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 last 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" |
12 |
– |
#include "resolu.h" |
17 |
|
#include "rmatrix.h" |
18 |
|
#include "calcomp.h" |
15 |
– |
#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 |
< |
static int checksymbolic(ROPMAT *rop); |
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 |
65 |
> |
extern int checksymbolic(ROPMAT *rop); |
66 |
> |
|
67 |
> |
int |
68 |
|
split_input(ROPMAT *rop) |
69 |
|
{ |
70 |
|
if (rop->rmp == &rop->imx && !(rop->rmp = rmx_copy(&rop->imx))) { |
76 |
|
} |
77 |
|
|
78 |
|
/* Check/set transform based on a reference input file */ |
79 |
< |
static int |
79 |
> |
int |
80 |
|
checkreffile(ROPMAT *rop) |
81 |
|
{ |
82 |
|
static const char *curRF = NULL; |
139 |
|
} |
140 |
|
|
141 |
|
/* Compute conversion row from spectrum to one channel of RGB */ |
142 |
< |
static void |
142 |
> |
void |
143 |
|
rgbrow(ROPMAT *rop, int r, int p) |
144 |
|
{ |
145 |
|
const int nc = rop->imx.ncomp; |
156 |
|
} |
157 |
|
|
158 |
|
/* Compute conversion row from spectrum to one channel of XYZ */ |
159 |
< |
static void |
159 |
> |
void |
160 |
|
xyzrow(ROPMAT *rop, int r, int p) |
161 |
|
{ |
162 |
|
const int nc = rop->imx.ncomp; |
173 |
|
} |
174 |
|
|
175 |
|
/* Use the spectral sensitivity function to compute matrix coefficients */ |
176 |
< |
static void |
177 |
< |
sensrow(ROPMAT *rop, int r, double (*sf)(SCOLOR sc, int ncs, const float wlpt[4])) |
176 |
> |
void |
177 |
> |
sensrow(ROPMAT *rop, int r, double (*sf)(const SCOLOR sc, int ncs, const float wlpt[4])) |
178 |
|
{ |
179 |
|
const int nc = rop->imx.ncomp; |
180 |
|
int i; |
188 |
|
} |
189 |
|
|
190 |
|
/* Check/set symbolic transform */ |
191 |
< |
static int |
191 |
> |
int |
192 |
|
checksymbolic(ROPMAT *rop) |
193 |
|
{ |
194 |
|
const int nc = rop->imx.ncomp; |
302 |
|
return(1); |
303 |
|
} |
304 |
|
|
305 |
< |
static int |
305 |
> |
int |
306 |
|
get_component_xfm(ROPMAT *rop) |
307 |
|
{ |
308 |
|
int i, j; |
385 |
|
return(1); |
386 |
|
} |
387 |
|
|
388 |
< |
static int |
388 |
> |
int |
389 |
|
apply_op(RMATRIX *dst, const RMATRIX *src, const RUNARYOP *ro) |
390 |
|
{ |
391 |
|
if (ro->clen > 0) { |
398 |
|
return(0); |
399 |
|
rmx_free(res); |
400 |
|
} else if (dst != src) |
401 |
< |
memcpy(dst->mtx, src->mtx, |
395 |
< |
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); |
405 |
|
} |
406 |
|
|
407 |
< |
static int |
407 |
> |
int |
408 |
|
open_input(ROPMAT *rop) |
409 |
|
{ |
410 |
|
int outtype; |
426 |
|
} |
427 |
|
|
428 |
|
/* Return nominal wavelength associated with input component (return nm) */ |
429 |
< |
static double |
429 |
> |
double |
430 |
|
l_wavelength(char *nam) |
431 |
|
{ |
432 |
|
double comp = argument(1); |
450 |
|
} |
451 |
|
|
452 |
|
/* Return ith input with optional channel selector */ |
453 |
< |
static double |
453 |
> |
double |
454 |
|
l_chanin(char *nam) |
