version 1.42, 2009/09/16 09:41:24 |
version 1.147, 2011/03/07 01:35:51 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.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. |
*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/mman.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
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#include <assert.h> |
#include <assert.h> |
#include <err.h> |
#include <ctype.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <stdio.h> |
#include <stdio.h> |
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#include <stdint.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" |
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#include "main.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
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#include "roff.h" |
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/* Account for FreeBSD and Linux in our declarations. */ |
#ifndef MAP_FILE |
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#define MAP_FILE 0 |
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#endif |
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#ifdef __linux__ |
#define REPARSE_LIMIT 1000 |
extern int getsubopt(char **, char * const *, char **); |
#define UNCONST(a) ((void *)(uintptr_t)(const void *)(a)) |
# ifndef __dead |
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# define __dead __attribute__((__noreturn__)) |
/* FIXME: Intel's compiler? LLVM? pcc? */ |
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#if !defined(__GNUC__) || (__GNUC__ < 2) |
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# if !defined(lint) |
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# define __attribute__(x) |
# endif |
# endif |
#elif defined(__dead2) |
#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ |
# ifndef __dead |
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# define __dead __dead2 |
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# endif |
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#endif |
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typedef void (*out_mdoc)(void *, const struct mdoc *); |
typedef void (*out_mdoc)(void *, const struct mdoc *); |
typedef void (*out_man)(void *, const struct man *); |
typedef void (*out_man)(void *, const struct man *); |
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enum outt { |
enum outt { |
OUTT_ASCII = 0, |
OUTT_ASCII = 0, |
OUTT_TREE, |
OUTT_TREE, |
OUTT_LINT |
OUTT_HTML, |
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OUTT_XHTML, |
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OUTT_LINT, |
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OUTT_PS, |
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OUTT_PDF |
}; |
}; |
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struct curparse { |
struct curparse { |
const char *file; /* Current parse. */ |
const char *file; /* Current parse. */ |
int fd; /* Current parse. */ |
int fd; /* Current parse. */ |
int wflags; |
int line; /* Line number in the file. */ |
#define WARN_WALL (1 << 0) /* All-warnings mask. */ |
enum mandoclevel wlevel; /* Ignore messages below this. */ |
#define WARN_WERR (1 << 2) /* Warnings->errors. */ |
int wstop; /* Stop after a file with a warning. */ |
int fflags; |
enum intt inttype; /* which parser to use */ |
#define IGN_SCOPE (1 << 0) /* Ignore scope errors. */ |
struct man *pman; /* persistent man parser */ |
#define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */ |
struct mdoc *pmdoc; /* persistent mdoc parser */ |
#define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */ |
struct man *man; /* man parser */ |
#define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */ |
struct mdoc *mdoc; /* mdoc parser */ |
#define IGN_ERRORS (1 << 4) /* Ignore failed parse. */ |
struct roff *roff; /* roff parser (!NULL) */ |
enum intt inttype; /* Input parsers... */ |
struct regset regs; /* roff registers */ |
struct man *man; |
int reparse_count; /* finite interpolation stack */ |
struct man *lastman; |
enum outt outtype; /* which output to use */ |
struct mdoc *mdoc; |
out_mdoc outmdoc; /* mdoc output ptr */ |
struct mdoc *lastmdoc; |
out_man outman; /* man output ptr */ |
enum outt outtype; /* Output devices... */ |
out_free outfree; /* free output ptr */ |
out_mdoc outmdoc; |
void *outdata; /* data for output */ |
out_man outman; |
char outopts[BUFSIZ]; /* buf of output opts */ |
out_free outfree; |
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void *outdata; |
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}; |
}; |
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extern void *ascii_alloc(void); |
static const char * const mandoclevels[MANDOCLEVEL_MAX] = { |
extern void tree_mdoc(void *, const struct mdoc *); |
"SUCCESS", |
extern void tree_man(void *, const struct man *); |
"RESERVED", |
extern void terminal_mdoc(void *, const struct mdoc *); |
"WARNING", |
extern void terminal_man(void *, const struct man *); |
"ERROR", |
extern void terminal_free(void *); |
"FATAL", |
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"BADARG", |
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"SYSERR" |
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}; |
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static int foptions(int *, char *); |
static const enum mandocerr mandoclimits[MANDOCLEVEL_MAX] = { |
static int toptions(enum outt *, char *); |
MANDOCERR_OK, |
static int moptions(enum intt *, char *); |
