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|
########################################################################
# Copyright 2021-2023, Alejandro Colomar <alx@kernel.org>
# SPDX-License-Identifier: GPL-3.0-or-later
########################################################################
ifndef MAKEFILE_BUILD_SRC_INCLUDED
MAKEFILE_BUILD_SRC_INCLUDED := 1
include $(MAKEFILEDIR)/build/_.mk
include $(MAKEFILEDIR)/cmd.mk
include $(MAKEFILEDIR)/src.mk
include $(MAKEFILEDIR)/verbose.mk
PKGCONF_LIBS := libbsd-overlay
DEFAULT_CPPFLAGS := $(shell $(PKGCONF) --cflags $(PKGCONF_LIBS) $(HIDE_ERR))
EXTRA_CPPFLAGS :=
CPPFLAGS := $(DEFAULT_CPPFLAGS) $(EXTRA_CPPFLAGS)
DEFAULT_CFLAGS := \
-std=gnu17 \
-Wall \
-Wextra \
-Wstrict-prototypes \
-Wdeclaration-after-statement \
-Werror \
-Wno-error=unused-parameter \
-Wno-error=sign-compare \
-Wno-error=format \
-Wno-error=uninitialized
#-Wno-error=declaration-after-statement
EXTRA_CFLAGS :=
CFLAGS := $(DEFAULT_CFLAGS) $(EXTRA_CFLAGS)
DEFAULT_LDFLAGS := \
-Wl,--as-needed \
-Wl,--no-allow-shlib-undefined \
-Wl,--no-copy-dt-needed-entries \
-Wl,--no-undefined \
$(shell $(PKGCONF) --libs-only-L $(PKGCONF_LIBS) $(HIDE_ERR)) \
$(shell $(PKGCONF) --libs-only-other $(PKGCONF_LIBS) $(HIDE_ERR))
EXTRA_LDFLAGS :=
LDFLAGS := $(DEFAULT_LDFLAGS) $(EXTRA_LDFLAGS)
DEFAULT_LDLIBS := \
-lc \
$(shell $(PKGCONF) --libs-only-l $(PKGCONF_LIBS) $(HIDE_ERR))
EXTRA_LDLIBS :=
LDLIBS := $(DEFAULT_LDLIBS) $(EXTRA_LDLIBS)
CC := cc
LD := $(CC) $(CFLAGS)
_SRCPAGEDIRS := $(patsubst $(MANDIR)/%,$(_MANDIR)/%.d/,$(NONSO_MAN))
_UNITS_src_src := $(patsubst $(MANDIR)/%,$(_MANDIR)/%,$(shell \
$(FIND) $(MANDIR)/* -type f \
| $(GREP) '$(MANEXT)' \
| $(XARGS) $(GREP) -H '^\.\\" SRC BEGIN ' \
| $(SED) 's,:\.\\" SRC BEGIN (,.d/,' \
| $(SED) 's/)//' \
| $(SORT) \
| $(SED) 's,:,\\:,g'))
_UNITS_src_h := $(filter %.h,$(_UNITS_src_src))
_UNITS_src_c := $(filter %.c,$(_UNITS_src_src))
_UNITS_src_o := $(patsubst %.c,%.o,$(_UNITS_src_c))
_UNITS_src_bin := $(patsubst %.c,%,$(_UNITS_src_c))
$(_SRCPAGEDIRS): $(_MANDIR)/%.d/: $(MANDIR)/%
+$(info MKDIR $@)
+$(MKDIR) $@
+touch $@
$(_UNITS_src_src): $$(patsubst $(_MANDIR)/%.d,$(MANDIR)/%,$$(@D)) | $$(@D)/
$(_UNITS_src_c): $$(filter $$(@D)/%.h,$(_UNITS_src_h))
$(_UNITS_src_src):
$(info SED $@)
<$< \
$(SED) -n \
-e '/^\.TH/,/^\.SH/{/^\.SH/!p}' \
-e '/^\.SH EXAMPLES/p' \
-e "/^\... SRC BEGIN ($(@F))$$/,/^\... SRC END$$/p" \
| $(MANDOC) -Tutf8 \
| $(SED) '/^[^ ]/d' \
| $(SED) 's/^ //' \
>$@
$(_UNITS_src_o): %.o: %.c
$(info CC $@)
$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
$(_UNITS_src_bin): %: %.o
$(info LD $@)
$(LD) $(LDFLAGS) -o $@ $< $(LDLIBS)
.PHONY: build-src-c
build-src-c: $(_UNITS_src_c);
.PHONY: build-src-cc
build-src-cc: $(_UNITS_src_o);
.PHONY: build-src-ld
build-src-ld: $(_UNITS_src_bin);
.PHONY: build-src
build-src: build-src-ld
endif # include guard
|
