3 |
|
#endif |
4 |
|
/* |
5 |
|
* General component matrix combiner, operating on a row at a time. |
6 |
+ |
* |
7 |
+ |
* Multi-processing mode under Unix creates children that each work |
8 |
+ |
* on one input row at a time, fed by the original process. Final conversion |
9 |
+ |
* and output to stdout is sorted by first child while its siblings send it |
10 |
+ |
* their record calculations. |
11 |
|
*/ |
12 |
|
|
8 |
– |
#include <errno.h> |
13 |
|
#include <math.h> |
14 |
|
#include "platform.h" |
15 |
+ |
#include "rtprocess.h" |
16 |
|
#include "rtio.h" |
17 |
|
#include "rmatrix.h" |
18 |
|
#include "calcomp.h" |
14 |
– |
#include "paths.h" |
19 |
|
|
20 |
|
#ifndef M_PI |
21 |
|
#define M_PI 3.14159265358979323846 |
58 |
|
int cur_col; /* current input/output column */ |
59 |
|
int cur_chan; /* if we're looping channels */ |
60 |
|
|
61 |
+ |
SUBPROC *cproc = NULL; /* child process array */ |
62 |
+ |
int nchildren = 0; /* # of child processes */ |
63 |
+ |
int inchild = -1; /* our child ID (-1: parent) */ |
64 |
+ |
|
65 |
|
static int checksymbolic(ROPMAT *rop); |
66 |
|
|
67 |
|
static int |
398 |
|
return(0); |
399 |
|
rmx_free(res); |
400 |
|
} else if (dst != src) |
401 |
< |
memcpy(dst->mtx, src->mtx, |
394 |
< |
sizeof(double)*dst->ncomp*dst->ncols*dst->nrows); |
401 |
> |
memcpy(dst->mtx, src->mtx, rmx_array_size(dst)); |
402 |
|
if (ro->nsf == dst->ncomp) |
403 |
|
rmx_scale(dst, ro->sca); |
404 |
|
return(1); |
545 |
|
} |
546 |
|
} |
547 |
|
|
548 |
+ |
static void |
549 |
+ |
reset_inputs(void) |
550 |
+ |
{ |
551 |
+ |
int i = nmats; |
552 |
+ |
|
553 |
+ |
fpurge(stdin); /* discard previous matrix input */ |
554 |
+ |
while (i--) { |
555 |
+ |
if (mop[i].infp != stdin) |
556 |
+ |
fclose(mop[i].infp); /* ! pclose() */ |
557 |
+ |
mop[i].infp = stdin; |
558 |
+ |
mop[i].imx.dtype = DTdouble; |
559 |
+ |
mop[i].imx.pflags &= ~RMF_SWAPIN; |
560 |
+ |
} |
561 |
+ |
} |
562 |
+ |
|
563 |
|
static int |
564 |
< |
combine_input(ROPMAT *res, FILE *fout) |
564 |
> |
spawned_children(int np) |
565 |
|
{ |
566 |
< |
int set_r, set_c; |
567 |
< |
RMATRIX *tmp = NULL; |
568 |
< |
int co_set; |
569 |
< |
int i; |
570 |
< |
/* allocate input row buffers */ |
566 |
> |
size_t recsize = 0; |
567 |
> |
int i, rv; |
568 |
> |
|
569 |
> |
#if defined(_WIN32) || defined(_WIN64) |
570 |
> |
if (np > 1) { |
571 |
> |
fputs("Warning: only one process under Windows\n", stderr); |
572 |
> |
np = 1; |
573 |
> |
} else |
574 |
> |
#endif |
575 |
> |
if ((in_nrows > 0) & (np*4 > in_nrows)) |
576 |
> |
np = in_nrows/4; |
577 |
> |
/* we'll be doing a row at a time */ |
578 |
|
for (i = 0; i < nmats; i++) { |
579 |
< |
mop[i].imx.nrows = 1; /* we'll be doing a row at a time */ |
579 |
> |
mop[i].imx.nrows = 1; |
580 |
|
if (!rmx_prepare(&mop[i].imx)) |
581 |
|
goto memerror; |
582 |
+ |
recsize += rmx_array_size(&mop[i].imx); |
583 |
|
if (mop[i].rmp != &mop[i].imx) { |
584 |
|
mop[i].rmp->nrows = 1; |
585 |
|
if (!rmx_prepare(mop[i].rmp)) |
586 |
|
goto memerror; |
