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generated...
2007-08-05

(C) 2007 guidod
Download the M4 Source.

etr_sysv_ipc

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Synopsis
ETR_SYSV_IPC
,
Version

2001-05-25

Author

Warren Young <warren@etr-usa.com>

License

AllPermissive
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. Users of this software should generally follow the principles of the MIT License includings its disclaimer.

Category

cryp.to ac-archive's Miscellaneous (released)

Documentation

This macro checks for the SysV IPC header files. It only checks that you can compile a program with them, not whether the system actually implements working SysV IPC.

M4 Source Code
AC_DEFUN([ETR_SYSV_IPC],
[
AC_CACHE_CHECK([for System V IPC headers], ac_cv_sysv_ipc, [
        AC_TRY_COMPILE(
                [
                        #include &lt;sys/types.h&gt;
                        #include &lt;sys/ipc.h&gt;
                        #include &lt;sys/msg.h&gt;
                        #include &lt;sys/sem.h&gt;
                        #include &lt;sys/shm.h&gt;
                ],, ac_cv_sysv_ipc=yes, ac_cv_sysv_ipc=no)
])

        if test x"$ac_cv_sysv_ipc" = "xyes"
        then
                AC_DEFINE(HAVE_SYSV_IPC, 1, [ Define if you have System V IPC ])
        fi
]) dnl ETR_SYSV_IPC