diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/mmap-stack.m4 | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/m4/mmap-stack.m4 b/m4/mmap-stack.m4 deleted file mode 100644 index cc7e80141..000000000 --- a/m4/mmap-stack.m4 +++ /dev/null @@ -1,30 +0,0 @@ -#serial 1 -# Arrange to define HAVE_MMAP_STACK and to compile mmap-stack.c -# if there is sufficient support. -# From Jim Meyering - -AC_DEFUN([AC_SYS_MMAP_STACK], -[ - # prerequisites - AC_REQUIRE([AC_FUNC_MMAP]) - AC_CHECK_HEADERS_ONCE(sys/mman.h ucontext.h stdarg.h) - AC_CHECK_FUNCS_ONCE(getcontext makecontext setcontext) - - # For now, require tmpfile. FIXME: if there's a system with working mmap - # and *context functions yet that lacks tmpfile, we can provide a replacement. - AC_CHECK_FUNCS_ONCE(tmpfile) - - ac_i=$ac_cv_func_tmpfile - ac_i=$ac_i:$ac_cv_func_getcontext - ac_i=$ac_i:$ac_cv_func_makecontext - ac_i=$ac_i:$ac_cv_func_setcontext - ac_i=$ac_i:$ac_cv_func_mmap_fixed_mapped - - if test $ac_i = yes:yes:yes:yes:yes; then - AC_LIBOBJ(mmap-stack) - AC_DEFINE(HAVE_MMAP_STACK, 1, - [Define to 1 if there is sufficient support (mmap, getcontext, - makecontext, setcontext) for running a process with mmap'd - memory for its stack.]) - fi -]) |