main/sdl_image: libpng build fix and remove *.la

2 files changed, 175 insertions, 6 deletions

diff --git a/main/sdl_image/APKBUILD b/main/sdl_image/APKBUILD
index 2e13042b2c..bc95db1a60 100644
--- a/main/sdl_image/APKBUILD
+++ b/main/sdl_image/APKBUILD
@@ -1,8 +1,8 @@
 # Contributor: Carlo Landmeter
-# Maintainer: 
+# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=sdl_image
 pkgver=1.2.10
-pkgrel=1
+pkgrel=2
 pkgdesc="A simple library to load images of various formats as SDL surfaces"
 url="http://www.libsdl.org/projects/SDL_image/"
 arch="all"
@@ -11,13 +11,19 @@ depends=
 makedepends="sdl-dev libpng-dev jpeg-dev tiff-dev zlib-dev"
 install=
 subpackages="$pkgname-dev"
-source="http://www.libsdl.org/projects/SDL_image/release/SDL_image-${pkgver}.tar.gz"
+source="http://www.libsdl.org/projects/SDL_image/release/SDL_image-${pkgver}.tar.gz
+	sdl-image-1.2.10-libpng15.patch
+	"
 
 _builddir="$srcdir"/SDL_image-$pkgver
 
 prepare() {
 	cd "$_builddir"
-	# apply patches here
+	for i in $source; do
+		case $i in
+		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
+		esac
+	done
 }
 
 build() {
@@ -31,7 +37,10 @@ build() {
 
 package() {
 	cd "$_builddir"
-	make DESTDIR="$pkgdir" install
+	make DESTDIR="$pkgdir" install || return 1
+	rm "$pkgdir"/usr/lib/*.la
+
 }
 
