version 1.2, 2011/03/20 11:43:06 |
version 1.42, 2014/01/06 00:53:33 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org> |
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* Copyright (c) 2010, 2012 Joerg Sonnenberger <joerg@netbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <sys/stat.h> |
#ifdef HAVE_CONFIG_H |
#include <sys/mman.h> |
#include "config.h" |
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#endif |
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#ifdef HAVE_MMAP |
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# include <sys/stat.h> |
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# include <sys/mman.h> |
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#endif |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
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#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
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#include <stdarg.h> |
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#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
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#include "mandoc.h" |
#include "mandoc.h" |
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#include "libmandoc.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
#include "roff.h" |
#include "main.h" |
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#ifndef MAP_FILE |
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#define MAP_FILE 0 |
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#endif |
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#define REPARSE_LIMIT 1000 |
#define REPARSE_LIMIT 1000 |
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struct buf { |
struct buf { |
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struct mparse { |
struct mparse { |
enum mandoclevel file_status; /* status of current parse */ |
enum mandoclevel file_status; /* status of current parse */ |
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enum mandoclevel wlevel; /* ignore messages below this */ |
int line; /* line number in the file */ |
int line; /* line number in the file */ |
enum mparset inttype; /* which parser to use */ |
enum mparset inttype; /* which parser to use */ |
struct man *pman; /* persistent man parser */ |
struct man *pman; /* persistent man parser */ |
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struct man *man; /* man parser */ |
struct man *man; /* man parser */ |
struct mdoc *mdoc; /* mdoc parser */ |
struct mdoc *mdoc; /* mdoc parser */ |
struct roff *roff; /* roff parser (!NULL) */ |
struct roff *roff; /* roff parser (!NULL) */ |
struct regset regs; /* roff registers */ |
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int reparse_count; /* finite interp. stack */ |
int reparse_count; /* finite interp. stack */ |
mandocmsg mmsg; /* warning/error message handler */ |
mandocmsg mmsg; /* warning/error message handler */ |
void *arg; /* argument to mmsg */ |
const char *file; |
mevt_open evt_open; /* file-open event */ |
struct buf *secondary; |
mevt_close evt_close; /* file-close event */ |
char *defos; /* default operating system */ |
const char *svfile; |
int quick; /* abort the parse early */ |
}; |
}; |
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static void resize_buf(struct buf *, size_t); |
static void resize_buf(struct buf *, size_t); |
static void mparse_buf_r(struct mparse *, struct buf, int); |
static void mparse_buf_r(struct mparse *, struct buf, int); |
static void mparse_readfd_r(struct mparse *, int, const char *, int); |
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static void pset(const char *, int, struct mparse *); |
static void pset(const char *, int, struct mparse *); |
static void pdesc(struct mparse *, const char *, int); |
static int read_whole_file(struct mparse *, const char *, int, |
static int read_whole_file(const char *, int, struct buf *, int *); |
struct buf *, int *); |
static void mparse_end(struct mparse *); |
static void mparse_end(struct mparse *); |
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static void mparse_parse_buffer(struct mparse *, struct buf, |
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const char *); |
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static const enum mandocerr mandoclimits[MANDOCLEVEL_MAX] = { |
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MANDOCERR_OK, |
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MANDOCERR_WARNING, |
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MANDOCERR_WARNING, |
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MANDOCERR_ERROR, |
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MANDOCERR_FATAL, |
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MANDOCERR_MAX, |
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MANDOCERR_MAX |
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}; |
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static const char * const mandocerrs[MANDOCERR_MAX] = { |
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"ok", |
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"generic warning", |
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/* related to the prologue */ |
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"no title in document", |
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"document title should be all caps", |
