From e5b7ee2506fbb2353de7c55c8a7541bf69d23d97 Mon Sep 17 00:00:00 2001
From: hadaq <hadaq>
Date: Wed, 18 Aug 2004 10:24:38 +0000
Subject: [PATCH] evtbuild check if space is left on disk

---
 hadaq/evtbuild.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/hadaq/evtbuild.c b/hadaq/evtbuild.c
index 74cef43..5403777 100644
--- a/hadaq/evtbuild.c
+++ b/hadaq/evtbuild.c
@@ -1,4 +1,4 @@
-static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/evtbuild.c,v 6.71 2004-08-18 09:58:28 hadaq Exp $";
+static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/evtbuild.c,v 6.72 2004-08-18 10:24:38 hadaq Exp $";
 
 
 #define _POSIX_C_SOURCE 199309L
@@ -15,6 +15,7 @@ static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hada
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/vfs.h>
 #include <time.h>
 
 #include <syslog.h>
@@ -161,7 +162,7 @@ static void argsDefault(TheArgs *my)
 	my->queueSize = 1 * 1024 * 1024;
 	strcpy(my->verbosity, "info");
 	my->evtId = 0;
-	my->maxFileSz = (2 * 1024 * 1024 * 1024UL);
+	my->maxFileSz = (2 * 1024 * 1024 * 1024UL - 1);
 }
 
 static int argsFromCL(TheArgs *my, int argc, char *argv[])
@@ -419,6 +420,17 @@ static int openFile(TheArgs *theArgs)
 			syslog(LOG_ERR, "opening file %s: %s", theArgs->outPath, strerror(errno));
 			outFile = NULL;
 			return -1;
+		} else {
+			struct statfs bufS, *buf = &bufS;
+			statfs(theArgs->outPath, buf);
+			if (theArgs->maxFileSz / buf->f_bsize > buf->f_bavail) {
+				errno = ENOSPC;
+				fclose(outFile);
+				outFile = NULL;
+				unlink(theArgs->outPath);
+				syslog(LOG_ERR, "opening file %s: %s", theArgs->outPath, strerror(errno));
+				return -1;
+			}
 		}
 	} else if (strcmp(theArgs->outDev, "tape") == 0) {
 		if (strcmp(theArgs->outPath, "") == 0) {
-- 
2.43.0