587 |
|
} |
588 |
|
} |
589 |
< |
/* prep output row buffers */ |
590 |
< |
if (mcat || res->preop.clen > 0) { |
591 |
< |
if (!split_input(res)) /* need separate buffer */ |
589 |
> |
/* prep output row buffer */ |
590 |
> |
if (mcat || mop[nmats].preop.clen > 0) { |
591 |
> |
if (!split_input(&mop[nmats])) /* need separate buffer */ |
592 |
|
return(0); |
593 |
< |
if (res->preop.clen > 0) |
594 |
< |
res->rmp->ncomp = res->preop.clen / res->imx.ncomp; |
595 |
< |
res->rmp->nrows = 1; |
596 |
< |
if (!mcat | !mcat_last && !rmx_prepare(res->rmp)) |
593 |
> |
if (mop[nmats].preop.clen > 0) |
594 |
> |
mop[nmats].rmp->ncomp = mop[nmats].preop.clen / |
595 |
> |
mop[nmats].imx.ncomp; |
596 |
> |
mop[nmats].rmp->nrows = 1; |
597 |
> |
if (!mcat | !mcat_last && !rmx_prepare(mop[nmats].rmp)) |
598 |
|
goto memerror; |
599 |
|
} |
600 |
+ |
mop[nmats].imx.nrows = 1; |
601 |
+ |
if (!rmx_prepare(&mop[nmats].imx)) |
602 |
+ |
goto memerror; |
603 |
+ |
if (np <= 1) { /* single process return */ |
604 |
+ |
#ifdef getc_unlocked |
605 |
+ |
for (i = 0; i < nmats; i++) |
606 |
+ |
flockfile(mop[i].infp); |
607 |
+ |
flockfile(stdout); |
608 |
+ |
#endif |
609 |
+ |
return(0); |
610 |
+ |
} |
611 |
+ |
fflush(stdout); /* flush header & spawn children */ |
612 |
+ |
nchildren = np+1; |
613 |
+ |
cproc = (SUBPROC *)malloc(sizeof(SUBPROC)*nchildren); |
614 |
+ |
if (!cproc) |
615 |
+ |
goto memerror; |
616 |
+ |
/* first child becomes stdout filter */ |
617 |
+ |
cproc[0].flags = PF_FILT_OUT; |
618 |
+ |
cproc[0].w = fileno(stdout); |
619 |
+ |
cproc[0].r = 0; |
620 |
+ |
cproc[0].pid = -1; |
621 |
+ |
rv = open_process(&cproc[i], NULL); |
622 |
+ |
if (rv < 0) { |
623 |
+ |
perror("fork"); |
624 |
+ |
exit(1); |
625 |
+ |
} |
626 |
+ |
if (rv == 0) { /* loop if first child */ |
627 |
+ |
inchild = 0; |
628 |
+ |
reset_inputs(); |
629 |
+ |
output_loop(); |
630 |
+ |
_exit(0); |
631 |
+ |
} |
632 |
+ |
/* start other children */ |
633 |
+ |
for (i = 1; (i < nchildren) & (rv > 0); i++) { |
634 |
+ |
cproc[i].flags = 0; |
635 |
+ |
cproc[i].w = 1; |
636 |
+ |
cproc[i].r = 0; |
637 |
+ |
cproc[i].pid = -1; |
638 |
+ |
rv = open_process(&cproc[i], NULL); |
639 |
+ |
} |
640 |
+ |
if (rv < 0) { |
641 |
+ |
perror("fork"); |
642 |
+ |
close_processes(cproc, i); |
643 |
+ |
exit(1); |
644 |
+ |
} |
645 |
+ |
if (rv > 0) /* parent return? */ |
646 |
+ |
return(1); |
647 |
+ |
inchild = i; /* our child index */ |
648 |
+ |
while (--i > 0) /* don't share siblings' pipes */ |
649 |
+ |
close(cproc[i].w); |
650 |
+ |
reset_inputs(); |
651 |
+ |
#ifdef getc_unlocked |
652 |
+ |
flockfile(stdin); |
653 |
+ |
#endif |
654 |
+ |
return(0); /* child return */ |
655 |
+ |
memerror: |
656 |
+ |
fputs("Out of memory in spawned_children()\n", stderr); |
657 |
+ |
exit(1); |
658 |
+ |
} |
659 |
+ |
|
660 |
+ |
static int |
661 |
+ |
parent_loop(void) |
662 |
+ |
{ |
663 |
+ |
int i; |
664 |
+ |
|
665 |
+ |
rmx_reset(&mop[nmats].imx); /* not doing output side */ |
666 |
+ |
