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[master] Imported from libpng-1.6.8.tar

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This commit is contained in:
Glenn Randers-Pehrson
2013-12-19 09:04:52 -06:00
parent 0e60f06b7c
commit 339ef1ec97
56 changed files with 943 additions and 457 deletions
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12
scripts/README.txt
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@@ -1,9 +1,9 @@
Makefiles for libpng version 1.6.7 - November 14, 2013
Makefiles for libpng version 1.6.8 - December 19, 2013
pnglibconf.h.prebuilt => Stores configuration settings
makefile.linux => Linux/ELF makefile
(gcc, creates libpng16.so.16.1.6.7)
(gcc, creates libpng16.so.16.1.6.8)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
ansi2knr (Requires ansi2knr.c from
@@ -20,7 +20,7 @@ pnglibconf.h.prebuilt => Stores configuration settings
makefile.dec => DEC Alpha UNIX makefile
makefile.dj2 => DJGPP 2 makefile
makefile.elf => Linux/ELF makefile symbol versioning,
(gcc, creates libpng16.so.16.1.6.7)
(gcc, creates libpng16.so.16.1.6.8)
makefile.freebsd => FreeBSD makefile
makefile.gcc => Generic gcc makefile
makefile.hpgcc => HPUX makefile using gcc
@@ -35,12 +35,12 @@ pnglibconf.h.prebuilt => Stores configuration settings
makefile.os2 => OS/2 Makefile (gcc and emx, requires libpng.def)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.sggcc => Silicon Graphics (gcc,
creates libpng16.so.16.1.6.7)
creates libpng16.so.16.1.6.8)
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng16.so.16.1.6.7)
creates libpng16.so.16.1.6.8)
makefile.so9 => Solaris 9 makefile (gcc,
creates libpng16.so.16.1.6.7)
creates libpng16.so.16.1.6.8)
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.sunos => Sun makefile
makefile.32sunu => Sun Ultra 32-bit makefile

2
scripts/def.dfn
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@@ -21,7 +21,7 @@ PNG_DFN "OS2 DESCRIPTION "PNG image compression library""
PNG_DFN "OS2 CODE PRELOAD MOVEABLE DISCARDABLE"
PNG_DFN ""
PNG_DFN "EXPORTS"
PNG_DFN ";Version 1.6.7"
PNG_DFN ";Version 1.6.8"
#define PNG_EXPORTA(ordinal, type, name, args, attributes)\
PNG_DFN "@" SYMBOL_PREFIX "@@" name "@"

2
scripts/libpng-config-head.in
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@@ -11,7 +11,7 @@
# Modeled after libxml-config.
version=1.6.7
version=1.6.8
prefix=""
libdir=""
libs=""

2
scripts/libpng.pc.in
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@@ -5,6 +5,6 @@ includedir=@includedir@/libpng16
Name: libpng
Description: Loads and saves PNG files
Version: 1.6.7
Version: 1.6.8
Libs: -L${libdir} -lpng16
Cflags: -I${includedir}

2
scripts/makefile.cegcc
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@@ -23,7 +23,7 @@
VERMAJ = 1
VERMIN = 6
VERMIC = 7
VERMIC = 8
VER = $(VERMAJ).$(VERMIN).$(VERMIC)
NAME = libpng
PACKAGE = $(NAME)-$(VER)

2
scripts/makefile.linux
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@@ -10,7 +10,7 @@
# Library name:
LIBNAME = libpng16
PNGMAJ = 16
RELEASE = 7
RELEASE = 8
# Shared library names:
LIBSO=$(LIBNAME).so

2
scripts/makefile.msys
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@@ -18,7 +18,7 @@ exec_prefix=$(prefix)
# Library name:
LIBNAME = libpng16
PNGMAJ = 16
RELEASE = 7
RELEASE = 8
# Shared library names:
LIBSO=$(LIBNAME).dll

2
scripts/makefile.ne12bsd
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@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng16
LIB= png16
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.6.7
SHLIB_MINOR= 1.6.8
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.netbsd
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@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
LIB= png
SHLIB_MAJOR= 16
SHLIB_MINOR= 1.6.7
SHLIB_MINOR= 1.6.8
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.openbsd
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@@ -11,7 +11,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 16
SHLIB_MINOR= 1.6.7
SHLIB_MINOR= 1.6.8
LIB= png
SRCS= png.c pngerror.c pngget.c pngmem.c pngpread.c \

