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boinc/apps/upper_case.C

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// 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
// read "in", convert to UC, write to "out"
// command line options:
// -run_slow: sleep 1 second after each character, useful for debugging
// -cpu_time: chew up some CPU cycles after each character,
// -signal: raise SIGHUP signal (for testing signal handler)
// -exit: exit with status -10 (for testing exit handler)
//
#ifdef _WIN32
#include "boinc_win.h"
#endif
#ifndef _WIN32
#include <cstdio>
#include <cctype>
#include <ctime>
#include <cstring>
#include <cstdlib>
#include <csignal>
#include <unistd.h>
#endif
#ifdef BOINC_APP_GRAPHICS
#include "boinc_gl.h"
#include "graphics_api.h"
#endif
#include "diagnostics.h"
#include "util.h"
#include "filesys.h"
#include "boinc_api.h"
#include "mfile.h"
using std::string;
#define CHECKPOINT_FILE "upper_case_state"
#define INPUT_FILENAME "in"
#define OUTPUT_FILENAME "out"
#ifdef BOINC_APP_GRAPHICS
char display_buf[10];
double xPos=0, yPos=0;
double xDelta=0.03, yDelta=0.07;
#endif
bool run_slow;
bool raise_signal;
bool random_exit;
bool cpu_time;
APP_INIT_DATA uc_aid;
int do_checkpoint(MFILE& mf, int nchars) {
int retval;
string resolved_name;
FILE* f = fopen("temp", "w");
if (!f) return 1;
fprintf(f, "%d", nchars);
fclose(f);
fprintf(stderr, "APP: upper_case checkpointing\n");
retval = mf.flush();
if (retval) return retval;
boinc_resolve_filename_s(CHECKPOINT_FILE, resolved_name);
retval = boinc_rename("temp", resolved_name.c_str());
if (retval) return retval;
return 0;
}
static void use_some_cpu() {
#if 1
double j = 3.14159;
int i, n = 0;
for (i=0; i<20000000; i++) {
n++;
j *= n+j-3.14159;
j /= (float)n;
}
#endif
boinc_sleep(5.0);
}
//#define TEST_INT_UPLOAD
#ifdef TEST_INT_UPLOAD
#define UPLOAD_FILE_NAME "int_upload"
int write_upload_file() {
std::string physname;
int retval = boinc_resolve_filename_s(UPLOAD_FILE_NAME, physname);
if (retval) return retval;
FILE* f = boinc_fopen(physname.c_str(), "w");
fprintf(f, "blah blah\nfoobar\n");
fclose(f);
return 0;
}
#endif
#ifdef _WIN32
extern int main(int argc, char** argv);
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
int main(int argc, char **argv) {
int c, nchars = 0, retval, i;
double fsize;
char resolved_name[512];
MFILE out;
FILE* state, *in;
int flags =
BOINC_DIAG_DUMPCALLSTACKENABLED |
BOINC_DIAG_HEAPCHECKENABLED |
BOINC_DIAG_REDIRECTSTDERR;
boinc_init_diagnostics(flags);
retval = boinc_init();
if (retval) exit(retval);
// NOTE: if you change output here, remember to change the output that
// test_uc.py pattern-matches against.
