[screen-devel] [bug #45750] sparc-sun-solaris2.9: CMSG_LEN and CMSG_SPACE are Linux extensions

[Marcin Cieślak]

URL:
  <http://savannah.gnu.org/bugs/?45750>

                 Summary: sparc-sun-solaris2.9: CMSG_LEN and CMSG_SPACE are
Linux extensions
                 Project: GNU Screen
            Submitted by: saper
            Submitted on: Thu 13 Aug 2015 11:14:53 PM CEST
                Category: Build/Install
                Severity: 3 - Normal
                Priority: 5 - Normal
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
                 Release: None
           Fixed Release: None
         Planned Release: 4.3.1
           Work Required: None

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Details:

gcc -c -I. -I.  -DETCSCREENRC='"/home/admini/saper/etc/screenrc"'
-DSCREENENCODINGS='"/home/admini/saper/share/screen/utf8encodings"' -D_XPG4_2
-D_XOPEN_SOURCE -DHAVE_CONFIG_H -DGIT_REV=\""`git describe --always
2>/dev/null`"\" \
     -g -O2 viewport.c
gcc  -o screen screen.o ansi.o fileio.o mark.o misc.o resize.o socket.o
search.o tty.o term.o window.o utmp.o loadav.o putenv.o help.o termcap.o
input.o attacher.o pty.o process.o display.o comm.o kmapdef.o acls.o braille.o
braille_tsi.o logfile.o layer.o list_generic.o list_display.o list_window.o
sched.o teln.o nethack.o encoding.o canvas.o layout.o viewport.o -lcurses 
-lelf -lsocket -lnsl -lkstat -lcrypt -lsec
Undefined                       first referenced
 symbol                             in file
CMSG_LEN                            socket.o
CMSG_SPACE                          socket.o
ld: fatal: Symbol referencing errors. No output written to screen
collect2: ld returned 1 exit status


POSIX says so:

http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_socket.h.html




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