[patch] gawkextlib-select-timeout.patch

gawkextlib-select-timeout.patch (text/plain), 1.37 KB, created by hangglider on 2021-06-25 07:50:03 UTC

diff -ur gawkextlib-1.0.0.orig/select/doc/select.3am gawkextlib-1.0.0/select/doc/select.3am
--- gawkextlib-1.0.0.orig/select/doc/select.3am	2021-06-25 09:15:33.964207814 +0200
+++ gawkextlib-1.0.0/select/doc/select.3am	2021-06-25 09:22:50.316193786 +0200
@@ -131,7 +131,7 @@
 since the last call.  The index is the signal number, and the value
 will be the symbolic signal name (e.g. "INT") if we are able to look it up.
 If <timeout> is present and numeric, that is the maximum number of seconds
-to wait.  Otherwise, it will block indefinitely.
+to wait. If <timeout> is the string "NULL", it will block indefinitely.
 The <readfds>, <writefds>, and <exceptfds> arrays will have the <command>
 in the index, and the <command type> as the value.  This works the same
 way as the set_non_blocking function.  If the index value is numeric
diff -ur gawkextlib-1.0.0.orig/select/select.c gawkextlib-1.0.0/select/select.c
--- gawkextlib-1.0.0.orig/select/select.c	2021-06-25 09:15:33.964207814 +0200
+++ gawkextlib-1.0.0/select/select.c	2021-06-25 09:21:57.720195477 +0200
@@ -415,6 +415,8 @@
     maxwait.tv_sec = maxwait.tv_usec = 0;
     timeout = &maxwait;
   }
+  else if (get_argument(3, AWK_STRING, &timeout_arg) && !strcmp(timeout_arg.str_value.str, "NULL"))
+	timeout = NULL;
   else if (get_argument(3, AWK_NUMBER, &timeout_arg)) {
     double secs = timeout_arg.num_value;
     if (secs < 0) {