MANDOCERR_WARNING, |
static int woptions(int *, char *); |
MANDOCERR_WARNING, |
static int merr(void *, int, int, const char *); |
MANDOCERR_ERROR, |
static int mwarn(void *, int, int, const char *); |
MANDOCERR_FATAL, |
static int ffile(struct buf *, struct buf *, |
MANDOCERR_MAX, |
const char *, struct curparse *); |
MANDOCERR_MAX |
static int fdesc(struct buf *, struct buf *, |
}; |
struct curparse *); |
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static int pset(const char *, int, struct curparse *, |
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struct man **, struct mdoc **); |
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static struct man *man_init(struct curparse *); |
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static struct mdoc *mdoc_init(struct curparse *); |
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__dead static void version(void); |
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__dead static void usage(void); |
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extern char *__progname; |
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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"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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"manual name not yet set", |
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"sections out of conventional order", |
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"duplicate section name", |
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"section not in conventional manual section", |
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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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"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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/* 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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"unknown escape sequence", |
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"unterminated quoted string", |
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"generic 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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"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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"line scope broken", |
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"argument count wrong", |
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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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"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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"column syntax is inconsistent", |
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"NOT IMPLEMENTED: .Bd -file", |
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"line scope broken, syntax violated", |
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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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}; |
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static void parsebuf(struct curparse *, struct buf, int); |
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static void pdesc(struct curparse *); |
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static void fdesc(struct curparse *); |
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static void ffile(const char *, struct curparse *); |
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static int pfile(const char *, struct curparse *); |
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static int moptions(enum intt *, char *); |
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static int mmsg(enum mandocerr, void *, |
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int, int, const char *); |
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static void pset(const char *, int, struct curparse *); |
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static int toptions(struct curparse *, char *); |
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static void usage(void) __attribute__((noreturn)); |
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static void version(void) __attribute__((noreturn)); |
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static int woptions(struct curparse *, char *); |
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static const char *progname; |
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static enum mandoclevel file_status = MANDOCLEVEL_OK; |
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static enum mandoclevel exit_status = MANDOCLEVEL_OK; |
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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
int c, rc; |
int c; |
struct buf ln, blk; |
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struct curparse curp; |
struct curparse curp; |
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bzero(&curp, sizeof(struct curparse)); |
progname = strrchr(argv[0], '/'); |
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if (progname == NULL) |
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progname = argv[0]; |
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else |
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++progname; |
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memset(&curp, 0, sizeof(struct curparse)); |
