Oliver Pinter <oliver.p...@gmail.com> writes:

> +# XXX unbreak build with clang as CC
> +BUILD_DEPENDS+= ucpp:${PORTSDIR}/devel/ucpp
> +RUN_DEPENDS+=   ucpp:${PORTSDIR}/devel/ucpp
> +CONFIGURE_ENV+=      ac_cv_path_RAWCPP="ucpp -s"

ucpp is even less compatible with GNU cpp:
- escaped newline is not recognized (Xreset, Xstartup)
- extra whitespace around expanded macro (Xresources, Xservers)
- apostrophe is treated differently (Xsession)

Another example is libX11 or ports/166373.

--- config/Xreset       cpp47
+++ config/Xreset       ucpp
@@ -1,4 +1,6 @@
 #!/bin/sh
 # Deregister a login. (Derived from TakeConsole as follows:)
 #
-/usr/local/bin/sessreg -d -w /var/log/wtmp -u /var/run/utmp    -x 
/usr/local/lib/X11/xdm/Xservers -l $DISPLAY -h "" $USER
+ /usr/local/bin /sessreg -d -w  /var/log/wtmp  -u  /var/run/utmp       
+-x /usr/local/lib/X11/xdm/Xservers -l $DISPLAY -h "" $USER
+
--- config/Xresources   cpp47
+++ config/Xresources   ucpp
@@ -2,17 +2,17 @@ Xcursor.theme: whiteglass
 
 
 
-xlogin*login.translations: #override \
-       Ctrl<Key>R: abort-display()\n\
-       <Key>F1: set-session-argument(failsafe) finish-field()\n\
-       <Key>Delete: delete-character()\n\
-       <Key>Left: move-backward-character()\n\
-       <Key>Right: move-forward-character()\n\
-       <Key>Home: move-to-begining()\n\
-       <Key>End: move-to-end()\n\
-       Ctrl<Key>KP_Enter: set-session-argument(failsafe) finish-field()\n\
-       <Key>KP_Enter: set-session-argument() finish-field()\n\
-       Ctrl<Key>Return: set-session-argument(failsafe) finish-field()\n\
+xlogin*login.translations: #override  \ 
+       Ctrl<Key>R: abort-display() \n\ 
+       <Key>F1: set-session-argument(failsafe) finish-field() \n\ 
+       <Key>Delete: delete-character() \n\ 
+       <Key>Left: move-backward-character() \n\ 
+       <Key>Right: move-forward-character() \n\ 
+       <Key>Home: move-to-begining() \n\ 
+       <Key>End: move-to-end() \n\ 
+       Ctrl<Key>KP_Enter: set-session-argument(failsafe) finish-field() \n\ 
+       <Key>KP_Enter: set-session-argument() finish-field() \n\ 
+       Ctrl<Key>Return: set-session-argument(failsafe) finish-field() \n\ 
        <Key>Return: set-session-argument() finish-field()
 
 xlogin*greeting: Welcome to CLIENTHOST
@@ -60,9 +60,9 @@ xlogin*hiColor: black
 #endif
 
