Trim trailing whitespace in source code files

.appveyor.yml

@@ -14,7 +14,7 @@ cache:
         - c:\build-cache
 
 environment:
-        PHP_BUILD_CACHE_BASE_DIR: c:\build-cache  
+        PHP_BUILD_CACHE_BASE_DIR: c:\build-cache
         PHP_BUILD_OBJ_DIR: c:\obj
         PHP_BUILD_CACHE_SDK_DIR: c:\build-cache\sdk
         PHP_BUILD_SDK_BRANCH: php-sdk-2.1.9beta1

.gdbinit

@@ -5,7 +5,7 @@ end
 document set_ts
 	set the ts resource, it is impossible for gdb to
 	call ts_resource_ex while no process is running,
-	but we could get the resource from the argument 
+	but we could get the resource from the argument
 	of frame info.
 end
 
@@ -153,7 +153,7 @@ end
 
 define printzv
 	set $ind = 1
-	____printzv $arg0 0 
+	____printzv $arg0 0
 end
 
 document printzv
@@ -190,7 +190,7 @@ define ____printzv_contents
 	if $type == 6
 		printf "string: %s", $zvalue->value.str->val
 	end
-	if $type == 7 
+	if $type == 7
 		printf "array: "
 		if ! $arg1
 			set $ind = $ind + 1
@@ -287,7 +287,7 @@ define ____printzv
 	if $arg1
 		____printzv_contents $zcontents $arg1
 	else
-		____printzv_contents $zcontents 0 
+		____printzv_contents $zcontents 0
 	end
 end
 
@@ -340,7 +340,7 @@ define ____print_ht
 				set $n = $n - 1
 			end
 			printf "[%d] ", $i
-			if $p->key 
+			if $p->key
 				printf "%s => ", $p->key->val
 			else
 				printf "%d => ", $p->h
@@ -389,7 +389,7 @@ document print_htptr
 end
 
 define print_htstr
-	set $ind = 0 
+	set $ind = 0
 	____print_ht $arg0 2
 end
 
@@ -543,10 +543,10 @@ define printzn
 	if $znode->op_type == 1
 		set $optype = "IS_CONST"
 	end
-	if $znode->op_type == 2 
+	if $znode->op_type == 2
 		set $optype = "IS_TMP_VAR"
 	end
-	if $znode->op_type == 4 
+	if $znode->op_type == 4
 		set $optype = "IS_VAR"
 	end
 	if $znode->op_type == 8
@@ -576,11 +576,11 @@ end
 
 document printzn
 	print type and content of znode.
-	usage: printzn &opline->op1 
+	usage: printzn &opline->op1
 end
 
 define printzops
-	printf "op1 => " 
+	printf "op1 => "
 	printzn &execute_data->opline.op1
 	printf "op2 => "
 	printzn &execute_data->opline.op2

.travis.yml

@@ -20,7 +20,7 @@ addons:
       - libzip-dev
 
 notifications:
-    email: 
+    email:
        on_failure: change
     irc:
       template:
@@ -62,7 +62,7 @@ before_script:
     - . ./travis/ext/pgsql/setup.sh
     - . ./travis/ext/pdo_pgsql/setup.sh
 
-# Run PHPs run-tests.php 
+# Run PHPs run-tests.php
 script:
     - ./sapi/cli/php run-tests.php -p `pwd`/sapi/cli/php $(if [ $ENABLE_DEBUG == 0 ]; then echo "-d opcache.enable_cli=1 -d zend_extension=`pwd`/modules/opcache.so"; fi) -g "FAIL,XFAIL,BORK,WARN,LEAK,SKIP" --offline --show-diff --show-slow 1000 --set-timeout 120
 

CODING_STANDARDS

@@ -112,7 +112,7 @@ User Functions/Methods Naming Conventions
     of ``parent_*``::
 
     A family of 'foo' functions, for example:
-    
+
     Good:
     'foo_select_bar'
     'foo_insert_baz'

LICENSE

@@ -1,30 +1,30 @@
--------------------------------------------------------------------- 
+--------------------------------------------------------------------
                   The PHP License, version 3.01
 Copyright (c) 1999 - 2018 The PHP Group. All rights reserved.
--------------------------------------------------------------------- 
+--------------------------------------------------------------------
 
 Redistribution and use in source and binary forms, with or without
 modification, is permitted provided that the following conditions
 are met:
 
   1. Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
- 
+
   2. Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in
      the documentation and/or other materials provided with the
      distribution.
- 
+
   3. The name "PHP" must not be used to endorse or promote products
      derived from this software without prior written permission. For
      written permission, please contact [email protected].
-  
+
   4. Products derived from this software may not be called "PHP", nor
      may "PHP" appear in their name, without prior written permission
      from [email protected].  You may indicate that your software works in
      conjunction with PHP by saying "Foo for PHP" instead of calling
      it "PHP Foo" or "phpfoo"
- 
+
   5. The PHP Group may publish revised and/or new versions of the
      license from time to time. Each version will be given a
      distinguishing version number.
@@ -41,27 +41,27 @@ are met:
      "This product includes PHP software, freely available from
      <http://www.php.net/software/>".
 