-md5sums="6c06584b31559e2b59f2b982d0d1f628  SDL_image-1.2.10.tar.gz"
+md5sums="6c06584b31559e2b59f2b982d0d1f628  SDL_image-1.2.10.tar.gz
+53cb7b90cce2526570cfe0f8f80baa3e  sdl-image-1.2.10-libpng15.patch"
diff --git a/main/sdl_image/sdl-image-1.2.10-libpng15.patch b/main/sdl_image/sdl-image-1.2.10-libpng15.patch
new file mode 100644
index 0000000000..d319045e0f
--- /dev/null
+++ b/main/sdl_image/sdl-image-1.2.10-libpng15.patch
@@ -0,0 +1,160 @@
+--- ./IMG_png.c
++++ ./IMG_png.c
+@@ -71,6 +71,10 @@
+ #endif
+ #include <png.h>
+ 
++/* Check for the older version of libpng */
++#if (PNG_LIBPNG_VER_MAJOR == 1) && (PNG_LIBPNG_VER_MINOR < 4)
++#define LIBPNG_VERSION_12
++#endif
+ 
+ static struct {
+ 	int loaded;
+@@ -80,6 +84,8 @@
+ 	void (*png_destroy_read_struct) (png_structpp png_ptr_ptr, png_infopp info_ptr_ptr, png_infopp end_info_ptr_ptr);
+ 	png_uint_32 (*png_get_IHDR) (png_structp png_ptr, png_infop info_ptr, png_uint_32 *width, png_uint_32 *height, int *bit_depth, int *color_type, int *interlace_method, int *compression_method, int *filter_method);
+ 	png_voidp (*png_get_io_ptr) (png_structp png_ptr);
++	png_byte (*png_get_channels) (png_structp png_ptr, png_infop info_ptr);
++	png_uint_32 (*png_get_PLTE) (png_structp png_ptr, png_infop info_ptr, png_colorp *palette, int *num_palette);
+ 	png_uint_32 (*png_get_tRNS) (png_structp png_ptr, png_infop info_ptr, png_bytep *trans, int *num_trans, png_color_16p *trans_values);
+ 	png_uint_32 (*png_get_valid) (png_structp png_ptr, png_infop info_ptr, png_uint_32 flag);
+ 	void (*png_read_image) (png_structp png_ptr, png_bytepp image);
+@@ -91,6 +97,9 @@
+ 	void (*png_set_read_fn) (png_structp png_ptr, png_voidp io_ptr, png_rw_ptr read_data_fn);
+ 	void (*png_set_strip_16) (png_structp png_ptr);
+ 	int (*png_sig_cmp) (png_bytep sig, png_size_t start, png_size_t num_to_check);
++#ifndef LIBPNG_VERSION_12
++	jmp_buf* (*png_set_longjmp_fn) (png_structp, png_longjmp_ptr, size_t);
++#endif
+ } lib;
+ 
+ #ifdef LOAD_PNG_DYNAMIC
+@@ -129,6 +138,13 @@
+ 			SDL_UnloadObject(lib.handle);
+ 			return -1;
+ 		}
++		lib.png_get_channels =
++			(png_byte (*) (png_structp, png_infop))
++			SDL_LoadFunction(lib.handle, "png_get_channels");
++		if ( lib.png_get_channels == NULL ) {
++			SDL_UnloadObject(lib.handle);
++			return -1;
++		}
+ 		lib.png_get_io_ptr =
+ 			(png_voidp (*) (png_structp))
+ 			SDL_LoadFunction(lib.handle, "png_get_io_ptr");
+@@ -136,6 +152,13 @@
+ 			SDL_UnloadObject(lib.handle);
+ 			return -1;
+ 		}
++		lib.png_get_PLTE =
++			(png_uint_32 (*) (png_structp, png_infop, png_colorp *, int *))
++			SDL_LoadFunction(lib.handle, "png_get_PLTE");
++		if ( lib.png_get_PLTE == NULL ) {
++			SDL_UnloadObject(lib.handle);
++			return -1;
++		}
+ 		lib.png_get_tRNS =
+ 			(png_uint_32 (*) (png_structp, png_infop, png_bytep *, int *, png_color_16p *))
+ 			SDL_LoadFunction(lib.handle, "png_get_tRNS");
+@@ -213,6 +236,15 @@
+ 			SDL_UnloadObject(lib.handle);
+ 			return -1;
+ 		}
++#ifndef LIBPNG_VERSION_12
++		lib.png_set_longjmp_fn =
++			(jmp_buf * (*) (png_structp, png_longjmp_ptr, size_t))
++			SDL_LoadFunction(lib.handle, "png_set_longjmp_fn");
++		if ( lib.png_set_longjmp_fn == NULL ) {
++			SDL_UnloadObject(lib.handle);
++			return -1;
++		}
++#endif
+ 	}
+ 	++lib.loaded;
+ 
+@@ -236,7 +268,9 @@
+ 		lib.png_create_read_struct = png_create_read_struct;
+ 		lib.png_destroy_read_struct = png_destroy_read_struct;
+ 		lib.png_get_IHDR = png_get_IHDR;
++		lib.png_get_channels = png_get_channels;
+ 		lib.png_get_io_ptr = png_get_io_ptr;
++		lib.png_get_PLTE = png_get_PLTE;
+ 		lib.png_get_tRNS = png_get_tRNS;
+ 		lib.png_get_valid = png_get_valid;
+ 		lib.png_read_image = png_read_image;
+@@ -248,6 +282,9 @@
+ 		lib.png_set_read_fn = png_set_read_fn;
+ 		lib.png_set_strip_16 = png_set_strip_16;
+ 		lib.png_sig_cmp = png_sig_cmp;
++#ifndef LIBPNG_VERSION_12
++		lib.png_set_longjmp_fn = png_set_longjmp_fn;
++#endif
+ 	}
+ 	++lib.loaded;
+ 
+@@ -347,7 +384,12 @@
+ 	 * the normal method of doing things with libpng).  REQUIRED unless you
+ 	 * set up your own error handlers in png_create_read_struct() earlier.
+ 	 */
+-	if ( setjmp(png_ptr->jmpbuf) ) {
++#ifndef LIBPNG_VERSION_12
++	if ( setjmp(*lib.png_set_longjmp_fn(png_ptr, longjmp, sizeof (jmp_buf))) )
++#else
++	if ( setjmp(png_ptr->jmpbuf) )
++#endif
++	{
+ 		error = "Error reading the PNG file.";
+ 		goto done;
+ 	}
+@@ -416,9 +458,9 @@
+ 			Rmask = 0x000000FF;
+ 			Gmask = 0x0000FF00;
+ 			Bmask = 0x00FF0000;
+-			Amask = (info_ptr->channels == 4) ? 0xFF000000 : 0;
++			Amask = (lib.png_get_channels(png_ptr, info_ptr) == 4) ? 0xFF000000 : 0;
+ 		} else {
+-		        int s = (info_ptr->channels == 4) ? 0 : 8;
++		        int s = (lib.png_get_channels(png_ptr, info_ptr) == 4) ? 0 : 8;
+ 			Rmask = 0xFF000000 >> s;
+ 			Gmask = 0x00FF0000 >> s;
+ 			Bmask = 0x0000FF00 >> s;
+@@ -426,7 +468,7 @@
+ 		}
+ 	}
+ 	surface = SDL_AllocSurface(SDL_SWSURFACE, width, height,
+-			bit_depth*info_ptr->channels, Rmask,Gmask,Bmask,Amask);
++			bit_depth*lib.png_get_channels(png_ptr, info_ptr), Rmask,Gmask,Bmask,Amask);
+ 	if ( surface == NULL ) {
+ 		error = "Out of memory";
+ 		goto done;
+@@ -467,6 +509,9 @@
+ 	/* Load the palette, if any */
+ 	palette = surface->format->palette;
+ 	if ( palette ) {
++	    int png_num_palette;
++	    png_colorp png_palette;
++	    lib.png_get_PLTE(png_ptr, info_ptr, &png_palette, &png_num_palette);
+ 	    if(color_type == PNG_COLOR_TYPE_GRAY) {
+ 		palette->ncolors = 256;
+ 		for(i = 0; i < 256; i++) {
+@@ -474,12 +519,12 @@
+ 		    palette->colors[i].g = i;
+ 		    palette->colors[i].b = i;
+ 		}
+-	    } else if (info_ptr->num_palette > 0 ) {
+-		palette->ncolors = info_ptr->num_palette; 
+-		for( i=0; i<info_ptr->num_palette; ++i ) {
+-		    palette->colors[i].b = info_ptr->palette[i].blue;
+-		    palette->colors[i].g = info_ptr->palette[i].green;
+-		    palette->colors[i].r = info_ptr->palette[i].red;
++	    } else if (png_num_palette > 0 ) {
++		palette->ncolors = png_num_palette; 
++		for( i=0; i<png_num_palette; ++i ) {
++		    palette->colors[i].b = png_palette[i].blue;
++		    palette->colors[i].g = png_palette[i].green;
++		    palette->colors[i].r = png_palette[i].red;
+ 		}
+ 	    }
+ 	}