cvs commit: src/usr.bin/m4 eval.c extern.h main.c

[Tim J. Robbins]

tjr         2004-08-16 14:18:22 UTC

  FreeBSD src repository

  Modified files:
    usr.bin/m4           eval.c extern.h main.c 
  Log:
  Store a pointer to "null" in struct ndblock's defn member instead of a
  duplicate allocated on the heap; the address defn points to is significant,
  and is checked against the address of "null" in certain conditionals.
  
  PR:             59883
  MFC after:      1 week
  
  Revision  Changes    Path
  1.22      +3 -3      src/usr.bin/m4/eval.c
  1.12      +1 -1      src/usr.bin/m4/extern.h
  1.26      +2 -2      src/usr.bin/m4/main.c