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annotate src/libsamplerate-0.1.9/M4/check_signal.m4 @ 81:7029a4916348
Merge build update
| author | Chris Cannam |
|---|---|
| date | Thu, 31 Oct 2019 13:36:58 +0000 |
| parents | 481f5f8c5634 |
| children |
| rev | line source |
|---|---|
| Chris@41 | 1 dnl @synopsis AC_CHECK_SIGNAL(SIGNAME) |
| Chris@41 | 2 dnl |
| Chris@41 | 3 dnl |
| Chris@41 | 4 dnl @category C |
| Chris@41 | 5 dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com> |
| Chris@41 | 6 dnl @version 1.0 Jul 07 2007 |
| Chris@41 | 7 |
| Chris@41 | 8 AC_DEFUN([AC_CHECK_SIGNAL], |
| Chris@41 | 9 [AC_CACHE_CHECK(for $1, |
| Chris@41 | 10 ac_cv_signal_$1, |
| Chris@41 | 11 [ |
| Chris@41 | 12 AC_TRY_LINK([ |
| Chris@41 | 13 #include <signal.h> |
| Chris@41 | 14 |
| Chris@41 | 15 ], signal($1, SIG_DFL) ;, ac_cv_signal_$1=yes, ac_cv_signal_$1=no) |
| Chris@41 | 16 |
| Chris@41 | 17 ]) |
| Chris@41 | 18 |
| Chris@41 | 19 if test "$ac_cv_signal_$1" = yes; then |
| Chris@41 | 20 AC_DEFINE(HAVE_$1, 1, |
| Chris@41 | 21 [Define if you have signal $1.]) |
| Chris@41 | 22 fi |
| Chris@41 | 23 ])# AC_CHECK_SIGNAL |
| Chris@41 | 24 |
| Chris@41 | 25 |
| Chris@41 | 26 ## AC_CHECK_SIGNALS |