9
scripts/options.awk
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@@ -282,7 +282,7 @@ $1 == "option" && NF >= 2{
for (i=istart; i<=NF; ++i) {
val=$(i)
sub(/,$/,"",val)
if (val == "on" || val == "off" || val == "disabled") {
if (val == "on" || val == "off" || val == "disabled" || val =="enabled") {
key = ""
if (onoff != val) {
# on or off can zap disabled or enabled:
@@ -687,9 +687,11 @@ END{
}
# if
have_ifs = 0
nreqs = split(iffs[i], r)
print "#undef PNG_no_if" >out
if (nreqs > 0) {
have_ifs = 1
print "/* if" iffs[i], "*/" >out
print "#define PNG_no_if 1" >out
for (j=1; j<=nreqs; ++j) {
@@ -727,7 +729,10 @@ END{
print "# ifndef PNG_" i "_SUPPORTED /*!command line*/" >out
print "# ifdef PNG_not_enabled /*!enabled*/" >out
if (option[i] == "off" || option[i] == "disabled" && everything != "on" || option[i] == "enabled" && everything == "off") {
# 'have_ifs' here means that everything = "off" still allows an 'if' on
# an otherwise enabled option to turn it on; otherwise the 'if'
# handling is effectively disabled by 'everything = off'
if (option[i] == "off" || option[i] == "disabled" && everything != "on" || option[i] == "enabled" && everything == "off" && !have_ifs) {
print "# undef PNG_on /*default off*/" >out
} else {
print "# ifdef PNG_NO_" i >out

