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inst.c: zero-sized pads and holes now cause instantiation to fail

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Before, they were silently ignored but still included in output.
This produced invalid Postscript (attempts to fit the pad name into
the zero-sized pad failed) and may also have produced artefacts
that could confuse KiCad.
This commit is contained in:
Werner Almesberger 2012-07-12 16:21:59 -03:00
parent 59b90b3054
commit e2ce0eecf7
1 changed files with 24 additions and 0 deletions
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24
inst.c
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@ -16,6 +16,7 @@
#include <math.h> #include <math.h>
#include "util.h" #include "util.h"
#include "error.h"
#include "coord.h" #include "coord.h"
#include "expr.h" #include "expr.h"
#include "layer.h" #include "layer.h"
@ -592,6 +593,25 @@ static void grow_bbox_by_width(struct bbox *bbox, unit_type width)
} }
static int zero_sized(struct coord a, struct coord b, const char *fmt,
const char *arg)
{
if (a.x == b.x && a.y == b.y) {
fail(fmt, "zero-sized", arg);
return 1;
}
if (a.x == b.x) {
fail(fmt, "zero-width", arg);
return 1;
}
if (a.y == b.y) {
fail(fmt, "zero-height", arg);
return 1;
}
return 0;
}
static struct inst *add_inst(const struct inst_ops *ops, enum inst_prio prio, static struct inst *add_inst(const struct inst_ops *ops, enum inst_prio prio,
struct coord base) struct coord base)
{ {
@ -896,6 +916,8 @@ int inst_pad(struct obj *obj, const char *name, struct coord a, struct coord b)
{ {
struct inst *inst; struct inst *inst;
if (zero_sized(a, b, "%s pad \"%s\"", name))
return 0;
inst = add_inst(obj->u.pad.rounded ? &rpad_ops : &pad_ops, inst = add_inst(obj->u.pad.rounded ? &rpad_ops : &pad_ops,
obj->u.pad.type == pt_normal || obj->u.pad.type == pt_bare || obj->u.pad.type == pt_normal || obj->u.pad.type == pt_bare ||
obj->u.pad.type == pt_trace ? obj->u.pad.type == pt_trace ?
@ -932,6 +954,8 @@ int inst_hole(struct obj *obj, struct coord a, struct coord b)
{ {
struct inst *inst; struct inst *inst;
if (zero_sized(a, b, "%s hole", NULL))
return 0;
inst = add_inst(&hole_ops, ip_hole, a); inst = add_inst(&hole_ops, ip_hole, a);
inst->obj = obj; inst->obj = obj;
inst->u.hole.other = b; inst->u.hole.other = b;