src/variable.h

   1 /*
   2  * Copyright 1993, 2000 Christopher Seiwald.
   3  *
   4  * This file is part of Jam - see jam.c for Copyright information.
   5  */
   6 /*
   7  * variable.h - handle jam multi-element variables
   8  *
   9  * 11/04/02 (seiwald) - const-ing for string literals
  10  */
  11 #ifndef JAMH_VARIABLE_H
  12 #define JAMH_VARIABLE_H
  13
  14
  15 extern void var_defines (const char **e);
  16 extern int var_string (const char *in, char *out, int outsize, LOL *lol);
  17 extern LIST *var_get (const char *symbol);
  18 extern void var_set (const char *symbol, LIST *value, int flag);
  19 extern LIST *var_swap (const char *symbol, LIST *value);
  20 extern void var_done (void);
  21
  22
  23 /*
  24  * Defines for var_set().
  25  */
  26 enum {
  27   VAR_SET, /* override previous value */
  28   VAR_APPEND, /* append to previous value */
  29   VAR_REMOVE, /* find and remove all occurences of value */
  30   VAR_DEFAULT /* set only if no previous value */
  31 };
  32
  33
  34 #endif