X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=configure.in;h=76237e26810f52a37ec6f36fdc3564345293dbf0;hb=eeef255a56fa2a1551c88571cf4bc34eeb858ef8;hp=f06a1d206b719ed3ca42af29f21adb4944ed29d2;hpb=3d251965606d6a6e47897504594f84d12e3e292a;p=mmh

diff --git a/configure.in b/configure.in
index f06a1d2..76237e2 100644
--- a/configure.in
+++ b/configure.in
@@ -9,6 +9,19 @@ AC_CONFIG_HEADER(config.h)
 
 AC_CANONICAL_SYSTEM
 
+dnl ---------------------
+dnl define a macro or two
+dnl ---------------------
+
+AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [
+  tmptest=`$LIBTOOL --version 2>&1 | grep GNU`
+  if test x"$tmptest" != x  ; then
+    GNU_LIBTOOL=1
+    AC_SUBST(GNU_LIBTOOL)
+  fi
+] )
+  
+
 dnl What version of nmh are we building?
 VERSION=`sed -e 's/nmh-//' ${srcdir}/VERSION`
 echo "configuring for nmh-$VERSION"
@@ -155,6 +168,11 @@ dnl Look for `cut'
 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
 
+
+dnl try to figure out which one we've got
+AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
+NMH_PROG_GNU_LIBTOOL
+
 dnl Check for lorder and tsort commands
 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
@@ -165,6 +183,12 @@ if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
   TSORT=cat
   AC_SUBST(LORDER)dnl
   AC_SUBST(TSORT)dnl
+dnl Mac OS X has lorder, but sh is too broken for it to work
+dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
+dnl   LORDER=echo
+dnl   TSORT=cat
+dnl   AC_SUBST(LORDER)dnl
+dnl   AC_SUBST(TSORT)dnl
 fi
 
 dnl Look for `ls'
@@ -256,7 +280,7 @@ fi
 dnl ...If it's not, we need to #define MAILGROUP to 1 and make inc setgid.
 if test x"$nmh_cv_mailspool_world_writable" = x"no"; then
   dnl do we really need both of these?
-  AC_DEFINE(MAILGROUP)
+  AC_DEFINE(MAILGROUP)dnl
   SETGID_MAIL=1
 fi
 AC_SUBST(SETGID_MAIL)dnl
@@ -340,7 +364,11 @@ AC_FUNC_VFORK
 AC_CHECK_LIB(mkstemp,mkstemp)
 AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \
                sighold sigrelse writev lstat uname tzset killpg mkstemp \
-               sethostent gethostbyname)
+               sethostent)
+
+dnl solaris screws ths up
+AC_CHECK_FUNC(gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)],
+  AC_CHECK_LIB(nsl, gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)] ) )
 
 dnl sigsetjmp may be a macro
 AC_MSG_CHECKING(for sigsetjmp)
@@ -349,6 +377,15 @@ AC_TRY_LINK([#include <setjmp.h>], [sigsetjmp((void *)0, 0);],
 
 AC_REPLACE_FUNCS(snprintf strerror strdup)
 
+dnl On AIX 4.1, snprintf() is defined in libc.a but there's no prototype in
+dnl <stdio.h> or elsewhere.  Apparently it's not officially supported (though it
+dnl seems to work perfectly and IBM apparently uses it in internal code).
+dnl Anyhow, if we omit our own snprintf() and vsnprintf() prototypes when we
+dnl HAVE_SNPRINTF, we get a billion warnings at compile time.  Use the C
+dnl preprocessor to preprocess stdio.h and make sure that there's actually a 
+dnl prototype. 
+AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_PROTOTYPE))
+
 dnl -------------------
 dnl CHECK FOR LIBRARIES
 dnl -------------------