-dnl Usage: LYX_CXX_STL_STRING : checks whether the C++ compiler
-dnl has a std::string that is usable for LyX. LyX does not require this
-dnl std::string to be standard.
-AC_DEFUN(LYX_CXX_STL_STRING,[
- AC_REQUIRE([AC_PROG_CXX])
- AC_MSG_CHECKING(whether the included std::string should be used)
- AC_ARG_WITH(included-string,
- [ --with-included-string use LyX string class instead of STL string],
- [lyx_cv_with_included_string=$withval
- AC_MSG_RESULT([$with_included_string])],
- [AC_CACHE_CHECK([],lyx_cv_with_included_string,
- [AC_TRY_COMPILE([
- #include <string>
- using std::string;
- ],[
- // LyX has reduced its requirements on the basic_string
- // implementation so that the basic_string supplied
- // with gcc is usable. In particular this means that
- // lyx does not use std::string::clear and not the
- // strncmp version of std::string::compare. This is mainly
- // done so that LyX can use precompiled C++ libraries that
- // already uses the systems basic_string, e.g. gtk--
- string a("hello there");
- a.erase();
- a = "hey";
- //char s[] = "y";
- //int t = a.compare(a.length() - 1, 1, s);
- a.erase();
- ],[
- lyx_cv_with_included_string=no
- ],[
- lyx_cv_with_included_string=yes
- ])
- ])
- ])
- if test x$lyx_cv_with_included_string = xyes ; then
- AC_DEFINE(USE_INCLUDED_STRING, 1,
- [Define to use the lyxstring class bundled with LyX.])
- lyx_flags="$lyx_flags included-string"
- fi
- AM_CONDITIONAL(USE_LYXSTRING, test x$lyx_cv_with_included_string = xyes)
-dnl AC_MSG_RESULT([$with_included_string])
-])
-
-
-dnl Usage: LYX_CXX_GOOD_STD_STRING : checks whether the C++ compiler
-dnl has a std::string that is close to the standard. So close that
-dnl methods not found in "unstandard" std::strings are present here.
-AC_DEFUN(LYX_CXX_GOOD_STD_STRING,[
- AC_REQUIRE([AC_PROG_CXX])
- AC_CACHE_CHECK([whether the systems std::string is really good],
- [lyx_cv_std_string_good],
- [AC_TRY_COMPILE([
- #include <string>
- using std::string;
- ],[
- // From a std::string that is supposed to be close to the
- // standard we require at least three things:
- // - clear() and erase()
- // - the strncmp of compare()
- // - push_back()
- string a("hello there");
- a.erase();
- a = "hey";
- char s[] = "y";
- int t = a.compare(a.length() - 1, 1, s);
- a.push_back('g');
- a.clear();
- ],[
- lyx_cv_std_string_good=yes
- ],[
- lyx_cv_std_string_good=no
-
- ])
- ])
- if test x$lyx_cv_std_string_good = xyes ; then
- AC_DEFINE(STD_STRING_IS_GOOD, 1,
- [Define if the systems std::string is really good.])
- fi
+dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
+dnl be used.
+AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
+ AC_ARG_WITH(included-boost,
+ [ --with-included-boost use the boost lib supplied with LyX],
+ [lyx_cv_with_included_boost=$withval
+ AC_MSG_RESULT([$with_included_boost])],
+ [lyx_cv_with_included_boost=yes])
+ AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)