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Rev 1568 Rev 1572
Line 87... Line 87...
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  char slotid; /* 0..9 */
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  char slotid; /* 0..9 */
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  char fname[128];
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  char fname[128];
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};
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};
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/*****************************************************************************
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 * assembly "functions"                                                      *
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 *****************************************************************************/
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unsigned short dosalloc(unsigned short siz);
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#pragma aux dosalloc = \
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"mov ah, 0x48" \
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"int 0x21" \
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"jnc done" \
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"xor ax, ax" \
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"done:" \
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parm [bx] \
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value [ax];
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unsigned short dosfree(unsigned short segn);
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#pragma aux dosfree = \
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"mov ah, 0x49" \
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"int 0x21" \
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"jc done" \
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"xor ax, ax" \
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"done:" \
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parm [es] \
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value [ax];
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/*****************************************************************************
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/*****************************************************************************
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 * functions                                                                 *
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 * functions                                                                 *
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 *****************************************************************************/
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 *****************************************************************************/
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static struct line far *line_calloc(unsigned short siz) {
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static struct line far *line_calloc(unsigned short siz) {
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  struct line far *res;
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  struct line far *res;
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  unsigned short seg;
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  unsigned short seg;
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  seg = mdr_dos_allocmem((sizeof(struct line) + siz + 15) / 16);
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  seg = dosalloc((sizeof(struct line) + siz + 15) / 16);
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  if (seg == 0) return(NULL);
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  if (seg == 0) return(NULL);
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  res = MK_FP(seg, 0);
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  res = MK_FP(seg, 0);
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  res->len = 0;
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  res->len = 0;
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  res->next = NULL;
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  res->next = NULL;
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  res->prev = NULL;
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  res->prev = NULL;
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  return(res);
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  return(res);
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}
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}
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static void line_free(struct line far *ptr) {
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static void line_free(struct line far *ptr) {
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  _dos_freemem(FP_SEG(ptr));
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  dosfree(FP_SEG(ptr));
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}
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}
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static int curline_resize(struct file *db, unsigned short newsiz) {
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static int curline_resize(struct file *db, unsigned short newsiz) {
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  struct line far *newptr;
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  struct line far *newptr;