mandoc/read.c - diff

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Up to [cvsweb.bsd.lv] / mandoc

Diff for /mandoc/read.c between version 1.126 and 1.186

version 1.126, 2015/02/06 16:06:25

version 1.186, 2017/07/03 13:40:19

Line 1

/* $Id$ */

* Permission to use, copy, modify, and distribute this software for any

* purpose with or without fee is hereby granted, provided that the above

* copyright notice and this permission notice appear in all copies.

* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES

* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR

* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

Line 19

#include "config.h"

#include <sys/types.h>

#if HAVE_MMAP

#include <sys/mman.h>

#include <sys/stat.h>

#endif

#include <sys/wait.h>

#include <assert.h>

#include <ctype.h>

#if HAVE_ERR

#include <err.h>

#endif

#include <errno.h>

#include <fcntl.h>

#include <stdarg.h>

#include <stdint.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include <zlib.h>

#include "mandoc.h"

#include "mandoc_aux.h"

#include "libmandoc.h"

#include "mandoc.h"

#include "roff.h"

#include "mdoc.h"

#include "man.h"

#include "libmandoc.h"

#include "roff_int.h"

#define REPARSE_LIMIT 1000

struct mparse {

struct man *pman; /* persistent man parser */

struct mdoc *pmdoc; /* persistent mdoc parser */

struct man *man; /* man parser */

struct mdoc *mdoc; /* mdoc parser */

struct roff *roff; /* roff parser (!NULL) */

const struct mchars *mchars; /* character table */

struct roff_man *man; /* man parser */

char *sodest; /* filename pointed to by .so */

const char *file; /* filename of current input file */

struct buf *primary; /* buffer currently being parsed */

struct buf *secondary; /* preprocessed copy of input */

const char *defos; /* default operating system */

const char *os_s; /* default operating system */

mandocmsg mmsg; /* warning/error message handler */

enum mandoclevel file_status; /* status of current parse */

enum mandoclevel wlevel; /* ignore messages below this */

enum mandocerr mmin; /* ignore messages below this */

int options; /* parser options */

int gzip; /* current input file is gzipped */

int filenc; /* encoding of the current file */

int reparse_count; /* finite interp. stack */

int line; /* line number in the file */

pid_t child; /* the gunzip(1) process */

};

static void choose_parser(struct mparse *);

static void resize_buf(struct buf *, size_t);

static void mparse_buf_r(struct mparse *, struct buf, size_t, int);

static int mparse_buf_r(struct mparse *, struct buf, size_t, int);

static int read_whole_file(struct mparse *, const char *, int,

struct buf *, int *);

static void mparse_end(struct mparse *);

Line 77 static void mparse_parse_buffer(struct mparse *, str

Line 75 static void mparse_parse_buffer(struct mparse *, str

static const enum mandocerr mandoclimits[MANDOCLEVEL_MAX] = {

MANDOCERR_OK,

MANDOCERR_STYLE,

MANDOCERR_WARNING,

MANDOCERR_ERROR,

MANDOCERR_UNSUPP,

MANDOCERR_MAX,

Line 88 static const enum mandocerr mandoclimits[MANDOCLEVEL_M

Line 86 static const enum mandocerr mandoclimits[MANDOCLEVEL_M

static const char * const mandocerrs[MANDOCERR_MAX] = {

"ok",

"base system convention",

"Mdocdate found",

"Mdocdate missing",

"unknown architecture",

"operating system explicitly specified",

"RCS id missing",

"referenced manual not found",

"generic style suggestion",

"legacy man(7) date format",

"duplicate RCS id",

"typo in section name",

"useless macro",

"consider using OS macro",

"errnos out of order",

"duplicate errno",

"description line ends with a full stop",

"no blank before trailing delimiter",

"function name without markup",

"generic warning",

/* related to the prologue */

Line 98 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 118 static const char * const mandocerrs[MANDOCERR_MAX] =

"unknown manual section",

"missing date, using today's date",

"cannot parse date, using it verbatim",

"date in the future, using it anyway",

"missing Os macro, using \"\"",

"duplicate prologue macro",

"late prologue macro",

Line 109 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 130 static const char * const mandocerrs[MANDOCERR_MAX] =

