[libgtop] Add sysinfo example

[Robert Roth <robertroth src gnome org>]

commit f92f6ea029e62023aecb7a29d98f102e7e13f544
Author: James Dominic P. Guana <guana histark gmail com>
Date:   Sat Aug 21 16:17:13 2021 +0000

    Add sysinfo example
    
    Retrieve cpu model via hashtable & number of logical cpu via exposed variable
    
    Signed off: Dr. James Dominic P. Guana <jdpguana histark com>

 examples/sysinfo.c        |  5 +++--
 include/glibtop/sysinfo.h |  1 -
 sysdeps/linux/sysinfo.c   | 20 --------------------
 3 files changed, 3 insertions(+), 23 deletions(-)
---
diff --git a/examples/sysinfo.c b/examples/sysinfo.c
index 40eed37a..f1350cdd 100644
--- a/examples/sysinfo.c
+++ b/examples/sysinfo.c
@@ -32,13 +32,14 @@
 int
 main (int argc, char *argv [])
 {
+   char *model;
    const glibtop_sysinfo * sysinfo;
 
    glibtop_init();
-
    sysinfo = glibtop_get_sysinfo ();
+   model = g_hash_table_lookup (sysinfo->cpuinfo [1].values, "model name");
 
-       printf ("\nProcessor Model: %s\n", sysinfo->model);
+       printf ("\nProcessor Model: %s\n", g_strdup (model));
        printf ("Number of Cores: %d\n\n", sysinfo->ncpu);
 
    glibtop_close ();
diff --git a/include/glibtop/sysinfo.h b/include/glibtop/sysinfo.h
index 93e9b509..bc249513 100644
--- a/include/glibtop/sysinfo.h
+++ b/include/glibtop/sysinfo.h
@@ -51,7 +51,6 @@ struct _glibtop_sysinfo
        guint64 flags;
        guint64 ncpu;
        glibtop_entry cpuinfo [GLIBTOP_NCPU];
-       gchar *model;
 };
 
 #define glibtop_get_sysinfo_r  glibtop_get_sysinfo_s
diff --git a/sysdeps/linux/sysinfo.c b/sysdeps/linux/sysinfo.c
index 2ebe0ec5..7dbd5eeb 100644
--- a/sysdeps/linux/sysinfo.c
+++ b/sysdeps/linux/sysinfo.c
@@ -37,7 +37,6 @@ static void
 init_sysinfo (glibtop *server)
 {
        char* buffer;
-       gchar *buf, *line;
        gchar ** processors;
 
        if(G_LIKELY(sysinfo.flags)) return;
@@ -49,25 +48,6 @@ init_sysinfo (glibtop *server)
        /* cpuinfo records are seperated by a blank line */
        processors = g_strsplit(buffer, "\n\n", 0);
 
-       line = strtok(processors[0], "\n");
-
-       while(line != NULL) 
-       {
-               if (strstr(line, "model name") != NULL)
-               {
-                       buf = strchr(line, ':');
-
-                       if (buf != NULL)
-                       {
-                               /* we want to look at what's _after_ the ':' */
-                               buf+=2;
-                               sysinfo.model = g_strdup (buf);
-                       }
-                       break;
-               }
-               line  = strtok(NULL, "\n");
-       }
-
        g_free(buffer);
 
        sysinfo.ncpu = 0;