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authorNick Mathewson <nickm@torproject.org>2016-06-02 09:46:12 -0400
committerNick Mathewson <nickm@torproject.org>2016-06-11 10:11:54 -0400
commit53a3b39da1241ba43f63f1515f6ef5167b182cae (patch)
tree558ec394f3a02bb8f2b5e887ff70b82231424143 /src/or/circuitlist.c
parent80f1a2cbbdd0abd509711a5069f31855df5bcd79 (diff)
downloadtor-53a3b39da1241ba43f63f1515f6ef5167b182cae.tar.gz
tor-53a3b39da1241ba43f63f1515f6ef5167b182cae.zip
Add -Wmissing-variable-declarations, with attendant fixes
This is a big-ish patch, but it's very straightforward. Under this clang warning, we're not actually allowed to have a global variable without a previous extern declaration for it. The cases where we violated this rule fall into three roughly equal groups: * Stuff that should have been static. * Stuff that was global but where the extern was local to some other C file. * Stuff that was only global when built for the unit tests, that needed a conditional extern in the headers. The first two were IMO genuine problems; the last is a wart of how we build tests.
Diffstat (limited to 'src/or/circuitlist.c')
-rw-r--r--src/or/circuitlist.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/or/circuitlist.c b/src/or/circuitlist.c
index 1efb7ef4d0..d2ba7d4781 100644
--- a/src/or/circuitlist.c
+++ b/src/or/circuitlist.c
@@ -109,7 +109,7 @@ HT_GENERATE2(chan_circid_map, chan_circid_circuit_map_t, node,
* used to improve performance when many cells arrive in a row from the
* same circuit.
*/
-chan_circid_circuit_map_t *_last_circid_chan_ent = NULL;
+static chan_circid_circuit_map_t *_last_circid_chan_ent = NULL;
/** Implementation helper for circuit_set_{p,n}_circid_channel: A circuit ID
* and/or channel for circ has just changed from <b>old_chan, old_id</b>