From b47920906bd1b0480bbcd8427b2d703889cb78e3 Mon Sep 17 00:00:00 2001 From: Philip Balister Date: Fri, 7 May 2010 19:23:58 +0000 Subject: Print an error and exit if open fails for some programs. --- host/apps/omap_debug/usrp-e-i2c.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'host/apps/omap_debug/usrp-e-i2c.c') diff --git a/host/apps/omap_debug/usrp-e-i2c.c b/host/apps/omap_debug/usrp-e-i2c.c index 615dc557b..da8709ae1 100644 --- a/host/apps/omap_debug/usrp-e-i2c.c +++ b/host/apps/omap_debug/usrp-e-i2c.c @@ -37,6 +37,12 @@ int main(int argc, char *argv[]) fp = open("/dev/usrp_e0", O_RDWR); printf("fp = %d\n", fp); + if (fp < 0) { + perror("Open failed"); + return -1; + } + +// sleep(1); if (direction) { count = argc - 3; -- cgit v1.2.3