"no document body",

"content before first section header",

"first section is not \"NAME\"",

"bad NAME section contents",

"NAME section without Nm before Nd",

"NAME section without description",

"description not at the end of NAME",

"bad NAME section content",

"missing comma before name",

"missing description line, using \"\"",

"description line outside NAME section",

"sections out of conventional order",

"duplicate section title",

"unexpected section",

"cross reference to self",

"unusual Xr order",

"unusual Xr punctuation",

"AUTHORS section without An macro",

Line 127 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 154 static const char * const mandocerrs[MANDOCERR_MAX] =

"blocks badly nested",

"nested displays are not portable",

"moving content out of list",

".Vt block has child macro",

"first macro on line",

"fill mode already enabled, skipping",

"fill mode already disabled, skipping",

"line scope broken",

"skipping blank line in line scope",

/* related to missing macro arguments */

"skipping empty request",

Line 140 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 168 static const char * const mandocerrs[MANDOCERR_MAX] =

"empty argument, using 0n",

"missing display type, using -ragged",

"list type is not the first argument",

"missing -width in -tag list, using 8n",

"missing -width in -tag list, using 6n",

"missing utility name, using \"\"",

"missing function name, using \"\"",

"empty head in list item",

"empty list item",

"missing argument, using next line",

"missing font type, using \\fR",

"unknown font type, using \\fR",

"nothing follows prefix",

"empty reference block",

"missing section argument",

"missing -std argument, adding it",

"missing option string, using \"\"",

"missing resource identifier, using \"\"",

Line 165 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 195 static const char * const mandocerrs[MANDOCERR_MAX] =

"unknown AT&T UNIX version",

"comma in function argument",

"parenthesis in function name",

"unknown library name",

"invalid content in Rs block",

"invalid Boolean argument",

"unknown font, skipping request",

Line 174 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 205 static const char * const mandocerrs[MANDOCERR_MAX] =

"blank line in fill mode, using .sp",

"tab in filled text",

"whitespace at end of input line",

"new sentence, new line",

"bad comment style",

"invalid escape sequence",

"undefined string, using \"\"",

Line 214 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 246 static const char * const mandocerrs[MANDOCERR_MAX] =

/* related to request and macro arguments */

"escaped character not allowed in a name",

"NOT IMPLEMENTED: Bd -file",

"skipping display without arguments",

"missing list type, using -item",

"argument is not numeric, using 1",

"missing manual name, using \"\"",

"uname(3) system call failed, using UNKNOWN",

"unknown standard specifier",

Line 236 static const char * const mandocerrs[MANDOCERR_MAX] =

Line 270 static const char * const mandocerrs[MANDOCERR_MAX] =

static const char * const mandoclevels[MANDOCLEVEL_MAX] = {

"SUCCESS",

"RESERVED",

"STYLE",

"WARNING",

"ERROR",

"UNSUPP",

Line 288 choose_parser(struct mparse *curp)

Line 322 choose_parser(struct mparse *curp)

}

if (format == MPARSE_MDOC) {

if (NULL == curp->pmdoc)

curp->man->macroset = MACROSET_MDOC;

curp->pmdoc = mdoc_alloc(

if (curp->man->mdocmac == NULL)

curp->roff, curp, curp->defos,

curp->man->mdocmac = roffhash_alloc(MDOC_Dd, MDOC_MAX);

MPARSE_QUICK & curp->options ? 1 : 0);

} else {

assert(curp->pmdoc);

curp->man->macroset = MACROSET_MAN;

curp->mdoc = curp->pmdoc;

if (curp->man->manmac == NULL)

return;

curp->man->manmac = roffhash_alloc(MAN_TH, MAN_MAX);

}

curp->man->first->tok = TOKEN_NONE;

/* Fall back to man(7) as a last resort. */

if (NULL == curp->pman)

curp->pman = man_alloc(

curp->roff, curp, curp->defos,

MPARSE_QUICK & curp->options ? 1 : 0);

assert(curp->pman);

curp->man = curp->pman;

}

Line 314 choose_parser(struct mparse *curp)

Line 340 choose_parser(struct mparse *curp)

* macros, inline equations, and input line traps)

* and indirectly (for .so file inclusion).

static void

static int

mparse_buf_r(struct mparse *curp, struct buf blk, size_t i, int start)

{

const struct tbl_span *span;

Line 326 mparse_buf_r(struct mparse *curp, struct buf blk, size

Line 352 mparse_buf_r(struct mparse *curp, struct buf blk, size

int of;

int lnn; /* line number in the real file */

int fd;

pid_t save_child;

unsigned char c;

memset(&ln, 0, sizeof(ln));

