddr2line	8.17 KB	-rwxr-xr-x
file-size.sh	86 B	-rwxr-xr-x
find-unused-docs.sh	1.27 KB	-rwxr-xr-x
gcc-goto.sh	511 B	-rwxr-xr-x
gcc-ld	711 B	-rwxr-xr-x
gcc-plugin.sh	1.06 KB	-rwxr-xr-x
gcc-version.sh	588 B	-rwxr-xr-x
gcc-x86_32-has-stack-protector...	173 B	-rwxr-xr-x
gcc-x86_64-has-stack-protector...	198 B	-rwxr-xr-x
gen_compile_commands.py	5.56 KB	-rwxr-xr-x
gen_ksymdeps.sh	610 B	-rwxr-xr-x
get_abi.pl	10.1 KB	-rwxr-xr-x
get_dvb_firmware	24.54 KB	-rwxr-xr-x
get_maintainer.pl	66.04 KB	-rwxr-xr-x
gfp-translate	1.69 KB	-rwxr-xr-x
headerdep.pl	3.5 KB	-rwxr-xr-x
headers_check.pl	3.73 KB	-rwxr-xr-x
headers_install.sh	3.59 KB	-rwxr-xr-x
insert-sys-cert.c	13.08 KB	-rw-r--r--
kallsyms.c	18.02 KB	-rw-r--r--
kernel-doc	60.88 KB	-rwxr-xr-x
kmsg-doc	12.13 KB	-rwxr-xr-x
ld-version.sh	269 B	-rwxr-xr-x
leaking_addresses.pl	12.8 KB	-rwxr-xr-x
link-vmlinux.sh	8.14 KB	-rwxr-xr-x
makelst	808 B	-rwxr-xr-x
markup_oops.pl	7.92 KB	-rwxr-xr-x
mkcompile_h	2.83 KB	-rwxr-xr-x
mkmakefile	426 B	-rwxr-xr-x
mksysmap	1.34 KB	-rwxr-xr-x
mkuboot.sh	414 B	-rwxr-xr-x
module-common.lds	901 B	-rw-r--r--
modules-check.sh	303 B	-rwxr-xr-x
namespace.pl	13.18 KB	-rwxr-xr-x
nsdeps	1.95 KB	-rw-r--r--
objdiff	2.84 KB	-rwxr-xr-x
parse-maintainers.pl	3.72 KB	-rwxr-xr-x
patch-kernel	9.95 KB	-rwxr-xr-x
pnmtologo.c	11.91 KB	-rw-r--r--
profile2linkerlist.pl	414 B	-rwxr-xr-x
prune-kernel	708 B	-rwxr-xr-x
recordmcount.c	16.75 KB	-rw-r--r--
recordmcount.h	19.37 KB	-rw-r--r--
recordmcount.pl	18.91 KB	-rwxr-xr-x
setlocalversion	4.72 KB	-rwxr-xr-x
show_delta	3.01 KB	-rwxr-xr-x
sign-file.c	9.93 KB	-rw-r--r--
sortextable.c	8.32 KB	-rw-r--r--
sortextable.h	5.45 KB	-rw-r--r--
spdxcheck-test.sh	323 B	-rw-r--r--
spdxcheck.py	9.92 KB	-rwxr-xr-x
spelling.txt	28.76 KB	-rw-r--r--
sphinx-pre-install	17.59 KB	-rwxr-xr-x
split-man.pl	604 B	-rwxr-xr-x
stackdelta	1.84 KB	-rwxr-xr-x
stackusage	794 B	-rwxr-xr-x
subarch.include	641 B	-rw-r--r--
tags.sh	9.56 KB	-rwxr-xr-x
tools-support-relr.sh	546 B	-rwxr-xr-x
ubuntu-retpoline-extract-one	7.26 KB	-rw-r--r--
unifdef.c	34.8 KB	-rw-r--r--
ver_linux	2.69 KB	-rwxr-xr-x
xen-hypercalls.sh	386 B	-rw-r--r--
xz_wrap.sh	563 B	-rwxr-xr-x

Code Editor : Makefile.host

# SPDX-License-Identifier: GPL-2.0

# LEX
# ---------------------------------------------------------------------------
quiet_cmd_flex = LEX     $@
      cmd_flex = $(LEX) -o$@ -L $<

$(obj)/%.lex.c: $(src)/%.l FORCE
	$(call if_changed,flex)

# YACC
# ---------------------------------------------------------------------------
quiet_cmd_bison = YACC    $(basename $@).[ch]
      cmd_bison = $(YACC) -o $(basename $@).c --defines=$(basename $@).h -t -l $<

