boinc/worker/worker.C

139 lines
3.6 KiB
C

// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation;
// either version 2.1 of the License, or (at your option) any later version.
//
// This software 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 Lesser General Public License for more details.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// worker - application without BOINC runtime system;
// used for testing wrapper.
// What this does:
//
// copies one line of stdin to stdout
// copies one line of "in" to "out"
// uses 10 sec of CPU time
// (or as specified by a command-line arg)
//
// THIS PROGRAM SHOULDN'T USE ANY BOINC CODE. That's the whole point.
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main(int argc, char** argv) {
char buf[256];
FILE* in, *out;
fprintf(stderr, "worker starting\n");
in = fopen("in", "r");
out = fopen("out", "w");
if (!in || !out) {
fprintf(stderr, "missing file\n");
exit(1);
}
fgets(buf, 256, in);
fputs(buf, out);
fgets(buf, 256, stdin);
fputs(buf, stdout);
int start = time(0);
int nsec = 10;
if (argc > 1) nsec = atoi(argv[1]);
while (time(0) < start+nsec) {
double x=5;
for (int i=0; i<10000000; i++) {
x /= 2.1;
x += 1.5;
}
}
fputs("done!\n", stdout);
return 0;
}
#ifdef _WIN32
#include <windows.h>
// take a string containing some space separated words.
// return an array of pointers to the null-terminated words.
// Modifies the string arg.
// Returns argc
// TODO: use strtok here
#define NOT_IN_TOKEN 0
#define IN_SINGLE_QUOTED_TOKEN 1
#define IN_DOUBLE_QUOTED_TOKEN 2
#define IN_UNQUOTED_TOKEN 3
int parse_command_line(char* p, char** argv) {
int state = NOT_IN_TOKEN;
int argc=0;
while (*p) {
switch(state) {
case NOT_IN_TOKEN:
if (isspace(*p)) {
} else if (*p == '\'') {
p++;
argv[argc++] = p;
state = IN_SINGLE_QUOTED_TOKEN;
break;
} else if (*p == '\"') {
p++;
argv[argc++] = p;
state = IN_DOUBLE_QUOTED_TOKEN;
break;
} else {
argv[argc++] = p;
state = IN_UNQUOTED_TOKEN;
}
break;
case IN_SINGLE_QUOTED_TOKEN:
if (*p == '\'') {
*p = 0;
state = NOT_IN_TOKEN;
}
break;
case IN_DOUBLE_QUOTED_TOKEN:
if (*p == '\"') {
*p = 0;
state = NOT_IN_TOKEN;
}
break;
case IN_UNQUOTED_TOKEN:
if (isspace(*p)) {
*p = 0;
state = NOT_IN_TOKEN;
}
break;
}
p++;
}
argv[argc] = 0;
return argc;
}
int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR Args, int WinMode) {
LPSTR command_line;
char* argv[100];
int argc;
command_line = GetCommandLine();
argc = parse_command_line( command_line, argv );
return main(argc, argv);
}
#endif