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/* Copyright (c) 1993 Regents of the University of California */ |
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/* Copyright (c) 1995 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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char *progname; |
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int verbose = 0; |
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unsigned timelim = 0; |
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int rvrlim = -1; |
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extern long lseek(), ftell(); |
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break; |
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pixaspect = atof(argv[i+1]); |
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continue; |
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case 'T': /* time limit (hours) */ |
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if (argv[i][2]) |
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break; |
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timelim = atof(argv[++i])*3600. + .5; |
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break; |
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case 'x': /* overall x resolution */ |
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if (argv[i][2]) |
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break; |
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exit(1); |
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} |
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signal(SIGALRM, onalrm); |
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if (timelim) |
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alarm(timelim); |
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return; |
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filerr: |
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fprintf(stderr, "%s: i/o error on file \"%s\"\n", progname, outfile); |
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pview.horiz = ourview.horiz / hmult; |
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pview.vert = ourview.vert / vmult; |
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break; |
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case VT_CYL: |
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pview.horiz = ourview.horiz / hmult; |
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pview.vert = 2.*180./PI*atan( |
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tan(PI/180./2.*ourview.vert)/vmult ); |
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break; |
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case VT_HEM: |
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pview.horiz = 2.*180./PI*asin( |
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sin(PI/180./2.*ourview.horiz)/hmult ); |
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if (fcntl(outfd, F_SETLKW, &fls) < 0) |
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filerr("lock"); |
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#endif |
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if (verbose) { /* notify caller */ |
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printf("%d %d done\n", xpos, ypos); |
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fflush(stdout); |
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} |
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if (syncfp != NULL) { /* record what's been done */ |
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sflock(F_WRLCK); |
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fseek(syncfp, 0L, 2); /* append index */ |
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fflush(syncfp); |
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/*** Unlock not necessary, since |
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sflock(F_UNLCK); _exit() or nextpiece() is next ***/ |
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} |
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if (verbose) { /* notify caller */ |
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printf("%d %d done\n", xpos, ypos); |
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fflush(stdout); |
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} |
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if (pid == -1) /* didn't fork or fork failed */ |
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return(0); |