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"unknown manual section", |
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"unknown manual volume or arch", |
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"date missing, using today's date", |
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"cannot parse date, using it verbatim", |
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"prologue macros out of order", |
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"duplicate prologue macro", |
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"macro not allowed in prologue", |
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"macro not allowed in body", |
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/* related to document structure */ |
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".so is fragile, better use ln(1)", |
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"NAME section must come first", |
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"bad NAME section contents", |
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"sections out of conventional order", |
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"duplicate section name", |
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"section header suited to sections 2, 3, and 9 only", |
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/* related to macros and nesting */ |
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"skipping obsolete macro", |
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"skipping paragraph macro", |
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"moving paragraph macro out of list", |
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"skipping no-space macro", |
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"blocks badly nested", |
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"child violates parent syntax", |
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"nested displays are not portable", |
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"already in literal mode", |
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"line scope broken", |
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/* related to missing macro arguments */ |
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"skipping empty macro", |
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"argument count wrong", |
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"missing display type", |
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"list type must come first", |
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"tag lists require a width argument", |
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"missing font type", |
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"skipping end of block that is not open", |
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/* related to bad macro arguments */ |
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"skipping argument", |
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"duplicate argument", |
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"duplicate display type", |
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"duplicate list type", |
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"unknown AT&T UNIX version", |
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"bad Boolean value", |
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"unknown font", |
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"unknown standard specifier", |
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"bad width argument", |
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/* related to plain text */ |
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"blank line in non-literal context", |
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"tab in non-literal context", |
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"end of line whitespace", |
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"bad comment style", |
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"bad escape sequence", |
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"unterminated quoted string", |
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/* related to equations */ |
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"unexpected literal in equation", |
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"generic error", |
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/* related to equations */ |
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"unexpected equation scope closure", |
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"equation scope open on exit", |
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"overlapping equation scopes", |
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"unexpected end of equation", |
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"equation syntax error", |
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/* related to tables */ |
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"bad table syntax", |
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"bad table option", |
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"bad table layout", |
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"no table layout cells specified", |
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"no table data cells specified", |