for (i=0; i<argc; i++) {
fprintf(stderr, "APP: upper_case: argv[%d] is %s\n", i, argv[i]);
if (!strcmp(argv[i], "-run_slow")) run_slow = true;
if (!strcmp(argv[i], "-cpu_time")) cpu_time = true;
if (!strcmp(argv[i], "-signal")) raise_signal = true;
if (!strcmp(argv[i], "-exit")) random_exit = true;
}
#ifdef BOINC_APP_GRAPHICS
strcpy(display_buf, "(none)\0");
retval = boinc_init_opengl();
if (retval) exit(retval);
#endif
boinc_get_init_data(uc_aid);
fprintf(stderr, "APP: upper_case: starting, argc %d\n", argc);
boinc_resolve_filename(INPUT_FILENAME, resolved_name, sizeof(resolved_name));
in = boinc_fopen(resolved_name, "r");
if (in == NULL) {
fprintf(
stderr,
"Couldn't find input file, resolved name %s.\n",
resolved_name
);
exit(-1);
}
file_size(resolved_name, fsize);
boinc_resolve_filename(CHECKPOINT_FILE, resolved_name, sizeof(resolved_name));
state = boinc_fopen(resolved_name, "r");
if (state) {
fscanf(state, "%d", &nchars);
printf("nchars %d\n", nchars);
fseek(in, nchars, SEEK_SET);
boinc_resolve_filename(OUTPUT_FILENAME, resolved_name, sizeof(resolved_name));
retval = out.open(resolved_name, "a");
} else {
boinc_resolve_filename(OUTPUT_FILENAME, resolved_name, sizeof(resolved_name));
retval = out.open(resolved_name, "w");
}
if (retval) {
fprintf(stderr, "APP: upper_case output open failed:\n");
fprintf(stderr, "resolved name %s, retval %d\n", resolved_name, retval);
perror("open");
exit(1);
}
while (1) {
c = fgetc(in);
if (c == EOF) break;
#ifdef BOINC_APP_GRAPHICS
sprintf(display_buf, "%c -> %c", c, toupper(c));
#endif
c = toupper(c);
out._putchar(c);
nchars++;
#ifdef TEST_INT_UPLOAD
if (nchars == fsize/2) {
string tmpname=UPLOAD_FILE_NAME;
retval = write_upload_file();
fprintf(stderr, "write_upload_file() %d\n", retval);
retval = boinc_upload_file(tmpname);
fprintf(stderr, "boinc_upload_file() %d\n", retval);
} else if (nchars >= fsize/2) {
string tmpname=UPLOAD_FILE_NAME;
retval = boinc_upload_status(tmpname);
fprintf(stderr, "upload status %d\n", retval);
}
#endif
if (cpu_time) {
use_some_cpu();
}
if (run_slow) {
boinc_sleep(1.);
}
#ifdef HAVE_SIGNAL_H
if (raise_signal) {
raise(SIGHUP);
}
#endif
if (random_exit) {
if (drand() < 0.05) {
exit(-10);
}
}
int flag = boinc_time_to_checkpoint();
if (flag) {
retval = do_checkpoint(out, nchars);
if (retval) {
fprintf(stderr, "APP: upper_case checkpoint failed %d\n", retval);
exit(1);
}
boinc_checkpoint_completed();
}
boinc_fraction_done(nchars/fsize);
}
retval = out.flush();
if (retval) {
fprintf(stderr, "APP: upper_case flush failed %d\n", retval);
exit(1);
}
if (random_exit) exit(-10);
fprintf(stderr, "APP: upper_case ending, wrote %d chars\n", nchars);
#ifdef BOINC_APP_GRAPHICS
boinc_finish_opengl();
#endif
boinc_finish(0);
return 0;
}
#ifdef BOINC_APP_GRAPHICS
extern GLuint main_font;
void app_init_gl() {}
bool app_render(int xs, int ys, double time_of_day) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear Screen And Depth Buffer
glLoadIdentity(); // Reset The Current Modelview Matrix
glColor3f(1,1,1);
glRasterPos2f(xPos, yPos);
glPrint(main_font, display_buf);
xPos += xDelta;
yPos += yDelta;
if (xPos < -1 || xPos > 1) xDelta *= -1;
if (yPos < -1 || yPos > 1) yDelta *= -1;
glRasterPos2f(-0.9, 0.9);
glPrint(main_font, "User: %s", uc_aid.user_name);
glRasterPos2f(-0.9, 0.8);
glPrint(main_font, "Team: %s", uc_aid.team_name);
glRasterPos2f(-0.9, 0.7);
glPrint(main_font, "CPU Time: %f", uc_aid.wu_cpu_time);
return true; // Everything Went OK
}
#endif
const char *BOINC_RCSID_33ac47a071 = "$Id$";
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