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-debug-pins.c | 4 ++++ host/apps/omap_debug/usrp-e-i2c.c | 6 ++++++ host/apps/omap_debug/usrp-e-spi.c | 7 +++++++ 3 files changed, 17 insertions(+) diff --git a/host/apps/omap_debug/usrp-e-debug-pins.c b/host/apps/omap_debug/usrp-e-debug-pins.c index d4e3f5223..d18bbf990 100644 --- a/host/apps/omap_debug/usrp-e-debug-pins.c +++ b/host/apps/omap_debug/usrp-e-debug-pins.c @@ -46,6 +46,10 @@ 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; + } if (strcmp(argv[1], "0") == 0) { printf("Selected 0 based on %s\n", argv[1]); 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; diff --git a/host/apps/omap_debug/usrp-e-spi.c b/host/apps/omap_debug/usrp-e-spi.c index d2c38e524..c353c409b 100644 --- a/host/apps/omap_debug/usrp-e-spi.c +++ b/host/apps/omap_debug/usrp-e-spi.c @@ -28,6 +28,13 @@ 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); + spi_dat.slave = slave; spi_dat.data = data; -- cgit v1.2.3