From 8ad0a06cef2ade0710d426b54941ab48f8412370 Mon Sep 17 00:00:00 2001
From: hadaq <hadaq>
Date: Tue, 6 Jul 2010 15:35:08 +0000
Subject: [PATCH] chmod added for daq_ shared memory to open permissions for
 read by epics ioc. Sergey.

---
 hadaq/worker.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/hadaq/worker.c b/hadaq/worker.c
index 735a4e0..f705564 100644
--- a/hadaq/worker.c
+++ b/hadaq/worker.c
@@ -1,4 +1,4 @@
-static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/worker.c,v 6.30 2008-05-28 14:56:16 hadaq Exp $";
+static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/worker.c,v 6.31 2010-07-06 15:35:08 hadaq Exp $";
 
 #define WORKER_NEW_PROTOCOL
 
@@ -55,11 +55,13 @@ static int createStatShm(Worker *my)
 {
 	int retVal;
 	char ipcNameS[_POSIX_PATH_MAX];
+	char ipcFullNameS[_POSIX_PATH_MAX] = "/dev/shm/";
 	char *ipcName;
 
 	strcpy(ipcNameS, my->name);
 	ipcName = basename(ipcNameS);
 	strcat(ipcName, ".shm");
+	strcat(ipcFullNameS, ipcName);
 
 	if (-1 == PsxShm_unlink(ipcName) && errno != ENOENT) {
 		syslog(LOG_DEBUG, "%s:%d: %s", __FILE__, __LINE__, strerror(errno));
@@ -72,6 +74,11 @@ static int createStatShm(Worker *my)
 		} else {
 			my->statistics = my->shm->addr;
 			strcpy(my->statistics[0].name, "");
+
+			if (-1 == chmod(ipcFullNameS, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH)) {
+				syslog(LOG_ERR, "%s:%d: %s", __FILE__, __LINE__, strerror(errno));
+			}
+
 			retVal = 0;
 		}
 	}
@@ -123,9 +130,9 @@ static int closeStatShm(Worker *my)
 
 static int removeSigHandlers(Worker *my)
 {
-  return sigaction(my->signal0, my->oldSigAction0, NULL)
-    | sigaction(my->signal1, my->oldSigAction1, NULL) 
-    | sigaction(my->signal2, my->oldSigAction2, NULL);
+	return sigaction(my->signal0, my->oldSigAction0, NULL)
+		| sigaction(my->signal1, my->oldSigAction1, NULL)
+		| sigaction(my->signal2, my->oldSigAction2, NULL);
 }
 
 static int installSigHandlers(Worker *my, int s0, int s1, int s2, void (*sigHandler) (int))
@@ -241,7 +248,7 @@ int Worker_start(const char *path, char *const argv[])
 	strcpy(my->name, argv[0]);
 #ifndef WORKER_NEW_PROTOCOL
 
-	installSigHandlers(my, SIGCHLD, SIGUSR1, SIGHUP , noopHandler);
+	installSigHandlers(my, SIGCHLD, SIGUSR1, SIGHUP, noopHandler);
 
 #endif
 	my->pid = fork();
-- 
2.43.0