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.
---
 config/config.mk | 63 --------------------------------------------------------
 1 file changed, 63 deletions(-)
 delete mode 100644 config/config.mk

(limited to 'config/config.mk')

diff --git a/config/config.mk b/config/config.mk
deleted file mode 100644
index 280c6ac..0000000
--- a/config/config.mk
+++ /dev/null
@@ -1,63 +0,0 @@
-# Copyright © Tavian Barnes <tavianator@tavianator.com>
-# SPDX-License-Identifier: 0BSD
-
-# Makefile fragment that implements `make config`
-
-include config/prelude.mk
-include config/exports.mk
-
-# All configuration steps
-config: ${CONFIG} ${GEN}/config.h
-.PHONY: config
-
-# Makefile fragments generated by `make config`
-MKS := \
-    ${GEN}/vars.mk \
-    ${GEN}/flags.mk \
-    ${GEN}/deps.mk \
-    ${GEN}/pkgs.mk
-
-# The main configuration file, which includes the others
-${CONFIG}: ${MKS}
-	${MSG} "[ GEN] ${TGT}"
-	@printf '# %s\n' "${TGT}" >$@
-	@printf 'include $${GEN}/%s\n' ${MKS:${GEN}/%=%} >>$@
-	${VCAT} ${CONFIG}
-.PHONY: ${CONFIG}
-
-# Saves the configurable variables
-${GEN}/vars.mk::
-	@${MKDIR} ${@D}
-	${MSG} "[ GEN] ${TGT}"
-	@printf '# %s\n' "${TGT}" >$@
-	@printf 'PREFIX := %s\n' "$$XPREFIX" >>$@
-	@printf 'MANDIR := %s\n' "$$XMANDIR" >>$@
-	@printf 'OS := %s\n' "$${OS:-$$(uname)}" >>$@
-	@printf 'CC := %s\n' "$$XCC" >>$@
-	@printf 'INSTALL := %s\n' "$$XINSTALL" >>$@
-	@printf 'MKDIR := %s\n' "$$XMKDIR" >>$@
-	@printf 'PKG_CONFIG := %s\n' "$$XPKG_CONFIG" >>$@
-	@printf 'RM := %s\n' "$$XRM" >>$@
-	@printf 'PKGS :=\n' >>$@
-	${VCAT} $@
-
-# Sets the build flags.  This depends on vars.mk and uses a recursive make so
-# that the default flags can depend on variables like ${OS}.
-${GEN}/flags.mk: ${GEN}/vars.mk
-	@+${MAKE} -sf config/flags.mk $@
-.PHONY: ${GEN}/flags.mk
-
-# Check for dependency generation support
-${GEN}/deps.mk: ${GEN}/flags.mk
-	@+${MAKE} -sf config/deps.mk $@
-.PHONY: ${GEN}/deps.mk
-
-# Auto-detect dependencies and their build flags
-${GEN}/pkgs.mk: ${GEN}/flags.mk
-	@+${MAKE} -sf config/pkgs.mk $@
-.PHONY: ${GEN}/pkgs.mk
-
-# Compile-time feature detection
-${GEN}/config.h: ${CONFIG}
-	@+${MAKE} -sf config/header.mk $@
-.PHONY: ${GEN}/config.h
-- 
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