mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-08-17 18:33:24 +02:00
35 lines
804 B
C
35 lines
804 B
C
|
|
typedef unsigned char symbol;
|
|
|
|
/* Or replace 'char' above with 'short' for 16 bit characters.
|
|
|
|
More precisely, replace 'char' with whatever type guarantees the
|
|
character width you need. Note however that sizeof(symbol) should divide
|
|
HEAD, defined in header.h as 2*sizeof(int), without remainder, otherwise
|
|
there is an alignment problem. In the unlikely event of a problem here,
|
|
consult Martin Porter.
|
|
|
|
*/
|
|
|
|
struct SN_env
|
|
{
|
|
symbol *p;
|
|
int c;
|
|
int a;
|
|
int l;
|
|
int lb;
|
|
int bra;
|
|
int ket;
|
|
int S_size;
|
|
int I_size;
|
|
int B_size;
|
|
symbol **S;
|
|
int *I;
|
|
symbol *B;
|
|
};
|
|
|
|
extern struct SN_env *SN_create_env(int S_size, int I_size, int B_size);
|
|
extern void SN_close_env(struct SN_env * z);
|
|
|
|
extern void SN_set_current(struct SN_env * z, int size, const symbol * s);
|