From 20092e09c8f026333f6ebe0d6285550bda9e14af Mon Sep 17 00:00:00 2001
From: Karl DeBisschop <kdebisschop@users.sourceforge.net>
Date: Thu, 7 Nov 2002 07:06:34 +0000
Subject: test snprintf function family for ifdefs in snprintf.c

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@169 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/configure.in b/configure.in
index aa68894..d759405 100644
--- a/configure.in
+++ b/configure.in
@@ -12,6 +12,17 @@ AM_CONFIG_HEADER(plugins/config.h plugins/common.h plugins/version.h plugins/net
 
 AC_PREFIX_DEFAULT(/usr/local/nagios)
 
+#AC_DEFUN(AC_HAVE_DECL,
+#[
+# AC_CACHE_CHECK([for $1 declaration],ac_cv_have_$1_decl,[
+#    AC_TRY_COMPILE([$2],[int i = (int)$1],
+#        ac_cv_have_$1_decl=yes,ac_cv_have_$1_decl=no)])
+# if test x"$ac_cv_have_$1_decl" = x"yes"; then
+#    AC_DEFINE([HAVE_]translit([$1], [a-z], [A-Z])[_DECL],1,[Whether $1() is available])
+# fi
+#])
+
+
 dnl Figure out how to invoke "install" and what install options to use.
 
 AC_PROG_INSTALL
@@ -345,7 +356,20 @@ AC_TRY_COMPILE([#include <getopt.h>
 
 AC_CHECK_FUNCS(getopt_long_only,,LIBS="$LIBS -lgetopt" DEPLIBS="$DEPLIBS libgetopt.a")
 
-AC_CHECK_FUNC(asprintf,,LIBS="$LIBS -lsnprintf" DEPLIBS="$DEPLIBS libsnprintf.a")
+#AC_HAVE_DECL(asprintf, [#include <stdio.h>])
+#AC_HAVE_DECL(vasprintf, [#include <stdio.h>])
+#AC_HAVE_DECL(vsnprintf, [#include <stdio.h>])
+#AC_HAVE_DECL(snprintf, [#include <stdio.h>])
+
+AC_CHECK_FUNC(snprintf,AC_DEFINE(HAVE_SNPRINTF,1,[Define if snprintf is present]))
+AC_CHECK_FUNC(vsnprintf,AC_DEFINE(HAVE_VSNPRINTF,1,[Define if vsnprintf is present]))
+AC_CHECK_FUNC(vasprintf,AC_DEFINE(HAVE_VASPRINTF,1,[Define if vasprintf is present]))
+AC_CHECK_FUNC(asprintf,AC_DEFINE(HAVE_ASPRINTF,1,[Define if asprintf is present]))
+
+if test x"$ac_cv_HAVE_SNPRINTF" = x"no" -o x"$ac_cv_HAVE_VSNPRINTF" = x"no" -o x"$ac_cv_HAVE_VASPRINTF" = x"no" -o x"$ac_cv_HAVE_ASPRINTF" = x"no"; then
+  LIBS="$LIBS -lsnprintf" DEPLIBS="$DEPLIBS libsnprintf.a"
+fi
+
 
 dnl Checks for library functions.
 AC_CHECK_FUNCS(memmove select socket strdup strstr strtod strtol strtoul gettimeofday)
-- 
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