diff options
Diffstat (limited to 'sysdeps/nptl/configure.ac')
| -rw-r--r-- | sysdeps/nptl/configure.ac | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/sysdeps/nptl/configure.ac b/sysdeps/nptl/configure.ac deleted file mode 100644 index 1ee3d576be..0000000000 --- a/sysdeps/nptl/configure.ac +++ /dev/null @@ -1,37 +0,0 @@ -dnl configure fragment for new libpthread implementation. -GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. - -dnl Iff <unwind.h> is available, make sure it is the right one and it -dnl contains struct _Unwind_Exception. -AC_CACHE_CHECK(dnl -for forced unwind support, libc_cv_forced_unwind, [dnl -old_CPPFLAGS="$CPPFLAGS" -# Without inhibit_libc #define'd, GCC's unwind.h (at least for ia64) -# will try to include <stdlib.h>, which doesn't exist yet if we're -# building libc in a bare environment. -CPPFLAGS="$CPPFLAGS -Dinhibit_libc=1" -AC_TRY_COMPILE([#include <unwind.h>], [ -struct _Unwind_Exception exc; -struct _Unwind_Context *context; -_Unwind_GetCFA (context)], -libc_cv_forced_unwind=yes, libc_cv_forced_unwind=no) -CPPFLAGS="$old_CPPFLAGS"]) -if test $libc_cv_forced_unwind = yes; then - AC_DEFINE(HAVE_FORCED_UNWIND) -dnl Check for C cleanup handling. - old_CFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Werror -fexceptions" - AC_CACHE_CHECK([for C cleanup handling], libc_cv_c_cleanup, [dnl - AC_TRY_COMPILE([ -extern void some_function (void); -void cl (void *a) { }], [ - int a __attribute__ ((cleanup (cl))); - some_function ()], -libc_cv_c_cleanup=yes, libc_cv_c_cleanup=no)]) - CFLAGS="$old_CFLAGS" - if test $libc_cv_c_cleanup = no; then - AC_MSG_ERROR([the compiler must support C cleanup handling]) - fi -else - AC_MSG_ERROR(forced unwind support is required) -fi |