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curp.inttype = INTT_AUTO; |
curp.inttype = INTT_AUTO; |
curp.outtype = OUTT_ASCII; |
curp.outtype = OUTT_ASCII; |
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curp.wlevel = MANDOCLEVEL_FATAL; |
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/* LINTED */ |
/* LINTED */ |
while (-1 != (c = getopt(argc, argv, "f:m:VW:T:"))) |
while (-1 != (c = getopt(argc, argv, "m:O:T:VW:"))) |
switch (c) { |
switch (c) { |
case ('f'): |
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if ( ! foptions(&curp.fflags, optarg)) |
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return(EXIT_FAILURE); |
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break; |
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case ('m'): |
case ('m'): |
if ( ! moptions(&curp.inttype, optarg)) |
if ( ! moptions(&curp.inttype, optarg)) |
return(EXIT_FAILURE); |
return((int)MANDOCLEVEL_BADARG); |
break; |
break; |
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case ('O'): |
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(void)strlcat(curp.outopts, optarg, BUFSIZ); |
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(void)strlcat(curp.outopts, ",", BUFSIZ); |
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break; |
case ('T'): |
case ('T'): |
if ( ! toptions(&curp.outtype, optarg)) |
if ( ! toptions(&curp, optarg)) |
return(EXIT_FAILURE); |
return((int)MANDOCLEVEL_BADARG); |
break; |
break; |
case ('W'): |
case ('W'): |
if ( ! woptions(&curp.wflags, optarg)) |
if ( ! woptions(&curp, optarg)) |
return(EXIT_FAILURE); |
return((int)MANDOCLEVEL_BADARG); |
break; |
break; |
case ('V'): |
case ('V'): |
version(); |
version(); |
Line 154 main(int argc, char *argv[]) |
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Line 292 main(int argc, char *argv[]) |
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argc -= optind; |
argc -= optind; |
argv += optind; |
argv += optind; |
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bzero(&ln, sizeof(struct buf)); |
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bzero(&blk, sizeof(struct buf)); |
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rc = 1; |
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if (NULL == *argv) { |
if (NULL == *argv) { |
curp.file = "<stdin>"; |
curp.file = "<stdin>"; |
curp.fd = STDIN_FILENO; |
curp.fd = STDIN_FILENO; |
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c = fdesc(&blk, &ln, &curp); |
fdesc(&curp); |
if ( ! (IGN_ERRORS & curp.fflags)) |
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rc = 1 == c ? 1 : 0; |
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else |
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rc = -1 == c ? 0 : 1; |
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} |
} |
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while (rc && *argv) { |
while (*argv) { |
c = ffile(&blk, &ln, *argv, &curp); |
ffile(*argv, &curp); |
if ( ! (IGN_ERRORS & curp.fflags)) |
if (MANDOCLEVEL_OK != exit_status && curp.wstop) |
rc = 1 == c ? 1 : 0; |
break; |
else |
++argv; |
rc = -1 == c ? 0 : 1; |
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argv++; |
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if (*argv && rc) { |
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if (curp.lastman) |
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if ( ! man_reset(curp.lastman)) |
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rc = 0; |
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if (curp.lastmdoc) |
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if ( ! mdoc_reset(curp.lastmdoc)) |
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rc = 0; |
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curp.lastman = NULL; |
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curp.lastmdoc = NULL; |
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} |
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} |
} |
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if (blk.buf) |
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free(blk.buf); |
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if (ln.buf) |
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free(ln.buf); |
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if (curp.outfree) |
if (curp.outfree) |
(*curp.outfree)(curp.outdata); |
(*curp.outfree)(curp.outdata); |
if (curp.mdoc) |
if (curp.pmdoc) |
mdoc_free(curp.mdoc); |
mdoc_free(curp.pmdoc); |
if (curp.man) |
if (curp.pman) |
man_free(curp.man); |
man_free(curp.pman); |
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if (curp.roff) |
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roff_free(curp.roff); |
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return(rc ? EXIT_SUCCESS : EXIT_FAILURE); |
return((int)exit_status); |
} |
} |
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__dead static void |
static void |
version(void) |
version(void) |
{ |
{ |
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(void)printf("%s %s\n", __progname, VERSION); |
(void)printf("%s %s\n", progname, VERSION); |
exit(EXIT_SUCCESS); |
exit((int)MANDOCLEVEL_OK); |
} |
} |
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__dead static void |
static void |
usage(void) |
usage(void) |
{ |
{ |
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(void)fprintf(stderr, "usage: %s [-V] [-foption...] " |
(void)fprintf(stderr, "usage: %s " |
"[-mformat] [-Toutput] [-Werr...]\n", |
"[-V] " |
