From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Date: Wed, 25 Jan 2012 03:13:31 +0000 (-0500)
Subject: read_intr: Make it flush to output so when pipping it works correctly.
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=e3f8bdcc60e675f848d475efd5b662a857aec5a6;p=xentesttools%2Fbootstrap.git

read_intr: Make it flush to output so when pipping it works correctly.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---

diff --git a/root_image/tools/read_intr/read_intr.c b/root_image/tools/read_intr/read_intr.c
index e698f4a..1772fdf 100644
--- a/root_image/tools/read_intr/read_intr.c
+++ b/root_image/tools/read_intr/read_intr.c
@@ -217,13 +217,14 @@ void get_delta(struct snapshot *b, struct snapshot *n, unsigned long tick)
 			if (delta > p_new->max[i])
 				p_new->max[i] = delta;
 			if (delta > DELTA) {
-				printf("%-5s %2d: %-5d %-5d %-5d %-20s %ldsec\n",
+				fprintf(stdout, "%-5s %2d: %-5d %-5d %-5d %-20s %ldsec\n",
 					p_old->name, i, delta / MAX_SLEEP,
 					p_new->avg[i] / MAX_SLEEP, p_new->max[i] / MAX_SLEEP,
 					p_old->drivers, tick);
 			}
 			
 		}
+		fflush(stdout);
 skip:
 		p_old = q_old;
 		p_new = q_new;
@@ -242,8 +243,8 @@ int main(int argc, char *argv[])
 		return;
 
 	cnt = MAX_CNT;
-	printf("-----------------------------------------------------------\n");
-	printf("irq  cpu: delta avg/s max/s driver               time\n");
+	fprintf(stdout,"-----------------------------------------------------------\n");
+	fprintf(stdout,"irq  cpu: delta avg/s max/s driver               time\n");
 	before = get_snapshot(cpu_count);
 	tick = 0;
 	while (cnt--) {