Line 399 mparse_buf_r(struct mparse *curp, struct buf blk, size

Line 424 mparse_buf_r(struct mparse *curp, struct buf blk, size

MANDOCERR_CHAR_UNSUPP,

curp, curp->line, pos, "0x%x", c);

i++;

ln.buf[pos++] = '?';

if (c != '\r')

ln.buf[pos++] = '?';

continue;

}

/* Trailing backslash = a plain char. */

if (blk.buf[i] != '\\' || i + 1 == blk.sz) {

ln.buf[pos++] = blk.buf[i++];

continue;

}

* Found escape and at least one other character.

* When it's a newline character, skip it.

* When there is a carriage return in between,

* skip that one as well.

if ('\r' == blk.buf[i + 1] && i + 2 < blk.sz &&

'\n' == blk.buf[i + 2])

++i;

if ('\n' == blk.buf[i + 1]) {

i += 2;

++lnn;

continue;

}

if ('"' == blk.buf[i + 1] || '#' == blk.buf[i + 1]) {

i += 2;

/* Comment, skip to end of line */

for (; i < blk.sz; ++i) {

if ('\n' == blk.buf[i]) {

++i;

++lnn;

break;

}

/* Backout trailing whitespaces */

for (; pos > 0; --pos) {

if (ln.buf[pos - 1] != ' ')

break;

if (pos > 2 && ln.buf[pos - 2] == '\\')

break;

}

break;

}

/* Catch escaped bogus characters. */

c = (unsigned char) blk.buf[i+1];

if ( ! (isascii(c) &&

(isgraph(c) || isblank(c)))) {

mandoc_vmsg(MANDOCERR_CHAR_BAD, curp,

curp->line, pos, "0x%x", c);

i += 2;

ln.buf[pos++] = '?';

continue;

}

/* Some other escape sequence, copy & cont. */

ln.buf[pos++] = blk.buf[i++];

}

if (pos >= ln.sz)

if (pos + 1 >= ln.sz)

resize_buf(&ln, 256);

if (i == blk.sz || blk.buf[i] == '\0')

ln.buf[pos++] = '\n';

ln.buf[pos] = '\0';

Line 507 rerun:

Line 475 rerun:

switch (rr) {

case ROFF_REPARSE:

if (REPARSE_LIMIT >= ++curp->reparse_count)

if (++curp->reparse_count > REPARSE_LIMIT)

mparse_buf_r(curp, ln, of, 0);

else

mandoc_msg(MANDOCERR_ROFFLOOP, curp,

curp->line, pos, NULL);

pos = 0;

else if (mparse_buf_r(curp, ln, of, 0) == 1 ||

continue;

start == 1) {

pos = 0;

continue;

}

free(ln.buf);

return 0;

case ROFF_APPEND:

pos = strlen(ln.buf);

continue;

Line 527 rerun:

Line 498 rerun:

(i >= blk.sz || blk.buf[i] == '\0')) {

curp->sodest = mandoc_strdup(ln.buf + of);

free(ln.buf);

return;

return 1;

}

* We remove `so' clauses from our lookaside

Line 537 rerun:

Line 508 rerun:

if (curp->secondary)

curp->secondary->sz -= pos + 1;

save_file = curp->file;

save_child = curp->child;

if ((fd = mparse_open(curp, ln.buf + of)) != -1) {

if (mparse_open(curp, &fd, ln.buf + of) ==

MANDOCLEVEL_OK) {

mparse_readfd(curp, fd, ln.buf + of);

close(fd);

curp->file = save_file;

} else {

curp->file = save_file;

Line 555 rerun:

Line 525 rerun:

of = 0;

mparse_buf_r(curp, ln, of, 0);

}

curp->child = save_child;

pos = 0;

continue;

default:

break;

}

if (curp->man->macroset == MACROSET_NONE)

* If input parsers have not been allocated, do so now.