if (mop[nmats].rmp != &mop[nmats].imx) |
667 |
+ |
rmx_reset(mop[nmats].rmp); |
668 |
+ |
#ifdef getc_unlocked |
669 |
+ |
for (i = 0; i < nmats; i++) |
670 |
+ |
flockfile(mop[i].infp); |
671 |
+ |
#endif |
672 |
+ |
/* load & send rows to kids */ |
673 |
+ |
for (cur_row = 0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row++) { |
674 |
+ |
int wfd = cproc[1 + cur_row%(nchildren-1)].w; |
675 |
+ |
for (i = 0; i < nmats; i++) |
676 |
+ |
if (!rmx_load_row(mop[i].imx.mtx, &mop[i].imx, mop[i].infp)) { |
677 |
+ |
if (cur_row > in_nrows) /* unknown #input rows? */ |
678 |
+ |
break; |
679 |
+ |
fprintf(stderr, "%s: read error at row %d\n", |
680 |
+ |
mop[i].inspec, cur_row); |
681 |
+ |
return(0); |
682 |
+ |
} |
683 |
+ |
if (i < nmats) |
684 |
+ |
break; |
685 |
+ |
for (i = 0; i < nmats; i++) |
686 |
+ |
if (writebuf(wfd, mop[i].imx.mtx, rmx_array_size(&mop[i].imx)) |
687 |
+ |
!= rmx_array_size(&mop[i].imx)) |
688 |
+ |
return(0); |
689 |
+ |
} |
690 |
+ |
i = close_processes(cproc, nchildren); |
691 |
+ |
free(cproc); cproc = NULL; |
692 |
+ |
if (i < 0) { |
693 |
+ |
fputs("Warning: missing child in parent_loop()\n", stderr); |
694 |
+ |
return(1); |
695 |
+ |
} |
696 |
+ |
if (i > 0) { |
697 |
+ |
fprintf(stderr, "Child exited with status %d\n", i); |
698 |
+ |
return(0); |
699 |
+ |
} |
700 |
+ |
return(1); |
701 |
+ |
memerror: |
702 |
+ |
fputs("Out of memory in parent_loop()\n", stderr); |
703 |
+ |
exit(1); |
704 |
+ |
} |
705 |
+ |
|
706 |
+ |
static int |
707 |
+ |
combine_input(void) |
708 |
+ |
{ |
709 |
+ |
const int row0 = (inchild > 0)*(inchild-1); |
710 |
+ |
const int rstep = nchildren + !nchildren; |
711 |
+ |
ROPMAT *res = &mop[nmats]; |
712 |
+ |
int set_r, set_c; |
713 |
+ |
RMATRIX *tmp = NULL; |
714 |
+ |
int co_set; |
715 |
+ |
int i; |
716 |
+ |
|
717 |
|
if (mcat && mcat_last && |
718 |
|
!(tmp = rmx_alloc(1, res->imx.ncols, res->rmp->ncomp))) |
719 |
|
goto memerror; |
572 |
– |
res->imx.nrows = 1; |
573 |
– |
if (!rmx_prepare(&res->imx)) |
574 |
– |
goto memerror; |
720 |
|
/* figure out what the user set */ |
721 |
|
co_set = fundefined("co"); |
722 |
|
if (!co_set) |
732 |
|
} else /* save a little time */ |
733 |
|
set_r = set_c = 0; |
734 |
|
/* read/process row-by-row */ |
735 |
< |
for (cur_row = 0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row++) { |
735 |
> |
for (cur_row = row0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row += rstep) { |
736 |
|
RMATRIX *mres = NULL; |
737 |
< |
for (i = 0; i < nmats; i++) { |
737 |
> |
for (i = 0; i < nmats; i++) |
738 |
|
if (!rmx_load_row(mop[i].imx.mtx, &mop[i].imx, mop[i].infp)) { |
739 |
|
if (cur_row > in_nrows) /* unknown #input rows? */ |
740 |
< |
goto loop_exit; |
740 |
> |
break; |
741 |
|
fprintf(stderr, "%s: read error at row %d\n", |
742 |
|
mop[i].inspec, cur_row); |
743 |
|
return(0); |
744 |
|
} |
745 |
+ |
if (i < nmats) |
746 |
+ |
break; |
747 |
+ |
for (i = 0; i < nmats; i++) |
748 |
|
if (!apply_op(mop[i].rmp, &mop[i].imx, &mop[i].preop)) |
749 |
