Makefile - expand targets for portability - farbfeld - suckless image format with conversion tools
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       ---
 (DIR) commit 360eccf00a6de6287a3e4c19b59835ff5d4834dd
 (DIR) parent bfb27d1baad6f69fa610281809a394617a76e60a
 (HTM) Author: Laslo Hunhold <dev@frign.de>
       Date:   Tue, 30 May 2017 22:25:17 +0200
       
       Makefile - expand targets for portability
       
       Reading the standard thoroughly revealed that the only way to really
       get a portable Makefile is to list each target explicitly, so that's
       what we'll do now here.
       
       Diffstat:
         M Makefile                            |      18 ++++++++++++++----
       
       1 file changed, 14 insertions(+), 4 deletions(-)
       ---
 (DIR) diff --git a/Makefile b/Makefile
       @@ -11,16 +11,26 @@ SCR = 2ff
        MAN1 = 2ff.1 $(BIN:=.1)
        MAN5 = farbfeld.5
        
       +all: $(BIN)
       +
        png2ff-LDLIBS = $(PNG-LDLIBS)
        ff2png-LDLIBS = $(PNG-LDLIBS)
        jpg2ff-LDLIBS = $(JPG-LDLIBS)
        ff2jpg-LDLIBS = $(JPG-LDLIBS)
        
       -all: $(BIN)
       -
       -$(BIN): $(@:=.o) $(REQ:=.o)
       +png2ff: png2ff.o $(REQ:=.o)
       +ff2png: ff2png.o $(REQ:=.o)
       +jpg2ff: jpg2ff.o $(REQ:=.o)
       +ff2jpg: ff2jpg.o $(REQ:=.o)
       +ff2pam: ff2pam.o $(REQ:=.o)
       +ff2ppm: ff2ppm.o $(REQ:=.o)
        
       -$(BIN:=.o): config.mk $(HDR) $(REQ:=.h)
       +png2ff.o: png2ff.c config.mk $(HDR) $(REQ:=.h)
       +ff2png.o: ff2png.c config.mk $(HDR) $(REQ:=.h)
       +jpg2ff.o: jpg2ff.c config.mk $(HDR) $(REQ:=.h)
       +ff2jpg.o: ff2jpg.c config.mk $(HDR) $(REQ:=.h)
       +ff2pam.o: ff2pam.c config.mk $(HDR) $(REQ:=.h)
       +ff2ppm.o: ff2ppm.c config.mk $(HDR) $(REQ:=.h)
        
        .o:
                $(CC) -o $@ $(LDFLAGS) $< $(REQ:=.o) $($*-LDLIBS)