140 |
|
|
141 |
|
if ((mleft == NULL) | (mright == NULL)) |
142 |
|
return(NULL); |
143 |
– |
|
143 |
|
switch (op) { |
144 |
|
case '.': /* concatenate */ |
145 |
< |
mres = rmx_multiply(mleft, mright); |
145 |
> |
if (mleft->ncomp != mright->ncomp) { |
146 |
> |
fputs(inspec, stderr); |
147 |
> |
fputs(": # components do not match\n", stderr); |
148 |
> |
} else if (mleft->ncols != mright->nrows) { |
149 |
> |
fputs(inspec, stderr); |
150 |
> |
fputs(": mismatched dimensions\n", |
151 |
> |
stderr); |
152 |
> |
} else |
153 |
> |
mres = rmx_multiply(mleft, mright); |
154 |
|
rmx_free(mleft); |
155 |
|
rmx_free(mright); |
156 |
|
if (mres == NULL) { |
157 |
|
fputs(inspec, stderr); |
158 |
< |
if (mleft->ncols != mright->nrows) |
152 |
< |
fputs(": mismatched dimensions for multiply\n", |
153 |
< |
stderr); |
154 |
< |
else |
155 |
< |
fputs(": concatenation failed\n", stderr); |
158 |
> |
fputs(": concatenation failed\n", stderr); |
159 |
|
return(NULL); |
160 |
|
} |
161 |
|
if (verbose) { |
323 |
|
for (i = 1; i < argc; i++) { |
324 |
|
if (argv[i][0] && !argv[i][1] && |
325 |
|
strchr(".+*/", argv[i][0]) != NULL) { |
326 |
< |
if (mop[nmats].inspec == NULL || mop[nmats].binop) { |
326 |
> |
if (!nmats || mop[nmats-1].binop) { |
327 |
|
fprintf(stderr, |
328 |
< |
"%s: missing matrix argument for '%c' operation\n", |
328 |
> |
"%s: missing matrix argument before '%c' operation\n", |
329 |
|
argv[0], argv[i][0]); |
330 |
|
return(1); |
331 |
|
} |
332 |
< |
mop[nmats++].binop = argv[i][0]; |
332 |
> |
mop[nmats-1].binop = argv[i][0]; |
333 |
|
} else if (argv[i][0] != '-' || !argv[i][1]) { |
334 |
|
if (argv[i][0] == '-') { |
335 |
|
if (stdin_used++) { |
394 |
|
} |
395 |
|
if (mop[0].inspec == NULL) /* nothing to do? */ |
396 |
|
goto userr; |
397 |
+ |
if (mop[nmats-1].binop) { |
398 |
+ |
fprintf(stderr, |
399 |
+ |
"%s: missing matrix argument after '%c' operation\n", |
400 |
+ |
argv[0], mop[nmats-1].binop); |
401 |
+ |
return(1); |
402 |
+ |
} |
403 |
|
/* favor quicker concatenation */ |
404 |
|
mop[nmats].mtx = prefer_right2left(mop) ? op_right2left(mop) |
405 |
|
: op_left2right(mop); |