Overhaul Build-system

I didn't like the current Makefiles. They were too crufted and not
elegant. Additionally, given I'm planning to put some utility functions
into a util.{c|h}-prerequisite, I wrote this new Makefile with PREREQs
in mind.

1 files changed, 5 insertions, 25 deletions

diff --git a/config.mk b/config.mk
index 5fde97e..93988c4 100644
--- a/config.mk
+++ b/config.mk
@@ -7,33 +7,13 @@ VERSION = 2
 PREFIX = /usr/local
 MANPREFIX = ${PREFIX}/man
 
-PNGLIB = /usr/local/lib
-PNGINC = /usr/local/include
-
-JPGLIB = /usr/local/lib
-JPGINC = /usr/local/include
-
-INCS =
-LIBS =
-
 # flags
 CPPFLAGS = -D_DEFAULT_SOURCE
-CFLAGS   = -std=c99 -pedantic -Wall -Os ${INCS}
-LDFLAGS  = -s ${LIBS}
+CFLAGS   = -std=c89 -pedantic -Wall -Os
+LDFLAGS  = -s
+
+png2ff ff2png: LDFLAGS += -lpng
+jpg2ff ff2jpg: LDFLAGS += -ljpeg
 
 # compiler and linker
 CC = cc
-
-# flags per tool.
-
-png2ff-CFLAGS := -I${PNGINC}
-png2ff-LDFLAGS := -L${PNGLIB} -lpng
-
-ff2png-CFLAGS := -I${PNGINC}
-ff2png-LDFLAGS := -L${PNGLIB} -lpng
-
-jpg2ff-CFLAGS := -I${JPGINC}
-jpg2ff-LDFLAGS := -L${JPGLIB} -ljpeg
-
-ff2jpg-CFLAGS := -I${JPGINC}
-ff2jpg-LDFLAGS := -L${JPGLIB} -ljpeg