455 |
|
{ |
456 |
|
double inp = argument(1); |
475 |
|
return(mop[mi].rmp->mtx[cur_col*in_ncomp + chan]); |
476 |
|
} |
477 |
|
|
478 |
< |
static int |
478 |
> |
int |
479 |
|
initialize(RMATRIX *imp) |
480 |
|
{ |
481 |
|
int i; |
488 |
|
restype = mop[i].rmp->dtype; |
489 |
|
if (!imp->dtype || (restype = rmx_newtype(restype, imp->dtype)) > 0) |
490 |
|
imp->dtype = restype; |
491 |
< |
else |
491 |
> |
else if (!nowarn) |
492 |
|
fprintf(stderr, "%s: warning - data type mismatch\n", |
493 |
|
mop[i].inspec); |
494 |
|
if (!i) { |
522 |
|
return(1); |
523 |
|
} |
524 |
|
|
525 |
< |
static void |
525 |
> |
void |
526 |
|
output_headinfo(FILE *fp) |
527 |
|
{ |
528 |
|
int i; |
545 |
|
} |
546 |
|
} |
547 |
|
|
548 |
< |
static int |
549 |
< |
combine_input(ROPMAT *res, FILE *fout) |
548 |
> |
int |
549 |
> |
spawned_children(int np) |
550 |
|
{ |
551 |
< |
int set_r, set_c; |
552 |
< |
RMATRIX *tmp = NULL; |
553 |
< |
int co_set; |
554 |
< |
int i; |
555 |
< |
/* allocate input row buffers */ |
551 |
> |
int i, rv; |
552 |
> |
|
553 |
> |
#if defined(_WIN32) || defined(_WIN64) |
554 |
> |
if (np > 1) { |
555 |
> |
if (!nowarn) |
556 |
> |
fputs("Warning: only one process under Windows\n", stderr); |
557 |
> |
np = 1; |
558 |
> |
} else |
559 |
> |
#endif |
560 |
> |
if ((in_nrows > 0) & (np*4 > in_nrows)) |
561 |
> |
np = in_nrows/4; |
562 |
> |
/* we'll be doing a row at a time */ |
563 |
|
for (i = 0; i < nmats; i++) { |
564 |
< |
mop[i].imx.nrows = 1; /* we'll be doing a row at a time */ |
564 |
> |
mop[i].imx.nrows = 1; |
565 |
|
if (!rmx_prepare(&mop[i].imx)) |
566 |
|
goto memerror; |
567 |
|
if (mop[i].rmp != &mop[i].imx) { |
570 |
|
goto memerror; |
571 |
|
} |
572 |
|
} |
573 |
< |
/* prep output row buffers */ |
574 |
< |
if (mcat || res->preop.clen > 0) { |
575 |
< |
if (!split_input(res)) /* need separate buffer */ |
563 |
< |
return(0); |
564 |
< |
if (res->preop.clen > 0) |
565 |
< |
res->rmp->ncomp = res->preop.clen / res->imx.ncomp; |
566 |
< |
res->rmp->nrows = 1; |
567 |
< |
if (!mcat | !mcat_last && !rmx_prepare(res->rmp)) |
573 |
> |
/* prep output row buffer(s) */ |
574 |
> |
if (mop[nmats].preop.clen > 0) { |
575 |
> |
if (!split_input(&mop[nmats])) /* need separate buffer */ |
576 |
|
goto memerror; |
577 |
+ |
mop[nmats].rmp->ncomp = mop[nmats].preop.clen / |
578 |
+ |
mop[nmats].imx.ncomp; |
579 |
|
} |
580 |
< |
if (mcat && mcat_last && |
581 |
< |
!(tmp = rmx_alloc(1, res->imx.ncols, res->rmp->ncomp))) |
580 |
> |
mop[nmats].imx.nrows = 1; |
581 |
> |
if (!rmx_prepare(&mop[nmats].imx)) |
582 |
|
goto memerror; |
583 |
< |
res->imx.nrows = 1; |
584 |
< |
if (!rmx_prepare(&res->imx)) |
583 |
> |
if (mop[nmats].rmp != &mop[nmats].imx) { |
584 |
> |
mop[nmats].rmp->nrows = 1; |
585 |
> |
if (!rmx_prepare(mop[nmats].rmp)) |
586 |
> |
goto memerror; |
587 |
> |
} |
588 |
> |
if (np <= 1) { /* single process return */ |
589 |
> |
#ifdef getc_unlocked |
