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/* $OpenBSD: c_test.h,v 1.2 2003/10/22 07:40:38 jmc Exp $ */
/* Various types of operations. Keeping things grouped nicely
* (unary,binary) makes switch() statements more efficient.
*/
enum Test_op {
TO_NONOP = 0, /* non-operator */
/* unary operators */
TO_STNZE, TO_STZER, TO_OPTION,
TO_FILAXST,
TO_FILEXST,
TO_FILREG, TO_FILBDEV, TO_FILCDEV, TO_FILSYM, TO_FILFIFO, TO_FILSOCK,
TO_FILCDF, TO_FILID, TO_FILGID, TO_FILSETG, TO_FILSTCK, TO_FILUID,
TO_FILRD, TO_FILGZ, TO_FILTT, TO_FILSETU, TO_FILWR, TO_FILEX,
/* binary operators */
TO_STEQL, TO_STNEQ, TO_STLT, TO_STGT, TO_INTEQ, TO_INTNE, TO_INTGT,
TO_INTGE, TO_INTLT, TO_INTLE, TO_FILEQ, TO_FILNT, TO_FILOT
};
typedef enum Test_op Test_op;
/* Used by Test_env.isa() (order important - used to index *_tokens[] arrays) */
enum Test_meta {
TM_OR, /* -o or || */
TM_AND, /* -a or && */
TM_NOT, /* ! */
TM_OPAREN, /* ( */
TM_CPAREN, /* ) */
TM_UNOP, /* unary operator */
TM_BINOP, /* binary operator */
TM_END /* end of input */
};
typedef enum Test_meta Test_meta;
#define TEF_ERROR BIT(0) /* set if we've hit an error */
#define TEF_DBRACKET BIT(1) /* set if [[ .. ]] test */
typedef struct test_env Test_env;
struct test_env {
int flags; /* TEF_* */
union {
char **wp; /* used by ptest_* */
XPtrV *av; /* used by dbtestp_* */
} pos;
char **wp_end; /* used by ptest_* */
int (*isa) ARGS((Test_env *te, Test_meta meta));
const char *(*getopnd) ARGS((Test_env *te, Test_op op, int do_eval));
int (*eval) ARGS((Test_env *te, Test_op op, const char *opnd1,
const char *opnd2, int do_eval));
void (*error) ARGS((Test_env *te, int offset, const char *msg));
};
Test_op test_isop ARGS((Test_env *te, Test_meta meta, const char *s));
int test_eval ARGS((Test_env *te, Test_op op, const char *opnd1,
const char *opnd2, int do_eval));
int test_parse ARGS((Test_env *te));
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