From 8b8cf9c7775c19aaaf41befcf11a296acf0ffc8c Mon Sep 17 00:00:00 2001
From: Norbert Preining <norbert@preining.info>
Date: Tue, 29 Jan 2019 09:37:51 +0900
Subject: [PATCH] only use notifications/pkg-config if env var is defined and
 non-0 (#366)

---
 Makefile | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/Makefile b/Makefile
index 871400fd..c111d1c9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,16 +1,19 @@
 DC ?= dmd
 
-ifdef PKGCONFIG
-	LIBS = $(shell pkg-config --libs sqlite3 libcurl)
+pkgconfig := $(shell if [ $(PKGCONFIG) ] && [ "$(PKGCONFIG)" != 0 ] ; then echo 1 ; else echo "" ; fi)
+notifications := $(shell if [ $(NOTIFICATIONS) ] && [ "$(NOTIFICATIONS)" != 0 ] ; then echo 1 ; else echo "" ; fi)
+
+ifeq ($(pkgconfig),1)
+LIBS = $(shell pkg-config --libs sqlite3 libcurl)
 else
-	LIBS = -lcurl -lsqlite3
+LIBS = -lcurl -lsqlite3
 endif
-ifdef NOTIFICATIONS
-	NOTIF_VERSIONS = -version=NoPragma -version=NoGdk -version=Notifications
-ifdef PKGCONFIG
-	LIBS += $(shell pkg-config --libs libnotify)
+ifeq ($(notifications),1)
+NOTIF_VERSIONS = -version=NoPragma -version=NoGdk -version=Notifications
+ifeq ($(pkgconfig),1)
+LIBS += $(shell pkg-config --libs libnotify)
 else
-	LIBS += -lgmodule-2.0 -lglib-2.0 -lnotify
+LIBS += -lgmodule-2.0 -lglib-2.0 -lnotify
 endif
 endif
 LIBS += -ldl
@@ -53,7 +56,7 @@ SOURCES = \
 	src/util.d \
 	src/progress.d
 
-ifdef NOTIFICATIONS
+ifeq ($(notifications),1)
 SOURCES += src/notifications/notify.d src/notifications/dnotify.d
 endif