2008-11-30 22:16:36 +01:00
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/*
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variable.h
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$Id$
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*/
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#ifndef _VARIABLE_H
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#define _VARIABLE_H
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/* Variables that are accessible to the parser via $varname
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* expansions. If the type is VT_LIST the value is a pointer to a
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* list of the elements. */
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struct variable {
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char va_type;
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char *va_name;
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union {
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bool vV_bool;
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int vV_num;
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double vV_real;
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char *vV_string;
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struct variable *vV_list;
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} va_V;
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struct variable *va_next; /* Link. */
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} ;
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#define va_bool va_V.vV_bool
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#define va_num va_V.vV_num
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#define va_real va_V.vV_real
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#define va_string va_V.vV_string
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#define va_vlist va_V.vV_list
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enum vt_types {
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VT_BOOL,
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VT_NUM,
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VT_REAL,
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VT_STRING,
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VT_LIST
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};
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struct xxx {
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struct variable *x_v;
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char x_char;
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} ;
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extern struct variable *variables;
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extern bool cp_noglob;
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extern bool cp_nonomatch;
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extern bool cp_noclobber;
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extern bool cp_ignoreeof;
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extern bool cp_echo;
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/* extern struct variable *variables; */
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wordlist * cp_varwl(struct variable *var);
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void cp_vset(char *varname, char type, char *value);
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struct variable * cp_setparse(wordlist *wl);
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void cp_remvar(char *varname);
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bool cp_getvar(char *name, int type, void *retval);
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wordlist * cp_variablesubst(wordlist *wlist);
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wordlist * vareval(char *string);
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void cp_vprint(void);
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#endif /* _VARIABLE_H */
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