From f37858eb4c448eef9c6fe05d2b56856940a7d6ad Mon Sep 17 00:00:00 2001
From: Thomas Schmucker <ts@its1.de>
Date: Sat, 11 Jul 2026 00:15:07 +0200
Subject: Buildsystem überarbeitet
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 compile_flags.txt |  5 ++--
 makefile          | 68 +++++++++++++++++++++++++++++++++++++++++++++----------
 2 files changed, 59 insertions(+), 14 deletions(-)

diff --git a/compile_flags.txt b/compile_flags.txt
index 93961f5..c7ed1d1 100644
--- a/compile_flags.txt
+++ b/compile_flags.txt
@@ -1,5 +1,6 @@
 -Wall
 -Werror
+-pedantic
 -Wno-pointer-sign
--std=c17
--I../lua-bcrypt/src
+-std=c11
+-Ilibbcrypt/lua-bcrypt-2.3-1/src
diff --git a/makefile b/makefile
index d842299..ea514c2 100644
--- a/makefile
+++ b/makefile
@@ -1,22 +1,66 @@
-all: bcrypt-test
+BCRYPT_VERSION=2.3-1
 
-# git clone https://github.com/mikejsavage/lua-bcrypt.git
-LUA_BCRYPT_PATH=../lua-bcrypt/src
+BCRYPT_DIR=libbcrypt
 
-CFLAGS=-Wall -Werror -Wno-pointer-sign -std=c17 -O2 -I$(LUA_BCRYPT_PATH)
+BCRYPT_SRC_DIR=$(BCRYPT_DIR)/lua-bcrypt-$(BCRYPT_VERSION)/src
+BCRYPT_OBJ_DIR=$(BCRYPT_DIR)/obj
+BCRYPT_LIB_DIR=$(BCRYPT_DIR)/lib
 
-bcrypt-test: bcrypt-test.o bcrypt-lib.a
-	cc -o $@ bcrypt-test.o bcrypt-lib.a
+BCRYPT_ARCHIVE=$(BCRYPT_DIR)/lua-bcrypt.tar.gz
 
-bcrypt-lib.a: bcrypt.o blowfish.o ggentropy.o safebfuns.o
+BCRYPT_SOURCES= \
+	$(BCRYPT_SRC_DIR)/bcrypt.c \
+	$(BCRYPT_SRC_DIR)/blowfish.c \
+	$(BCRYPT_SRC_DIR)/ggentropy.c \
+	$(BCRYPT_SRC_DIR)/safebfuns.c
+
+BCRYPT_OBJS=$(BCRYPT_SOURCES:$(BCRYPT_SRC_DIR)/%.c=$(BCRYPT_OBJ_DIR)/%.o)
+
+BCRYPT_LIB=$(BCRYPT_LIB_DIR)/libbcrypt.a
+
+BCRYPT_UNPACKED=$(BCRYPT_DIR)/.unpacked
+
+CFLAGS=-Wall -Werror -pedantic -Wno-pointer-sign -std=c11 -O2 -I$(BCRYPT_SRC_DIR)
+
+all: bin/bcrypt-test
+
+# === App ===
+
+bin/bcrypt-test: obj/bcrypt-test.o $(BCRYPT_LIB) | bin
+	cc -o $@ obj/bcrypt-test.o $(BCRYPT_LIB)
+
+obj/%.o: src/%.c $(BCRYPT_UNPACKED) | obj
+	cc $(CFLAGS) -c $< -o $@
+
+obj bin:
+	mkdir -p $@
+
+# === libbcrypt ===
+
+$(BCRYPT_ARCHIVE): | $(BCRYPT_DIR)
+	curl -f -L -o $@ https://github.com/mikejsavage/lua-bcrypt/archive/refs/tags/v$(BCRYPT_VERSION).tar.gz
+
+$(BCRYPT_UNPACKED): $(BCRYPT_ARCHIVE)
+	tar -xzf $< -C $(BCRYPT_DIR)
+	touch $@
+
+download: $(BCRYPT_UNPACKED)
+
+# The extracted sources are generated as a side effect of unpacking.
+$(BCRYPT_SOURCES): $(BCRYPT_UNPACKED)
+
+$(BCRYPT_OBJ_DIR)/%.o: $(BCRYPT_SRC_DIR)/%.c | $(BCRYPT_OBJ_DIR)
+	cc $(CFLAGS) -c $< -o $@
+
+$(BCRYPT_LIB): $(BCRYPT_OBJS) | $(BCRYPT_LIB_DIR)
 	ar -crs $@ $^
 
-%.o: %.c
-	cc $(CFLAGS) -o $@ -c $<
+$(BCRYPT_DIR) $(BCRYPT_LIB_DIR) $(BCRYPT_OBJ_DIR):
+	mkdir -p $@
 
-%.o: $(LUA_BCRYPT_PATH)/%.c
-	cc $(CFLAGS) -o $@ -c $<
+# === clean ===
 
 .PHONY: clean
 clean:
-	rm -f bcrypt-test *.a *.o
+	rm -rf bin obj $(BCRYPT_DIR)
+
-- 
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