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authorEli Zaretskii <eliz@gnu.org>2016-12-10 10:49:39 +0200
committerEli Zaretskii <eliz@gnu.org>2016-12-10 10:49:39 +0200
commit19bc43020d6afa2265447e2dad43ad617812ab38 (patch)
tree191d058414beaac652b98326807ee8afafd983c3 /src/xgselect.c
parentad03e7af8b816a9a86480196383eaf080afc28e4 (diff)
downloademacs-19bc43020d6afa2265447e2dad43ad617812ab38.tar.gz
Documentation and commentary improvements
* src/lisp.h: * src/regex.c: * src/xgselect.c (xg_select): Improve commentary and formatting. * doc/lispref/objects.texi (Thread Type, Mutex Type) (Condition Variable Type): New subsections. (Type Predicates): Add thread-related predicates. * doc/lispref/objects.texi (Editing Types): * doc/lispref/elisp.texi (Top): Update higher-level menus.
Diffstat (limited to 'src/xgselect.c')
-rw-r--r--src/xgselect.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/xgselect.c b/src/xgselect.c
index e418e1a3c4e..2f23764ae41 100644
--- a/src/xgselect.c
+++ b/src/xgselect.c
@@ -76,6 +76,9 @@ xg_select (int fds_lim, fd_set *rfds, fd_set *wfds, fd_set *efds,
if (gfds_size < n_gfds)
{
+ /* Avoid using SAFE_NALLOCA, as that implicitly refers to the
+ current thread. Using xnmalloc avoids thread-switching
+ problems here. */
gfds = xnmalloc (n_gfds, sizeof *gfds);
must_free = 1;
gfds_size = n_gfds;