Patch to fix building using gd 2.3.3.

Signed-off-by: Widya Walesa <walecha99@gmail.com>

php/php-7.4.23-Dont-rely-on-libgd-unused-constants.patch

+--- a/ext/gd/gd.c	2021-08-24 23:33:32.000000000 +0700
++++ b/ext/gd/gd.c	2021-09-19 12:06:28.850375327 +0700
+@@ -91,6 +91,11 @@
+ #define M_PI 3.14159265358979323846
+ #endif
+ 
++/* don't used libgd constants, not used, so going to be removed */
++#define PHP_GD_FLIP_HORIZONTAL 1
++#define PHP_GD_FLIP_VERTICAL   2
++#define PHP_GD_FLIP_BOTH       3
++
+ #ifdef HAVE_GD_FREETYPE
+ static void php_imagettftext_common(INTERNAL_FUNCTION_PARAMETERS, int, int);
+ #endif
+@@ -1137,9 +1142,9 @@
+     /* GD2 image format types */
+ 	REGISTER_LONG_CONSTANT("IMG_GD2_RAW", GD2_FMT_RAW, CONST_CS | CONST_PERSISTENT);
+ 	REGISTER_LONG_CONSTANT("IMG_GD2_COMPRESSED", GD2_FMT_COMPRESSED, CONST_CS | CONST_PERSISTENT);
+-	REGISTER_LONG_CONSTANT("IMG_FLIP_HORIZONTAL", GD_FLIP_HORINZONTAL, CONST_CS | CONST_PERSISTENT);
+-	REGISTER_LONG_CONSTANT("IMG_FLIP_VERTICAL", GD_FLIP_VERTICAL, CONST_CS | CONST_PERSISTENT);
+-	REGISTER_LONG_CONSTANT("IMG_FLIP_BOTH", GD_FLIP_BOTH, CONST_CS | CONST_PERSISTENT);
++	REGISTER_LONG_CONSTANT("IMG_FLIP_HORIZONTAL", PHP_GD_FLIP_HORIZONTAL, CONST_CS | CONST_PERSISTENT);
++	REGISTER_LONG_CONSTANT("IMG_FLIP_VERTICAL", PHP_GD_FLIP_VERTICAL, CONST_CS | CONST_PERSISTENT);
++	REGISTER_LONG_CONSTANT("IMG_FLIP_BOTH", PHP_GD_FLIP_BOTH, CONST_CS | CONST_PERSISTENT);
+ 	REGISTER_LONG_CONSTANT("IMG_EFFECT_REPLACE", gdEffectReplace, CONST_CS | CONST_PERSISTENT);
+ 	REGISTER_LONG_CONSTANT("IMG_EFFECT_ALPHABLEND", gdEffectAlphaBlend, CONST_CS | CONST_PERSISTENT);
+ 	REGISTER_LONG_CONSTANT("IMG_EFFECT_NORMAL", gdEffectNormal, CONST_CS | CONST_PERSISTENT);
+@@ -4696,20 +4701,20 @@
+ 	}
+ 
+ 	switch (mode) {
+-		case GD_FLIP_VERTICAL:
++		case PHP_GD_FLIP_VERTICAL:
+ 			gdImageFlipVertical(im);
+ 			break;
+ 
+-		case GD_FLIP_HORINZONTAL:
++		case PHP_GD_FLIP_HORIZONTAL:
+ 			gdImageFlipHorizontal(im);
+ 			break;
+ 
+-		case GD_FLIP_BOTH:
++		case PHP_GD_FLIP_BOTH:
+ 			gdImageFlipBoth(im);
+ 			break;
+ 
+ 		default:
+-			php_error_docref(NULL, E_WARNING, "Unknown flip mode");
++			php_error_docref(NULL, E_WARNING, "must be one of IMG_FLIP_VERTICAL, IMG_FLIP_HORIZONTAL, or IMG_FLIP_BOTH");
+ 			RETURN_FALSE;
+ 	}
+ 

php/php.SlackBuild

@@ -164,6 +164,9 @@ cat $CWD/php.enchant-2.patch | patch -p1 --verbose || exit 1
 export ENCHANT_CFLAGS="-I/usr/include/enchant-2"
 export ENCHANT_LIBS="-lenchant-2"
 
+# Build error with gd 2.3.3 because of typo of constant name in libgd 2.3.0.
+cat $CWD/php-7.4.23-Dont-rely-on-libgd-unused-constants.patch | patch -p1 --verbose || exit 1
+
 # Install the build folder into /usr/lib$LIBDIRSUFFIX/php/build
 # and adapt phpize accordingly:
 sed -i "s|build$|php/build|" scripts/Makefile.frag