support. Unconditionally check for sigsetjmp and siglongjmp.
(HAVE_STACK_OVERFLOW_HANDLING): Define if we can support it.
+ (HAVE_LINUX_SYSINFO): Avoid false positive on Solaris.
+
2014-08-25 Ken Brown <kbrown@cornell.edu>
* configure.ac (G_SLICE_ALWAYS_MALLOC): Remove obsolete macro.
[Define to 1 if personality LINUX32 can be set.])
fi
+# Note that Solaris has sys/sysinfo.h which defines struct
+# sysinfo as well. To make sure that we're using GNU/Linux
+# sysinfo, we explicitly set one of its fields.
if test "$ac_cv_header_sys_sysinfo_h" = yes; then
AC_MSG_CHECKING([if Linux sysinfo may be used])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/sysinfo.h>]],
- [[struct sysinfo si; sysinfo (&si)]])],
+ [[struct sysinfo si;
+ si.totalram = 0;
+ sysinfo (&si)]])],
emacs_cv_linux_sysinfo=yes, emacs_cv_linux_sysinfo=no)
AC_MSG_RESULT($emacs_cv_linux_sysinfo)
if test $emacs_cv_linux_sysinfo = yes; then