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authorNeil Jerram <neil@ossau.uklinux.net>2009-03-10 23:55:31 +0000
committerNeil Jerram <neil@ossau.uklinux.net>2009-09-30 21:44:02 +0100
commit87f30eda98b9c84807d54af6c76b6195c5cbd009 (patch)
tree68c075350ed8489ac6230115359c6a31db95474f /libguile/continuations.c
parent09d978f3f81d7ae43ba952de8dc568f54f5f80b6 (diff)
downloadguile-87f30eda98b9c84807d54af6c76b6195c5cbd009.tar.gz
Fix spurious `throw from within critical section' errors
The crux of this problem was that the thread doing a throw, and so checking scm_i_critical_section_level, was different from the thread that was in a critical section. * libguile/async.h (scm_i_critical_section_level): Removed, replaced by per-thread critical_section_level. (SCM_CRITICAL_SECTION_START, SCM_CRITICAL_SECTION_END): Use per-thread critical_section_level. * libguile/continuations.c (scm_dynthrow): Check per-thread critical_section_level. * libguile/threads.c (guilify_self_1): Init per-thread critical_section_level. (scm_i_critical_section_level): Removed. * libguile/threads.h (scm_i_thread): New critical_section_level field. * libguile/throw.c (scm_ithrow): Check per-thread critical_section_level.
Diffstat (limited to 'libguile/continuations.c')
-rw-r--r--libguile/continuations.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/continuations.c b/libguile/continuations.c
index aa1fb334e..a0e2f6d4f 100644
--- a/libguile/continuations.c
+++ b/libguile/continuations.c
@@ -225,7 +225,7 @@ scm_dynthrow (SCM cont, SCM val)
SCM_STACKITEM *dst = thread->continuation_base;
SCM_STACKITEM stack_top_element;
- if (scm_i_critical_section_level)
+ if (thread->critical_section_level)
{
fprintf (stderr, "continuation invoked from within critical section.\n");
abort ();