diff options
Diffstat (limited to 'gsm-receiver/config/lf_cxx.m4')
| -rw-r--r-- | gsm-receiver/config/lf_cxx.m4 | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/gsm-receiver/config/lf_cxx.m4 b/gsm-receiver/config/lf_cxx.m4 index c581c9b..dfc6bfb 100644 --- a/gsm-receiver/config/lf_cxx.m4 +++ b/gsm-receiver/config/lf_cxx.m4 @@ -37,11 +37,6 @@ AC_DEFUN([LF_CONFIGURE_CXX],[ # ----------------------------------------------------------------------- # This macro tests the C++ compiler for various portability problem. -# 1. Defines CXX_HAS_NO_BOOL if the compiler does not support the bool -# data type -# 2. Defines CXX_HAS_BUGGY_FOR_LOOPS if the compiler has buggy -# scoping for the for-loop -# 3. Defines USE_ASSERT if the user wants to use assertions # ----------------------------------------------------------------------- @@ -56,32 +51,6 @@ AC_DEFUN([LF_CXX_PORTABILITY],[ AC_LANG_SAVE AC_LANG_CPLUSPLUS - dnl Check whether we have bool - AC_MSG_CHECKING(whether C++ has bool) - AC_TRY_RUN([main() { bool b1=true; bool b2=false; }], - [ AC_MSG_RESULT(yes) ], - [ AC_MSG_RESULT(no) - AC_DEFINE(CXX_HAS_NO_BOOL,[],[Define if C++ is missing bool type]) ], - [ AC_MSG_WARN(Don't cross-compile)] - ) - - dnl Test whether C++ has buggy for-loops - AC_MSG_CHECKING(whether C++ has buggy scoping in for-loops) - AC_TRY_COMPILE([#include <iostream.h>], [ - for (int i=0;i<10;i++) { } - for (int i=0;i<10;i++) { } -], [ AC_MSG_RESULT(no) ], - [ AC_MSG_RESULT(yes) - AC_DEFINE(CXX_HAS_BUGGY_FOR_LOOPS,[],[Define if for loop scoping is broken]) ]) - - dnl Test whether the user wants to enable assertions - AC_MSG_CHECKING(whether user wants assertions) - AC_ARG_ENABLE(assert, - [ --disable-assert don't use cpp.h assert], - [ AC_DEFINE(NDEBUG,[],[Define to disable asserts (don't doit!)]) - AC_MSG_RESULT(no) ], - [ AC_MSG_RESULT(yes) ], - ) dnl Test whether C++ has std::isnan AC_MSG_CHECKING(whether C++ has std::isnan) @@ -96,26 +65,3 @@ AC_DEFUN([LF_CXX_PORTABILITY],[ AC_LANG_RESTORE ]) -AH_BOTTOM([// Workaround for compilers with buggy for-loop scoping -// That's quite a few compilers actually including recent versions of -// Dec Alpha cxx, HP-UX CC and SGI CC. -// The trivial "if" statement provides the correct scoping to the -// for loop - -#ifdef CXX_HAS_BUGGY_FOR_LOOPS -#undef for -#define for if(1) for -#endif -]) - -AH_BOTTOM([// If the C++ compiler we use doesn't have bool, then -// the following is a near-perfect work-around. -// You must make sure your code does not depend on "int" and "bool" -// being two different types, in overloading for instance. - -#ifdef CXX_HAS_NO_BOOL -#define bool int -#define true 1 -#define false 0 -#endif -]) |