__progname); |
"[-foption] " |
exit(EXIT_FAILURE); |
"[-mformat] " |
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"[-Ooption] " |
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"[-Toutput] " |
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"[-Werr] " |
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"[file...]\n", |
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progname); |
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exit((int)MANDOCLEVEL_BADARG); |
} |
} |
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static void |
static struct man * |
ffile(const char *file, struct curparse *curp) |
man_init(struct curparse *curp) |
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{ |
{ |
int pflags; |
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struct man *man; |
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struct man_cb mancb; |
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mancb.man_err = merr; |
/* |
mancb.man_warn = mwarn; |
* Called once per input file. Get the file ready for reading, |
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* pass it through to the parser-driver, then close it out. |
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* XXX: don't do anything special as this is only called for |
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* files; stdin goes directly to fdesc(). |
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*/ |
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/* Defaults from mandoc.1. */ |
curp->file = file; |
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pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS; |
if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) { |
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perror(curp->file); |
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exit_status = MANDOCLEVEL_SYSERR; |
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return; |
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} |
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if (curp->fflags & NO_IGN_MACRO) |
fdesc(curp); |
pflags &= ~MAN_IGN_MACRO; |
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if (curp->fflags & NO_IGN_CHARS) |
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pflags &= ~MAN_IGN_CHARS; |
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if (curp->fflags & NO_IGN_ESCAPE) |
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pflags &= ~MAN_IGN_ESCAPE; |
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if (NULL == (man = man_alloc(curp, pflags, &mancb))) |
if (-1 == close(curp->fd)) |
warnx("memory exhausted"); |
perror(curp->file); |
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return(man); |
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} |
} |
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static int |
static struct mdoc * |
pfile(const char *file, struct curparse *curp) |
mdoc_init(struct curparse *curp) |
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{ |
{ |
int pflags; |
const char *savefile; |
struct mdoc *mdoc; |
int fd, savefd; |
struct mdoc_cb mdoccb; |
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mdoccb.mdoc_err = merr; |
if (-1 == (fd = open(file, O_RDONLY, 0))) { |
mdoccb.mdoc_warn = mwarn; |
perror(file); |
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file_status = MANDOCLEVEL_SYSERR; |
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return(0); |
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} |
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/* Defaults from mandoc.1. */ |
savefile = curp->file; |
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savefd = curp->fd; |
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pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS; |
curp->file = file; |
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curp->fd = fd; |
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if (curp->fflags & IGN_SCOPE) |
pdesc(curp); |
pflags |= MDOC_IGN_SCOPE; |
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if (curp->fflags & NO_IGN_ESCAPE) |
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pflags &= ~MDOC_IGN_ESCAPE; |
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if (curp->fflags & NO_IGN_MACRO) |
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pflags &= ~MDOC_IGN_MACRO; |
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if (curp->fflags & NO_IGN_CHARS) |
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pflags &= ~MDOC_IGN_CHARS; |
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if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb))) |
curp->file = savefile; |
warnx("memory exhausted"); |
curp->fd = savefd; |
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return(mdoc); |
if (-1 == close(fd)) |
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perror(file); |
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return(MANDOCLEVEL_FATAL > file_status ? 1 : 0); |
} |
} |
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static int |
static void |
ffile(struct buf *blk, struct buf *ln, |
resize_buf(struct buf *buf, size_t initial) |
const char *file, struct curparse *curp) |
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{ |
{ |
int c; |
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curp->file = file; |
buf->sz = buf->sz > initial/2 ? 2 * buf->sz : initial; |
if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) { |
buf->buf = realloc(buf->buf, buf->sz); |
