New module 'unicase/ulc-casecoll'.

[pspp] / lib / c-stack.h

diff --git a/lib/c-stack.h b/lib/c-stack.h
index 8c06541fd62c2239be345b2dfc97ae176d99dbd1..e1e0a6e44876f5093151bf24cea8befff50860d8 100644 (file)
--- a/lib/c-stack.h
+++ b/lib/c-stack.h
@@ -36,6 +36,9 @@
    ACTION must be async-signal-safe.  ACTION together with its callees
    must not require more than SIGSTKSZ bytes of stack space.  Also,
    ACTION should not call longjmp, because this implementation does
-   not guarantee that it is safe to return to the original stack.  */
+   not guarantee that it is safe to return to the original stack.
+
+   This function may install a handler for the SIGSEGV signal or for the SIGBUS
+   signal or exercise other system dependent exception handling APIs.  */
 
 extern int c_stack_action (void (* /*action*/) (int));