Add PHP 7.3 RC2 to the ports-tree.

Notable changes:
- Switch from PCRE to PCRE2
- Many modules now require PCRE2 for building
- graphics/php73-gd: X11 option is no longer default

Changes to Mk/Uses/php.mk approved by ale

1 files changed, 83 insertions, 0 deletions

diff --git a/graphics/php73-gd/files/patch-gd.c b/graphics/php73-gd/files/patch-gd.c
new file mode 100644
index 000000000000..0c9302041d2a
--- /dev/null
+++ b/graphics/php73-gd/files/patch-gd.c
@@ -0,0 +1,83 @@
+--- gd.c.orig	2018-09-25 09:07:58 UTC
++++ gd.c
+@@ -51,7 +51,7 @@
+ # include <Wingdi.h>
+ #endif
+ 
+-#ifdef HAVE_GD_XPM
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ # include <X11/xpm.h>
+ #endif
+ 
+@@ -75,7 +75,7 @@ static int le_gd, le_gd_font;
+ # endif
+ #endif
+ 
+-#if defined(HAVE_GD_XPM) && defined(HAVE_GD_BUNDLED)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM) && defined(HAVE_GD_BUNDLED)
+ # include "X11/xpm.h"
+ #endif
+ 
+@@ -322,7 +322,7 @@ ZEND_BEGIN_ARG_INFO(arginfo_imagecreatef
+ 	ZEND_ARG_INFO(0, filename)
+ ZEND_END_ARG_INFO()
+ 
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ ZEND_BEGIN_ARG_INFO(arginfo_imagecreatefromxpm, 0)
+ 	ZEND_ARG_INFO(0, filename)
+ ZEND_END_ARG_INFO()
+@@ -931,7 +931,7 @@ static const zend_function_entry gd_func
+ #endif
+ 	PHP_FE(imagecreatefromwbmp,						arginfo_imagecreatefromwbmp)
+ 	PHP_FE(imagecreatefromxbm,						arginfo_imagecreatefromxbm)
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ 	PHP_FE(imagecreatefromxpm,						arginfo_imagecreatefromxpm)
+ #endif
+ 	PHP_FE(imagecreatefromgd,						arginfo_imagecreatefromgd)
+@@ -1296,7 +1296,7 @@ PHP_MINFO_FUNCTION(gd)
+ 	php_info_print_table_row(2, "libPNG Version", gdPngGetVersionString());
+ #endif
+ 	php_info_print_table_row(2, "WBMP Support", "enabled");
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ 	php_info_print_table_row(2, "XPM Support", "enabled");
+ 	{
+ 		char tmp[12];
+@@ -1351,7 +1351,7 @@ PHP_FUNCTION(gd_info)
+ 	add_assoc_bool(return_value, "PNG Support", 0);
+ #endif
+ 	add_assoc_bool(return_value, "WBMP Support", 1);
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ 	add_assoc_bool(return_value, "XPM Support", 1);
+ #else
+ 	add_assoc_bool(return_value, "XPM Support", 0);
+@@ -2178,7 +2178,7 @@ PHP_FUNCTION(imagetypes)
+ 	ret |= PHP_IMG_PNG;
+ #endif
+ 	ret |= PHP_IMG_WBMP;
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ 	ret |= PHP_IMG_XPM;
+ #endif
+ #ifdef HAVE_GD_WEBP
+@@ -2446,7 +2446,7 @@ static void _php_image_create_from(INTER
+ 			case PHP_GDIMG_TYPE_GD2PART:
+ 				im = (*func_p)(fp, srcx, srcy, width, height);
+ 				break;
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ 			case PHP_GDIMG_TYPE_XPM:
+ 				im = gdImageCreateFromXpm(file);
+ 				break;
+@@ -2528,7 +2528,7 @@ PHP_FUNCTION(imagecreatefromxbm)
+ }
+ /* }}} */
+ 
+-#if defined(HAVE_GD_XPM)
++#if defined(HAVE_XPM) && defined(HAVE_GD_XPM)
+ /* {{{ proto resource imagecreatefromxpm(string filename)
+    Create a new image from XPM file or URL */
+ PHP_FUNCTION(imagecreatefromxpm)