[Ganc-commit] ganc config.h.in,1.5,1.6 configure.in,1.19,1.20

[<ho...@us...>]

Update of /cvsroot/ganc/ganc
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv2928

Modified Files:
	config.h.in configure.in 
Log Message:
Added considerations about math library that improve portability


Index: config.h.in
===================================================================
RCS file: /cvsroot/ganc/ganc/config.h.in,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** config.h.in	20 Jan 2004 01:33:40 -0000	1.5
--- config.h.in	27 Feb 2004 02:44:27 -0000	1.6
***************
*** 4,10 ****
--- 4,20 ----
  #undef BUILD_GUI
  
+ /* Define to one if isinf function is available */
+ #undef HAVE_ISINF
+ 
  /* Define to 1 if you have the `m' library (-lm). */
  #undef HAVE_LIBM
  
+ /* Define to 1 if long double works and has more range or precision than
+    double. */
+ #undef HAVE_LONG_DOUBLE
+ 
+ /* Define to 1 if long double functions are available */
+ #undef HAVE_LONG_DOUBLE_FUNCTIONS
+ 
  /* Define to 1 if your C compiler doesn't accept -c and -o together. */
  #undef NO_MINUS_C_MINUS_O

Index: configure.in
===================================================================
RCS file: /cvsroot/ganc/ganc/configure.in,v
retrieving revision 1.19
retrieving revision 1.20
diff -C2 -d -r1.19 -r1.20
*** configure.in	27 Feb 2004 00:34:07 -0000	1.19
--- configure.in	27 Feb 2004 02:44:27 -0000	1.20
***************
*** 22,25 ****
--- 22,26 ----
  AC_PROG_CC_C_O
  AC_PROG_CPP
+ AC_C_LONG_DOUBLE
  
  dnl Print debug status
***************
*** 56,62 ****
  dnl if no GUI we need to include math library
  if test "$BUILD_GUI" = "no"; then
!   AC_CHECK_LIB([m], [sin], [], AC_MSG_ERROR(Math library not found))
  fi
  
  dnl pass BUILD_GUI to c code
  if test "$BUILD_GUI" = "yes"; then
--- 57,71 ----
  dnl if no GUI we need to include math library
  if test "$BUILD_GUI" = "no"; then
!   AC_CHECK_LIB([m], [tan], [], AC_MSG_ERROR(Math library not found))
  fi
  
+ dnl check that math lib has 'long double' math functions
+ if test "$ac_cv_c_long_double" = "yes"; then
+   AC_CHECK_LIB([m], [tanl], AC_DEFINE(HAVE_LONG_DOUBLE_FUNCTIONS, 1, [Define to 1 if long double functions are available]), [])
+ fi
+ 
+ dnl check math lib has 'isinf' function
+ AC_CHECK_LIB([m], [isinf], AC_DEFINE(HAVE_ISINF, 1, [Define to one if isinf function is available]), [])
+ 
  dnl pass BUILD_GUI to c code
  if test "$BUILD_GUI" = "yes"; then