Fix massive lossage: 0.15 based on an outdated repository!!!

1 files changed, 12 insertions, 49 deletions

diff --git a/aclocal.m4 b/aclocal.m4
index 1a3cfef..fc82c1d 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -14,54 +14,17 @@ AC_DEFUN(PA_ADD_CFLAGS,
  CFLAGS="$pa_add_cflags__old_cflags")])
 
 dnl --------------------------------------------------------------------------
-dnl PA_BSD_SIGNAL()
+dnl PA_SIGSETJMP
 dnl
-dnl Test for BSD signal semantics.  Set shell variable BSD_SIGNAL=1 if OK.
-dnl May modify CFLAGS and/or LIBS.
+dnl Do we have sigsetjmp/siglongjmp?
 dnl --------------------------------------------------------------------------
-AC_DEFUN(PA_CHECK_BSD_SIGNAL,
-[AC_TRY_RUN([
-#include <unistd.h>
-#include <signal.h>
-int count=0;
-handle() { count++; }
-int main() {
-    int pid=getpid();
-    signal(SIGINT, handle);
-    kill(pid,SIGINT);
-    kill(pid,SIGINT);
-    kill(pid,SIGINT);
-    if (count!=3) return 1;
-    return 0;
-}
-], BSD_SIGNAL=1)])
-
-AC_DEFUN(PA_BSD_SIGNAL,
-[AC_MSG_CHECKING([for BSD signal semantics])
-PA_CHECK_BSD_SIGNAL()
-if test -z "$BSD_SIGNAL"; then
-  AC_MSG_RESULT([no])
-  AC_MSG_CHECKING([if -D__USE_BSD_SIGNAL helps])
-  pa_bsd_signal__old_cflags="$CFLAGS"
-  CFLAGS="$CFLAGS -D__USE_BSD_SIGNAL"
-  PA_CHECK_BSD_SIGNAL()
-  if test -z "$BSD_SIGNAL"; then
-    AC_MSG_RESULT([no])
-    CFLAGS="$pa_bsd_signal__old_cflags"
-    AC_MSG_CHECKING([if -lbsd helps])
-    pa_bsd_signal__old_libs="$LIBS"
-    LIBS="$LIBS -lbsd"
-    PA_CHECK_BSD_SIGNAL()
-    if test -z "$BSD_SIGNAL"; then
-      AC_MSG_RESULT([no])
-      LIBS="$pa_bsd_signal__old_libs"
-    else
-      AC_MSG_RESULT([yes])
-    fi
-  else
-    AC_MSG_RESULT([yes])
-  fi
-else
-  AC_MSG_RESULT([yes])
-fi
-])
+AC_DEFUN(PA_SIGSETJMP,
+[AC_MSG_CHECKING([for sigsetjmp])
+ AC_TRY_LINK(
+ [#include <setjmp.h>],
+ [sigjmp_buf buf;
+  sigsetjmp(buf,1);],
+ AC_MSG_RESULT([yes])
+ $1,
+ AC_MSG_RESULT([no])
+ $2)])