version 1.75, 2010/05/16 00:04:46 |
version 1.101, 2010/07/29 22:00:39 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010 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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#include <sys/stat.h> |
#include <sys/stat.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdint.h> |
#include <stdint.h> |
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#include <unistd.h> |
#include <unistd.h> |
|
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#include "mandoc.h" |
#include "mandoc.h" |
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#include "main.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
#include "roff.h" |
#include "roff.h" |
#include "main.h" |
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|
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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 UNCONST(a) ((void *)(uintptr_t)(const void *)(a)) |
#define UNCONST(a) ((void *)(uintptr_t)(const void *)(a)) |
|
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/* FIXME: Intel's compiler? LLVM? pcc? */ |
/* FIXME: Intel's compiler? LLVM? pcc? */ |
|
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OUTT_TREE, |
OUTT_TREE, |
OUTT_HTML, |
OUTT_HTML, |
OUTT_XHTML, |
OUTT_XHTML, |
OUTT_LINT |
OUTT_LINT, |
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OUTT_PS, |
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OUTT_PDF |
}; |
}; |
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struct curparse { |
struct curparse { |
Line 81 struct curparse { |
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Line 89 struct curparse { |
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#define FL_NIGN_MACRO (1 << 2) /* Don't ignore bad macros. */ |
#define FL_NIGN_MACRO (1 << 2) /* Don't ignore bad macros. */ |
#define FL_IGN_ERRORS (1 << 4) /* Ignore failed parse. */ |
#define FL_IGN_ERRORS (1 << 4) /* Ignore failed parse. */ |
#define FL_STRICT FL_NIGN_ESCAPE | \ |
#define FL_STRICT FL_NIGN_ESCAPE | \ |
FL_NIGN_MACRO |
FL_NIGN_MACRO /* ignore nothing */ |
enum intt inttype; /* Input parsers... */ |
enum intt inttype; /* which parser to use */ |
struct man *man; |
struct man *man; /* man parser */ |
struct mdoc *mdoc; |
struct mdoc *mdoc; /* mdoc parser */ |
struct roff *roff; |
struct roff *roff; /* roff parser (!NULL) */ |
enum outt outtype; /* Output devices... */ |
struct regset regs; /* roff registers */ |
out_mdoc outmdoc; |
enum outt outtype; /* which output to use */ |
out_man outman; |
out_mdoc outmdoc; /* mdoc output ptr */ |
out_free outfree; |
out_man outman; /* man output ptr */ |
void *outdata; |
out_free outfree; /* free output ptr */ |
char outopts[BUFSIZ]; |
void *outdata; /* data for output */ |
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char outopts[BUFSIZ]; /* buf of output opts */ |
}; |
}; |
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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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"text should be uppercase", |
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"sections out of conventional order", |
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"section name repeats", |
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"out of order prologue", |
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"repeated prologue entry", |
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"list type must come first", |
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"bad standard", |
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"bad library", |
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"tab in non-literal context", |
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"bad escape sequence", |
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"unterminated quoted string", |
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"argument requires the width argument", |
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"superfluous width argument", |
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"ignoring argument", |
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"bad date argument", |
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"bad width argument", |
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"unknown manual section", |
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"section not in conventional manual section", |
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"end of line whitespace", |
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"blocks badly nested", |
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"scope open on exit", |
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"generic error", |
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"NAME section must come first", |
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"bad Boolean value", |
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"child violates parent syntax", |
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"bad AT&T symbol", |
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"list type repeated", |
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"display type repeated", |
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"argument repeated", |
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"manual name not yet set", |
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"obsolete macro ignored", |
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"empty macro ignored", |
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"macro not allowed in body", |
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"macro not allowed in prologue", |
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"bad character", |
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"bad NAME section contents", |
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"no blank lines", |
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"no text in this context", |
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"bad comment style", |
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"unknown macro will be lost", |
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"line scope broken", |
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"argument count wrong", |
