kc3-lang/libpng/scripts/makefile.linux
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Hash : ffb8e8b2
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Date : 2025-03-11T13:07:00
Fix and improve the RISC-V Vector (RVV) implementation Changes include manually merged code from Manfred SCHLAEGL. Co-authored-by: Manfred SCHLAEGL <manfred.schlaegl@gmx.at> Signed-off-by: Cosmin Truta <ctruta@gmail.com>
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scripts/makefile.linux
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# makefile for libpng.a and libpng16.so on Linux ELF with gcc # Copyright (C) 2018-2025 Cosmin Truta # Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010-2014 Greg Roelofs and # Glenn Randers-Pehrson # Copyright (C) 1996, 1997 Andreas Dilger # # This code is released under the libpng license. # For conditions of distribution and use, see the disclaimer # and license in png.h # Library name: LIBNAME=libpng16 PNGMAJ=16 # Shared library names: LIBSO=$(LIBNAME).so LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ) # Utilities: CC=gcc AR=ar RANLIB=ranlib LN_SF=ln -sf CP=cp RM_F=rm -f # Compiler and linker flags NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \ -DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \ -DPNG_RISCV_RVV_OPT=0 STDC = -pedantic-errors WARN = -Wall -Wextra -Wundef WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \ -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes LOCAL_CPPFLAGS = $(NOHWOPT) CPPFLAGS = # -DPNG_DEBUG=5 ALL_CPPFLAGS = $(LOCAL_CPPFLAGS) $(CPPFLAGS) LOCAL_CFLAGS = $(STDC) $(WARN) # $(WARNMORE) CFLAGS = -O3 -funroll-loops # -g ALL_CFLAGS = $(LOCAL_CFLAGS) $(CFLAGS) ARFLAGS = rc LDFLAGS = -L. -Wl,-rpath,. -lpng16 -lz -lm # -g LDFLAGS_A = libpng.a -lz -lm # -g # Pre-built configuration # See scripts/pnglibconf.mak for more options PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt # File lists OBJS = png.o pngerror.o pngget.o pngmem.o pngpread.o \ pngread.o pngrio.o pngrtran.o pngrutil.o pngset.o \ pngtrans.o pngwio.o pngwrite.o pngwtran.o pngwutil.o OBJSDLL = $(OBJS:.o=.pic.o) .SUFFIXES: .c .o .pic.o .c.o: $(CC) -c $(ALL_CPPFLAGS) $(ALL_CFLAGS) -o $@ $*.c .c.pic.o: $(CC) -c $(ALL_CPPFLAGS) $(ALL_CFLAGS) -fPIC -o $@ $*.c all: libpng.a $(LIBSO) pngtest pngtest-static pnglibconf.h: $(PNGLIBCONF_H_PREBUILT) $(CP) $(PNGLIBCONF_H_PREBUILT) $@ libpng.a: $(OBJS) $(AR) $(ARFLAGS) $@ $(OBJS) $(RANLIB) $@ $(LIBSO): $(LIBSOMAJ) $(LN_SF) $(LIBSOMAJ) $(LIBSO) $(LIBSOMAJ): $(OBJSDLL) $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL) pngtest: pngtest.o $(LIBSO) $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) pngtest-static: pngtest.o libpng.a $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) test: pngtest pngtest-static @echo "" @echo " Running pngtest dynamically linked with $(LIBSO):" @echo "" ./pngtest @echo "" @echo " Running pngtest statically linked with libpng.a:" @echo "" ./pngtest-static install: @echo "The $@ target is no longer supported by this makefile." @false install-static: @echo "The $@ target is no longer supported by this makefile." @false install-shared: @echo "The $@ target is no longer supported by this makefile." @false clean: $(RM_F) $(OBJS) $(OBJSDLL) libpng.a $(RM_F) $(LIBSO) $(LIBSOMAJ)* pnglibconf.h $(RM_F) pngtest*.o pngtest pngtest-static pngout.png # DO NOT DELETE THIS LINE -- make depend depends on it. png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h pngtest.o: png.h pngconf.h pnglibconf.h