shithub: pdffs

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[array] split out arrayadd

--- a/array.c

+++ b/array.c

@@ -8,7 +8,6 @@

 pdfarray(Pdf *pdf, Stream *s)

 {

 	Object *o, *m;

-	Object **a;

 	int c, noel;

 	o = calloc(1, sizeof(*o));

@@ -30,13 +29,10 @@

 			continue;

 		}

-		if((a = realloc(o->array.e, (o->array.ne+1)*sizeof(Object*))) == nil){

+		if(!arrayadd(o, m)){

 			pdfobjfree(m);

 			goto err;

 		}

-

-		o->array.e = a;

-		a[o->array.ne++] = m;

 	}

 	if(c != ']'){

@@ -49,6 +45,19 @@

 	werrstr("array: %r");

 	pdfobjfree(o);

 	return nil;

+}

+

+int

+arrayadd(Object *arr, Object *o)

+{

+	Object **a;

+	a = realloc(arr->array.e, (arr->array.ne+1)*sizeof(Object*));

+	if(a == nil)

+		return 0;

+	arr->array.e = a;

+	a[arr->array.ne] = o;

+	arr->array.ne += 1;

+	return 1;

 }

 int

--- a/pdf.h

+++ b/pdf.h

@@ -190,6 +190,7 @@

 int arraylen(Object *o);

 Object *arrayget(Object *o, int i);

 int arrayint(Object *o, int i);

+int arrayadd(Object *a, Object *o);

 Object *dictget(Object *o, char *name);

 int dictint(Object *o, char *name);