From a2d8643e9313590e339933d296ff13d8d85f6b45 Mon Sep 17 00:00:00 2001 From: nobu Date: Mon, 2 Feb 2009 00:49:40 +0000 Subject: * vm.c (vm_backtrace_each): progname is not available at initializing phase. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21935 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- vm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'vm.c') diff --git a/vm.c b/vm.c index daed3bc6c3..e73ba39d6a 100644 --- a/vm.c +++ b/vm.c @@ -692,7 +692,7 @@ vm_backtrace_each(rb_thread_t *th, int lev, rb_backtrace_iter_func *iter, void * { const rb_control_frame_t *limit_cfp = th->cfp; const rb_control_frame_t *cfp = (void *)(th->stack + th->stack_size); - const char *file; + const char *file = "ruby"; int line_no = 0; cfp -= 2; @@ -702,7 +702,7 @@ vm_backtrace_each(rb_thread_t *th, int lev, rb_backtrace_iter_func *iter, void * } } limit_cfp = RUBY_VM_NEXT_CONTROL_FRAME(limit_cfp); - file = RSTRING_PTR(th->vm->progname); + if (th->vm->progname) file = RSTRING_PTR(th->vm->progname); while (cfp > limit_cfp) { if (cfp->iseq != 0) { if (cfp->pc != 0) { -- cgit v1.2.3