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GNU C Library master sources branch gentoo/2.23 updated. glibc-2.23-5-g9f0a717


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The branch, gentoo/2.23 has been updated
       via  9f0a71762084b0289e5988ea63830f9b6e006c39 (commit)
      from  500248f4ce74940538c4db40f4815725f4c20c77 (commit)

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=9f0a71762084b0289e5988ea63830f9b6e006c39

commit 9f0a71762084b0289e5988ea63830f9b6e006c39
Author: Thorsten Kukuk <kukuk@suse.de>
Date:   Sun May 27 14:44:22 2007 -0400

    reload /etc/resolv.conf when it has changed
    
    if /etc/resolv.conf is updated, then make sure applications
    already running get the updated information.
    
    ripped from SuSE
    
    http://bugs.gentoo.org/177416

diff --git a/resolv/res_libc.c b/resolv/res_libc.c
index a8394e0..641a7a2 100644
--- a/resolv/res_libc.c
+++ b/resolv/res_libc.c
@@ -22,6 +22,7 @@
 #include <arpa/nameser.h>
 #include <resolv.h>
 #include <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);

-----------------------------------------------------------------------

Summary of changes:
 resolv/res_libc.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)


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