warn("%s", curp->file); |
if (NULL == buf->buf) { |
return(-1); |
perror(NULL); |
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exit((int)MANDOCLEVEL_SYSERR); |
} |
} |
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c = fdesc(blk, ln, curp); |
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if (-1 == close(curp->fd)) |
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warn("%s", curp->file); |
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return(c); |
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} |
} |
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static int |
static int |
fdesc(struct buf *blk, struct buf *ln, struct curparse *curp) |
read_whole_file(struct curparse *curp, struct buf *fb, int *with_mmap) |
{ |
{ |
size_t sz; |
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ssize_t ssz; |
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struct stat st; |
struct stat st; |
int j, i, pos, lnn, comment; |
size_t off; |
struct man *man; |
ssize_t ssz; |
struct mdoc *mdoc; |
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sz = BUFSIZ; |
if (-1 == fstat(curp->fd, &st)) { |
man = NULL; |
perror(curp->file); |
mdoc = NULL; |
return(0); |
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} |
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/* |
/* |
* Two buffers: ln and buf. buf is the input buffer optimised |
* If we're a regular file, try just reading in the whole entry |
* here for each file's block size. ln is a line buffer. Both |
* via mmap(). This is faster than reading it into blocks, and |
* growable, hence passed in by ptr-ptr. |
* since each file is only a few bytes to begin with, I'm not |
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* concerned that this is going to tank any machines. |
*/ |
*/ |
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if (-1 == fstat(curp->fd, &st)) |
if (S_ISREG(st.st_mode)) { |
warn("%s", curp->file); |
if (st.st_size >= (1U << 31)) { |
else if ((size_t)st.st_blksize > sz) |
fprintf(stderr, "%s: input too large\n", |
sz = st.st_blksize; |
curp->file); |
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return(0); |
if (sz > blk->sz) { |
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blk->buf = realloc(blk->buf, sz); |
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if (NULL == blk->buf) { |
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warn("realloc"); |
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return(-1); |
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} |
} |
blk->sz = sz; |
*with_mmap = 1; |
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fb->sz = (size_t)st.st_size; |
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fb->buf = mmap(NULL, fb->sz, PROT_READ, |
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MAP_FILE|MAP_SHARED, curp->fd, 0); |
|
if (fb->buf != MAP_FAILED) |
|
return(1); |
} |
} |
|
|
/* Fill buf with file blocksize. */ |
/* |
|
* 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. |
|
*/ |
|
|
for (lnn = pos = comment = 0; ; ) { |
*with_mmap = 0; |
if (-1 == (ssz = read(curp->fd, blk->buf, sz))) { |
off = 0; |
warn("%s", curp->file); |
fb->sz = 0; |
return(-1); |
fb->buf = NULL; |
} else if (0 == ssz) |
for (;;) { |
|
if (off == fb->sz) { |
|
if (fb->sz == (1U << 31)) { |
|
fprintf(stderr, "%s: input too large\n", |
|
curp->file); |
|
break; |
|
} |
|
resize_buf(fb, 65536); |
|
} |
|
ssz = read(curp->fd, fb->buf + (int)off, fb->sz - off); |
|
if (ssz == 0) { |
|
fb->sz = off; |
|
return(1); |
|
} |
|
if (ssz == -1) { |
|
perror(curp->file); |
break; |
break; |
|
} |
|
off += (size_t)ssz; |
|
} |
|
|
/* Parse the read block into partial or full lines. */ |
free(fb->buf); |
|
fb->buf = NULL; |
|
return(0); |
|
} |
|
|
for (i = 0; i < (int)ssz; i++) { |
|
if (pos >= (int)ln->sz) { |
|
ln->sz += 256; /* Step-size. */ |
|
ln->buf = realloc(ln->buf, ln->sz); |
|
if (NULL == ln->buf) { |
|
warn("realloc"); |
|
return(-1); |
|
} |
|
} |
|
|
|
if ('\n' != blk->buf[i]) { |
static void |
if (comment) |
fdesc(struct curparse *curp) |
continue; |
{ |
ln->buf[pos++] = blk->buf[i]; |
|
|
|
/* Handle in-line `\"' comments. */ |
/* |
|
* Called once per file with an opened file descriptor. All |
|
* pre-file-parse operations (whether stdin or a file) should go |
|
* here. |
|
* |
|
* This calls down into the nested parser, which drills down and |
|
* fully parses a file and all its dependences (i.e., `so'). It |
|
* then runs the cleanup validators and pushes to output. |
|
*/ |
|
|
if (1 == pos || '\"' != ln->buf[pos - 1]) |
/* Zero the parse type. */ |
continue; |
|
|
|
for (j = pos - 2; j >= 0; j--) |
curp->mdoc = NULL; |
if ('\\' != ln->buf[j]) |
curp->man = NULL; |
break; |
file_status = MANDOCLEVEL_OK; |
|
|
if ( ! ((pos - 2 - j) % 2)) |
/* Make sure the mandotory roff parser is initialised. */ |
continue; |
|
|
|
comment = 1; |
if (NULL == curp->roff) { |
pos -= 2; |
curp->roff = roff_alloc(&curp->regs, curp, mmsg); |
continue; |
assert(curp->roff); |
} |
} |
|
|
/* Handle escaped `\\n' newlines. */ |
/* Fully parse the file. */ |
|
|
if (pos > 0 && 0 == comment && |
pdesc(curp); |
'\\' == ln->buf[pos - 1]) { |
|
for (j = pos - 1; j >= 0; j--) |
|
if ('\\' != ln->buf[j]) |
|
break; |
|
if ( ! ((pos - j) % 2)) { |
|
pos--; |
|
lnn++; |
|
continue; |
|
} |
|
} |
|
|
|
ln->buf[pos] = 0; |
if (MANDOCLEVEL_FATAL <= file_status) |
lnn++; |
goto cleanup; |
|
|
/* If unset, assign parser in pset(). */ |
