catch unparsable addresses

[mmh] / configure.ac

diff --git a/configure.ac b/configure.ac
index 372f0e0..d32c30b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -16,7 +16,7 @@ dnl ---------------------
 dnl define a macro or two
 dnl ---------------------
 
-AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [
+AC_DEFUN([NMH_PROG_GNU_LIBTOOL], [
 if test -n "$LIBTOOL" ; then
   tmptest=`$LIBTOOL --version 2>&1 | grep GNU`
   if test x"$tmptest" != x  ; then
@@ -318,6 +318,15 @@ AC_CHECK_HEADERS(fcntl.h crypt.h termcap.h \
                  langinfo.h wchar.h wctype.h iconv.h \
                  sys/param.h sys/time.h sys/stream.h )
 
+dnl
+dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
+dnl really use a whole set of them, but this check should be
+dnl sufficient.
+dnl
+AC_CHECK_HEADER(libio.h, [
+  AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
+    AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
+
 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
   [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
 [[#if HAVE_SYS_STREAM_H
@@ -355,9 +364,6 @@ dnl -------------------
 dnl Check location of modf
 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
 
-dnl Checks for network libraries (nsl, socket)
-NMH_CHECK_NETLIBS
-
 termcap_curses_order="termcap curses ncurses"
 for lib in $termcap_curses_order; do
   AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
@@ -538,7 +544,7 @@ dnl ----------------
 dnl OUTPUT MAKEFILES
 dnl ----------------
 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
-                etc/Makefile docs/Makefile man/Makefile)
+                etc/Makefile man/Makefile)
 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
 AC_OUTPUT