62
scripts/pnglibconf.dfa
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@@ -294,12 +294,16 @@ option BENIGN_READ_ERRORS requires BENIGN_ERRORS
option MNG_FEATURES
# Arithmetic options, the first is the big switch that chooses between internal
# floating and fixed point arithmetic implementations - it does not affect any
# floating and fixed point arithmetic implementations - it does not affect an
# APIs. The second two (the _POINT settings) switch off individual APIs.
#
# Prior to libpng 1.6.8 one of the API (_POINT) variants had to be selected. At
# 1.6.8 this restriction has been removed; the simplified API can be used
# without enabling any of the low level fixed/floating APIs.
option FLOATING_ARITHMETIC
option FLOATING_POINT enables ok_math
option FIXED_POINT enables ok_math
option FLOATING_POINT
option FIXED_POINT
# The following is always on (defined empty)
@@ -435,7 +439,7 @@ option READ_TRANSFORMS requires READ
# If you handle gamma issues outside libpng then you do not need the libpng
# gamma processing; and it is an enormous waste of space. You just need to
# remove the use of libpng APIs that depend on it.
option READ_GAMMA requires READ_TRANSFORMS, READ_gAMA
option READ_GAMMA requires READ_TRANSFORMS, READ_gAMA, READ_sRGB
option READ_ALPHA_MODE requires READ_TRANSFORMS, READ_GAMMA
option READ_BACKGROUND requires READ_TRANSFORMS, READ_STRIP_ALPHA, READ_GAMMA
@@ -448,7 +452,7 @@ option READ_INVERT_ALPHA requires READ_TRANSFORMS
option READ_INVERT requires READ_TRANSFORMS
option READ_PACK requires READ_TRANSFORMS
option READ_PACKSWAP requires READ_TRANSFORMS
option READ_RGB_TO_GRAY requires READ_TRANSFORMS, READ_GAMMA
option READ_RGB_TO_GRAY requires READ_TRANSFORMS, READ_GAMMA enables COLORSPACE
option READ_SCALE_16_TO_8 requires READ_TRANSFORMS
option READ_SHIFT requires READ_TRANSFORMS
option READ_STRIP_16_TO_8 requires READ_TRANSFORMS
@@ -805,13 +809,13 @@ option SAVE_INT_32 disabled
option WRITE_OPTIMIZE_CMF requires WRITE
option READ_COMPRESSED_TEXT disabled
option READ_iCCP enables READ_COMPRESSED_TEXT
option READ_iTXt enables READ_COMPRESSED_TEXT
option READ_zTXt enables READ_COMPRESSED_TEXT
option READ_COMPRESSED_TEXT enables READ_TEXT
option WRITE_oFFs enables SAVE_INT_32
option WRITE_pCAL enables SAVE_INT_32
option WRITE_cHRM enables SAVE_INT_32
option WRITE_COMPRESSED_TEXT disabled
option WRITE_iCCP enables WRITE_COMPRESSED_TEXT
@@ -839,30 +843,44 @@ option READ_GET_PALETTE_MAX requires READ_CHECK_FOR_INVALID_INDEX disabled
option WRITE_GET_PALETTE_MAX requires WRITE_CHECK_FOR_INVALID_INDEX disabled
# Simplified API options (added at libpng-1.6.0)
# In libpng 1.6.8 the handling of these options was changed to used 'requires'
# throughout, so that disabling some of the low level support always disables
# the base simplified read/write API. This much simplifies the handling and
# makes 'everything = off' work in a more intuitive way. It eliminates a
# previously reported feature that APIs previously enabled by the simplified
# API couldn't be turned off without explicitly turning off the simplified
# APIs.
#
# Read:
option SIMPLIFIED_READ,
requires SEQUENTIAL_READ, READ_TRANSFORMS, SETJMP, BENIGN_ERRORS READ_GAMMA,
enables READ_EXPAND, READ_16BIT READ_EXPAND_16, READ_SCALE_16_TO_8,
READ_RGB_TO_GRAY, READ_ALPHA_MODE READ_BACKGROUND READ_STRIP_ALPHA,
READ_FILLER, READ_SWAP
requires SEQUENTIAL_READ, READ_TRANSFORMS, SETJMP, BENIGN_ERRORS,
READ_EXPAND, READ_16BIT, READ_EXPAND_16, READ_SCALE_16_TO_8,
READ_RGB_TO_GRAY, READ_ALPHA_MODE, READ_BACKGROUND, READ_STRIP_ALPHA,
READ_FILLER, READ_SWAP, READ_PACK, READ_GRAY_TO_RGB, READ_GAMMA,
READ_tRNS, READ_bKGD, READ_gAMA, READ_cHRM, READ_sRGB, READ_sBIT
option SIMPLIFIED_READ_AFIRST requires SIMPLIFIED_READ disabled
option READ_SWAP_ALPHA enables SIMPLIFIED_READ_AFIRST
# AFIRST and BGR read options:
# Prior to libpng 1.6.8 these were disabled but switched on if the low level
# libpng routines that do the swaps were enabled. This worked but was
# confusing. In libpng 1.6.8 the options were changed to simple 'requires'
# and are enabled by default. This should work the same way in practice.
option SIMPLIFIED_READ_AFIRST enables FORMAT_AFIRST,
requires SIMPLIFIED_READ READ_SWAP_ALPHA
option SIMPLIFIED_READ_BGR requires SIMPLIFIED_READ disabled
option READ_BGR enables SIMPLIFIED_READ_BGR
option SIMPLIFIED_READ_BGR enables FORMAT_BGR,
requires SIMPLIFIED_READ READ_BGR
# Write:
option SIMPLIFIED_WRITE,
requires WRITE STDIO, SETJMP,
enables WRITE_SWAP WRITE_gAMA, WRITE_sRGB WRITE_cHRM
requires WRITE STDIO, SETJMP, WRITE_SWAP, WRITE_PACK,
WRITE_tRNS, WRITE_gAMA, WRITE_sRGB, WRITE_cHRM
option SIMPLIFIED_WRITE_AFIRST requires SIMPLIFIED_WRITE disabled
option WRITE_SWAP_ALPHA enables SIMPLIFIED_WRITE_AFIRST
option SIMPLIFIED_WRITE_AFIRST enables FORMAT_AFIRST,
requires SIMPLIFIED_WRITE WRITE_SWAP_ALPHA
option SIMPLIFIED_WRITE_BGR requires SIMPLIFIED_WRITE disabled
option WRITE_BGR enables SIMPLIFIED_WRITE_BGR
option SIMPLIFIED_WRITE_BGR enables FORMAT_BGR,
requires SIMPLIFIED_WRITE WRITE_BGR
# Formats:
option FORMAT_AFIRST if SIMPLIFIED_READ_AFIRST, SIMPLIFIED_WRITE_AFIRST
option FORMAT_BGR if SIMPLIFIED_READ_BGR, SIMPLIFIED_WRITE_BGR
option FORMAT_AFIRST disabled
option FORMAT_BGR disabled

4
scripts/pnglibconf.h.prebuilt
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@@ -1,8 +1,8 @@
/* libpng 1.6.7 STANDARD API DEFINITION */
/* libpng 1.6.8 STANDARD API DEFINITION */
/* pnglibconf.h - library build configuration */
/* Libpng version 1.6.7 - November 14, 2013 */
/* Libpng version 1.6.8 - December 19, 2013 */
/* Copyright (c) 1998-2013 Glenn Randers-Pehrson */

2
scripts/symbols.def
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@@ -1,4 +1,4 @@
;Version 1.6.7
;Version 1.6.8
;--------------------------------------------------------------
; LIBPNG symbol list as a Win32 DEF file
; Contains all the symbols that can be exported from libpng