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# Makefile for pngcheck by Greg Roelofs et al.
#
# This makefile assumes zlib has either been built in a subdirectory at the
# same level as the current subdirectory (as indicated by the ZLIB_PATH macro
# below), or installed system-wide. Edit the ZLIB_* macros as appropriate.
# macros --------------------------------------------------------------------
ZLIB_PATH = ../zlib
ZLIB_INCPATH = $(ZLIB_PATH)
ZLIB_LIBPATH = $(ZLIB_PATH)
ZLIB_LIB = -lz
CC = cc # gcc or clang
LD = $(CC)
RM_F = rm -f
STDC = -pedantic-errors # -std=c99 or -std=c11 or -std=c17 etc.
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wpointer-arith -Wwrite-strings \
-Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes \
-Wno-implicit-fallthrough
LOCAL_CPPFLAGS =
LOCAL_CFLAGS = $(STDC) $(WARN) # $(WARNMORE)
LOCAL_LDFLAGS =
CPPFLAGS += -I$(ZLIB_INCPATH)
CFLAGS += -O2 # -g
LDFLAGS += -L$(ZLIB_LIBPATH) # -g
LIBS = $(ZLIB_LIB)
ALL_CPPFLAGS = $(LOCAL_CPPFLAGS) $(CPPFLAGS)
ALL_CFLAGS = $(LOCAL_CFLAGS) $(CFLAGS)
ALL_LDFLAGS = $(LOCAL_LDFLAGS) $(LDFLAGS)
EXEEXT = # .exe
EXES = pngcheck$(EXEEXT)
OBJS = pngcheck.o
# implicit make rules -------------------------------------------------------
.c.o:
$(CC) -c $(ALL_CPPFLAGS) $(ALL_CFLAGS) -o $@ $*.c
# dependencies --------------------------------------------------------------
all: $(EXES)
pngcheck$(EXEEXT): pngcheck.o
$(LD) $(ALL_CPPFLAGS) $(ALL_CFLAGS) $(ALL_LDFLAGS) -o $@ pngcheck.c $(LIBS)
# maintenance ---------------------------------------------------------------
clean:
$(RM_F) $(EXES) $(OBJS)
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