/* NOTE a parser may not have been assigned, yet. */ |
|
|
if ( ! (man || mdoc) && ! pset(ln->buf, |
if ( ! (curp->man || curp->mdoc)) { |
pos, curp, &man, &mdoc)) |
fprintf(stderr, "%s: Not a manual\n", curp->file); |
return(-1); |
file_status = MANDOCLEVEL_FATAL; |
|
goto cleanup; |
|
} |
|
|
pos = comment = 0; |
/* Clean up the parse routine ASTs. */ |
|
|
/* Pass down into parsers. */ |
if (curp->mdoc && ! mdoc_endparse(curp->mdoc)) { |
|
assert(MANDOCLEVEL_FATAL <= file_status); |
|
goto cleanup; |
|
} |
|
|
if (man && ! man_parseln(man, lnn, ln->buf)) |
if (curp->man && ! man_endparse(curp->man)) { |
return(0); |
assert(MANDOCLEVEL_FATAL <= file_status); |
if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf)) |
goto cleanup; |
return(0); |
|
} |
|
} |
} |
|
|
/* NOTE a parser may not have been assigned, yet. */ |
assert(curp->roff); |
|
roff_endparse(curp->roff); |
|
|
if ( ! (man || mdoc)) { |
/* |
(void)fprintf(stderr, "%s: not a manual\n", |
* With -Wstop and warnings or errors of at least |
curp->file); |
* the requested level, do not produce output. |
return(0); |
*/ |
} |
|
|
|
if (mdoc && ! mdoc_endparse(mdoc)) |
if (MANDOCLEVEL_OK != file_status && curp->wstop) |
return(0); |
goto cleanup; |
if (man && ! man_endparse(man)) |
|
return(0); |
|
|
|
/* If unset, allocate output dev now (if applicable). */ |
/* If unset, allocate output dev now (if applicable). */ |
|
|
if ( ! (curp->outman && curp->outmdoc)) { |
if ( ! (curp->outman && curp->outmdoc)) { |
switch (curp->outtype) { |
switch (curp->outtype) { |
|
case (OUTT_XHTML): |
|
curp->outdata = xhtml_alloc(curp->outopts); |
|
break; |
|
case (OUTT_HTML): |
|
curp->outdata = html_alloc(curp->outopts); |
|
break; |
|
case (OUTT_ASCII): |
|
curp->outdata = ascii_alloc(curp->outopts); |
|
curp->outfree = ascii_free; |
|
break; |
|
case (OUTT_PDF): |
|
curp->outdata = pdf_alloc(curp->outopts); |
|
curp->outfree = pspdf_free; |
|
break; |
|
case (OUTT_PS): |
|
curp->outdata = ps_alloc(curp->outopts); |
|
curp->outfree = pspdf_free; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
switch (curp->outtype) { |
|
case (OUTT_HTML): |
|
/* FALLTHROUGH */ |
|
case (OUTT_XHTML): |
|
curp->outman = html_man; |
|
curp->outmdoc = html_mdoc; |
|
curp->outfree = html_free; |
|
break; |
case (OUTT_TREE): |
case (OUTT_TREE): |
curp->outman = tree_man; |
curp->outman = tree_man; |
curp->outmdoc = tree_mdoc; |
curp->outmdoc = tree_mdoc; |
break; |
break; |
case (OUTT_LINT): |
case (OUTT_PDF): |
break; |
/* FALLTHROUGH */ |
default: |
case (OUTT_ASCII): |
curp->outdata = ascii_alloc(); |
/* FALLTHROUGH */ |
|
case (OUTT_PS): |
curp->outman = terminal_man; |
curp->outman = terminal_man; |
curp->outmdoc = terminal_mdoc; |
curp->outmdoc = terminal_mdoc; |
curp->outfree = terminal_free; |
|
break; |
break; |
|
default: |
|
break; |
} |
} |
} |
} |
|
|
/* Execute the out device, if it exists. */ |
/* Execute the out device, if it exists. */ |
|
|
if (man && curp->outman) |
if (curp->man && curp->outman) |
(*curp->outman)(curp->outdata, man); |
(*curp->outman)(curp->outdata, curp->man); |
if (mdoc && curp->outmdoc) |
if (curp->mdoc && curp->outmdoc) |
(*curp->outmdoc)(curp->outdata, mdoc); |
(*curp->outmdoc)(curp->outdata, curp->mdoc); |
|
|
return(1); |
cleanup: |
|
|
|
memset(&curp->regs, 0, sizeof(struct regset)); |
|
|
|
/* Reset the current-parse compilers. */ |
|
|
|
if (curp->mdoc) |
|
mdoc_reset(curp->mdoc); |
|
if (curp->man) |
|
man_reset(curp->man); |
|
|
|
assert(curp->roff); |
|
roff_reset(curp->roff); |
|
|
|
if (exit_status < file_status) |
|
exit_status = file_status; |
|
|
|
return; |
} |
} |
|
|
|
static void |
|
pdesc(struct curparse *curp) |
|
{ |
|
struct buf blk; |
|
int with_mmap; |
|
|
static int |
/* |
pset(const char *buf, int pos, struct curparse *curp, |
* Run for each opened file; may be called more than once for |
struct man **man, struct mdoc **mdoc) |
* 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, &blk, &with_mmap)) { |
|
file_status = MANDOCLEVEL_SYSERR; |
|
return; |
|
} |
|
|
|
/* Line number is per-file. */ |
|
|
|
curp->line = 1; |
|
|
|
parsebuf(curp, blk, 1); |
|
|
|
if (with_mmap) |
|
munmap(blk.buf, blk.sz); |
|
else |
|
free(blk.buf); |
|
} |
|
|
|
static void |
|
parsebuf(struct curparse *curp, struct buf blk, int start) |
{ |
{ |
|
const struct tbl_span *span; |
|
struct buf ln; |
|
enum rofferr rr; |
|
int i, of, rc; |
|
int pos; /* byte number in the ln buffer */ |
|
int lnn; /* line number in the real file */ |
|
unsigned char c; |
|
|
|
/* |
|
* Main parse routine for an opened file. This is called for |
|
* each opened file and simply loops around the full input file, |
|
* possibly nesting (i.e., with `so'). |
|
*/ |
|
|
|
memset(&ln, 0, sizeof(struct buf)); |
|
|
|
lnn = curp->line; |
|
pos = 0; |
|
|
|
for (i = 0; i < (int)blk.sz; ) { |
|
if (0 == pos && '\0' == blk.buf[i]) |
|
break; |
|
|
|
if (start) { |
|
curp->line = lnn; |
|
curp->reparse_count = 0; |
|
} |
|
|
|
while (i < (int)blk.sz && (start || '\0' != blk.buf[i])) { |
|
|
|
/* |
|
* When finding an unescaped newline character, |
|
* leave the character loop to process the line. |
|
* Skip a preceding carriage return, if any. |
|
*/ |
|
|
|
if ('\r' == blk.buf[i] && i + 1 < (int)blk.sz && |
|
'\n' == blk.buf[i + 1]) |
|
++i; |
|
if ('\n' == blk.buf[i]) { |
|
++i; |
|
++lnn; |
|
break; |
|
} |
|
|
|
/* |
|
* Warn about bogus characters. If you're using |
|
* non-ASCII encoding, you're screwing your |
|
* readers. Since I'd rather this not happen, |
|
