Update and clean up autoconf template files.

[ginac.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 53b45e5a9e8c0ac36712bc13206561eb6a40151e..35cd3862fefe3f331e6a72b93e947b9385a63416 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -22,48 +22,6 @@ define(GINAC_GET_VERSION,
 define(GINAC_GET_LTVERSION,
 [GINAC_HEADER_GETVAL(GINAC_LT_$1,[ginac/version.h])])
 
-dnl Usage: GINAC_STD_CXX_HEADERS
-dnl Check for standard C++ headers, bail out if something is missing.
-AC_DEFUN([GINAC_STD_CXX_HEADERS], [
-AC_CACHE_CHECK([for standard C++ header files], [ginac_cv_std_cxx_headers], [
-       ginac_cv_std_cxx_headers="no"
-       AC_LANG_PUSH([C++])
-       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-               #include <algorithm>
-               #include <cstddef>
-               #include <cstdio>
-               #include <cstdlib>
-               #include <cstring>
-               #include <cstdint>
-               #include <ctime>
-               #include <fstream>
-               #include <functional>
-               #include <iomanip>
-               #include <ios>
-               #include <iosfwd>
-               #include <iostream>
-               #include <iterator>
-               #include <limits>
-               #include <list>
-               #include <map>
-               #include <memory>
-               #include <numeric>
-               #include <ostream>
-               #include <set>
-               #include <sstream>
-               #include <stack>
-               #include <stdexcept>
-               #include <string>
-               #include <typeinfo>
-               #include <utility>
-               #include <vector>
-               ]])], [ginac_cv_std_cxx_headers="yes"])
-       AC_LANG_POP([C++])])
-if test "${ginac_cv_std_cxx_headers}" != "yes"; then
-       AC_MSG_ERROR([Standard ISO C++ headers are missing])
-fi
-])
-
 dnl Usage: GINAC_LIBREADLINE
 dnl
 dnl Check if GNU readline library and headers are avialable.
@@ -181,13 +139,13 @@ fi])
 AC_DEFUN([GINAC_HAVE_RUSAGE],
 [AC_CACHE_CHECK([whether struct rusage is declared in <sys/resource.h>],
 ac_cv_have_rusage,
- [AC_TRY_COMPILE([#include <sys/times.h>
-                  #include <sys/resource.h>],
-                  [struct rusage resUsage;
-                   getrusage(RUSAGE_SELF, &resUsage);
-                   return 0;],
-                 [ac_cv_have_rusage=yes],
-                 [ac_cv_have_rusage=no])
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/times.h>
+                                       #include <sys/resource.h>]],
+                                     [[struct rusage resUsage;
+                                       getrusage(RUSAGE_SELF, &resUsage);
+                                       return 0;]])],
+                    [ac_cv_have_rusage=yes],
+                    [ac_cv_have_rusage=no])
 ])
 CONFIG_RUSAGE="no"
 if test "$ac_cv_have_rusage" = yes; then