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"ignore data in cell", |
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"data block still open", |
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"ignoring extra data cells", |
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"input stack limit exceeded, infinite loop?", |
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"skipping bad character", |
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"escaped character not allowed in a name", |
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"manual name not yet set", |
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"skipping text before the first section header", |
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"skipping unknown macro", |
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"NOT IMPLEMENTED, please use groff: skipping request", |
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"argument count wrong", |
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"skipping column outside column list", |
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"skipping end of block that is not open", |
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"missing end of block", |
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"scope open on exit", |
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"uname(3) system call failed", |
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"macro requires line argument(s)", |
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"macro requires body argument(s)", |
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"macro requires argument(s)", |
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"request requires a numeric argument", |
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"missing list type", |
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"line argument(s) will be lost", |
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"body argument(s) will be lost", |
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"generic fatal error", |
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"input too large", |
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"not a manual", |
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"column syntax is inconsistent", |
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"NOT IMPLEMENTED: .Bd -file", |
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"argument count wrong, violates syntax", |
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"child violates parent syntax", |
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"argument count wrong, violates syntax", |
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"NOT IMPLEMENTED: .so with absolute path or \"..\"", |
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"no document body", |
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"no document prologue", |
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"static buffer exhausted", |
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/* system errors */ |
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"cannot open file", |
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"cannot stat file", |
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"cannot read file", |
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}; |
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static const char * const mandoclevels[MANDOCLEVEL_MAX] = { |
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"SUCCESS", |
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"RESERVED", |
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"WARNING", |
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"ERROR", |
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"FATAL", |
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"BADARG", |
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"SYSERR" |
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}; |
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static void |
static void |
resize_buf(struct buf *buf, size_t initial) |
resize_buf(struct buf *buf, size_t initial) |
{ |
{ |
Line 103 pset(const char *buf, int pos, struct mparse *curp) |
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Line 258 pset(const char *buf, int pos, struct mparse *curp) |
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switch (curp->inttype) { |
switch (curp->inttype) { |
case (MPARSE_MDOC): |
case (MPARSE_MDOC): |
if (NULL == curp->pmdoc) |
if (NULL == curp->pmdoc) |
curp->pmdoc = mdoc_alloc |
curp->pmdoc = mdoc_alloc(curp->roff, curp, |
(&curp->regs, curp->arg, curp->mmsg); |
curp->defos, curp->quick); |
assert(curp->pmdoc); |
assert(curp->pmdoc); |
curp->mdoc = curp->pmdoc; |
curp->mdoc = curp->pmdoc; |
return; |
return; |
case (MPARSE_MAN): |
case (MPARSE_MAN): |
if (NULL == curp->pman) |
if (NULL == curp->pman) |
curp->pman = man_alloc |
curp->pman = man_alloc(curp->roff, curp, |
(&curp->regs, curp->arg, curp->mmsg); |
curp->quick); |
assert(curp->pman); |
assert(curp->pman); |
curp->man = curp->pman; |
curp->man = curp->pman; |
return; |
return; |
Line 121 pset(const char *buf, int pos, struct mparse *curp) |
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Line 276 pset(const char *buf, int pos, struct mparse *curp) |
