Revert "refactoring"

This reverts commit 3e228c1fb8.

Makefile

@@ -1,5 +1,3 @@
-include lib.mk
-
 -include config.mk
 
 DESTDIR ?=
@@ -25,6 +23,10 @@ endif
 
 
 # =====
+define optbool
+$(filter $(shell echo $(1) | tr A-Z a-z), yes on 1)
+endef
+
 ifeq ($(V),)
 	ECHO = @
 endif

janus/Makefile

@@ -1,5 +1,3 @@
-include ../lib.mk
-
 R_DESTDIR ?=
 PREFIX ?= /usr/local
 
@@ -19,6 +17,11 @@ _SRCS = $(shell ls src/uslibs/*.c src/*.c)
 _BUILD = build
 
 
+define optbool
+$(filter $(shell echo $(1) | tr A-Z a-z), yes on 1)
+endef
+
+
 WITH_PTHREAD_NP ?= 1
 ifneq ($(call optbool,$(WITH_PTHREAD_NP)),)
 override _CFLAGS += -DWITH_PTHREAD_NP

lib.mk

@@ -1,3 +0,0 @@
-define optbool
-$(filter $(shell echo $(1) | tr A-Z a-z), yes on 1)
-endef

src/Makefile

@@ -1,5 +1,3 @@
-include ../lib.mk
-
 R_DESTDIR ?=
 PREFIX ?= /usr/local
 
@@ -47,6 +45,11 @@ _TARGETS = $(_USTR) $(_DUMP)
 _OBJS = $(_USTR_SRCS:%.c=$(_BUILD)/%.o) $(_DUMP_SRCS:%.c=$(_BUILD)/%.o)
 
 
+define optbool
+$(filter $(shell echo $(1) | tr A-Z a-z), yes on 1)
+endef
+
+
 ifneq ($(call optbool,$(WITH_GPIO)),)
 override _CFLAGS += -DWITH_GPIO $(shell pkg-config --atleast-version=2 libgpiod 2> /dev/null && echo -DHAVE_GPIOD2)
 override _USTR_LDFLAGS += -lgpiod