unpack zips in src to better compression

sources/z-tools/trunk/ztask/cpu.c

@@ -0,0 +1,151 @@
+#include "general.h"
+
+char buf[2048];
+
+extern uint32 total_stram;
+extern uint32 total_ttram;
+
+
+
+/* returns current cpu usage in percent */
+inline int16 cpu_get_usage( void)
+{
+    static int32 pre_used = 0, pre_total = 0;
+    int16 usage = 0;
+    int32 mcpu, mnice, msystem, midle, used = 0, total = 0;
+    FILE *fp;
+
+    if ( !( fp = fopen("U:/kern/stat", "r"))) 
+		return usage;
+
+	fread( buf, 1, 2048, fp);	
+
+    fclose(fp);
+
+    sscanf( buf, "%*s %ld %ld %ld %ld", &mcpu, &mnice, &msystem, &midle);
+    
+    used  = mcpu + msystem + mnice;
+    total = used + midle;
+
+    /* calc CPU usage */
+    if( total - pre_total > 0)
+		usage = ( int16)(( 20 * ( double)( used - pre_used)) / ( double)( total - pre_total));
+
+	if( usage < 0)
+		usage = 0;
+
+    pre_used = used;
+    pre_total = total;
+
+    return usage;
+}
+
+
+void get_total_ram( void)
+{
+    size_t bytes_read;
+	char *match;
+    FILE *fp;
+
+   	total_stram = 0;
+	total_ttram = 0;
+    
+    if ( !( fp = fopen("U:/kern/meminfo", "r"))) 
+		return;
+
+	bytes_read = fread( buf, 1, 2048, fp);
+    
+    fclose(fp);
+    
+    if( bytes_read == 0)
+    	return;
+    
+    match = strstr( buf, "FastTotal");
+    
+    if( match == NULL)
+    	return;
+    
+    sscanf( match, "FastTotal: %ld", &total_ttram);
+
+    match = strstr( buf, "CoreTotal");
+    
+    if( match == NULL)
+    	return;
+    
+    sscanf( match, "CoreTotal: %ld", &total_stram);
+}
+
+
+inline void get_free_ram( uint32 *st_ram, uint32 *tt_ram)
+{
+    size_t bytes_read;
+    uint32 free_ram;
+	char *match;
+    FILE *fp;
+    
+    *tt_ram = 0;
+    *st_ram = 0;        
+    
+    if ( !( fp = fopen("U:/kern/meminfo", "r"))) 
+		return;
+
+	bytes_read = fread( buf, 1, 2048, fp);
+    
+    fclose(fp);
+    
+    if( bytes_read == 0)
+    	return;
+    
+    match = strstr( buf, "FastFree");
+    
+    if( match == NULL)
+    	return;
+    
+    sscanf( match, "FastFree: %lu", &free_ram);
+
+    *tt_ram = free_ram;
+    
+    match = strstr( buf, "CoreFree");
+    
+    if( match == NULL)
+    	return;
+    
+    sscanf( match, "CoreFree: %lu", &free_ram);
+    
+    *st_ram = free_ram;    
+}
+
+
+
+inline void get_info_by_pid( int pid, char *name, char *ram_usage, uint32 *cpu_time)
+{
+    size_t bytes_read;
+	char *s, *t;
+	uint32 user_time, system_time;
+	int32 ram;
+
+    FILE *fp;
+   
+    sprintf( buf, "U:/kern/%d/stat", pid);
+
+    if ( !( fp = fopen( buf, "r"))) 
+		return;
+
+	bytes_read = fread( buf, 1, 2048, fp);		
+
+    fclose(fp);
+
+    if( bytes_read == 0)
+    	return;    
+    
+	s = strchr ( buf, '(') + 1;
+	t = strchr ( buf, ')');
+	strncpy( name, s, t - s);
+	name[t - s] = '\0';    
+    		
+	sscanf( t + 2, "%*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %lu %lu %*d %*d %*d %*d %*u %*d %*u %*u %ld", &user_time, &system_time, &ram);
+	
+	sprintf( ram_usage, "%ld kB", ram >> 10);
+
+    *cpu_time = user_time + system_time;
+}