Add check for ieeefp.h. Include it in util.c if present.

This is for 'finite' on Solaris 8.


git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@2901 57a11ea4-9604-0410-9ed3-97b8803252fd

acconfig.h

@@ -38,6 +38,9 @@
 /* limits.h header present */
 #undef HAVE_LIMITS_H
 
+/* ieeefp.h header present */
+#undef HAVE_IEEEFP_H
+
 /* memcpy present */
 #undef HAVE_MEMCPY
 

config.h.in

@@ -126,6 +126,9 @@
 /* Define if you have the <argz.h> header file.  */
 #undef HAVE_ARGZ_H
 
+/* Define if you have the <ieeefp.h> header file.  */
+#undef HAVE_IEEEFP_H
+
 /* Define if you have the <limits.h> header file.  */
 #undef HAVE_LIMITS_H
 

configure.in

@@ -42,7 +42,7 @@ AC_C_BIGENDIAN
 AC_PROG_MAKE_SET
 AC_HEADER_STDC
 
-AC_CHECK_HEADERS(limits.h)
+AC_CHECK_HEADERS(limits.h ieeefp.h)
 AC_CHECK_FUNCS(stpcpy memcpy)   
 
 AM_PATH_GLIB

src/engine/util.c

@@ -27,6 +27,10 @@
 
 #include "config.h"
 
+#ifdef HAVE_IEEEFP_H
+#  include <ieeefp.h>    /* for finite in Solaris 8 */
+#endif
+
 #include <ctype.h>
 #include <errno.h>
 #include <glib.h>