diff options
Diffstat (limited to 'patches/glibc-2.20/0300-resolv-dynamic.patch')
| -rw-r--r-- | patches/glibc-2.20/0300-resolv-dynamic.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/patches/glibc-2.20/0300-resolv-dynamic.patch b/patches/glibc-2.20/0300-resolv-dynamic.patch new file mode 100644 index 0000000..8865e25 --- /dev/null +++ b/patches/glibc-2.20/0300-resolv-dynamic.patch @@ -0,0 +1,47 @@ +From: unknown author <unknown.author@example.com> +Date: Tue, 1 Nov 2011 18:58:26 +0100 +Subject: [PATCH] resolv dynamic + +ripped from SuSE + +if /etc/resolv.conf is updated, then make sure applications +already running get the updated information. + +http://bugs.gentoo.org/177416 +--- + resolv/res_libc.c | 15 +++++++++++++++ + 1 file changed, 15 insertions(+) + +diff --git a/resolv/res_libc.c b/resolv/res_libc.c +index ee3fa2114b70..10cb08bdd9be 100644 +--- a/resolv/res_libc.c ++++ b/resolv/res_libc.c +@@ -22,6 +22,7 @@ + #include <arpa/nameser.h> + #include <resolv.h> + #include <bits/libc-lock.h> ++#include <sys/stat.h> + + + /* The following bit is copied from res_data.c (where it is #ifdef'ed +@@ -95,6 +96,20 @@ int + __res_maybe_init (res_state resp, int preinit) + { + if (resp->options & RES_INIT) { ++ static time_t last_mtime, last_check; ++ time_t now; ++ struct stat statbuf; ++ ++ time (&now); ++ if (now != last_check) { ++ last_check = now; ++ if (stat (_PATH_RESCONF, &statbuf) == 0 && last_mtime != statbuf.st_mtime) { ++ last_mtime = statbuf.st_mtime; ++ atomicinclock (lock); ++ atomicinc (__res_initstamp); ++ atomicincunlock (lock); ++ } ++ } + if (__res_initstamp != resp->_u._ext.initstamp) { + if (resp->nscount > 0) + __res_iclose (resp, true); |