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"request scope close w/none open", |
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"scope already open", |
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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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"no title in document", |
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"missing list type", |
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"missing display type", |
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"missing font 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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"displays may not be nested", |
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"unsupported display type", |
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"blocks badly nested", |
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"no such block is open", |
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"scope broken, syntax violated", |
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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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"no document body", |
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"no document prologue", |
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"utsname system call failed", |
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"memory exhausted", |
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}; |
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static void fdesc(struct curparse *); |
static void fdesc(struct curparse *); |
static void ffile(const char *, struct curparse *); |
static void ffile(const char *, struct curparse *); |
static int foptions(int *, char *); |
static int foptions(int *, char *); |
static struct man *man_init(struct curparse *); |
static struct man *man_init(struct curparse *); |
static struct mdoc *mdoc_init(struct curparse *); |
static struct mdoc *mdoc_init(struct curparse *); |
static struct roff *roff_init(struct curparse *); |
static struct roff *roff_init(struct curparse *); |
static int merr(void *, int, int, const char *); /* DEPRECATED */ |
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static int moptions(enum intt *, char *); |
static int moptions(enum intt *, char *); |
static int mwarn(void *, int, int, const char *); /* DEPRECATED */ |
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static int mmsg(enum mandocerr, void *, |
static int mmsg(enum mandocerr, void *, |
int, int, const char *); |
int, int, const char *); |
static int pset(const char *, int, struct curparse *, |
static int pset(const char *, int, struct curparse *, |
Line 113 static void version(void) __attribute__((noreturn)) |
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Line 199 static void version(void) __attribute__((noreturn)) |
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static int woptions(int *, char *); |
static int woptions(int *, char *); |
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static const char *progname; |
static const char *progname; |
static int with_error; |
static int with_fatal; |
static int with_warning; |
static int with_error; |
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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
Line 177 main(int argc, char *argv[]) |
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Line 263 main(int argc, char *argv[]) |
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while (*argv) { |
while (*argv) { |
ffile(*argv, &curp); |
ffile(*argv, &curp); |
|
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if (with_error && !(curp.fflags & FL_IGN_ERRORS)) |
if (with_fatal && !(curp.fflags & FL_IGN_ERRORS)) |
break; |
break; |
++argv; |
++argv; |
} |
} |
Line 191 main(int argc, char *argv[]) |
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Line 277 main(int argc, char *argv[]) |
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if (curp.roff) |
if (curp.roff) |
roff_free(curp.roff); |
roff_free(curp.roff); |
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return((with_warning || with_error) ? |
return((with_fatal || with_error) ? |
EXIT_FAILURE : EXIT_SUCCESS); |
EXIT_FAILURE : EXIT_SUCCESS); |
} |
} |
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Line 220 static struct man * |
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Line 306 static struct man * |
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man_init(struct curparse *curp) |
man_init(struct curparse *curp) |
{ |
{ |
int pflags; |
int pflags; |
struct man_cb mancb; |
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|
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mancb.man_err = merr; |
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mancb.man_warn = mwarn; |
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/* Defaults from mandoc.1. */ |
/* Defaults from mandoc.1. */ |
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pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE; |
pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE; |
Line 234 man_init(struct curparse *curp) |
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Line 316 man_init(struct curparse *curp) |
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if (curp->fflags & FL_NIGN_ESCAPE) |
if (curp->fflags & FL_NIGN_ESCAPE) |
pflags &= ~MAN_IGN_ESCAPE; |
pflags &= ~MAN_IGN_ESCAPE; |
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return(man_alloc(curp, pflags, &mancb)); |
return(man_alloc(&curp->regs, curp, pflags, mmsg)); |
} |
} |
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Line 242 static struct roff * |
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Line 324 static struct roff * |
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roff_init(struct curparse *curp) |
roff_init(struct curparse *curp) |
{ |
{ |
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return(roff_alloc(mmsg, curp)); |
return(roff_alloc(&curp->regs, mmsg, curp)); |
} |
} |
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Line 250 static struct mdoc * |
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Line 332 static struct mdoc * |
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mdoc_init(struct curparse *curp) |
mdoc_init(struct curparse *curp) |
{ |
{ |
int pflags; |
int pflags; |
struct mdoc_cb mdoccb; |