* We keep these instanced between parsers, but set them

* locally per parse routine since we can use different

* parsers with each one.

if ( ! (curp->man || curp->mdoc))

choose_parser(curp);

Line 581 rerun:

Line 543 rerun:

* Do the same for ROFF_EQN.

if (rr == ROFF_TBL) {

if (rr == ROFF_TBL)

while ((span = roff_span(curp->roff)) != NULL)

if (curp->man == NULL)

roff_addtbl(curp->man, span);

mdoc_addspan(curp->mdoc, span);

else if (rr == ROFF_EQN)

else

roff_addeqn(curp->man, roff_eqn(curp->roff));

man_addspan(curp->man, span);

else if ((curp->man->macroset == MACROSET_MDOC ?

} else if (rr == ROFF_EQN) {

mdoc_parseln(curp->man, curp->line, ln.buf, of) :

if (curp->man == NULL)

mdoc_addeqn(curp->mdoc, roff_eqn(curp->roff));

else

man_addeqn(curp->man, roff_eqn(curp->roff));

} else if ((curp->man == NULL ?

mdoc_parseln(curp->mdoc, curp->line, ln.buf, of) :

man_parseln(curp->man, curp->line, ln.buf, of)) == 2)

break;

Line 608 rerun:

Line 564 rerun:

}

free(ln.buf);

return 1;

}

static int

read_whole_file(struct mparse *curp, const char *file, int fd,

struct buf *fb, int *with_mmap)

{

struct stat st;

gzFile gz;

size_t off;

ssize_t ssz;

#if HAVE_MMAP

if (fstat(fd, &st) == -1)

struct stat st;

err((int)MANDOCLEVEL_SYSERR, "%s", file);

if (-1 == fstat(fd, &st)) {

perror(file);

exit((int)MANDOCLEVEL_SYSERR);

}

* If we're a regular file, try just reading in the whole entry

Line 631 read_whole_file(struct mparse *curp, const char *file,

Line 586 read_whole_file(struct mparse *curp, const char *file,

* concerned that this is going to tank any machines.

if (S_ISREG(st.st_mode)) {

if (curp->gzip == 0 && S_ISREG(st.st_mode)) {

if (st.st_size >= (1U << 31)) {

if (st.st_size > 0x7fffffff) {

mandoc_msg(MANDOCERR_TOOLARGE, curp, 0, 0, NULL);

return(0);

return 0;

}

*with_mmap = 1;

fb->sz = (size_t)st.st_size;

fb->buf = mmap(NULL, fb->sz, PROT_READ, MAP_SHARED, fd, 0);

if (fb->buf != MAP_FAILED)

return(1);

return 1;

}

#endif

if (curp->gzip) {

if ((gz = gzdopen(fd, "rb")) == NULL)

err((int)MANDOCLEVEL_SYSERR, "%s", file);

} else

gz = NULL;

* If this isn't a regular file (like, say, stdin), then we must

* go the old way and just read things in bit by bit.

Line 662 read_whole_file(struct mparse *curp, const char *file,

Line 622 read_whole_file(struct mparse *curp, const char *file,

}

resize_buf(fb, 65536);

}

ssz = read(fd, fb->buf + (int)off, fb->sz - off);

ssz = curp->gzip ?

gzread(gz, fb->buf + (int)off, fb->sz - off) :

read(fd, fb->buf + (int)off, fb->sz - off);

if (ssz == 0) {

fb->sz = off;

return(1);

return 1;

}

if (ssz == -1) {

if (ssz == -1)

perror(file);

err((int)MANDOCLEVEL_SYSERR, "%s", file);

exit((int)MANDOCLEVEL_SYSERR);

}

off += (size_t)ssz;

}

free(fb->buf);

fb->buf = NULL;

return(0);

return 0;

}

static void

mparse_end(struct mparse *curp)

{

if (curp->man->macroset == MACROSET_NONE)

if (curp->mdoc == NULL &&

curp->man->macroset = MACROSET_MAN;

curp->man == NULL &&

if (curp->man->macroset == MACROSET_MDOC)

curp->sodest == NULL) {

mdoc_endparse(curp->man);

if (curp->options & MPARSE_MDOC)

else

curp->mdoc = curp->pmdoc;

else {

if (curp->pman == NULL)

curp->pman = man_alloc(

curp->roff, curp, curp->defos,

curp->options & MPARSE_QUICK ? 1 : 0);

curp->man = curp->pman;

}

if (curp->mdoc)

mdoc_endparse(curp->mdoc);

if (curp->man)

man_endparse(curp->man);

roff_endparse(curp->roff);

