From 37caa3d71fd8bb4d0d9204e4a2f5cac234fa25fd Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Mon, 29 Apr 2024 15:30:39 -0400
Subject: build: Replace `make config` with a `./configure` script

This lets us do more traditional out-of-tree builds like

    $ ../path/to/bfs/configure
    $ make

The .mk files are moved from ./config to ./build, mostly so that
./configure will auto-complete easily.
---
 build/deps.mk | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 build/deps.mk

(limited to 'build/deps.mk')

diff --git a/build/deps.mk b/build/deps.mk
new file mode 100644
index 0000000..e8dd9fb
--- /dev/null
+++ b/build/deps.mk
@@ -0,0 +1,18 @@
+# Copyright © Tavian Barnes <tavianator@tavianator.com>
+# SPDX-License-Identifier: 0BSD
+
+# Makefile that generates gen/deps.mk
+
+include build/prelude.mk
+include gen/vars.mk
+include gen/flags.mk
+include build/exports.mk
+
+gen/deps.mk::
+	${MSG} "[ GEN] $@"
+	printf '# %s\n' "$@" >$@
+	if build/cc.sh -MD -MP -MF /dev/null build/empty.c; then \
+	    printf 'DEPFLAGS := -MD -MP\n'; \
+	fi >>$@ 2>$@.log
+	${VCAT} $@
+	printf -- '-include %s\n' ${OBJS:.o=.d} >>$@
-- 
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