processes plugin: Use read_file_contents().

src/processes.c: use read_file_contents()

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Florian Forster <octo@huhu.verplant.org>

diff --git a/src/processes.c b/src/processes.c
index 5459672..c0d667d 100644 (file)
--- a/src/processes.c
+++ b/src/processes.c
@@ -644,7 +644,6 @@ int ps_read_process (int pid, procstat_t *ps, char *state)
 {
        char  filename[64];
        char  buffer[1024];
-       FILE *fh;
 
        char *fields[64];
        char  fields_len;
@@ -663,16 +662,10 @@ int ps_read_process (int pid, procstat_t *ps, char *state)
 
        ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
 
-       if ((fh = fopen (filename, "r")) == NULL)
+       i = read_file_contents (filename, buffer, sizeof(buffer) - 1);
+       if (i <= 0)
                return (-1);
-
-       if (fgets (buffer, 1024, fh) == NULL)
-       {
-               fclose (fh);
-               return (-1);
-       }
-
-       fclose (fh);
+       buffer[i] = 0;
 
        fields_len = strsplit (buffer, fields, 64);
        if (fields_len < 24)