590 |
> |
for (i = 0; i < nmats; i++) |
591 |
> |
flockfile(mop[i].infp); |
592 |
> |
flockfile(stdout); |
593 |
> |
#endif |
594 |
> |
return(0); |
595 |
> |
} |
596 |
> |
fflush(stdout); /* flush header & spawn children */ |
597 |
> |
nchildren = np + 1; /* extra child to sequence output */ |
598 |
> |
cproc = (SUBPROC *)malloc(sizeof(SUBPROC)*nchildren); |
599 |
> |
if (!cproc) |
600 |
|
goto memerror; |
601 |
+ |
for (i = nchildren; i--; ) cproc[i] = sp_inactive; |
602 |
+ |
cproc[nchildren-1].flags |= PF_FILT_OUT; |
603 |
+ |
/* start each child from parent */ |
604 |
+ |
for (i = 0; i < nchildren; i++) |
605 |
+ |
if ((rv = open_process(&cproc[i], NULL)) <= 0) |
606 |
+ |
break; /* child breaks here */ |
607 |
+ |
if (rv < 0) { |
608 |
+ |
perror("fork"); /* WTH? */ |
609 |
+ |
close_processes(cproc, i); |
610 |
+ |
exit(1); |
611 |
+ |
} |
612 |
+ |
if (i != nchildren-1) { /* last child is sole reader */ |
613 |
+ |
int j = i; |
614 |
+ |
while (j-- > 0) { |
615 |
+ |
close(cproc[j].r); |
616 |
+ |
cproc[j].r = -1; |
617 |
+ |
} |
618 |
+ |
} |
619 |
+ |
if (rv > 0) |
620 |
+ |
return(1); /* parent return value */ |
621 |
+ |
|
622 |
+ |
inchild = i; /* else set our child index */ |
623 |
+ |
while (i-- > 0) /* only parent writes siblings */ |
624 |
+ |
close(cproc[i].w); |
625 |
+ |
|
626 |
+ |
i = nmats; /* close matrix streams (carefully) */ |
627 |
+ |
while (i-- > 0) { |
628 |
+ |
if (mop[i].infp != stdin) { |
629 |
+ |
close(fileno(mop[i].infp)); /* avoid lseek() */ |
630 |
+ |
fclose(mop[i].infp); /* ! pclose() */ |
631 |
+ |
} |
632 |
+ |
mop[i].infp = NULL; |
633 |
+ |
} |
634 |
+ |
fpurge(stdin); /* discard previously buffered input */ |
635 |
+ |
|
636 |
+ |
if (inchild == nchildren-1) |
637 |
+ |
return(-1); /* output process return value */ |
638 |
+ |
|
639 |
+ |
i = nmats; /* get matrix rows from parent */ |
640 |
+ |
while (i-- > 0) { |
641 |
+ |
mop[i].infp = stdin; |
642 |
+ |
mop[i].imx.dtype = DTrmx_native; |
643 |
+ |
mop[i].imx.pflags &= ~RMF_SWAPIN; |
644 |
+ |
} |
645 |
+ |
#ifdef getc_unlocked |
646 |
+ |
flockfile(stdin); |
647 |
+ |
#endif |
648 |
+ |
mop[nmats].rmp->dtype = DTrmx_native; |
649 |
+ |
return(0); /* worker child return value */ |
650 |
+ |
memerror: |
651 |
+ |
fputs("Out of memory in spawned_children()\n", stderr); |
652 |
+ |
exit(1); |
653 |
+ |
} |
654 |
+ |
|
655 |
+ |
int |
656 |
+ |
parent_loop(void) |
657 |
+ |
{ |
658 |
+ |
int i; |
659 |
+ |
|
660 |
+ |
rmx_reset(&mop[nmats].imx); /* not touching output side */ |
661 |
+ |
if (mop[nmats].rmp != &mop[nmats].imx) { |
662 |
+ |
rmx_free(mop[nmats].rmp); |
663 |
+ |
mop[nmats].rmp = &mop[nmats].imx; |
664 |
+ |
} |
665 |
+ |
#ifdef getc_unlocked |
666 |
+ |
for (i = 0; i < nmats; i++) /* we handle matrix inputs */ |
667 |
+ |
flockfile(mop[i].infp); |
668 |
+ |
#endif |
669 |
+ |
/* load & send rows to kids */ |
670 |
+ |
for (cur_row = 0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row++) { |
