Clean up process wait to use POSIX waitpid() interface.

[mmh] / configure.ac

diff --git a/configure.ac b/configure.ac
index 1c1b400..9fd84c8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -337,7 +337,6 @@ AC_SUBST(OURDEFS)
 AC_HEADER_DIRENT
 AC_HEADER_STDC
 AC_HEADER_TIME
-AC_HEADER_SYS_WAIT
 AC_HEADER_STAT
 AC_HEADER_TIOCGWINSZ
 AC_CHECK_HEADERS(fcntl.h crypt.h termcap.h \
@@ -363,9 +362,8 @@ AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
 dnl ---------------
 dnl CHECK FUNCTIONS
 dnl ---------------
-AC_CHECK_LIB(mkstemp,mkstemp)
-AC_CHECK_FUNCS(waitpid sigaction sigprocmask sigblock sigsetmask \
-               sighold sigrelse lstat tzset mkstemp \
+AC_CHECK_FUNCS(sigaction sigprocmask sigblock sigsetmask \
+               sighold sigrelse lstat tzset \
                getutent nl_langinfo mbtowc wcwidth)
 
 dnl sigsetjmp may be a macro
@@ -575,34 +573,6 @@ AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,,
 
 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
 
-AC_MSG_CHECKING(for union wait)
-AC_CACHE_VAL(nmh_cv_union_wait, [dnl
-  AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
-#include <sys/wait.h>]],
-    [[union wait status; int pid; pid = wait (&status);
-#ifdef WEXITSTATUS
-/* Some POSIXoid systems have both the new-style macros and the old
-   union wait type, and they do not work together.  If union wait
-   conflicts with WEXITSTATUS et al, we don't want to use it at all.  */
-        if (WEXITSTATUS (status) != 0) pid = -1;
-#ifdef WTERMSIG
-        /* If we have WEXITSTATUS and WTERMSIG, just use them on ints.  */
-        -- blow chunks here --
-#endif
-#endif
-#ifdef HAVE_WAITPID
-        /* Make sure union wait works with waitpid.  */
-        pid = waitpid (-1, &status, 0);
-#endif
-      ]])],
-    [nmh_cv_union_wait=yes],
-    [nmh_cv_union_wait=no])])
-if test "$nmh_cv_union_wait" = yes; then
-  AC_DEFINE(HAVE_UNION_WAIT, 1,
-    [Define to 1 if you have the \`union wait' type in <sys/wait.h>.])
-fi
-AC_MSG_RESULT($nmh_cv_union_wait)
-
 CHECK_TYPE_STRUCT_DIRENT_D_TYPE()
 
 dnl -------------