configure.ac: add check for NO_GETCONTEXT definition Signed-off-by: Samuel Martin [yann.morin.1998@free.fr: add a comment, change variable name, use AS_IF, remove debug traces, use AC_CHECK_FUNCS (as suggested by Thomas)] Signed-off-by: "Yann E. MORIN" Cc: Thomas Petazzoni --- configure.ac | 6 ++++++ 1 file changed, 6 insertions(+) --- bdwgc-7.2f.orig/configure.ac 2014-06-01 19:00:47.000000000 +0200 +++ bdwgc-7.2f/configure.ac 2014-12-23 14:13:11.585716713 +0100 @@ -365,6 +365,12 @@ AC_MSG_RESULT($ac_cv_fno_strict_aliasing) fi +# Check for getcontext (uClibc can be configured without it, for example) +AC_CHECK_FUNCS([getcontext]) +AS_IF([test "$ac_cv_func_getcontext" = "no"], + [CFLAGS="$CFLAGS -DNO_GETCONTEXT" + CPPFLAGS="$CPPFLAGS -DNO_GETCONTEXT"]) + case "$host" in # While IRIX 6 has libdl for the O32 and N32 ABIs, it's missing for N64 # and unnecessary everywhere.