From 056593992509f32c834360664489e8e239d22802 Mon Sep 17 00:00:00 2001 From: Martin Quinson Date: Wed, 7 Sep 2011 16:13:58 +0200 Subject: [PATCH 1/1] more informative error message when an invalid context factory is selected --- src/simix/smx_context.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/src/simix/smx_context.c b/src/simix/smx_context.c index 9fc1b5d3e7..7e0b7e56c7 100644 --- a/src/simix/smx_context.c +++ b/src/simix/smx_context.c @@ -70,7 +70,19 @@ void SIMIX_context_mod_init(void) SIMIX_ctx_raw_factory_init(&simix_global->context_factory); } else { - xbt_die("Invalid context factory specified"); + XBT_ERROR("Invalid context factory specified. Valid factories on this machine:"); +#ifdef HAVE_RAWCTX + XBT_ERROR(" raw: high performance context factory implemented specifically for SimGrid"); +#else + XBT_ERROR(" (raw contextes are disabled at compilation time on this machine -- check configure logs for details)"); +#endif +#ifdef CONTEXT_UCONTEXT + XBT_ERROR(" ucontext: classical system V contextes (implemented with makecontext, swapcontext and friends)"); +#else + XBT_ERROR(" (ucontext is disabled at compilation time on this machine -- check configure logs for details)"); +#endif + XBT_ERROR(" thread: slow portability layer using system threads (pthreads on UNIX, CreateThread() on windows)"); + xbt_die("Please use a valid factory."); } } } -- 2.20.1