aboutsummaryrefslogtreecommitdiff
path: root/getgov.c
diff options
context:
space:
mode:
Diffstat (limited to 'getgov.c')
-rw-r--r--getgov.c53
1 files changed, 26 insertions, 27 deletions
diff --git a/getgov.c b/getgov.c
index 01155ac..c6dec99 100644
--- a/getgov.c
+++ b/getgov.c
@@ -1,18 +1,18 @@
/************************************************************************
- * This file is part of paramano. *
+ * This file is part of Paramano. *
* *
- * paramano is free software; you can redistribute it and/or *
+ * Paramano is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 3 of the *
* License, or (at your option) any later version. *
* *
- * paramano is distributed in the hope that it will be useful, *
+ * Paramano is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
- * along with paramano. If not, see *
+ * along with Paramano. If not, see *
* <http://www.gnu.org/licenses/>. *
************************************************************************/
@@ -38,7 +38,7 @@ void gg_init()
gchar gov_string[500];
int i = 0;
total_governors = 0;
- for(i = 0; i < gc_number(); ++i)
+ for (i = 0; i < gc_number(); ++i)
{
memset(gov_string, '\0', sizeof(gov_string) );
gg_available(i, gov_string, sizeof(gov_string) );
@@ -46,7 +46,7 @@ void gg_init()
// go through every governor in gov_string
gchar* curr = (char*)&gov_string;
gchar* end_of_curr = g_strstr_len(curr, strlen(curr), " ");
- while(end_of_curr)
+ while (end_of_curr)
{
memset(governors[i][total_governors], '\0', 13);
memmove(governors[i][total_governors], curr, end_of_curr - curr);
@@ -62,51 +62,50 @@ void gg_init()
/***********************************************************************
* Populate out with current governor for core
**********************************************************************/
-int gg_current(int core, char* out, int size)
+bool gg_current(int core, char* out, int size)
{
FILE* fd;
- char path[FILE_PATH_SIZE];
+ char *path;
+ asprintf(&path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", core);
- sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", core);
-
- if(!(fd = fopen(path, "r")))
+ if (!(fd = check_for_file(path)))
{
- debug("Couldn't open '%s'\n",path);
- return -1;
+ free(path);
+ return false;
}
fgets(out, size, fd);
- // Chomp
+
+ // Get first line
gchar* newline = g_strrstr(out, "\n");
*newline = '\0';
debug("Current gov for core %d is '%s'\n",core,out);
fclose(fd);
- return 0;
+ free(path);
+ return true;
}
/***********************************************************************
- * Populate out with number of available cores
+ * Populate `out` with number of available cores
**********************************************************************/
-int gg_available(int core, char* out, int size)
+bool gg_available(int core, char* out, int size)
{
- FILE* fd;
- char path[80];
+ char *path;
+ FILE *fd;
+ asprintf(&path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_available_governors", core);
- sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_available_governors", core);
-
- if(!(fd = fopen(path, "r")))
+ if (!(fd = check_for_file(path)))
{
- debug("Couldn't open '%s'\n",path);
- return -1;
+ free(path);
+ return false;
}
-
fgets(out, size, fd);
-
fclose(fd);
- return 0;
+ free(path);
+ return true;
}