671 |
+ |
int wfd = cproc[cur_row % (nchildren-1)].w; |
672 |
+ |
for (i = 0; i < nmats; i++) |
673 |
+ |
if (!rmx_load_row(mop[i].imx.mtx, &mop[i].imx, mop[i].infp)) { |
674 |
+ |
if (cur_row > in_nrows) /* unknown #input rows? */ |
675 |
+ |
break; |
676 |
+ |
fprintf(stderr, "%s: load error at row %d\n", |
677 |
+ |
mop[i].inspec, cur_row); |
678 |
+ |
return(0); |
679 |
+ |
} |
680 |
+ |
if (i < nmats) |
681 |
+ |
break; |
682 |
+ |
for (i = 0; i < nmats; i++) |
683 |
+ |
if (writebuf(wfd, mop[i].imx.mtx, rmx_array_size(&mop[i].imx)) |
684 |
+ |
!= rmx_array_size(&mop[i].imx)) { |
685 |
+ |
fprintf(stderr, "%s: write error at row %d\n", |
686 |
+ |
mop[i].inspec, cur_row); |
687 |
+ |
return(0); |
688 |
+ |
} |
689 |
+ |
} |
690 |
+ |
i = close_processes(cproc, nchildren); /* collect family */ |
691 |
+ |
free(cproc); cproc = NULL; nchildren = 0; |
692 |
+ |
if (i < 0) { |
693 |
+ |
if (!nowarn) |
694 |
+ |
fputs("Warning: lost child process\n", stderr); |
695 |
+ |
return(1); |
696 |
+ |
} |
697 |
+ |
if (i > 0) { |
698 |
+ |
fprintf(stderr, "Child exited with status %d\n", i); |
699 |
+ |
return(0); |
700 |
+ |
} |
701 |
+ |
return(1); /* return success! */ |
702 |
+ |
} |
703 |
+ |
|
704 |
+ |
int |
705 |
+ |
combine_input(void) |
706 |
+ |
{ |
707 |
+ |
const int row0 = (inchild >= 0)*inchild; |
708 |
+ |
const int rstep = nchildren ? nchildren-1 : 1; |
709 |
+ |
ROPMAT *res = &mop[nmats]; |
710 |
+ |
int set_r, set_c; |
711 |
+ |
RMATRIX *tmp = NULL; |
712 |
+ |
int co_set; |
713 |
+ |
int i; |
714 |
+ |
|
715 |
+ |
if (mcat_last && !(tmp = rmx_alloc(1, res->imx.ncols, res->rmp->ncomp))) { |
716 |
+ |
fputs("Out of buffer space in combine_input()\n", stderr); |
717 |
+ |
return(0); |
718 |
+ |
} |
719 |
|
/* figure out what the user set */ |
720 |
|
co_set = fundefined("co"); |
721 |
|
if (!co_set) |
731 |
|
} else /* save a little time */ |
732 |
|
set_r = set_c = 0; |
733 |
|
/* read/process row-by-row */ |
734 |
< |
for (cur_row = 0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row++) { |
734 |
> |
for (cur_row = row0; (in_nrows <= 0) | (cur_row < in_nrows); cur_row += rstep) { |
735 |
|
RMATRIX *mres = NULL; |
736 |
< |
for (i = 0; i < nmats; i++) { |
736 |
> |
for (i = 0; i < nmats; i++) |
737 |
|
if (!rmx_load_row(mop[i].imx.mtx, &mop[i].imx, mop[i].infp)) { |
738 |
|
if (cur_row > in_nrows) /* unknown #input rows? */ |
739 |
< |
goto loop_exit; |
740 |
< |
fprintf(stderr, "%s: read error at row %d\n", |
739 |
> |
break; |
740 |
> |
fprintf(stderr, "%s: load error at row %d\n", |
741 |
|
mop[i].inspec, cur_row); |
742 |
|
return(0); |
743 |
|
} |
744 |
+ |
if (i < nmats) |
745 |
+ |
break; |
746 |
+ |
for (i = 0; i < nmats; i++) |
747 |
|
if (!apply_op(mop[i].rmp, &mop[i].imx, &mop[i].preop)) |
748 |
|
return(0); |
603 |
– |
} |
749 |
|
if (set_r) varset("r", '=', cur_row); |
750 |
|
for (cur_col = 0; cur_col < in_ncols; cur_col++) { |