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mdoccb.mdoc_err = merr; |
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mdoccb.mdoc_warn = mwarn; |
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/* Defaults from mandoc.1. */ |
/* Defaults from mandoc.1. */ |
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pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE; |
pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE; |
Line 266 mdoc_init(struct curparse *curp) |
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Line 344 mdoc_init(struct curparse *curp) |
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if (curp->fflags & FL_NIGN_MACRO) |
if (curp->fflags & FL_NIGN_MACRO) |
pflags &= ~MDOC_IGN_MACRO; |
pflags &= ~MDOC_IGN_MACRO; |
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return(mdoc_alloc(curp, pflags, &mdoccb)); |
return(mdoc_alloc(&curp->regs, curp, pflags, mmsg)); |
} |
} |
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Line 277 ffile(const char *file, struct curparse *curp) |
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Line 355 ffile(const char *file, struct curparse *curp) |
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curp->file = file; |
curp->file = file; |
if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) { |
if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) { |
perror(curp->file); |
perror(curp->file); |
with_error = 1; |
with_fatal = 1; |
return; |
return; |
} |
} |
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Line 318 read_whole_file(struct curparse *curp, struct buf *fb, |
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Line 396 read_whole_file(struct curparse *curp, struct buf *fb, |
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if (-1 == fstat(curp->fd, &st)) { |
if (-1 == fstat(curp->fd, &st)) { |
perror(curp->file); |
perror(curp->file); |
with_error = 1; |
with_fatal = 1; |
return(0); |
return(0); |
} |
} |
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Line 333 read_whole_file(struct curparse *curp, struct buf *fb, |
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Line 411 read_whole_file(struct curparse *curp, struct buf *fb, |
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if (st.st_size >= (1U << 31)) { |
if (st.st_size >= (1U << 31)) { |
fprintf(stderr, "%s: input too large\n", |
fprintf(stderr, "%s: input too large\n", |
curp->file); |
curp->file); |
with_error = 1; |
with_fatal = 1; |
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_FILE, curp->fd, 0); |
MAP_FILE|MAP_SHARED, curp->fd, 0); |
if (fb->buf != MAP_FAILED) |
if (fb->buf != MAP_FAILED) |
return(1); |
return(1); |
} |
} |
Line 377 read_whole_file(struct curparse *curp, struct buf *fb, |
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Line 455 read_whole_file(struct curparse *curp, struct buf *fb, |
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|
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free(fb->buf); |
free(fb->buf); |
fb->buf = NULL; |
fb->buf = NULL; |
with_error = 1; |
with_fatal = 1; |
return(0); |
return(0); |
} |
} |
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fdesc(struct curparse *curp) |
fdesc(struct curparse *curp) |
{ |
{ |
struct buf ln, blk; |
struct buf ln, blk; |
int i, pos, lnn, lnn_start, with_mmap; |
int i, pos, lnn, lnn_start, with_mmap, of; |
enum rofferr re; |
enum rofferr re; |
struct man *man; |
struct man *man; |
struct mdoc *mdoc; |
struct mdoc *mdoc; |
Line 395 fdesc(struct curparse *curp) |
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Line 473 fdesc(struct curparse *curp) |
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man = NULL; |
man = NULL; |
mdoc = NULL; |
mdoc = NULL; |
roff = NULL; |
roff = NULL; |
|
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memset(&ln, 0, sizeof(struct buf)); |
memset(&ln, 0, sizeof(struct buf)); |
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/* |
/* |
Line 419 fdesc(struct curparse *curp) |
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Line 498 fdesc(struct curparse *curp) |
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++lnn; |
++lnn; |
break; |
break; |
} |
} |
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/* |
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* Warn about bogus characters. If you're using |
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* non-ASCII encoding, you're screwing your |
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* readers. Since I'd rather this not happen, |
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* I'll be helpful and drop these characters so |
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* we don't display gibberish. Note to manual |
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* writers: use special characters. |
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*/ |
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|
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if ( ! isgraph((u_char)blk.buf[i]) && |
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! isblank((u_char)blk.buf[i])) { |
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if ( ! mmsg(MANDOCERR_BADCHAR, curp, |
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lnn_start, pos, |
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"ignoring byte")) |
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goto bailout; |
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i++; |
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continue; |
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} |
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/* Trailing backslash is like a plain character. */ |
/* Trailing backslash is like a plain character. */ |
if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) { |
if ('\\' != blk.buf[i] || i + 1 == (int)blk.sz) { |
if (pos >= (int)ln.sz) |
if (pos >= (int)ln.sz) |
Line 467 fdesc(struct curparse *curp) |
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Line 566 fdesc(struct curparse *curp) |
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goto bailout; |
goto bailout; |
ln.buf[pos] = '\0'; |
ln.buf[pos] = '\0'; |
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re = roff_parseln(roff, lnn_start, &ln.buf, &ln.sz); |
/* |
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* A significant amount of complexity is contained by |
