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[bpt/guile.git] / NEWS

diff --git a/NEWS b/NEWS
index 3913f57..48f639b 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -355,6 +355,16 @@ their revealed counts set to zero.
 
 ** serial-array-map renamed to serial-array-map!
 
+** catch doesn't take #f as first argument any longer
+
+Previously, it was possible to pass #f instead of a key to `catch'.
+That would cause `catch' to pass a jump buffer object to the procedure
+passed as second argument.  The procedure could then use this jump
+buffer objekt as an argument to throw.
+
+This mechanism has been removed since its utility doesn't motivate the
+extra complexity it introduces.
+
 * Changes to the gh_ interface
 
 ** Function: void gh_write (SCM x)
@@ -454,6 +464,12 @@ strings.
 scm_putc, scm_puts, scm_lfwrite, scm_getc, scm_ungetc, and
 scm_do_read_line.
 
+** scm_catch_body_t: Backward incompatible change!
+
+Body functions to scm_internal_catch and friends do not any longer
+take a second argument.  This is because it is no longer possible to
+pass a #f arg to catch.
+
 \f
 Changes in Guile 1.2 (released Tuesday, June 24 1997):