commit 688c2d43e2f89544add30f864f855843369fb85f
parent c7f3a407f4f8d539fe68cbf7dde76876cbcbccaa
Author: Aaron Marcher <info@nulltime.net>
Date: Fri, 10 Jun 2016 18:46:47 +0200
added memory values ram functions
Diffstat:
M | slstatus.c | | | 76 | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
M | slstatus.h | | | 3 | +++ |
2 files changed, 79 insertions(+), 0 deletions(-)
diff --git a/slstatus.c b/slstatus.c
@@ -273,6 +273,30 @@ ip(const char *interface)
return smprintf("n/a");
}
+/* ram free */
+char *
+ram_free(const char *null)
+{
+ long free;
+ FILE *fp;
+
+ /* open meminfo file */
+ if (!(fp = fopen("/proc/meminfo", "r"))) {
+ fprintf(stderr, "Error opening meminfo file.");
+ return smprintf("n/a");
+ }
+
+ /* read the values */
+ fscanf(fp, "MemTotal: %*d kB\n");
+ fscanf(fp, "MemFree: %ld kB\n", &free);
+
+ /* close meminfo file */
+ fclose(fp);
+
+ /* return free ram as string */
+ return smprintf("%f", (float)free / 1024 / 1024);
+}
+
/* ram percentage */
char *
ram_perc(const char *null)
@@ -303,6 +327,58 @@ ram_perc(const char *null)
return smprintf("%d%%", perc);
}
+/* ram total */
+char *
+ram_total(const char *null)
+{
+ long total;
+ FILE *fp;
+
+ /* open meminfo file */
+ if (!(fp = fopen("/proc/meminfo", "r"))) {
+ fprintf(stderr, "Error opening meminfo file.");
+ return smprintf("n/a");
+ }
+
+ /* read the values */
+ fscanf(fp, "MemTotal: %ld kB\n", &total);
+
+ /* close meminfo file */
+ fclose(fp);
+
+ /* return total ram as string */
+ return smprintf("%f", (float)total / 1024 / 1024);
+}
+
+/* ram used */
+char *
+ram_used(const char *null)
+{
+ long free, total, buffers, cached, used;
+ FILE *fp;
+
+ /* open meminfo file */
+ if (!(fp = fopen("/proc/meminfo", "r"))) {
+ fprintf(stderr, "Error opening meminfo file.");
+ return smprintf("n/a");
+ }
+
+ /* read the values */
+ fscanf(fp, "MemTotal: %ld kB\n", &total);
+ fscanf(fp, "MemFree: %ld kB\n", &free);
+ fscanf(fp, "MemAvailable: %ld kB\nBuffers: %ld kB\n", &buffers, &buffers);
+ fscanf(fp, "Cached: %ld kB\n", &cached);
+
+ /* close meminfo file */
+ fclose(fp);
+
+ /* calculate used */
+ used = total - free - buffers - cached;
+
+ /* return used ram as string */
+ return smprintf("%f", (float)used / 1024 / 1024);
+}
+
/* temperature */
char *
temp(const char *file)
diff --git a/slstatus.h b/slstatus.h
@@ -21,7 +21,10 @@ char *disk_perc(const char *);
char *entropy(const char*);
char *hostname(const char *);
char *ip(const char *);
+char *ram_free(const char *);
char *ram_perc(const char *);
+char *ram_used(const char *);
+char *ram_total(const char *);
char *temp(const char *);
char *vol_perc(const char *);
char *wifi_perc(const char *);