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if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) { |
if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) { |
if (NULL == curp->pmdoc) |
if (NULL == curp->pmdoc) |
curp->pmdoc = mdoc_alloc |
curp->pmdoc = mdoc_alloc(curp->roff, curp, |
(&curp->regs, curp->arg, curp->mmsg); |
curp->defos, curp->quick); |
assert(curp->pmdoc); |
assert(curp->pmdoc); |
curp->mdoc = curp->pmdoc; |
curp->mdoc = curp->pmdoc; |
return; |
return; |
} |
} |
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if (NULL == curp->pman) |
if (NULL == curp->pman) |
curp->pman = man_alloc |
curp->pman = man_alloc(curp->roff, curp, curp->quick); |
(&curp->regs, curp->arg, curp->mmsg); |
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assert(curp->pman); |
assert(curp->pman); |
curp->man = curp->pman; |
curp->man = curp->pman; |
} |
} |
Line 182 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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Line 336 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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break; |
break; |
} |
} |
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/* |
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* Make sure we have space for at least |
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* one backslash and one other character |
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* and the trailing NUL byte. |
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*/ |
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if (pos + 2 >= (int)ln.sz) |
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resize_buf(&ln, 256); |
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/* |
/* |
* Warn about bogus characters. If you're using |
* Warn about bogus characters. If you're using |
* non-ASCII encoding, you're screwing your |
* non-ASCII encoding, you're screwing your |
* readers. Since I'd rather this not happen, |
* readers. Since I'd rather this not happen, |
* I'll be helpful and drop these characters so |
* I'll be helpful and replace these characters |
* we don't display gibberish. Note to manual |
* with "?", so we don't display gibberish. |
* writers: use special characters. |
* Note to manual writers: use special characters. |
*/ |
*/ |
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c = (unsigned char) blk.buf[i]; |
c = (unsigned char) blk.buf[i]; |
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if ( ! (isascii(c) && |
if ( ! (isascii(c) && |
(isgraph(c) || isblank(c)))) { |
(isgraph(c) || isblank(c)))) { |
curp->mmsg(MANDOCERR_BADCHAR, curp->arg, |
mandoc_msg(MANDOCERR_BADCHAR, curp, |
curp->line, pos, "ignoring byte"); |
curp->line, pos, NULL); |
i++; |
i++; |
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ln.buf[pos++] = '?'; |
continue; |
continue; |
} |
} |
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/* Trailing backslash = a plain char. */ |
/* Trailing backslash = a plain char. */ |
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if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) { |
if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) { |
if (pos >= (int)ln.sz) |
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resize_buf(&ln, 256); |
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ln.buf[pos++] = blk.buf[i++]; |
ln.buf[pos++] = blk.buf[i++]; |
continue; |
continue; |
} |
} |
Line 226 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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Line 388 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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continue; |
continue; |
} |
} |
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if ('"' == blk.buf[i + 1]) { |
if ('"' == blk.buf[i + 1] || '#' == blk.buf[i + 1]) { |
i += 2; |
i += 2; |
/* Comment, skip to end of line */ |
/* Comment, skip to end of line */ |
for (; i < (int)blk.sz; ++i) { |
for (; i < (int)blk.sz; ++i) { |
Line 247 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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Line 409 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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break; |
break; |
} |
} |
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/* Some other escape sequence, copy & cont. */ |
/* Catch escaped bogus characters. */ |
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if (pos + 1 >= (int)ln.sz) |
c = (unsigned char) blk.buf[i+1]; |
resize_buf(&ln, 256); |
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if ( ! (isascii(c) && |
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(isgraph(c) || isblank(c)))) { |
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mandoc_msg(MANDOCERR_BADCHAR, curp, |
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curp->line, pos, NULL); |
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i += 2; |
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ln.buf[pos++] = '?'; |
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continue; |
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} |
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/* Some other escape sequence, copy & cont. */ |
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ln.buf[pos++] = blk.buf[i++]; |
ln.buf[pos++] = blk.buf[i++]; |
ln.buf[pos++] = blk.buf[i++]; |
ln.buf[pos++] = blk.buf[i++]; |
} |
} |
