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c-ares: do not look properties for fallback dns

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They're working on old versions of Android only.

Logcat:

  04-10 20:50:22.854 22854 22854 E libc    : Access denied finding property "net.dns1"
This commit is contained in:
Leonid Pliushch 2020-04-10 21:05:37 +03:00
parent f36759a52b
commit c44017b3cb
2 changed files with 27 additions and 0 deletions
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1
packages/c-ares/build.sh
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@ -2,6 +2,7 @@ TERMUX_PKG_HOMEPAGE=https://c-ares.haxx.se
TERMUX_PKG_DESCRIPTION="Library for asynchronous DNS requests (including name resolves)"
TERMUX_PKG_LICENSE="MIT"
TERMUX_PKG_VERSION=1.16.0
TERMUX_PKG_REVISION=1
TERMUX_PKG_SRCURL=https://github.com/c-ares/c-ares/archive/cares-${TERMUX_PKG_VERSION//./_}.tar.gz
TERMUX_PKG_SHA256=b045ef78cda05edd4c677ab351f209315aab8fb041051031bdbe185aaf74baf3
TERMUX_PKG_BREAKS="c-ares-dev"

26
packages/c-ares/hardcode-fallback-dns.patch Normal file
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@ -0,0 +1,26 @@
diff -uNr c-ares-cares-1_16_0/ares_init.c c-ares-cares-1_16_0.mod/ares_init.c
--- c-ares-cares-1_16_0/ares_init.c 2020-03-12 18:58:05.000000000 +0200
+++ c-ares-cares-1_16_0.mod/ares_init.c 2020-04-10 21:00:59.756808053 +0300
@@ -1585,20 +1585,8 @@
* We'll only run this if we don't have any dns servers
* because this will get the same ones (if it works). */
if (status != ARES_EOF) {
- char propname[PROP_NAME_MAX];
- char propvalue[PROP_VALUE_MAX]="";
- for (i = 1; i <= MAX_DNS_PROPERTIES; i++) {
- snprintf(propname, sizeof(propname), "%s%u", DNS_PROP_NAME_PREFIX, i);
- if (__system_property_get(propname, propvalue) < 1) {
- status = ARES_EOF;
- break;
- }
-
- status = config_nameserver(&servers, &nservers, propvalue);
- if (status != ARES_SUCCESS)
- break;
- status = ARES_EOF;
- }
+ config_nameserver(&servers, &nservers, "8.8.4.4");
+ status = ARES_EOF;
}
# endif /* HAVE___SYSTEM_PROPERTY_GET */
#elif defined(CARES_USE_LIBRESOLV)