$(obj)/%.tab.c $(obj)/%.tab.h: $(src)/%.y FORCE
	$(call if_changed,bison)

# ==========================================================================
# Building binaries on the host system
# Binaries are used during the compilation of the kernel, for example
# to preprocess a data file.
#
# Both C and C++ are supported, but preferred language is C for such utilities.
#
# Sample syntax (see Documentation/kbuild/makefiles.rst for reference)
# hostprogs-y := bin2hex
# Will compile bin2hex.c and create an executable named bin2hex
#
# hostprogs-y    := lxdialog
# lxdialog-objs := checklist.o lxdialog.o
# Will compile lxdialog.c and checklist.c, and then link the executable
# lxdialog, based on checklist.o and lxdialog.o
#
# hostprogs-y      := qconf
# qconf-cxxobjs   := qconf.o
# qconf-objs      := menu.o
# Will compile qconf as a C++ program, and menu as a C program.
# They are linked as C++ code to the executable qconf

__hostprogs := $(sort $(hostprogs-y) $(hostprogs-m))
host-cshlib := $(sort $(hostlibs-y) $(hostlibs-m))
host-cxxshlib := $(sort $(hostcxxlibs-y) $(hostcxxlibs-m))

# C code
# Executables compiled from a single .c file
host-csingle	:= $(foreach m,$(__hostprogs), \
			$(if $($(m)-objs)$($(m)-cxxobjs),,$(m)))

# C executables linked based on several .o files
host-cmulti	:= $(foreach m,$(__hostprogs),\
		   $(if $($(m)-cxxobjs),,$(if $($(m)-objs),$(m))))

# Object (.o) files compiled from .c files
host-cobjs	:= $(sort $(foreach m,$(__hostprogs),$($(m)-objs)))

# C++ code
# C++ executables compiled from at least one .cc file
# and zero or more .c files
host-cxxmulti	:= $(foreach m,$(__hostprogs),$(if $($(m)-cxxobjs),$(m)))

# C++ Object (.o) files compiled from .cc files
host-cxxobjs	:= $(sort $(foreach m,$(host-cxxmulti),$($(m)-cxxobjs)))

# Object (.o) files used by the shared libaries
host-cshobjs	:= $(sort $(foreach m,$(host-cshlib),$($(m:.so=-objs))))
host-cxxshobjs	:= $(sort $(foreach m,$(host-cxxshlib),$($(m:.so=-objs))))

host-csingle	:= $(addprefix $(obj)/,$(host-csingle))
host-cmulti	:= $(addprefix $(obj)/,$(host-cmulti))
host-cobjs	:= $(addprefix $(obj)/,$(host-cobjs))
host-cxxmulti	:= $(addprefix $(obj)/,$(host-cxxmulti))
host-cxxobjs	:= $(addprefix $(obj)/,$(host-cxxobjs))
host-cshlib	:= $(addprefix $(obj)/,$(host-cshlib))
host-cxxshlib	:= $(addprefix $(obj)/,$(host-cxxshlib))
host-cshobjs	:= $(addprefix $(obj)/,$(host-cshobjs))
host-cxxshobjs	:= $(addprefix $(obj)/,$(host-cxxshobjs))

#####
# Handle options to gcc. Support building with separate output directory

_hostc_flags   = $(KBUILD_HOSTCFLAGS)   $(HOST_EXTRACFLAGS)   \
                 $(HOSTCFLAGS_$(target-stem).o)
_hostcxx_flags = $(KBUILD_HOSTCXXFLAGS) $(HOST_EXTRACXXFLAGS) \
                 $(HOSTCXXFLAGS_$(target-stem).o)

# $(objtree)/$(obj) for including generated headers from checkin source files
ifeq ($(KBUILD_EXTMOD),)
ifdef building_out_of_srctree
_hostc_flags   += -I $(objtree)/$(obj)
_hostcxx_flags += -I $(objtree)/$(obj)
endif
endif

hostc_flags    = -Wp,-MD,$(depfile) $(_hostc_flags)
hostcxx_flags  = -Wp,-MD,$(depfile) $(_hostcxx_flags)

#####
# Compile programs on the host

# Create executable from a single .c file
# host-csingle -> Executable
quiet_cmd_host-csingle 	= HOSTCC  $@
      cmd_host-csingle	= $(HOSTCC) $(hostc_flags) $(KBUILD_HOSTLDFLAGS) -o $@ $< \
		$(KBUILD_HOSTLDLIBS) $(HOSTLDLIBS_$(target-stem))
$(host-csingle): $(obj)/%: $(src)/%.c FORCE
	$(call if_changed_dep,host-csingle)

