From a68867b150eabfa820a12f8a9f1b4cf5b9dbd8e9 Mon Sep 17 00:00:00 2001 From: Roger Dingledine Date: Wed, 26 Oct 2011 17:11:52 -0400 Subject: [PATCH] manually backport a5232e0c4c --- changes/bug3208b | 4 ++++ src/or/circuitbuild.c | 3 --- src/or/command.c | 1 + src/or/control.c | 2 -- src/or/directory.c | 2 -- src/or/dirvote.c | 3 +-- src/or/eventdns.c | 3 +++ src/or/test.c | 3 ++- 8 files changed, 11 insertions(+), 10 deletions(-) create mode 100644 changes/bug3208b diff --git a/changes/bug3208b b/changes/bug3208b new file mode 100644 index 0000000000..5e0489b223 --- /dev/null +++ b/changes/bug3208b @@ -0,0 +1,4 @@ + o Minor bugfixes: + - Fix warnings from GCC 4.6's "-Wunused-but-set-variable" option. + Fixes bug 3208. + diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c index 208a9cb11b..aa845332b5 100644 --- a/src/or/circuitbuild.c +++ b/src/or/circuitbuild.c @@ -2297,7 +2297,6 @@ entry_guards_compute_status(void) { time_t now; int changed = 0; - int severity = LOG_DEBUG; or_options_t *options; digestmap_t *reasons; if (! entry_guards) @@ -2325,8 +2324,6 @@ entry_guards_compute_status(void) if (remove_dead_entry_guards()) changed = 1; - severity = changed ? LOG_DEBUG : LOG_INFO; - if (changed) { SMARTLIST_FOREACH_BEGIN(entry_guards, entry_guard_t *, entry) { const char *reason = digestmap_get(reasons, entry->identity); diff --git a/src/or/command.c b/src/or/command.c index 9269456805..61b898cead 100644 --- a/src/or/command.c +++ b/src/or/command.c @@ -621,6 +621,7 @@ command_process_netinfo_cell(cell_t *cell, or_connection_t *conn) /* XXX maybe act on my_apparent_addr, if the source is sufficiently * trustworthy. */ + (void)my_apparent_addr; if (connection_or_set_state_open(conn)<0) connection_mark_for_close(TO_CONN(conn)); diff --git a/src/or/control.c b/src/or/control.c index f91afafeee..3ffe10bf2d 100644 --- a/src/or/control.c +++ b/src/or/control.c @@ -2999,7 +2999,6 @@ control_event_circuit_status(origin_circuit_t *circ, circuit_status_event_t tp, { const char *status; char extended_buf[96]; - int providing_reason=0; if (!EVENT_IS_INTERESTING(EVENT_CIRCUIT_STATUS)) return 0; tor_assert(circ); @@ -3023,7 +3022,6 @@ control_event_circuit_status(origin_circuit_t *circ, circuit_status_event_t tp, const char *reason_str = circuit_end_reason_to_control_string(reason_code); char *reason = NULL; size_t n=strlen(extended_buf); - providing_reason=1; if (!reason_str) { reason = tor_malloc(16); tor_snprintf(reason, 16, "UNKNOWN_%d", reason_code); diff --git a/src/or/directory.c b/src/or/directory.c index 9f9b2c1577..0c849cade4 100644 --- a/src/or/directory.c +++ b/src/or/directory.c @@ -1806,7 +1806,6 @@ connection_dir_client_reached_eof(dir_connection_t *conn) router_get_trusteddirserver_by_digest(conn->identity_digest); char *rejected_hdr = http_get_header(headers, "X-Descriptor-Not-New: "); - int rejected = 0; if (rejected_hdr) { if (!strcmp(rejected_hdr, "Yes")) { log_info(LD_GENERAL, @@ -1819,7 +1818,6 @@ connection_dir_client_reached_eof(dir_connection_t *conn) * last descriptor, not on the published time of the last * descriptor. If those are different, that's a bad thing to * do. -NM */ - rejected = 1; } tor_free(rejected_hdr); } diff --git a/src/or/dirvote.c b/src/or/dirvote.c index f1381988c9..e38c210a45 100644 --- a/src/or/dirvote.c +++ b/src/or/dirvote.c @@ -712,7 +712,7 @@ networkstatus_compute_consensus(smartlist_t *votes, * is the same flag as votes[j]->known_flags[b]. */ int *named_flag; /* Index of the flag "Named" for votes[j] */ int *unnamed_flag; /* Index of the flag "Unnamed" for votes[j] */ - int chosen_named_idx, chosen_unnamed_idx; + int chosen_named_idx; strmap_t *name_to_id_map = strmap_new(); char conflict[DIGEST_LEN]; @@ -730,7 +730,6 @@ networkstatus_compute_consensus(smartlist_t *votes, for (i = 0; i < smartlist_len(votes); ++i) unnamed_flag[i] = named_flag[i] = -1; chosen_named_idx = smartlist_string_pos(flags, "Named"); - chosen_unnamed_idx = smartlist_string_pos(flags, "Unnamed"); /* Build the flag index. */ SMARTLIST_FOREACH(votes, networkstatus_t *, v, diff --git a/src/or/eventdns.c b/src/or/eventdns.c index 1d93ae048e..ccac458d7a 100644 --- a/src/or/eventdns.c +++ b/src/or/eventdns.c @@ -1077,6 +1077,9 @@ request_parse(u8 *packet, ssize_t length, struct evdns_server_port *port, struct GET16(answers); GET16(authority); GET16(additional); + (void)additional; + (void)authority; + (void)answers; if (flags & 0x8000) return -1; /* Must not be an answer. */ flags &= 0x0110; /* Only RD and CD get preserved. */ diff --git a/src/or/test.c b/src/or/test.c index dc71db4e1d..2a37ab976a 100644 --- a/src/or/test.c +++ b/src/or/test.c @@ -461,7 +461,7 @@ test_crypto_rng(void) uint64_t big; char *host; j = crypto_rand_int(100); - if (i < 0 || i >= 100) + if (j < 0 || j >= 100) allok = 0; big = crypto_rand_uint64(U64_LITERAL(1)<<40); if (big >= (U64_LITERAL(1)<<40)) @@ -626,6 +626,7 @@ test_crypto_sha(void) /* Test SHA-1 with a test vector from the specification. */ i = crypto_digest(data, "abc", 3); test_memeq_hex(data, "A9993E364706816ABA3E25717850C26C9CD0D89D"); + test_eq(i, 0); /* Test HMAC-SHA-1 with test cases from RFC2202. */