-THIS SOFTWARE IS PROVIDED BY THE PHP DEVELOPMENT TEAM ``AS IS'' AND 
+THIS SOFTWARE IS PROVIDED BY THE PHP DEVELOPMENT TEAM ``AS IS'' AND
 ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE PHP
-DEVELOPMENT TEAM OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
-INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
-(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+DEVELOPMENT TEAM OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 OF THE POSSIBILITY OF SUCH DAMAGE.
 
--------------------------------------------------------------------- 
+--------------------------------------------------------------------
 
 This software consists of voluntary contributions made by many
 individuals on behalf of the PHP Group.
 
 The PHP Group can be contacted via Email at [email protected].
 
-For more information on the PHP Group and the PHP project, 
+For more information on the PHP Group and the PHP project,
 please see <http://www.php.net>.
 
 PHP includes the Zend Engine, freely available at

Makefile.gcov

@@ -62,7 +62,7 @@ php_lcov.info: lcov-test
 			rm -rf lcov_data/$$dir ; \
 		fi; \
 	done
-	@echo 
+	@echo
 	@echo "Generating $@"
 	@$(LTP) --directory lcov_data/ --capture --base-directory=lcov_data --output-file $@
 

NEWS

@@ -148,7 +148,7 @@ PHP                                                                        NEWS
     (Andrew Nester, Laruence, Anatol)
 
 - iconv:
-  . Fixed bug #68180 (iconv_mime_decode can return extra characters in a 
+  . Fixed bug #68180 (iconv_mime_decode can return extra characters in a
     header). (cmb)
   . Fixed bug #63839 (iconv_mime_decode_headers function is skipping headers).
     (cmb)
@@ -267,7 +267,7 @@ PHP                                                                        NEWS
     (cmb)
 
 - Filter:
-  . Added the 'add_slashes' sanitization mode (FILTER_SANITIZE_ADD_SLASHES). 
+  . Added the 'add_slashes' sanitization mode (FILTER_SANITIZE_ADD_SLASHES).
 	(Kalle)
   . Fixed bug #76366 (References in sub-array for filtering breaks the filter).
     (ZiHang Gao)
@@ -277,7 +277,7 @@ PHP                                                                        NEWS
   . Added fpm_get_status function. (Till Backhaus)
   . Fixed bug #69031 (Long messages into stdout/stderr are truncated
     incorrectly) - added new log related FPM configuration options:
-    log_limit, log_buffering and decorate_workers_output. (Jakub Zelenka) 
+    log_limit, log_buffering and decorate_workers_output. (Jakub Zelenka)
 
 - mbstring:
   . Fixed bug #76574 (use of undeclared identifiers INT_MAX and LONG_MAX). (cmb)
@@ -411,7 +411,7 @@ PHP                                                                        NEWS
 
 - Core:
   . Improved PHP GC. (Dmitry, Nikita)
-  . Redesigned the old ext_skel program written in PHP, run: 
+  . Redesigned the old ext_skel program written in PHP, run:
     'php ext_skel.php' for all options. This means there are no dependencies,
     thus making it work on Windows out of the box. (Kalle)
   . Removed support for BeOS. (Kalle)
@@ -428,13 +428,13 @@ PHP                                                                        NEWS
   . Fixed bug #75031 (support append mode in temp/memory streams). (adsr)
   . Fixed bug #74860 (Uncaught exceptions not being formatted properly when
     error_log set to "syslog"). (Philip Prindeville)
-  . Fixed bug #75220 (Segfault when calling is_callable on parent). 
+  . Fixed bug #75220 (Segfault when calling is_callable on parent).
     (andrewnester)
   . Fixed bug #69954 (broken links and unused config items in distributed ini
     files). (petk)
   . Fixed bug #74922 (Composed class has fatal error with duplicate, equal const
     properties). (pmmaga)
-  . Fixed bug #63911 (identical trait methods raise errors during composition). 
+  . Fixed bug #63911 (identical trait methods raise errors during composition).
     (pmmaga)
   . Fixed bug #75677 (Clang ignores fastcall calling convention on variadic
     function). (Li-Wen Hsu)
@@ -487,14 +487,14 @@ PHP                                                                        NEWS
   . Fixed bug #75453 (Incorrect reflection for ibase_[p]connect). (villfa)
 