# Link an executable based on list of .o files, all plain c
# host-cmulti -> executable
quiet_cmd_host-cmulti	= HOSTLD  $@
      cmd_host-cmulti	= $(HOSTCC) $(KBUILD_HOSTLDFLAGS) -o $@ \
			  $(addprefix $(obj)/, $($(target-stem)-objs)) \
			  $(KBUILD_HOSTLDLIBS) $(HOSTLDLIBS_$(target-stem))
$(host-cmulti): FORCE
	$(call if_changed,host-cmulti)
$(call multi_depend, $(host-cmulti), , -objs)

# Create .o file from a single .c file
# host-cobjs -> .o
quiet_cmd_host-cobjs	= HOSTCC  $@
      cmd_host-cobjs	= $(HOSTCC) $(hostc_flags) -c -o $@ $<
$(host-cobjs): $(obj)/%.o: $(src)/%.c FORCE
	$(call if_changed_dep,host-cobjs)

# Link an executable based on list of .o files, a mixture of .c and .cc
# host-cxxmulti -> executable
quiet_cmd_host-cxxmulti	= HOSTLD  $@
      cmd_host-cxxmulti	= $(HOSTCXX) $(KBUILD_HOSTLDFLAGS) -o $@ \
			  $(foreach o,objs cxxobjs,\
			  $(addprefix $(obj)/, $($(target-stem)-$(o)))) \
			  $(KBUILD_HOSTLDLIBS) $(HOSTLDLIBS_$(target-stem))
$(host-cxxmulti): FORCE
	$(call if_changed,host-cxxmulti)
$(call multi_depend, $(host-cxxmulti), , -objs -cxxobjs)

# Create .o file from a single .cc (C++) file
quiet_cmd_host-cxxobjs	= HOSTCXX $@
      cmd_host-cxxobjs	= $(HOSTCXX) $(hostcxx_flags) -c -o $@ $<
$(host-cxxobjs): $(obj)/%.o: $(src)/%.cc FORCE
	$(call if_changed_dep,host-cxxobjs)

# Compile .c file, create position independent .o file
# host-cshobjs -> .o
quiet_cmd_host-cshobjs	= HOSTCC  -fPIC $@
      cmd_host-cshobjs	= $(HOSTCC) $(hostc_flags) -fPIC -c -o $@ $<
$(host-cshobjs): $(obj)/%.o: $(src)/%.c FORCE
	$(call if_changed_dep,host-cshobjs)

# Compile .c file, create position independent .o file
# Note that plugin capable gcc versions can be either C or C++ based
# therefore plugin source files have to be compilable in both C and C++ mode.
# This is why a C++ compiler is invoked on a .c file.
# host-cxxshobjs -> .o
quiet_cmd_host-cxxshobjs	= HOSTCXX -fPIC $@
      cmd_host-cxxshobjs	= $(HOSTCXX) $(hostcxx_flags) -fPIC -c -o $@ $<
$(host-cxxshobjs): $(obj)/%.o: $(src)/%.c FORCE
	$(call if_changed_dep,host-cxxshobjs)

# Link a shared library, based on position independent .o files
# *.o -> .so shared library (host-cshlib)
quiet_cmd_host-cshlib	= HOSTLLD -shared $@
      cmd_host-cshlib	= $(HOSTCC) $(KBUILD_HOSTLDFLAGS) -shared -o $@ \
			  $(addprefix $(obj)/, $($(target-stem)-objs)) \
			  $(KBUILD_HOSTLDLIBS) $(HOSTLDLIBS_$(target-stem).so)
$(host-cshlib): FORCE
	$(call if_changed,host-cshlib)
$(call multi_depend, $(host-cshlib), .so, -objs)

# Link a shared library, based on position independent .o files
# *.o -> .so shared library (host-cxxshlib)
quiet_cmd_host-cxxshlib	= HOSTLLD -shared $@
      cmd_host-cxxshlib	= $(HOSTCXX) $(KBUILD_HOSTLDFLAGS) -shared -o $@ \
			  $(addprefix $(obj)/, $($(target-stem)-objs)) \
			  $(KBUILD_HOSTLDLIBS) $(HOSTLDLIBS_$(target-stem).so)
$(host-cxxshlib): FORCE
	$(call if_changed,host-cxxshlib)
$(call multi_depend, $(host-cxxshlib), .so, -objs)

targets += $(host-csingle)  $(host-cmulti) $(host-cobjs)\
	   $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs) $(host-cxxshlib) $(host-cxxshobjs)

${this.title}

Code Editor : Makefile.host