- register fragS * former_last_fragP;
- /* char *throw_away_pointer; JF unused */
- register frchainS * frchP;
- long tmp; /* JF */
-
- frag_now->fr_fix = (char *) (obstack_next_free (&frags)) -
- (frag_now->fr_literal) - old_frags_var_max_size;
- /* Fix up old frag's fr_fix. */
-
- obstack_finish (&frags);
- /* This will align the obstack so the */
- /* next struct we allocate on it will */
- /* begin at a correct boundary. */
- frchP = frchain_now;
- know (frchP);
- former_last_fragP = frchP->frch_last;
- know (former_last_fragP);
- know (former_last_fragP == frag_now);
- obstack_blank (&frags, SIZEOF_STRUCT_FRAG);
- /* We expect this will begin at a correct */
- /* boundary for a struct. */
- tmp=obstack_alignment_mask(&frags);
- obstack_alignment_mask(&frags)=0; /* Turn off alignment */
- /* If we ever hit a machine
- where strings must be
- aligned, we Lose Big */
- frag_now=(fragS *)obstack_finish(&frags);
- obstack_alignment_mask(&frags)=tmp; /* Restore alignment */
-
- /* Just in case we don't get zero'd bytes */
- bzero(frag_now, SIZEOF_STRUCT_FRAG);
-
- /* obstack_unaligned_done (&frags, &frag_now); */
- /* know (frags.obstack_c_next_free == frag_now->fr_literal); */
- /* Generally, frag_now->points to an */
- /* address rounded up to next alignment. */
- /* However, characters will add to obstack */
- /* frags IMMEDIATELY after the struct frag, */
- /* even if they are not starting at an */
- /* alignment address. */
- former_last_fragP->fr_next = frag_now;
- frchP->frch_last = frag_now;
-
+ register fragS *former_last_fragP;
+ register frchainS *frchP;
+ long tmp;
+
+ frag_now->fr_fix = frag_now_fix () - old_frags_var_max_size;
+ /* Fix up old frag's fr_fix. */
+
+ obstack_finish (&frags);
+ /* This will align the obstack so the next struct we allocate on it
+ will begin at a correct boundary. */
+ frchP = frchain_now;
+ know (frchP);
+ former_last_fragP = frchP->frch_last;
+ know (former_last_fragP);
+ know (former_last_fragP == frag_now);
+ obstack_blank (&frags, SIZEOF_STRUCT_FRAG);
+ /* We expect this will begin at a correct boundary for a struct. */
+ tmp = obstack_alignment_mask (&frags);
+ obstack_alignment_mask (&frags) = 0; /* Turn off alignment */
+ /* If we ever hit a machine where strings must be aligned, we Lose
+ Big. */
+ frag_now = (fragS *) obstack_finish (&frags);
+ obstack_alignment_mask (&frags) = tmp; /* Restore alignment */
+
+ /* Just in case we don't get zero'd bytes */
+ memset (frag_now, '\0', SIZEOF_STRUCT_FRAG);
+
+ /* Generally, frag_now->points to an address rounded up to next
+ alignment. However, characters will add to obstack frags
+ IMMEDIATELY after the struct frag, even if they are not starting
+ at an alignment address. */
+ former_last_fragP->fr_next = frag_now;
+ frchP->frch_last = frag_now;
+