mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 03:27:39 +00:00
fa20edc44d
- Remove most __ASSEMBLER__ __LINKER__ ifdefs - Rename libc/intrin/bits.h to libc/serialize.h - Block pthread cancelation in fchmodat() polyfill - Remove `clang-format off` statements in third_party
123 lines
2.8 KiB
C
123 lines
2.8 KiB
C
#ifndef COSMOPOLITAN_THIRD_PARTY_SED_DEFS_H_
|
|
#define COSMOPOLITAN_THIRD_PARTY_SED_DEFS_H_
|
|
#include "libc/calls/typedef/u.h"
|
|
#include "libc/limits.h"
|
|
#include "third_party/regex/regex.h"
|
|
COSMOPOLITAN_C_START_
|
|
|
|
/*
|
|
* Types of address specifications
|
|
*/
|
|
enum e_atype {
|
|
AT_RE = 1, /* Line that match RE */
|
|
AT_LINE, /* Specific line */
|
|
AT_RELLINE, /* Relative line */
|
|
AT_LAST /* Last line */
|
|
};
|
|
|
|
/*
|
|
* Format of an address
|
|
*/
|
|
struct s_addr {
|
|
enum e_atype type; /* Address type */
|
|
union {
|
|
u_long l; /* Line number */
|
|
regex_t *r; /* Regular expression */
|
|
} u;
|
|
};
|
|
|
|
/*
|
|
* Substitution command
|
|
*/
|
|
struct s_subst {
|
|
int n; /* Occurrence to subst. */
|
|
int p; /* True if p flag */
|
|
int icase; /* True if I flag */
|
|
char *wfile; /* NULL if no wfile */
|
|
int wfd; /* Cached file descriptor */
|
|
regex_t *re; /* Regular expression */
|
|
unsigned int maxbref; /* Largest backreference. */
|
|
u_long linenum; /* Line number. */
|
|
char *new; /* Replacement text */
|
|
};
|
|
|
|
/*
|
|
* Translate command.
|
|
*/
|
|
struct s_tr {
|
|
unsigned char bytetab[256];
|
|
struct trmulti {
|
|
size_t fromlen;
|
|
char from[MB_LEN_MAX];
|
|
size_t tolen;
|
|
char to[MB_LEN_MAX];
|
|
} *multis;
|
|
size_t nmultis;
|
|
};
|
|
|
|
/*
|
|
* An internally compiled command.
|
|
* Initialy, label references are stored in t, on a second pass they
|
|
* are updated to pointers.
|
|
*/
|
|
struct s_command {
|
|
struct s_command *next; /* Pointer to next command */
|
|
struct s_addr *a1, *a2; /* Start and end address */
|
|
u_long startline; /* Start line number or zero */
|
|
char *t; /* Text for : a c i r w */
|
|
union {
|
|
struct s_command *c; /* Command(s) for b t { */
|
|
struct s_subst *s; /* Substitute command */
|
|
struct s_tr *y; /* Replace command array */
|
|
int fd; /* File descriptor for w */
|
|
} u;
|
|
char code; /* Command code */
|
|
u_int nonsel:1; /* True if ! */
|
|
};
|
|
|
|
/*
|
|
* Types of command arguments recognised by the parser
|
|
*/
|
|
enum e_args {
|
|
EMPTY, /* d D g G h H l n N p P q x = \0 */
|
|
TEXT, /* a c i */
|
|
NONSEL, /* ! */
|
|
GROUP, /* { */
|
|
ENDGROUP, /* } */
|
|
COMMENT, /* # */
|
|
BRANCH, /* b t */
|
|
LABEL, /* : */
|
|
RFILE, /* r */
|
|
WFILE, /* w */
|
|
SUBST, /* s */
|
|
TR /* y */
|
|
};
|
|
|
|
/*
|
|
* Structure containing things to append before a line is read
|
|
*/
|
|
struct s_appends {
|
|
enum {AP_STRING, AP_FILE} type;
|
|
char *s;
|
|
size_t len;
|
|
};
|
|
|
|
enum e_spflag {
|
|
APPEND, /* Append to the contents. */
|
|
REPLACE /* Replace the contents. */
|
|
};
|
|
|
|
/*
|
|
* Structure for a space (process, hold, otherwise).
|
|
*/
|
|
typedef struct {
|
|
char *space; /* Current space pointer. */
|
|
size_t len; /* Current length. */
|
|
int deleted; /* If deleted. */
|
|
int append_newline; /* If originally terminated by \n. */
|
|
char *back; /* Backing memory. */
|
|
size_t blen; /* Backing memory length. */
|
|
} SPACE;
|
|
|
|
COSMOPOLITAN_C_END_
|
|
#endif /* COSMOPOLITAN_THIRD_PARTY_SED_DEFS_H_ */
|