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# Copyright 2022 Alejandro Colomar <alx@kernel.org>
# SPDX-License-Identifier: LGPL-3.0-or-later WITH LGPL-3.0-linking-exception
SHELL := /usr/bin/env bash -Eeuo pipefail
MAKEFLAGS += --warn-undefined-variables
MAKEFLAGS += --no-builtin-rules
MAKEFLAGS += --no-builtin-variables
MAKEFLAGS += --no-print-directory
CC := cc
FIND := find
GREP := grep
PKGCONF := pkgconf
SORT := sort
libname := libc-str-len
PKGCONFFLAGS :=
CPPFLAGS :=
CFLAGS := -Wall -Wextra -Werror
CFLAGS += -std=gnu2x
CFLAGS += $(shell $(PKGCONF) $(PKGCONFFLAGS) --cflags $(libname))
LDFLAGS := -Wl,--as-needed
LDFLAGS += -Wl,--no-allow-shlib-undefined
LDFLAGS += -Wl,--no-copy-dt-needed-entries
LDFLAGS += -Wl,--no-undefined
LDFLAGS += $(shell $(PKGCONF) $(PKGCONFFLAGS) --libs-only-L $(libname))
LDFLAGS += $(shell $(PKGCONF) $(PKGCONFFLAGS) --libs-only-other $(libname))
LDLIBS := $(shell $(PKGCONF) $(PKGCONFFLAGS) --libs-only-l $(libname))
TESTDIR := .
TESTS_c := $(shell $(FIND) $(TESTDIR) -type f | $(GREP) '\.c$$' | $(SORT))
TESTS := $(patsubst %.c,%,$(TESTS_c))
.PHONY: all
all: $(TESTS)
$(TESTS): %: %.c FORCE
$(info TEST $(dir $@))
$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $< $(LDLIBS) -o $@
cd $(dir $@) && ./test.sh
V :=
$(V).SILENT:
FORCE:
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