}

Line 753 mparse_readmem(struct mparse *curp, void *buf, size_t

Line 701 mparse_readmem(struct mparse *curp, void *buf, size_t

blk.sz = len;

mparse_parse_buffer(curp, blk, file);

return(curp->file_status);

return curp->file_status;

}

Line 773 mparse_readfd(struct mparse *curp, int fd, const char

Line 721 mparse_readfd(struct mparse *curp, int fd, const char

(MPARSE_UTF8 | MPARSE_LATIN1);

mparse_parse_buffer(curp, blk, file);

curp->filenc = save_filenc;

#if HAVE_MMAP

if (with_mmap)

munmap(blk.buf, blk.sz);

else

#endif

free(blk.buf);

}

return curp->file_status;

if (fd != STDIN_FILENO && close(fd) == -1)

perror(file);

mparse_wait(curp);

return(curp->file_status);

}

enum mandoclevel

int

mparse_open(struct mparse *curp, int *fd, const char *file)

mparse_open(struct mparse *curp, const char *file)

{

int pfd[2];

int save_errno;

char *cp;

int fd;

curp->file = file;

cp = strrchr(file, '.');

curp->gzip = (cp != NULL && ! strcmp(cp + 1, "gz"));

/* Unless zipped, try to just open the file. */

/* First try to use the filename as it is. */

if ((cp = strrchr(file, '.')) == NULL ||

if ((fd = open(file, O_RDONLY)) != -1)

strcmp(cp + 1, "gz")) {

return fd;

curp->child = 0;

if ((*fd = open(file, O_RDONLY)) != -1)

return(MANDOCLEVEL_OK);

/* Open failed; try to append ".gz". */

* If that doesn't work and the filename doesn't

* already end in .gz, try appending .gz.

if ( ! curp->gzip) {

mandoc_asprintf(&cp, "%s.gz", file);

file = cp;

fd = open(cp, O_RDONLY);

} else

cp = NULL;

/* Before forking, make sure the file can be read. */

save_errno = errno;

if (access(file, R_OK) == -1) {

if (cp != NULL)

errno = save_errno;

free(cp);

*fd = -1;

if (fd != -1) {

curp->child = 0;

curp->gzip = 1;

mandoc_msg(MANDOCERR_FILE, curp, 0, 0, strerror(errno));

return fd;

return(MANDOCLEVEL_ERROR);

}

/* Run gunzip(1). */

if (pipe(pfd) == -1) {

perror("pipe");

exit((int)MANDOCLEVEL_SYSERR);

}

switch (curp->child = fork()) {

case -1:

perror("fork");

exit((int)MANDOCLEVEL_SYSERR);

case 0:

close(pfd[0]);

if (dup2(pfd[1], STDOUT_FILENO) == -1) {

perror("dup");

exit((int)MANDOCLEVEL_SYSERR);

}

execlp("gunzip", "gunzip", "-c", file, NULL);

perror("exec");

exit((int)MANDOCLEVEL_SYSERR);

default:

close(pfd[1]);

*fd = pfd[0];

return(MANDOCLEVEL_OK);

}

enum mandoclevel

/* Neither worked, give up. */

mparse_wait(struct mparse *curp)

{

int status;

if (curp->child == 0)

mandoc_msg(MANDOCERR_FILE, curp, 0, 0, strerror(errno));

return(MANDOCLEVEL_OK);

return -1;

if (waitpid(curp->child, &status, 0) == -1) {

perror("wait");

exit((int)MANDOCLEVEL_SYSERR);

}

if (WIFSIGNALED(status)) {

mandoc_vmsg(MANDOCERR_FILE, curp, 0, 0,

"gunzip died from signal %d", WTERMSIG(status));

return(MANDOCLEVEL_ERROR);

}

if (WEXITSTATUS(status)) {

mandoc_vmsg(MANDOCERR_FILE, curp, 0, 0,

"gunzip failed with code %d", WEXITSTATUS(status));

return(MANDOCLEVEL_ERROR);

}

return(MANDOCLEVEL_OK);

}

struct mparse *

mparse_alloc(int options, enum mandoclevel wlevel, mandocmsg mmsg,

mparse_alloc(int options, enum mandocerr mmin, mandocmsg mmsg,

const struct mchars *mchars, const char *defos)

enum mandoc_os os_e, const char *os_s)