 #if PLANES >= 8
-xlogin*logoFileName: /usr/local/lib/X11/xdm/pixmaps/xorg.xpm
+xlogin*logoFileName:  /usr/local/lib/X11/xdm/pixmaps  / xorg.xpm 
 #else
-xlogin*logoFileName: /usr/local/lib/X11/xdm/pixmaps/xorg-bw.xpm
+xlogin*logoFileName:  /usr/local/lib/X11/xdm/pixmaps  / xorg-bw.xpm 
 #endif
 xlogin*useShape: true
 xlogin*logoPadding: 10
@@ -80,3 +80,4 @@ Chooser*label.font:           *-new century schoo
 Chooser*label.label:           XDMCP Host Menu from CLIENTHOST
 Chooser*list.font:             -*-*-medium-r-normal-*-*-230-*-*-c-*-iso8859-1
 Chooser*Command.font:          *-new century schoolbook-bold-r-normal-*-180-*
+
--- config/Xservers     cpp47
+++ config/Xservers     ucpp
@@ -9,4 +9,5 @@
 # look like:
 #      XTerminalName:0 foreign
 #
-:0 local /usr/local/bin/X :0 
+:0 local  /usr/local/bin /X :0   
+
--- config/Xsession     cpp47
+++ config/Xsession     ucpp
@@ -1,49 +0,0 @@
-#!/bin/sh
-#
-
-# redirect errors to a file in user's home directory if we can
-
-errfile="$HOME/.xsession-errors"
-if ( umask 077 && cp /dev/null "$errfile" 2> /dev/null )
-then
-       exec > "$errfile" 2>&1
-else
-
-       mktemp=/usr/bin/mktemp
-       for errfile in "${TMPDIR-/tmp}/xses-$USER" "/tmp/xses-$USER"
-       do
-               if ef="$( umask 077 && $mktemp "$errfile.XXXXXX" 2> /dev/null)"
-               then
-                       exec > "$ef" 2>&1
-                       mv "$ef" "$errfile" 2> /dev/null
-                       break
-               fi
-       done
-fi
-
-case $# in
-1)
-       case $1 in
-       failsafe)
-               exec /usr/local/bin/xterm -geometry 80x24-0-0
-               ;;
-       esac
-esac
-
-# The startup script is not intended to have arguments.
-
-startup=$HOME/.xsession
-resources=$HOME/.Xresources
-
-if [ -s "$startup" ]; then
-       if [ -x "$startup" ]; then
-               exec "$startup"
-       else
-               exec /bin/sh "$startup"
-       fi
-else
-       if [ -r "$resources" ]; then
-               /usr/local/bin/xrdb -load "$resources"
-       fi
-       exec /usr/local/bin/xsm
-fi
--- config/Xstartup     cpp47
+++ config/Xstartup     ucpp
@@ -1,4 +1,6 @@
 #!/bin/sh
 # Register a login (derived from GiveConsole as follows:)
 #
-exec /usr/local/bin/sessreg  -a -w /var/log/wtmp -u /var/run/utmp      -x 
/usr/local/lib/X11/xdm/Xservers -l $DISPLAY -h "" $USER
+exec  /usr/local/bin /sessreg  -a -w  /var/log/wtmp  -u  /var/run/utmp         
+-x /usr/local/lib/X11/xdm/Xservers -l $DISPLAY -h "" $USER
+
--- config/xdm  cpp47
+++ config/xdm  ucpp
@@ -9,20 +9,20 @@
 
 
 
-DisplayManager.authDir:        /var/lib/xdm
-DisplayManager.errorLogFile:   /var/log/xdm.log
-DisplayManager.pidFile:                /var/run/xdm.pid
+DisplayManager.authDir:         /var/lib/xdm 
+DisplayManager.errorLogFile:    /var/log /xdm.log
+DisplayManager.pidFile:                 /var/run /xdm.pid
 DisplayManager.keyFile:                /usr/local/lib/X11/xdm/xdm-keys
 DisplayManager.servers:                /usr/local/lib/X11/xdm/Xservers
 DisplayManager.accessFile:     /usr/local/lib/X11/xdm/Xaccess
 DisplayManager*resources:      /usr/local/lib/X11/xdm/Xresources
-DisplayManager.willing:                su -m nobody -s /bin/sh -c 
/usr/local/lib/X11/xdm/Xwilling
+DisplayManager.willing:                 su -m  nobody -s /bin/sh -c 
/usr/local/lib/X11/xdm/Xwilling
 ! All displays should use authorization, but we cannot be sure
 ! X terminals may not be configured that way, so they will require
 ! individual resource settings.
 DisplayManager*authorize:      true
 !
-DisplayManager*chooser:                /usr/local/lib/X11/xdm/chooser
+DisplayManager*chooser:                 /usr/local/lib/X11/xdm/chooser 
 DisplayManager*startup:                /usr/local/lib/X11/xdm/Xstartup
 DisplayManager*session:                /usr/local/lib/X11/xdm/Xsession
 DisplayManager*reset:          /usr/local/lib/X11/xdm/Xreset
@@ -37,3 +37,4 @@ DisplayManager*loginmoveInterval:     10
 ! SECURITY: do not listen for XDMCP or Chooser requests
 ! Comment out this line if you want to manage X terminals with xdm
 DisplayManager.requestPort:    0
+
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