Line 272 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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Line 444 mparse_buf_r(struct mparse *curp, struct buf blk, int |
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of = 0; |
of = 0; |
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/* |
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* Maintain a lookaside buffer of all parsed lines. We |
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* only do this if mparse_keep() has been invoked (the |
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* buffer may be accessed with mparse_getkeep()). |
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*/ |
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if (curp->secondary) { |
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curp->secondary->buf = |
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mandoc_realloc |
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(curp->secondary->buf, |
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curp->secondary->sz + pos + 2); |
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memcpy(curp->secondary->buf + |
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curp->secondary->sz, |
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ln.buf, pos); |
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curp->secondary->sz += pos; |
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curp->secondary->buf |
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[curp->secondary->sz] = '\n'; |
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curp->secondary->sz++; |
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curp->secondary->buf |
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[curp->secondary->sz] = '\0'; |
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} |
rerun: |
rerun: |
rr = roff_parseln |
rr = roff_parseln |
(curp->roff, curp->line, |
(curp->roff, curp->line, |
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if (REPARSE_LIMIT >= ++curp->reparse_count) |
if (REPARSE_LIMIT >= ++curp->reparse_count) |
mparse_buf_r(curp, ln, 0); |
mparse_buf_r(curp, ln, 0); |
else |
else |
curp->mmsg(MANDOCERR_ROFFLOOP, curp->arg, |
mandoc_msg(MANDOCERR_ROFFLOOP, curp, |
curp->line, pos, NULL); |
curp->line, pos, NULL); |
pos = 0; |
pos = 0; |
continue; |
continue; |
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assert(MANDOCLEVEL_FATAL <= curp->file_status); |
assert(MANDOCLEVEL_FATAL <= curp->file_status); |
break; |
break; |
case (ROFF_SO): |
case (ROFF_SO): |
mparse_readfd_r(curp, -1, ln.buf + of, 1); |
/* |
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* We remove `so' clauses from our lookaside |
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* buffer because we're going to descend into |
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* the file recursively. |
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*/ |
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if (curp->secondary) |
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curp->secondary->sz -= pos + 1; |
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mparse_readfd(curp, -1, ln.buf + of); |
if (MANDOCLEVEL_FATAL <= curp->file_status) |
if (MANDOCLEVEL_FATAL <= curp->file_status) |
break; |
break; |
pos = 0; |
pos = 0; |
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/* |
/* |
* If input parsers have not been allocated, do so now. |
* If input parsers have not been allocated, do so now. |
* We keep these instanced betwen parsers, but set them |
* We keep these instanced between parsers, but set them |
* locally per parse routine since we can use different |
* locally per parse routine since we can use different |
* parsers with each one. |
* parsers with each one. |
*/ |
*/ |
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if (0 == rc) { |
if (0 == rc) { |
assert(MANDOCLEVEL_FATAL <= curp->file_status); |
assert(MANDOCLEVEL_FATAL <= curp->file_status); |
break; |
break; |
} |
} else if (2 == rc) |
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break; |
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/* Temporary buffers typically are not full. */ |
/* Temporary buffers typically are not full. */ |
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free(ln.buf); |
free(ln.buf); |
} |
} |
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static void |
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pdesc(struct mparse *curp, const char *file, int fd) |
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{ |
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struct buf blk; |
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int with_mmap; |
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/* |
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* Run for each opened file; may be called more than once for |
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* each full parse sequence if the opened file is nested (i.e., |
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* from `so'). Simply sucks in the whole file and moves into |
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* the parse phase for the file. |
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*/ |
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if ( ! read_whole_file(file, fd, &blk, &with_mmap)) { |
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curp->file_status = MANDOCLEVEL_SYSERR; |
