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wmmisc: Add error handling for fscanf.

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This commit is contained in:
Doug Torrance 2018-07-11 22:12:47 -04:00 committed by Carlos R. Mafra
parent ced470da36
commit 80e3fdf32a
1 changed files with 29 additions and 12 deletions
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21
wmmisc/src/dockapp_utils.c
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@ -35,6 +35,7 @@ dockapp_utils_get_proc( void )
int p_load[2];
int p_run = 0;
int p_total = 0;
int count;
FILE* put_buf = NULL;
float p_uptime = 0.00;
@ -44,7 +45,7 @@ dockapp_utils_get_proc( void )
if ( NULL != pla_buf )
{
fscanf( pla_buf,
count = fscanf( pla_buf,
"%d.%d %*s %*s %d/%d %*s",
&p_load[0],
&p_load[1],
@ -52,10 +53,17 @@ dockapp_utils_get_proc( void )
&p_total );
fclose( pla_buf );
if (count == 4) {
dockapp_proc.total = p_total;
dockapp_proc.running = p_run;
dockapp_proc.load[0] = p_load[0];
dockapp_proc.load[1] = p_load[1];
} else {
dockapp_proc.total = 0;
dockapp_proc.running = 0;
dockapp_proc.load[0] = 0;
dockapp_proc.load[1] = 0;
}
}
else
{
@ -69,15 +77,24 @@ dockapp_utils_get_proc( void )
if ( NULL != put_buf )
{
fscanf( put_buf, "%f %*s", &p_uptime );
count = fscanf( put_buf, "%f %*s", &p_uptime );
fclose( put_buf );
if (count == 1) {
dockapp_proc.jiffies = p_uptime;
dockapp_proc.seconds = GET_SECS( p_uptime );
dockapp_proc.minutes = GET_MINS( p_uptime );
dockapp_proc.hours = GET_HRS( p_uptime );
dockapp_proc.days = GET_DAYS( p_uptime );
dockapp_proc.weeks = GET_WEEKS( p_uptime );
} else {
dockapp_proc.jiffies = 0.00;
dockapp_proc.seconds = 0;
dockapp_proc.minutes = 0;
dockapp_proc.hours = 0;
dockapp_proc.days = 0;
dockapp_proc.weeks = 0;
}
#if 0
printf( "Uptime: %.2d:%.2d:%.2d, %d day%c, %.3d week%c\n",