{

struct mparse *curp;

curp = mandoc_calloc(1, sizeof(struct mparse));

curp->options = options;

curp->wlevel = wlevel;

curp->mmin = mmin;

curp->mmsg = mmsg;

curp->defos = defos;

curp->os_s = os_s;

curp->mchars = mchars;

curp->roff = roff_alloc(curp, options);

curp->roff = roff_alloc(curp, curp->mchars, options);

curp->man = roff_man_alloc(curp->roff, curp, curp->os_s,

if (curp->options & MPARSE_MDOC)

curp->options & MPARSE_QUICK ? 1 : 0);

curp->pmdoc = mdoc_alloc(

if (curp->options & MPARSE_MDOC) {

curp->roff, curp, curp->defos,

curp->man->macroset = MACROSET_MDOC;

curp->options & MPARSE_QUICK ? 1 : 0);

if (curp->man->mdocmac == NULL)

if (curp->options & MPARSE_MAN)

curp->man->mdocmac = roffhash_alloc(MDOC_Dd, MDOC_MAX);

curp->pman = man_alloc(

} else if (curp->options & MPARSE_MAN) {

curp->roff, curp, curp->defos,

curp->man->macroset = MACROSET_MAN;

curp->options & MPARSE_QUICK ? 1 : 0);

if (curp->man->manmac == NULL)

curp->man->manmac = roffhash_alloc(MAN_TH, MAN_MAX);

return(curp);

}

curp->man->first->tok = TOKEN_NONE;

curp->man->meta.os_e = os_e;

return curp;

}

void

mparse_reset(struct mparse *curp)

{

roff_reset(curp->roff);

roff_man_reset(curp->man);

if (curp->mdoc)

free(curp->sodest);

mdoc_reset(curp->mdoc);

curp->sodest = NULL;

if (curp->man)

man_reset(curp->man);

if (curp->secondary)

curp->secondary->sz = 0;

curp->file_status = MANDOCLEVEL_OK;

curp->mdoc = NULL;

curp->gzip = 0;

curp->man = NULL;

free(curp->sodest);

curp->sodest = NULL;

}

void

mparse_free(struct mparse *curp)

{

if (curp->pmdoc)

roffhash_free(curp->man->mdocmac);

mdoc_free(curp->pmdoc);

roffhash_free(curp->man->manmac);

if (curp->pman)

roff_man_free(curp->man);

man_free(curp->pman);

roff_free(curp->roff);

if (curp->roff)

roff_free(curp->roff);

if (curp->secondary)

free(curp->secondary->buf);

Line 944 mparse_free(struct mparse *curp)

Line 828 mparse_free(struct mparse *curp)

}

void

mparse_result(struct mparse *curp,

mparse_result(struct mparse *curp, struct roff_man **man,

struct mdoc **mdoc, struct man **man, char **sodest)

char **sodest)

{

if (sodest && NULL != (*sodest = curp->sodest)) {

*mdoc = NULL;

*man = NULL;

return;

}

if (mdoc)

*mdoc = curp->mdoc;

if (man)

*man = curp->man;

}

void

mparse_updaterc(struct mparse *curp, enum mandoclevel *rc)

{

if (curp->file_status > *rc)

*rc = curp->file_status;

}

void

mandoc_vmsg(enum mandocerr t, struct mparse *m,

int ln, int pos, const char *fmt, ...)

{

Line 979 mandoc_msg(enum mandocerr er, struct mparse *m,

Line 867 mandoc_msg(enum mandocerr er, struct mparse *m,

{

enum mandoclevel level;

if (er < m->mmin && er != MANDOCERR_FILE)

return;

level = MANDOCLEVEL_UNSUPP;

while (er < mandoclimits[level])

level--;

if (level < m->wlevel && er != MANDOCERR_FILE)

return;

if (m->mmsg)

(*m->mmsg)(er, level, m->file, ln, col, msg);

Line 997 const char *

Line 885 const char *

mparse_strerror(enum mandocerr er)

{

return(mandocerrs[er]);

return mandocerrs[er];

}

const char *

mparse_strlevel(enum mandoclevel lvl)

{

return(mandoclevels[lvl]);

return mandoclevels[lvl];

}

void

Line 1019 mparse_getkeep(const struct mparse *p)

Line 907 mparse_getkeep(const struct mparse *p)

{

assert(p->secondary);

return(p->secondary->sz ? p->secondary->buf : NULL);

return p->secondary->sz ? p->secondary->buf : NULL;

}

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