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return; |
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} |
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/* Line number is per-file. */ |
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curp->line = 1; |
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mparse_buf_r(curp, blk, 1); |
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if (with_mmap) |
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munmap(blk.buf, blk.sz); |
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else |
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free(blk.buf); |
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} |
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static int |
static int |
read_whole_file(const char *file, int fd, struct buf *fb, int *with_mmap) |
read_whole_file(struct mparse *curp, const char *file, int fd, |
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struct buf *fb, int *with_mmap) |
{ |
{ |
struct stat st; |
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size_t off; |
size_t off; |
ssize_t ssz; |
ssize_t ssz; |
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#ifdef HAVE_MMAP |
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struct stat st; |
if (-1 == fstat(fd, &st)) { |
if (-1 == fstat(fd, &st)) { |
perror(file); |
curp->file_status = MANDOCLEVEL_SYSERR; |
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if (curp->mmsg) |
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(*curp->mmsg)(MANDOCERR_SYSSTAT, curp->file_status, |
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file, 0, 0, strerror(errno)); |
return(0); |
return(0); |
} |
} |
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Line 428 read_whole_file(const char *file, int fd, struct buf * |
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Line 604 read_whole_file(const char *file, int fd, struct buf * |
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if (S_ISREG(st.st_mode)) { |
if (S_ISREG(st.st_mode)) { |
if (st.st_size >= (1U << 31)) { |
if (st.st_size >= (1U << 31)) { |
fprintf(stderr, "%s: input too large\n", file); |
curp->file_status = MANDOCLEVEL_FATAL; |
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if (curp->mmsg) |
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(*curp->mmsg)(MANDOCERR_TOOLARGE, |
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curp->file_status, file, 0, 0, NULL); |
return(0); |
return(0); |
} |
} |
*with_mmap = 1; |
*with_mmap = 1; |
fb->sz = (size_t)st.st_size; |
fb->sz = (size_t)st.st_size; |
fb->buf = mmap(NULL, fb->sz, PROT_READ, |
fb->buf = mmap(NULL, fb->sz, PROT_READ, MAP_SHARED, fd, 0); |
MAP_FILE|MAP_SHARED, fd, 0); |
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if (fb->buf != MAP_FAILED) |
if (fb->buf != MAP_FAILED) |
return(1); |
return(1); |
} |
} |
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#endif |
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/* |
/* |
* If this isn't a regular file (like, say, stdin), then we must |
* If this isn't a regular file (like, say, stdin), then we must |
Line 451 read_whole_file(const char *file, int fd, struct buf * |
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Line 630 read_whole_file(const char *file, int fd, struct buf * |
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for (;;) { |
for (;;) { |
if (off == fb->sz) { |
if (off == fb->sz) { |
if (fb->sz == (1U << 31)) { |
if (fb->sz == (1U << 31)) { |
fprintf(stderr, "%s: input too large\n", file); |
curp->file_status = MANDOCLEVEL_FATAL; |
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if (curp->mmsg) |
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(*curp->mmsg)(MANDOCERR_TOOLARGE, |
|
curp->file_status, |
|
file, 0, 0, NULL); |
break; |
break; |
} |
} |
resize_buf(fb, 65536); |
resize_buf(fb, 65536); |
Line 462 read_whole_file(const char *file, int fd, struct buf * |
|
Line 645 read_whole_file(const char *file, int fd, struct buf * |
|
return(1); |
return(1); |
} |
} |
if (ssz == -1) { |
if (ssz == -1) { |
perror(file); |
curp->file_status = MANDOCLEVEL_SYSERR; |
|
if (curp->mmsg) |
|
(*curp->mmsg)(MANDOCERR_SYSREAD, |
|
curp->file_status, file, 0, 0, |
|
strerror(errno)); |
break; |
break; |
} |
} |
off += (size_t)ssz; |
off += (size_t)ssz; |
Line 490 mparse_end(struct mparse *curp) |
|
Line 677 mparse_end(struct mparse *curp) |
|
return; |
return; |
} |
} |
|
|
#if 0 |
|
/* NOTE a parser may not have been assigned, yet. */ |
|
|
|
if ( ! (curp->man || curp->mdoc)) { |
if ( ! (curp->man || curp->mdoc)) { |
/* FIXME: make into an mandoc.h error. */ |
mandoc_msg(MANDOCERR_NOTMANUAL, curp, 1, 0, NULL); |
fprintf(stderr, "%s: Not a manual\n", curp->file); |
|
curp->file_status = MANDOCLEVEL_FATAL; |
curp->file_status = MANDOCLEVEL_FATAL; |
goto cleanup; |
return; |
} |
} |
#endif |
|
|
|
roff_endparse(curp->roff); |
roff_endparse(curp->roff); |
} |
} |
|
|
static void |
static void |
mparse_readfd_r(struct mparse *curp, int fd, const char *file, int re) |
mparse_parse_buffer(struct mparse *curp, struct buf blk, const char *file) |
{ |
{ |
const char *svfile; |
const char *svfile; |
|
static int recursion_depth; |
|
|
if ( ! (*curp->evt_open)(curp->arg, file)) { |
if (64 < recursion_depth) { |
curp->file_status = MANDOCLEVEL_SYSERR; |
mandoc_msg(MANDOCERR_ROFFLOOP, curp, curp->line, 0, NULL); |
return; |
return; |
} |
} |
|
|
if (-1 == fd) |