|
return(0); |
602 |
– |
} |
750 |
|
if (set_r) varset("r", '=', cur_row); |
751 |
|
for (cur_col = 0; cur_col < in_ncols; cur_col++) { |
752 |
|
if (set_c) varset("c", '=', cur_col); |
783 |
|
return(0); |
784 |
|
} |
785 |
|
rmx_free(mres); mres = NULL; |
786 |
+ |
if (inchild > 0) { /* children share stdout */ |
787 |
+ |
i = getc(stdin); /* signals it's our turn */ |
788 |
+ |
if (i != EOF) ungetc(i, stdin); |
789 |
+ |
} |
790 |
|
if (!rmx_write_data(res->rmp->mtx, res->rmp->ncomp, |
791 |
< |
res->rmp->ncols, res->rmp->dtype, fout)) |
791 |
> |
res->rmp->ncols, res->rmp->dtype, stdout)) |
792 |
|
return(0); |
793 |
+ |
if (inchild > 0 && fflush(stdout) == EOF) |
794 |
+ |
return(0); |
795 |
|
} |
796 |
< |
loop_exit: |
644 |
< |
#if 0 /* we're about to exit, so who cares? */ |
645 |
< |
rmx_free(tmp); /* clean up */ |
646 |
< |
rmx_reset(res->rmp); |
647 |
< |
rmx_reset(&res->imx); |
648 |
< |
for (i = 0; i < nmats; i++) { |
649 |
< |
rmx_reset(mop[i].rmp); |
650 |
< |
rmx_reset(&mop[i].imx); |
651 |
< |
if (mop[i].inspec[0] == '!') |
652 |
< |
pclose(mop[i].infp); |
653 |
< |
else if (mop[i].inspec != stdin_name) |
654 |
< |
fclose(mop[i].infp); |
655 |
< |
mop[i].infp = NULL; |
656 |
< |
} |
657 |
< |
#endif |
658 |
< |
return(fflush(fout) != EOF); |
796 |
> |
return(inchild > 0 || fflush(stdout) != EOF); |
797 |
|
memerror: |
798 |
|
fputs("Out of buffer space in combine_input()\n", stderr); |
799 |
|
return(0); |
843 |
|
const char *defCsym = NULL; |
844 |
|
int echoheader = 1; |
845 |
|
int stdin_used = 0; |
846 |
+ |
int nproc = 1; |
847 |
|
const char *mcat_spec = NULL; |
848 |
|
int n2comp = 0; |
849 |
|
uby8 comp_ndx[128]; |
871 |
|
case 'h': |
872 |
|
echoheader = !echoheader; |
873 |
|
break; |
874 |
+ |
case 'n': |
875 |
+ |
nproc = atoi(argv[++i]); |
876 |
+ |
if (nproc <= 0) |
877 |
+ |
goto userr; |
878 |
+ |
break; |
879 |
|
case 'e': |
880 |
|
if (!n) goto userr; |
881 |
|
comp_ndx[n2comp++] = i++; |
924 |
|
if (n && !isflt(argv[i+1])) { |
925 |
|
mop[nmats].preop.csym = argv[++i]; |
926 |
|
mop[nmats].preop.clen = 0; |
927 |
+ |
mcat_last = 0; |
928 |
|
break; |
929 |
|
} |
930 |
|
if (n > MAXCOMP*MAXCOMP) n = MAXCOMP*MAXCOMP; |
1015 |
|
return(1); |
1016 |
|
} |
1017 |
|
doptimize(1); /* optimize definitions */ |
1018 |
+ |
if (spawned_children(nproc)) /* running in parent process? */ |
1019 |
+ |
return(parent_loop() ? 0 : 1); |
1020 |
|
/* process & write rows */ |
1021 |
< |
return(combine_input(&mop[nmats], stdout) ? 0 : 1); |
1021 |
> |
return(combine_input() ? 0 : 1); |
1022 |
|
stdin_error: |
1023 |
|
fprintf(stderr, "%s: %s used for more than one input\n", |
1024 |
|
argv[0], stdin_name); |
1025 |
|
return(1); |
1026 |
|
userr: |
1027 |
|
fprintf(stderr, |
1028 |
< |
"Usage: %s [-h][-f{adfc}][-e expr][-f file][-s sf .. | -c ce ..] m1 .. -m mcat > mres\n", |
1028 |
> |
"Usage: %s [-h][-f{adfc}][-n nproc][-e expr][-f file][-s sf .. | -c ce ..] m1 .. -m mcat > mres\n", |
1029 |
|
argv[0]); |
1030 |
|
return(1); |
1031 |
|
} |