Initial revision

git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@1 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 79 insertions, 0 deletions

diff --git a/mbbsd/osdep.c b/mbbsd/osdep.c
new file mode 100644
index 00000000..967a4db0
--- /dev/null
+++ b/mbbsd/osdep.c
@@ -0,0 +1,79 @@
+/* $Id: osdep.c,v 1.1 2002/03/07 15:13:48 in2 Exp $ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#if defined(linux)
+int cpuload(char *str) {
+    double l[3] = {-1, -1, -1};
+    FILE *fp;
+    
+    if((fp = fopen("/proc/loadavg", "r"))) {
+	if(fscanf(fp, "%lf %lf %lf",  &l[0], &l[1], &l[2]) != 3)
+	    l[0] = -1;
+	fclose(fp);
+    }
+    if(str) {
+	if(l[0] != -1)
+	    sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
+	else
+	    strcpy(str, " (unknown) ");
+    }
+    return (int)l[0];
+}
+
+double swapused(long *total, long *used) {
+    double percent = -1;
+    char buf[101];
+    FILE *fp;
+	
+    if((fp = fopen("/proc/meminfo","r"))) {
+	while(fgets(buf, 100, fp) && buf[0] != 'S');
+	if(sscanf(buf + 6, "%ld %ld", total, used) == 2)
+	    if(*total != 0)
+		percent = (double)*used / (double)*total;
+	fclose(fp);
+    }
+    return percent;
+}
+
+#elif __FreeBSD__ >=4 
+
+#include <kvm.h>
+
+int cpuload(char *str) {
+    double l[3] = {-1, -1, -1};
+    if(getloadavg(l, 3) != 3)
+	l[0] = -1;
+    
+    if(str) {
+	if(l[0] != -1)
+	    sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
+	else
+	    strcpy(str, " (unknown) ");
+    }
+    return (int)l[0];
+}
+
+double swapused(long *total, long *used) {
+    double percent = -1;
+    kvm_t *kd;
+    struct kvm_swap swapinfo;
+    int pagesize;
+	
+    kd = kvm_open(NULL, NULL, NULL, O_RDONLY, NULL);
+    if(kd) {
+	if(kvm_getswapinfo(kd, &swapinfo, 1, 0) == 0) {
+	    pagesize = getpagesize();
+	    *total = swapinfo.ksw_total * pagesize;
+	    *used = swapinfo.ksw_used * pagesize;
+	    if(*total != 0)
+		percent = (double)*used / (double)*total;
+	}
+	kvm_close(kd);
+    }
+    return percent;
+}
+#endif