Makefile: Declare PHONY targets

2 files changed, 16 insertions, 3 deletions

diff --git a/Makefile b/Makefile
index 4d596f7..4020cc9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,26 +1,30 @@
+.PHONY: all
 all: lua-5.1-try lua-5.2-try
 
 include findlua.mk
 
+.PHONY: install
 install: lua-5.1-try-install lua-5.2-try-install
 
 CFLAGS ?= -O2 -Wall
 INSTALL := /usr/bin/install
 
-LUALIBS := $(patsubst %,luxio/%.lua, \
-	event simple subprocess)
+LUALIBS := $(patsubst %,luxio/%.lua, event simple subprocess)
 
+.PHONY: clean
 clean:
 	$(RM) *.so *.o luxio_constants.inc luxio-5.1 luxio-5.2
 
 luxio_constants.inc: luxio_constants.inc.in const-proc.lua
 	$(LUA_REPL) ./const-proc.lua < $^ > $@
 
+.PHONY: lua-5.1
 lua-5.1: luxio-5.1.so luxio-5.1
 	ln -s -f luxio-5.1.so luxio.so
 
 LUA_BINDIR ?= $(DESTDIR)$(PREFIX)/bin
 
+.PHONY: lua-5.1-install
 lua-5.1-install: INST_LIBDIR ?= $(DESTDIR)$(LUA51_CMOD_INST)
 lua-5.1-install: INST_LUADIR ?= $(DESTDIR)$(LUA51_LMOD_INST)
 lua-5.1-install: lua-5.1
@@ -37,9 +41,11 @@ luxio-5.1.so: luxio-5.1.o
 luxio-5.1: lua-5.1.c luxio-5.1.o
 	$(CC) -o luxio-5.1 $(CFLAGS) $(LUA51_INC) $(LDFLAGS) $(EXTRA_LIBS) lua-5.1.c luxio-5.1.o $(LUA51_LIB)
 
+.PHONY: lua-5.2
 lua-5.2: luxio-5.2.so luxio-5.2
 	ln -s -f luxio-5.2.so luxio.so
 
+.PHONY: lua-5.2-install
 lua-5.2-install: INST_LIBDIR ?= $(DESTDIR)$(LUA52_CMOD_INST)
 lua-5.2-install: INST_LUADIR ?= $(DESTDIR)$(LUA52_LMOD_INST)
 lua-5.2-install: lua-5.2
diff --git a/findlua.mk b/findlua.mk
index dc94a39..45012b7 100644
--- a/findlua.mk
+++ b/findlua.mk
@@ -21,7 +21,7 @@ NAKED_LUA_VER := $(shell (pkg-config --exists lua && \
                           pkg-config --modversion lua || \
                           pkg-config --variable V lua) | cut -d. -f1-2)
 
-# fine appropriate Lua interpreter
+# find appropriate Lua interpreter
 LUA_REPL := $(shell (which lua5.1 > /dev/null 2>&1 && echo lua5.1) || \
                     (which lua-5.1 > /dev/null 2>&1 && echo lua-5.1) || \
                     (which lua51  > /dev/null 2>&1 && echo lua51) || \
@@ -59,11 +59,18 @@ ifneq ($$(LUA$(1)_PKG),NONE)
     LUA$(1)_LMOD_INST := /usr/local/share/lua/$(2)
     LUA$(1)_CMOD_INST := /usr/local/lib/lua/$(2)
   endif
+
+  .PHONY: lua-$(2)-try
   lua-$(2)-try: lua-$(2)
+
+  .PHONY: lua-$(2)-try-install
   lua-$(2)-try-install: lua-$(2)-install
 else
+.PHONY: lua-$(2)-try
 lua-$(2)-try:
 	@echo Luxio: Lua $(2) could not be found, so luxio was not built for it.
+
+.PHONY: lua-$(2)-try-install
 lua-$(2)-try-install:
 	@echo Luxio: Lua $(2) could not be found, so luxio was not installed for it.
 endif