174   int nbuff;           /* The allocated dimension of buffer[] */  member
269   glh->nbuff = (buflen+GLH_SEG_SIZE-1) / GLH_SEG_SIZE;  in _new_GlHistory()
282   glh->nfree = glh->nbuff;  in _new_GlHistory()
297   if(glh->nbuff > 0) {  in _new_GlHistory()
298     glh->nbuff = glh->nfree;  in _new_GlHistory()
299     glh->buffer = (GlhLineSeg *) malloc(sizeof(GlhLineSeg) * glh->nbuff);  in _new_GlHistory()
309     for(i=0; i<glh->nbuff-1; i++) {  in _new_GlHistory()
1631   int nbuff;     /* The number of segments in the new buffer */  in _glh_resize_history()  local
1644   nbuff = (bufsize+GLH_SEG_SIZE-1) / GLH_SEG_SIZE;  in _glh_resize_history()
1648   if(glh->nbuff != nbuff) {  in _glh_resize_history()
1656     if(glh->nbuff == 0 && nbuff>0) {  in _glh_resize_history()
1657       glh->buffer = (GlhLineSeg *) malloc(sizeof(GlhLineSeg) * nbuff);  in _glh_resize_history()
1660       glh->nbuff = nbuff;  in _glh_resize_history()
1661       glh->nfree = glh->nbuff;  in _glh_resize_history()
1668       for(i=0; i<glh->nbuff-1; i++) {  in _glh_resize_history()
1676     } else if(nbuff == 0) {  in _glh_resize_history()
1681       glh->nbuff = 0;  in _glh_resize_history()
1695       while(glh->list.head && glh->nbusy > nbuff)  in _glh_resize_history()
1700       buffer = (GlhLineSeg *) malloc(nbuff * sizeof(GlhLineSeg));  in _glh_resize_history()
1725       for(i=nbusy; i<nbuff-1; i++)  in _glh_resize_history()
1727       if(i < nbuff)  in _glh_resize_history()
1737       glh->nbuff = nbuff;  in _glh_resize_history()
1739       glh->nfree = nbuff - nbusy;  in _glh_resize_history()
1837       for(i=0; i<glh->nbuff-1; i++) {  in _glh_clear_history()
1842       glh->nfree = glh->nbuff;  in _glh_clear_history()