751 |
|
if (set_c) varset("c", '=', cur_col); |
783 |
|
} |
784 |
|
rmx_free(mres); mres = NULL; |
785 |
|
if (!rmx_write_data(res->rmp->mtx, res->rmp->ncomp, |
786 |
< |
res->rmp->ncols, res->rmp->dtype, fout)) |
786 |
> |
res->rmp->ncols, res->rmp->dtype, stdout) || |
787 |
> |
(inchild >= 0 && fflush(stdout) == EOF)) { |
788 |
> |
fprintf(stderr, "Conversion/write error at row %d\n", |
789 |
> |
cur_row); |
790 |
|
return(0); |
791 |
+ |
} |
792 |
|
} |
793 |
< |
loop_exit: |
794 |
< |
#if 0 /* we're about to exit, so who cares? */ |
795 |
< |
rmx_free(tmp); /* clean up */ |
796 |
< |
rmx_reset(res->rmp); |
797 |
< |
rmx_reset(&res->imx); |
798 |
< |
for (i = 0; i < nmats; i++) { |
799 |
< |
rmx_reset(mop[i].rmp); |
793 |
> |
return(inchild >= 0 || fflush(stdout) != EOF); |
794 |
> |
multerror: |
795 |
> |
fputs("Unexpected matrix multiply error\n", stderr); |
796 |
> |
return(0); |
797 |
> |
} |
798 |
> |
|
799 |
> |
int |
800 |
> |
output_loop(void) |
801 |
> |
{ |
802 |
> |
const size_t row_size = rmx_array_size(mop[nmats].rmp); |
803 |
> |
int cur_child = 0; |
804 |
> |
int i = nmats; |
805 |
> |
|
806 |
> |
while (i-- > 0) { /* free input buffers */ |
807 |
|
rmx_reset(&mop[i].imx); |
808 |
< |
if (mop[i].inspec[0] == '!') |
809 |
< |
pclose(mop[i].infp); |
810 |
< |
else if (mop[i].inspec != stdin_name) |
811 |
< |
fclose(mop[i].infp); |
656 |
< |
mop[i].infp = NULL; |
808 |
> |
if (mop[i].rmp != &mop[i].imx) { |
809 |
> |
rmx_free(mop[i].rmp); |
810 |
> |
mop[i].rmp = &mop[i].imx; |
811 |
> |
} |
812 |
|
} |
813 |
+ |
if (mop[nmats].rmp != &mop[nmats].imx) /* output is split? */ |
814 |
+ |
rmx_reset(&mop[nmats].imx); |
815 |
+ |
#ifdef getc_unlocked |
816 |
+ |
flockfile(stdout); /* we own this, now */ |
817 |
|
#endif |
818 |
< |
return(fflush(fout) != EOF); |
819 |
< |
memerror: |
820 |
< |
fputs("Out of buffer space in combine_input()\n", stderr); |
821 |
< |
return(0); |
822 |
< |
multerror: |
823 |
< |
fputs("Unexpected matrix multiply error in combine_input()\n", stderr); |
824 |
< |
return(0); |
818 |
> |
for ( ; ; ) { /* loop until no more */ |
819 |
> |
ssize_t rv; |
820 |
> |
rv = readbuf(cproc[cur_child].r, mop[nmats].rmp->mtx, row_size); |
821 |
> |
if (!rv) /* out of rows? */ |
822 |
> |
break; |
823 |
> |
if (rv != row_size) { |
824 |
> |
fputs("Read error\n", stderr); |
825 |
> |
return(0); |
826 |
> |
} /* do final conversion */ |
827 |
> |
if (!rmx_write_data(mop[nmats].rmp->mtx, mop[nmats].rmp->ncomp, |
828 |
> |
mop[nmats].rmp->ncols, mop[nmats].rmp->dtype, stdout)) { |
829 |
> |
fputs("Conversion/write error\n", stderr); |
830 |
> |
return(0); |
831 |
> |
} |
832 |
> |
cur_child++; |
833 |
> |
cur_child *= (cur_child < inchild); /* loop over workers */ |
834 |
> |
} |
835 |
> |
return(fflush(stdout) != EOF); |
836 |
|
} |
837 |
|
|
838 |
< |
static int |
838 |
> |
int |
839 |
|
get_factors(double da[], int n, char *av[]) |