/* Line number is per-file. */ |
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
svfile = curp->file; |
perror(file); |
curp->file = file; |
curp->file_status = MANDOCLEVEL_SYSERR; |
curp->line = 1; |
return; |
recursion_depth++; |
} |
|
|
|
svfile = curp->svfile; |
mparse_buf_r(curp, blk, 1); |
curp->svfile = file; |
|
|
|
pdesc(curp, file, fd); |
if (0 == --recursion_depth && MANDOCLEVEL_FATAL > curp->file_status) |
|
|
if (0 == re && MANDOCLEVEL_FATAL > curp->file_status) |
|
mparse_end(curp); |
mparse_end(curp); |
|
|
if (STDIN_FILENO != fd && -1 == close(fd)) |
curp->file = svfile; |
perror(file); |
|
|
|
(*curp->evt_close)(curp->arg, svfile); |
|
curp->svfile = svfile; |
|
} |
} |
|
|
enum mandoclevel |
enum mandoclevel |
mparse_readfd(struct mparse *curp, int fd, const char *file) |
mparse_readmem(struct mparse *curp, const void *buf, size_t len, |
|
const char *file) |
{ |
{ |
|
struct buf blk; |
|
|
mparse_readfd_r(curp, fd, file, 0); |
blk.buf = UNCONST(buf); |
|
blk.sz = len; |
|
|
|
mparse_parse_buffer(curp, blk, file); |
return(curp->file_status); |
return(curp->file_status); |
} |
} |
|
|
void |
enum mandoclevel |
mparse_setstatus(struct mparse *curp, enum mandoclevel lvl) |
mparse_readfd(struct mparse *curp, int fd, const char *file) |
{ |
{ |
|
struct buf blk; |
|
int with_mmap; |
|
|
if (curp->file_status < lvl) |
if (-1 == fd && -1 == (fd = open(file, O_RDONLY, 0))) { |
curp->file_status = lvl; |
curp->file_status = MANDOCLEVEL_SYSERR; |
|
if (curp->mmsg) |
|
(*curp->mmsg)(MANDOCERR_SYSOPEN, |
|
curp->file_status, |
|
file, 0, 0, strerror(errno)); |
|
goto out; |
|
} |
|
|
|
/* |
|
* Run for each opened file; may be called more than once for |
|
* each full parse sequence if the opened file is nested (i.e., |
|
* from `so'). Simply sucks in the whole file and moves into |
|
* the parse phase for the file. |
|
*/ |
|
|
|
if ( ! read_whole_file(curp, file, fd, &blk, &with_mmap)) |
|
goto out; |
|
|
|
mparse_parse_buffer(curp, blk, file); |
|
|
|
#ifdef HAVE_MMAP |
|
if (with_mmap) |
|
munmap(blk.buf, blk.sz); |
|
else |
|
#endif |
|
free(blk.buf); |
|
|
|
if (STDIN_FILENO != fd && -1 == close(fd)) |
|
perror(file); |
|
out: |
|
return(curp->file_status); |
} |
} |
|
|
struct mparse * |
struct mparse * |
mparse_alloc(enum mparset inttype, mevt_open eopen, |
mparse_alloc(enum mparset inttype, enum mandoclevel wlevel, |
mevt_close eclose, mandocmsg mmsg, void *arg) |
mandocmsg mmsg, char *defos, int quick) |
{ |
{ |
struct mparse *curp; |
struct mparse *curp; |
|
|
|
assert(wlevel <= MANDOCLEVEL_FATAL); |
|
|
curp = mandoc_calloc(1, sizeof(struct mparse)); |
curp = mandoc_calloc(1, sizeof(struct mparse)); |
|
|
|
curp->wlevel = wlevel; |
curp->mmsg = mmsg; |
curp->mmsg = mmsg; |
curp->arg = arg; |
|
curp->inttype = inttype; |
curp->inttype = inttype; |
curp->evt_open = eopen; |
curp->defos = defos; |
curp->evt_close = eclose; |
curp->quick = quick; |
|
|
curp->roff = roff_alloc(&curp->regs, arg, mmsg); |
curp->roff = roff_alloc(inttype, curp); |
return(curp); |
return(curp); |
} |
} |
|
|
|
|
mparse_reset(struct mparse *curp) |
mparse_reset(struct mparse *curp) |
{ |
{ |
|
|
memset(&curp->regs, 0, sizeof(struct regset)); |
|
|
|
roff_reset(curp->roff); |
roff_reset(curp->roff); |
|
|
if (curp->mdoc) |
if (curp->mdoc) |
mdoc_reset(curp->mdoc); |
mdoc_reset(curp->mdoc); |
if (curp->man) |
if (curp->man) |
man_reset(curp->man); |
man_reset(curp->man); |
|
if (curp->secondary) |
|
curp->secondary->sz = 0; |
|
|
curp->file_status = MANDOCLEVEL_OK; |
curp->file_status = MANDOCLEVEL_OK; |
curp->mdoc = NULL; |
curp->mdoc = NULL; |
Line 598 mparse_free(struct mparse *curp) |
|
Line 812 mparse_free(struct mparse *curp) |
|
man_free(curp->pman); |
man_free(curp->pman); |
if (curp->roff) |
if (curp->roff) |
roff_free(curp->roff); |
roff_free(curp->roff); |
|
if (curp->secondary) |
|
free(curp->secondary->buf); |
|
|
|
free(curp->secondary); |
free(curp); |
free(curp); |
} |
} |
|
|
|
|
mparse_result(struct mparse *curp, struct mdoc **mdoc, struct man **man) |
mparse_result(struct mparse *curp, struct mdoc **mdoc, struct man **man) |
{ |
{ |
|
|
*mdoc = curp->mdoc; |
if (mdoc) |
*man = curp->man; |
*mdoc = curp->mdoc; |
|
if (man) |
|
*man = curp->man; |
|
} |
|
|
|
void |
|
mandoc_vmsg(enum mandocerr t, struct mparse *m, |
|
int ln, int pos, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
va_start(ap, fmt); |
|
vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
|
|
mandoc_msg(t, m, ln, pos, buf); |
|
} |
|
|
|
void |
|
mandoc_msg(enum mandocerr er, struct mparse *m, |
|
int ln, int col, const char *msg) |
|
{ |
|
enum mandoclevel level; |
|
|
|
level = MANDOCLEVEL_FATAL; |
|
while (er < mandoclimits[level]) |
|
level--; |
|
|
|
if (level < m->wlevel) |
|
return; |
|
|
|
if (m->mmsg) |
|
(*m->mmsg)(er, level, m->file, ln, col, msg); |
|
|
|
if (m->file_status < level) |
|
m->file_status = level; |
|
} |
|
|
|
const char * |
|
mparse_strerror(enum mandocerr er) |
|
{ |
|
|
|
return(mandocerrs[er]); |
|
} |
|
|
|
const char * |
|
mparse_strlevel(enum mandoclevel lvl) |
|
{ |
|
return(mandoclevels[lvl]); |
|
} |
|
|
|
void |
|
mparse_keep(struct mparse *p) |
|
{ |
|
|
|
assert(NULL == p->secondary); |
|
p->secondary = mandoc_calloc(1, sizeof(struct buf)); |
|
} |
|
|
|
const char * |
|
mparse_getkeep(const struct mparse *p) |
|
{ |
|
|
|
assert(p->secondary); |
|
return(p->secondary->sz ? p->secondary->buf : NULL); |
} |
} |