* I'll be helpful and drop these characters so |
|
* we don't display gibberish. Note to manual |
|
* writers: use special characters. |
|
*/ |
|
|
|
c = (unsigned char) blk.buf[i]; |
|
|
|
if ( ! (isascii(c) && |
|
(isgraph(c) || isblank(c)))) { |
|
mmsg(MANDOCERR_BADCHAR, curp, |
|
curp->line, pos, "ignoring byte"); |
|
i++; |
|
continue; |
|
} |
|
|
|
/* Trailing backslash = a plain char. */ |
|
|
|
if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) { |
|
if (pos >= (int)ln.sz) |
|
resize_buf(&ln, 256); |
|
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 < (int)blk.sz && |
|
'\n' == blk.buf[i + 2]) |
|
++i; |
|
if ('\n' == blk.buf[i + 1]) { |
|
i += 2; |
|
++lnn; |
|
continue; |
|
} |
|
|
|
if ('"' == blk.buf[i + 1]) { |
|
i += 2; |
|
/* Comment, skip to end of line */ |
|
for (; i < (int)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; |
|
} |
|
|
|
/* Some other escape sequence, copy & cont. */ |
|
|
|
if (pos + 1 >= (int)ln.sz) |
|
resize_buf(&ln, 256); |
|
|
|
ln.buf[pos++] = blk.buf[i++]; |
|
ln.buf[pos++] = blk.buf[i++]; |
|
} |
|
|
|
if (pos >= (int)ln.sz) |
|
resize_buf(&ln, 256); |
|
|
|
ln.buf[pos] = '\0'; |
|
|
|
/* |
|
* A significant amount of complexity is contained by |
|
* the roff preprocessor. It's line-oriented but can be |
|
* expressed on one line, so we need at times to |
|
* readjust our starting point and re-run it. The roff |
|
* preprocessor can also readjust the buffers with new |
|
* data, so we pass them in wholesale. |
|
*/ |
|
|
|
of = 0; |
|
|
|
rerun: |
|
rr = roff_parseln |
|
(curp->roff, curp->line, |
|
&ln.buf, &ln.sz, of, &of); |
|
|
|
switch (rr) { |
|
case (ROFF_REPARSE): |
|
if (REPARSE_LIMIT >= ++curp->reparse_count) |
|
parsebuf(curp, ln, 0); |
|
else |
|
mmsg(MANDOCERR_ROFFLOOP, curp, |
|
curp->line, pos, NULL); |
|
pos = 0; |
|
continue; |
|
case (ROFF_APPEND): |
|
pos = strlen(ln.buf); |
|
continue; |
|
case (ROFF_RERUN): |
|
goto rerun; |
|
case (ROFF_IGN): |
|
pos = 0; |
|
continue; |
|
case (ROFF_ERR): |
|
assert(MANDOCLEVEL_FATAL <= file_status); |
|
break; |
|
case (ROFF_SO): |
|
if (pfile(ln.buf + of, curp)) { |
|
pos = 0; |
|
continue; |
|
} else |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
/* |
|
* If we encounter errors in the recursive parsebuf() |
|
* call, make sure we don't continue parsing. |
|
*/ |
|
|
|
if (MANDOCLEVEL_FATAL <= file_status) |
|
break; |
|
|
|
/* |
|
* If input parsers have not been allocated, do so now. |
|
* We keep these instanced betwen parsers, but set them |
|
* locally per parse routine since we can use different |
|
* parsers with each one. |
|
*/ |
|
|
|
if ( ! (curp->man || curp->mdoc)) |
|
pset(ln.buf + of, pos - of, curp); |
|
|
|
/* |
|
* Lastly, push down into the parsers themselves. One |
|
* of these will have already been set in the pset() |
|
* routine. |
|
* If libroff returns ROFF_TBL, then add it to the |
|
* currently open parse. Since we only get here if |
|
* there does exist data (see tbl_data.c), we're |
|
* guaranteed that something's been allocated. |
|
* Do the same for ROFF_EQN. |
|
*/ |
|
|
|
rc = -1; |
|
|
|
if (ROFF_TBL == rr) |
|
while (NULL != (span = roff_span(curp->roff))) { |
|
rc = curp->man ? |
|
man_addspan(curp->man, span) : |
|
mdoc_addspan(curp->mdoc, span); |
|
if (0 == rc) |
|
break; |
|
} |
|
else if (ROFF_EQN == rr) |
|
rc = curp->mdoc ? |
|
mdoc_addeqn(curp->mdoc, |
|
roff_eqn(curp->roff)) : |
|
man_addeqn(curp->man, |
|
roff_eqn(curp->roff)); |
|
else if (curp->man || curp->mdoc) |
|
rc = curp->man ? |
|
man_parseln(curp->man, |
|
curp->line, ln.buf, of) : |
|
mdoc_parseln(curp->mdoc, |
|
curp->line, ln.buf, of); |
|
|
|
if (0 == rc) { |
|
assert(MANDOCLEVEL_FATAL <= file_status); |
|
break; |
|
} |
|
|
|
/* Temporary buffers typically are not full. */ |
|
|
|
if (0 == start && '\0' == blk.buf[i]) |
|
break; |
|
|
|
/* Start the next input line. */ |
|
|
|
pos = 0; |
|
} |
|
|
|
free(ln.buf); |
|
} |
|
|
|
static void |
|
pset(const char *buf, int pos, struct curparse *curp) |
|
{ |
int i; |
int i; |
|
|
/* |
/* |
Line 470 pset(const char *buf, int pos, struct curparse *curp, |
|
Line 909 pset(const char *buf, int pos, struct curparse *curp, |
|
* explicitly. If passed as -mandoc, then try to guess from the |
* explicitly. If passed as -mandoc, then try to guess from the |
* line: either skip dot-lines, use -mdoc when finding `.Dt', or |
* line: either skip dot-lines, use -mdoc when finding `.Dt', or |
* default to -man, which is more lenient. |
* default to -man, which is more lenient. |
|
* |
|
* Separate out pmdoc/pman from mdoc/man: the first persists |
|
* through all parsers, while the latter is used per-parse. |
*/ |
*/ |
|
|
if (buf[0] == '.') { |
if ('.' == buf[0] || '\'' == buf[0]) { |
for (i = 1; buf[i]; i++) |
for (i = 1; buf[i]; i++) |
if (' ' != buf[i] && '\t' != buf[i]) |
if (' ' != buf[i] && '\t' != buf[i]) |
break; |
break; |
if (0 == buf[i]) |
if ('\0' == buf[i]) |
return(1); |
return; |
} |
} |
|
|
switch (curp->inttype) { |
switch (curp->inttype) { |
case (INTT_MDOC): |
case (INTT_MDOC): |
if (NULL == curp->mdoc) |
if (NULL == curp->pmdoc) |
curp->mdoc = mdoc_init(curp); |
curp->pmdoc = mdoc_alloc |
if (NULL == (*mdoc = curp->mdoc)) |
(&curp->regs, curp, mmsg); |
return(0); |
assert(curp->pmdoc); |
curp->lastmdoc = *mdoc; |
curp->mdoc = curp->pmdoc; |
return(1); |
return; |
case (INTT_MAN): |
case (INTT_MAN): |
if (NULL == curp->man) |
if (NULL == curp->pman) |
curp->man = man_init(curp); |
curp->pman = man_alloc |
if (NULL == (*man = curp->man)) |
