add open_read_close() and similar stuff

git-svn-id: svn://busybox.net/trunk/busybox@16377 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 2 insertions, 8 deletions

diff --git a/libbb/procps.c b/libbb/procps.c
index 2bcd2cced..eba90705c 100644
--- a/libbb/procps.c
+++ b/libbb/procps.c
@@ -22,15 +22,9 @@
 
 static int read_to_buf(const char *filename, void *buf)
 {
-        int fd;
         ssize_t ret;
-
-        fd = open(filename, O_RDONLY);
-        if (fd < 0)
-                return -1;
-        ret = read(fd, buf, PROCPS_BUFSIZE-1);
-        ((char *)buf)[ret > 0 ? ret : 0] = 0;
-        close(fd);
+        ret = open_read_close(filename, buf, PROCPS_BUFSIZE-1);
+        ((char *)buf)[ret > 0 ? ret : 0] = '\0';
         return ret;
 }