840 |
|
{ |
841 |
|
int ac; |
845 |
|
return(ac); |
846 |
|
} |
847 |
|
|
848 |
< |
static void |
848 |
> |
void |
849 |
|
resize_inparr(int n2alloc) |
850 |
|
{ |
851 |
|
int i; |
852 |
|
|
853 |
|
if (n2alloc == nall) |
854 |
|
return; |
855 |
< |
for (i = nall; i > n2alloc; i--) { |
855 |
> |
for (i = nall; i-- > n2alloc; ) { |
856 |
|
rmx_reset(&mop[i].imx); |
857 |
|
if (mop[i].rmp != &mop[i].imx) |
858 |
|
rmx_free(mop[i].rmp); |
876 |
|
const char *defCsym = NULL; |
877 |
|
int echoheader = 1; |
878 |
|
int stdin_used = 0; |
879 |
+ |
int nproc = 1; |
880 |
|
const char *mcat_spec = NULL; |
881 |
|
int n2comp = 0; |
882 |
|
uby8 comp_ndx[128]; |
904 |
|
case 'h': |
905 |
|
echoheader = !echoheader; |
906 |
|
break; |
907 |
+ |
case 'n': |
908 |
+ |
nproc = atoi(argv[++i]); |
909 |
+ |
if (nproc <= 0) |
910 |
+ |
goto userr; |
911 |
+ |
break; |
912 |
|
case 'e': |
913 |
|
if (!n) goto userr; |
914 |
|
comp_ndx[n2comp++] = i++; |
947 |
|
} |
948 |
|
break; |
949 |
|
case 'C': |
950 |
+ |
mcat_last = 0; |
951 |
|
if (!n || isflt(argv[i+1])) |
952 |
|
goto userr; |
953 |
|
defCsym = mop[nmats].preop.csym = argv[++i]; |
954 |
|
mop[nmats].preop.clen = 0; |
778 |
– |
mcat_last = 0; |
955 |
|
break; |
956 |
|
case 'c': |
957 |
+ |
mcat_last = 0; |
958 |
|
if (n && !isflt(argv[i+1])) { |
959 |
|
mop[nmats].preop.csym = argv[++i]; |
960 |
|
mop[nmats].preop.clen = 0; |
970 |
|
goto userr; |
971 |
|
} |
972 |
|
mop[nmats].preop.csym = NULL; |
796 |
– |
mcat_last = 0; |
973 |
|
break; |
974 |
|
case 'm': |
975 |
+ |
mcat_last = 1; |
976 |
|
if (!n) goto userr; |
977 |
|
if (argv[++i][0] == '-' && !argv[i][1]) { |
978 |
|
if (stdin_used++) goto stdin_error; |
979 |
|
mcat_spec = stdin_name; |
980 |
|
} else |
981 |
|
mcat_spec = argv[i]; |
805 |
– |
mcat_last = 1; |
982 |
|
break; |
983 |
|
default: |
984 |
|
fprintf(stderr, "%s: unknown option '%s'\n", |
1047 |
|
return(1); |
1048 |
|
} |
1049 |
|
doptimize(1); /* optimize definitions */ |
1050 |
< |
/* process & write rows */ |
1051 |
< |
return(combine_input(&mop[nmats], stdout) ? 0 : 1); |
1050 |
> |
i = spawned_children(nproc); /* create multiple processes if requested */ |
1051 |
> |
if (i > 0) /* running in parent process? */ |
1052 |
> |
return(parent_loop() ? 0 : 1); |
1053 |
> |
if (i < 0) /* running in output process? */ |
1054 |
> |
return(output_loop() ? 0 : 1); |
1055 |
> |
/* else we are a worker process */ |
1056 |
> |
return(combine_input() ? 0 : 1); |
1057 |
|
stdin_error: |
1058 |
|
fprintf(stderr, "%s: %s used for more than one input\n", |
1059 |
|
argv[0], stdin_name); |
1060 |
|
return(1); |
1061 |
|
userr: |
1062 |
|
fprintf(stderr, |
1063 |
< |
"Usage: %s [-h][-f{adfc}][-e expr][-f file][-s sf .. | -c ce ..] m1 .. -m mcat > mres\n", |
1063 |
> |
"Usage: %s [-h][-f{adfc}][-n nproc][-e expr][-f file][-s sf .. | -c ce ..] m1 .. -m mcat > mres\n", |
1064 |
|
argv[0]); |
1065 |
|
return(1); |
1066 |
|
} |