Use and depend on GNU make...
- Use non-POSIX :=,?=,+= macro assignments, fixes issue #97 - No optimization level set in CFLAGS, expected to be set in environment - Automatic header dependency tracking with one .d file per compilation unit - Better fix for issue #181
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2
.gitignore
vendored
2
.gitignore
vendored
@ -1,4 +1,4 @@
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.depend
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config.h
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*.d
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*.o
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sxiv
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38
Makefile
38
Makefile
@ -1,32 +1,26 @@
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VERSION = git-20141102
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VERSION := git-20141102
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PREFIX = /usr/local
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MANPREFIX = $(PREFIX)/share/man
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PREFIX := /usr/local
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MANPREFIX := $(PREFIX)/share/man
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CC = gcc
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CFLAGS = -std=c99 -Wall -pedantic -O2
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CPPFLAGS = -I$(PREFIX)/include -D_XOPEN_SOURCE=500 -DHAVE_LIBEXIF -DHAVE_GIFLIB
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LDFLAGS = -L$(PREFIX)/lib
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LIBS = -lX11 -lImlib2 -lexif -lgif
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CC ?= gcc
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CFLAGS += -std=c99 -Wall -pedantic
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CPPFLAGS += -I$(PREFIX)/include -D_XOPEN_SOURCE=500 -DHAVE_LIBEXIF -DHAVE_GIFLIB
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LDFLAGS += -L$(PREFIX)/lib
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LIBS := -lX11 -lImlib2 -lexif -lgif
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SRC = commands.c image.c main.c options.c thumbs.c util.c window.c
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OBJ = $(SRC:.c=.o)
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SRC := commands.c image.c main.c options.c thumbs.c util.c window.c
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DEP := $(SRC:.c=.d)
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OBJ := $(SRC:.c=.o)
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all: sxiv
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all: config.h sxiv
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$(OBJ): Makefile
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$(OBJ) .depend: config.h
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depend: .depend
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-include $(DEP)
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.depend: $(SRC)
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rm -f ./.depend
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$(CC) $(CFLAGS) -MM $^ >./.depend
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-include .depend
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.c.o:
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$(CC) $(CFLAGS) $(CPPFLAGS) -DVERSION=\"$(VERSION)\" -c -o $@ $<
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%.o: %.c
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$(CC) $(CFLAGS) $(CPPFLAGS) -DVERSION=\"$(VERSION)\" -MMD -c -o $@ $<
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config.h:
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cp config.def.h $@
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@ -35,7 +29,7 @@ sxiv: $(OBJ)
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$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS)
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clean:
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rm -f $(OBJ) sxiv
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rm -f $(OBJ) $(DEP) sxiv
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install: all
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mkdir -p $(DESTDIR)$(PREFIX)/bin
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