diff options
Diffstat (limited to 'gnulib/m4/sigaction.m4')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/m4/sigaction.m4 | 43 |
2 files changed, 43 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/m4/sigaction.m4 b/gnulib/m4/sigaction.m4 new file mode 100644 index 0000000..b365e26 --- /dev/null +++ b/gnulib/m4/sigaction.m4 @@ -0,0 +1,43 @@ +# sigaction.m4 serial 6 +dnl Copyright (C) 2008-2011 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +# Determine if sigaction interface is present. +AC_DEFUN([gl_SIGACTION], +[ + AC_REQUIRE([gl_SIGNAL_H_DEFAULTS]) + AC_CHECK_FUNCS_ONCE([sigaction]) + if test $ac_cv_func_sigaction = yes; then + AC_CHECK_MEMBERS([struct sigaction.sa_sigaction], , , + [[#include <signal.h>]]) + if test $ac_cv_member_struct_sigaction_sa_sigaction = no; then + HAVE_STRUCT_SIGACTION_SA_SIGACTION=0 + fi + else + HAVE_SIGACTION=0 + fi +]) + +# Prerequisites of the part of lib/signal.in.h and of lib/sigaction.c. +AC_DEFUN([gl_PREREQ_SIGACTION], +[ + AC_REQUIRE([gl_SIGNAL_H_DEFAULTS]) + AC_REQUIRE([AC_C_RESTRICT]) + AC_REQUIRE([AC_TYPE_UID_T]) + AC_REQUIRE([gl_PREREQ_SIG_HANDLER_H]) + AC_CHECK_FUNCS_ONCE([sigaltstack siginterrupt]) + AC_CHECK_TYPES([siginfo_t], [], [], [[ +#include <signal.h> + ]]) + if test $ac_cv_type_siginfo_t = no; then + HAVE_SIGINFO_T=0 + fi +]) + +# Prerequisites of lib/sig-handler.h. +AC_DEFUN([gl_PREREQ_SIG_HANDLER_H], +[ + AC_REQUIRE([AC_C_INLINE]) +]) |