 - intl:
-  . Fixed bug #75317 (UConverter::setDestinationEncoding changes source instead 
+  . Fixed bug #75317 (UConverter::setDestinationEncoding changes source instead
     of destination). (andrewnester)
 
 - JSON:
   . Added JSON_THROW_ON_ERROR flag. (Andrea)
 
 - LDAP:
-  . Added ldap_exop_refresh helper for EXOP REFRESH operation with dds overlay. 
+  . Added ldap_exop_refresh helper for EXOP REFRESH operation with dds overlay.
     (Come)
   . Added full support for sending and parsing ldap controls (Come)
   . Fixed bug #49876 (Fix LDAP path lookup on 64-bit distros). (dzuelke)
@@ -503,7 +503,7 @@ PHP                                                                        NEWS
   . Fixed bug #75871 (use pkg-config where available). (pmmaga)
 
 - litespeed:
-  . Fixed bug #75248 (Binary directory doesn't get created when building 
+  . Fixed bug #75248 (Binary directory doesn't get created when building
     only litespeed SAPI). (petk)
   . Fixed bug #75251 (Missing program prefix and suffix). (petk)
 
@@ -568,7 +568,7 @@ PHP                                                                        NEWS
     to readline_info() if linked against libreadline. (krageon)
 
 - Session:
-  . Fixed bug #74941 (session fails to start after having headers sent). 
+  . Fixed bug #74941 (session fails to start after having headers sent).
     (morozov)
 
 - SimpleXML:
@@ -580,7 +580,7 @@ PHP                                                                        NEWS
     used). (Anton Artamonov)
 
 - SPL:
-  . Fixed bug #74977 (Appending AppendIterator leads to segfault). 
+  . Fixed bug #74977 (Appending AppendIterator leads to segfault).
     (Andrew Nester)
   . Fixed bug #75173 (incorrect behavior of AppendIterator::append in foreach
     loop). (jhdxr)
@@ -589,19 +589,19 @@ PHP                                                                        NEWS
   . Fixed bug #75878 (RecursiveTreeIterator::setPostfix has wrong signature).
     (cmb)
   . Fixed bug #74519 (strange behavior of AppendIterator). (jhdxr)
-  . Fixed bug #76131 (mismatch arginfo for splarray constructor). 
+  . Fixed bug #76131 (mismatch arginfo for splarray constructor).
     (carusogabriel)
 
 - SQLite3:
   . Updated bundled libsqlite to 3.24.0. (cmb)
 
 - Standard:
   . Added is_countable() function. (Gabriel Caruso)
-  . Fixed bug #75916 (DNS_CAA record results contain garbage). (Mike, 
+  . Fixed bug #75916 (DNS_CAA record results contain garbage). (Mike,
     Philip Sharp)
   . Fixed unserialize(), to disable creation of unsupported data structures
     through manually crafted strings. (Dmitry)
-  . Fixed bug #75409 (accept EFAULT in addition to ENOSYS as indicator 
+  . Fixed bug #75409 (accept EFAULT in addition to ENOSYS as indicator
     that getrandom() is missing). (sarciszewski)
   . Fixed bug #74719 (fopen() should accept NULL as context). (Alexander Holman)
   . Fixed bug #69948 (path/domain are not sanitized in setcookie). (cmb)

README.EXT_SKEL

@@ -11,8 +11,8 @@ HOW TO USE IT
 
   and everything you need will be placed in directory ext/extension_name.
 
-  If you don't need to test the existence of any external header files, 
-  libraries or functions in them, the extension is ready to be compiled in 
+  If you don't need to test the existence of any external header files,
+  libraries or functions in them, the extension is ready to be compiled in
   PHP. To compile the extension, run the following:
 
     ./buildconf; ./configure --enable-extension_name; make
@@ -24,7 +24,7 @@ HOW TO USE IT
 
 SOURCE AND HEADER FILE NAME
 
-  The ext_skel.php script generates 'extension_name.c' and 'php_extension_name.h' 
+  The ext_skel.php script generates 'extension_name.c' and 'php_extension_name.h'
   as the main source and header files. Keep these names.
 
   extension functions (User functions) must be named

README.NEW-OUTPUT-API

@@ -1,6 +1,6 @@
 API adjustment to the old output control code:
 
-	Everything now resides beneath the php_output namespace, 
+	Everything now resides beneath the php_output namespace,
 	and there's an API call for every output handler op.
 
 	Checking output control layers status:
@@ -131,7 +131,7 @@ Output handler hooks
 Open questions
 
 	Should the userland API be adjusted and unified?
-	
+
 	Many bits of the manual (and very first implementation) do not comply
 	with the behaviour of the current (to be obsoleted) code, thus should
 	the manual or the behaviour be adjusted?