(&curp->regs, curp, mmsg); |
return(0); |
assert(curp->pman); |
curp->lastman = *man; |
curp->man = curp->pman; |
return(1); |
return; |
default: |
default: |
break; |
break; |
} |
} |
|
|
if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) { |
if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) { |
if (NULL == curp->mdoc) |
if (NULL == curp->pmdoc) |
curp->mdoc = mdoc_init(curp); |
curp->pmdoc = mdoc_alloc |
if (NULL == (*mdoc = curp->mdoc)) |
(&curp->regs, curp, mmsg); |
return(0); |
assert(curp->pmdoc); |
curp->lastmdoc = *mdoc; |
curp->mdoc = curp->pmdoc; |
return(1); |
return; |
} |
} |
|
|
if (NULL == curp->man) |
if (NULL == curp->pman) |
curp->man = man_init(curp); |
curp->pman = man_alloc(&curp->regs, curp, mmsg); |
if (NULL == (*man = curp->man)) |
assert(curp->pman); |
return(0); |
curp->man = curp->pman; |
curp->lastman = *man; |
|
return(1); |
|
} |
} |
|
|
|
|
static int |
static int |
moptions(enum intt *tflags, char *arg) |
moptions(enum intt *tflags, char *arg) |
{ |
{ |
Line 528 moptions(enum intt *tflags, char *arg) |
|
Line 967 moptions(enum intt *tflags, char *arg) |
|
else if (0 == strcmp(arg, "an")) |
else if (0 == strcmp(arg, "an")) |
*tflags = INTT_MAN; |
*tflags = INTT_MAN; |
else { |
else { |
warnx("bad argument: -m%s", arg); |
fprintf(stderr, "%s: Bad argument\n", arg); |
return(0); |
return(0); |
} |
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
toptions(enum outt *tflags, char *arg) |
toptions(struct curparse *curp, char *arg) |
{ |
{ |
|
|
if (0 == strcmp(arg, "ascii")) |
if (0 == strcmp(arg, "ascii")) |
*tflags = OUTT_ASCII; |
curp->outtype = OUTT_ASCII; |
else if (0 == strcmp(arg, "lint")) |
else if (0 == strcmp(arg, "lint")) { |
*tflags = OUTT_LINT; |
curp->outtype = OUTT_LINT; |
|
curp->wlevel = MANDOCLEVEL_WARNING; |
|
} |
else if (0 == strcmp(arg, "tree")) |
else if (0 == strcmp(arg, "tree")) |
*tflags = OUTT_TREE; |
curp->outtype = OUTT_TREE; |
|
else if (0 == strcmp(arg, "html")) |
|
curp->outtype = OUTT_HTML; |
|
else if (0 == strcmp(arg, "xhtml")) |
|
curp->outtype = OUTT_XHTML; |
|
else if (0 == strcmp(arg, "ps")) |
|
curp->outtype = OUTT_PS; |
|
else if (0 == strcmp(arg, "pdf")) |
|
curp->outtype = OUTT_PDF; |
else { |
else { |
warnx("bad argument: -T%s", arg); |
fprintf(stderr, "%s: Bad argument\n", arg); |
return(0); |
return(0); |
} |
} |
|
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
foptions(int *fflags, char *arg) |
woptions(struct curparse *curp, char *arg) |
{ |
{ |
char *v, *o; |
char *v, *o; |
char *toks[7]; |
const char *toks[6]; |
|
|
toks[0] = "ign-scope"; |
toks[0] = "stop"; |
toks[1] = "no-ign-escape"; |
toks[1] = "all"; |
toks[2] = "no-ign-macro"; |
toks[2] = "warning"; |
toks[3] = "no-ign-chars"; |
toks[3] = "error"; |
toks[4] = "ign-errors"; |
toks[4] = "fatal"; |
toks[5] = "strict"; |
toks[5] = NULL; |
toks[6] = NULL; |
|
|
|
while (*arg) { |
while (*arg) { |
o = arg; |
o = arg; |
switch (getsubopt(&arg, toks, &v)) { |
switch (getsubopt(&arg, UNCONST(toks), &v)) { |
case (0): |
case (0): |
*fflags |= IGN_SCOPE; |
curp->wstop = 1; |
break; |
break; |
case (1): |
case (1): |
*fflags |= NO_IGN_ESCAPE; |
/* FALLTHROUGH */ |
break; |
|
case (2): |
case (2): |
*fflags |= NO_IGN_MACRO; |
curp->wlevel = MANDOCLEVEL_WARNING; |
break; |
break; |
case (3): |
case (3): |
*fflags |= NO_IGN_CHARS; |
curp->wlevel = MANDOCLEVEL_ERROR; |
break; |
break; |
case (4): |
case (4): |
*fflags |= IGN_ERRORS; |
curp->wlevel = MANDOCLEVEL_FATAL; |
break; |
break; |
case (5): |
|
*fflags |= NO_IGN_ESCAPE | |
|
NO_IGN_MACRO | NO_IGN_CHARS; |
|
break; |
|
default: |
default: |
warnx("bad argument: -f%s", o); |
fprintf(stderr, "-W%s: Bad argument\n", o); |
return(0); |
return(0); |
} |
} |
} |
} |
Line 600 foptions(int *fflags, char *arg) |
|
Line 1041 foptions(int *fflags, char *arg) |
|
return(1); |
return(1); |
} |
} |
|
|
|
|
static int |
static int |
woptions(int *wflags, char *arg) |
mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg) |
{ |
{ |
char *v, *o; |
struct curparse *cp; |
char *toks[3]; |
enum mandoclevel level; |
|
|
toks[0] = "all"; |
level = MANDOCLEVEL_FATAL; |
toks[1] = "error"; |
while (t < mandoclimits[level]) |
toks[2] = NULL; |
/* LINTED */ |
|
level--; |
|
|
while (*arg) { |
cp = (struct curparse *)arg; |
o = arg; |
if (level < cp->wlevel) |
switch (getsubopt(&arg, toks, &v)) { |
|
case (0): |
|
*wflags |= WARN_WALL; |
|
break; |
|
case (1): |
|
*wflags |= WARN_WERR; |
|
break; |
|
default: |
|
warnx("bad argument: -W%s", o); |
|
return(0); |
|
} |
|
} |
|
|
|
return(1); |
|
} |
|
|
|
|
|
/* ARGSUSED */ |
|
static int |
|
merr(void *arg, int line, int col, const char *msg) |
|
{ |
|
struct curparse *curp; |
|
|
|
curp = (struct curparse *)arg; |
|
|
|
(void)fprintf(stderr, "%s:%d:%d: error: %s\n", |
|
curp->file, line, col + 1, msg); |
|
|
|
return(0); |
|
} |
|
|
|
|
|
static int |
|
mwarn(void *arg, int line, int col, const char *msg) |
|
{ |
|
struct curparse *curp; |
|
|
|
curp = (struct curparse *)arg; |
|
|
|
if ( ! (curp->wflags & WARN_WALL)) |
|
return(1); |
return(1); |
|
|
(void)fprintf(stderr, "%s:%d:%d: warning: %s\n", |
fprintf(stderr, "%s:%d:%d: %s: %s", |
curp->file, line, col + 1, msg); |
cp->file, ln, col + 1, mandoclevels[level], mandocerrs[t]); |
|
if (msg) |
|
fprintf(stderr, ": %s", msg); |
|
fputc('\n', stderr); |
|
|
if ( ! (curp->wflags & WARN_WERR)) |
if (file_status < level) |
return(1); |
file_status = level; |
|
|
return(0); |
return(level < MANDOCLEVEL_FATAL); |
} |
} |
|
|