diff options
Diffstat (limited to 'libmudflap/acinclude.m4')
-rw-r--r-- | libmudflap/acinclude.m4 | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/libmudflap/acinclude.m4 b/libmudflap/acinclude.m4 index 4308f508d84..38e0808ad93 100644 --- a/libmudflap/acinclude.m4 +++ b/libmudflap/acinclude.m4 @@ -1,25 +1,3 @@ -dnl Check whether the target supports TLS. -AC_DEFUN([LIBMUDFLAP_CHECK_TLS], [ - LIBMUDFLAP_ENABLE(tls, yes, [Use thread-local storage]) - AC_CACHE_CHECK([whether the target supports thread-local storage], - have_tls, [ - AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], - [dnl If the test case passed with dynamic linking, try again with - dnl static linking. This fails at least with some older Red Hat - dnl releases. - save_LDFLAGS="$LDFLAGS" - LDFLAGS="-static $LDFLAGS" - AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], - [have_tls=yes], [have_tls=no], []) - LDFLAGS="$save_LDFLAGS"], - [have_tls=no], - [AC_COMPILE_IFELSE([__thread int foo;], [have_tls=yes], [have_tls=no])] - )]) - if test "$enable_tls $have_tls" = "yes yes"; then - AC_DEFINE(HAVE_TLS, 1, - [Define to 1 if the target supports thread-local storage.]) - fi]) - dnl ---------------------------------------------------------------------- dnl This whole bit snagged from libgfortran. @@ -32,41 +10,3 @@ AC_DEFUN([AM_PROG_LIBTOOL]) AC_DEFUN([AC_LIBTOOL_DLOPEN]) AC_DEFUN([AC_PROG_LD]) ]) - -dnl ---------------------------------------------------------------------- -dnl This whole bit snagged from libstdc++-v3. - -dnl -dnl LIBMUDFLAP_ENABLE -dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING) -dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING, permit a|b|c) -dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING, SHELL-CODE-HANDLER) -dnl -dnl See docs/html/17_intro/configury.html#enable for documentation. -dnl -m4_define([LIBMUDFLAP_ENABLE],[dnl -m4_define([_g_switch],[--enable-$1])dnl -m4_define([_g_help],[AC_HELP_STRING(_g_switch$3,[$4 @<:@default=$2@:>@])])dnl - AC_ARG_ENABLE($1,_g_help, - m4_bmatch([$5], - [^permit ], - [[ - case "$enableval" in - m4_bpatsubst([$5],[permit ])) ;; - *) AC_MSG_ERROR(Unknown argument to enable/disable $1) ;; - dnl Idea for future: generate a URL pointing to - dnl "onlinedocs/configopts.html#whatever" - esac - ]], - [^$], - [[ - case "$enableval" in - yes|no) ;; - *) AC_MSG_ERROR(Argument to enable/disable $1 must be yes or no) ;; - esac - ]], - [[$5]]), - [enable_]m4_bpatsubst([$1],-,_)[=][$2]) -m4_undefine([_g_switch])dnl -m4_undefine([_g_help])dnl -]) |