1 files changed, 7 insertions, 3 deletions
diff --git a/Makefile b/Makefile
index 36ff3a8..d8e10bb 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,16 @@
+.POSIX:
+
+CHECK_INSTALLED = pacman -Qq -- </dev/null >/dev/null
+
 update:
 	@for PKG in *; do \
 		if test -d "$${PKG}"; then \
-			if pacman -Qq -- $${PKG} </dev/null >/dev/null 2>/dev/null ; then \
+			if $(CHECK_INSTALLED) $${PKG} 2>/dev/null ; then \
 				printf -- '\033[1mmake -C %s install\033[m\n' "$${PKG}"; \
-				make -C "$${PKG}" install; \
+				make -C "$${PKG}" CHECK_INSTALLED="$(CHECK_INSTALLED)" install; \
 			else\
 				printf -- '\033[1mmake -C %s uninstall\033[m\n' "$${PKG}"; \
-				make -C "$${PKG}" uninstall; \
+				make -C "$${PKG}" CHECK_INSTALLED="$(CHECK_INSTALLED)" uninstall; \
 			fi; \
 		fi; \
 	done