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* the roff preprocessor. It's line-oriented but can be |
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* expressed on one line, so we need at times to |
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* readjust our starting point and re-run it. The roff |
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* preprocessor can also readjust the buffers with new |
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* data, so we pass them in wholesale. |
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*/ |
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|
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of = 0; |
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do { |
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re = roff_parseln(roff, lnn_start, |
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&ln.buf, &ln.sz, of, &of); |
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} while (ROFF_RERUN == re); |
|
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if (ROFF_IGN == re) |
if (ROFF_IGN == re) |
continue; |
continue; |
else if (ROFF_ERR == re) |
else if (ROFF_ERR == re) |
goto bailout; |
goto bailout; |
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/* If unset, assign parser in pset(). */ |
/* |
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* If input parsers have not been allocated, do so now. |
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* We keep these instanced betwen parsers, but set them |
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* locally per parse routine since we can use different |
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* parsers with each one. |
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*/ |
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if ( ! (man || mdoc) && ! pset(ln.buf, pos, curp, &man, &mdoc)) |
if ( ! (man || mdoc)) |
goto bailout; |
if ( ! pset(ln.buf + of, pos - of, curp, &man, &mdoc)) |
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goto bailout; |
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/* Pass down into parsers. */ |
/* Lastly, push down into the parsers themselves. */ |
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if (man && ! man_parseln(man, lnn_start, ln.buf)) |
if (man && ! man_parseln(man, lnn_start, ln.buf, of)) |
goto bailout; |
goto bailout; |
if (mdoc && ! mdoc_parseln(mdoc, lnn_start, ln.buf)) |
if (mdoc && ! mdoc_parseln(mdoc, lnn_start, ln.buf, of)) |
goto bailout; |
goto bailout; |
} |
} |
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Line 493 fdesc(struct curparse *curp) |
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Line 612 fdesc(struct curparse *curp) |
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goto bailout; |
goto bailout; |
} |
} |
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/* Clean up the parse routine ASTs. */ |
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if (mdoc && ! mdoc_endparse(mdoc)) |
if (mdoc && ! mdoc_endparse(mdoc)) |
goto bailout; |
goto bailout; |
if (man && ! man_endparse(man)) |
if (man && ! man_endparse(man)) |
Line 506 fdesc(struct curparse *curp) |
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Line 627 fdesc(struct curparse *curp) |
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switch (curp->outtype) { |
switch (curp->outtype) { |
case (OUTT_XHTML): |
case (OUTT_XHTML): |
curp->outdata = xhtml_alloc(curp->outopts); |
curp->outdata = xhtml_alloc(curp->outopts); |
curp->outman = html_man; |
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curp->outmdoc = html_mdoc; |
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curp->outfree = html_free; |
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break; |
break; |
case (OUTT_HTML): |
case (OUTT_HTML): |
curp->outdata = html_alloc(curp->outopts); |
curp->outdata = html_alloc(curp->outopts); |
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break; |
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case (OUTT_ASCII): |
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curp->outdata = ascii_alloc(curp->outopts); |
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curp->outfree = ascii_free; |
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break; |
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case (OUTT_PDF): |
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curp->outdata = pdf_alloc(curp->outopts); |
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curp->outfree = pspdf_free; |
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break; |
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case (OUTT_PS): |
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curp->outdata = ps_alloc(curp->outopts); |
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curp->outfree = pspdf_free; |
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break; |
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default: |
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break; |
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} |
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switch (curp->outtype) { |
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case (OUTT_HTML): |
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/* FALLTHROUGH */ |
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case (OUTT_XHTML): |
curp->outman = html_man; |
curp->outman = html_man; |
curp->outmdoc = html_mdoc; |
curp->outmdoc = html_mdoc; |
curp->outfree = html_free; |
curp->outfree = html_free; |
Line 520 fdesc(struct curparse *curp) |
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Line 659 fdesc(struct curparse *curp) |
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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(80); |
/* FALLTHROUGH */ |
|
case (OUTT_PS): |
curp->outman = terminal_man; |
curp->outman = terminal_man; |
curp->outmdoc = terminal_mdoc; |
curp->outmdoc = terminal_mdoc; |
curp->outfree = terminal_free; |
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break; |
break; |
|
default: |
|
break; |
} |
} |
} |
} |
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Line 539 fdesc(struct curparse *curp) |
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Line 680 fdesc(struct curparse *curp) |
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(*curp->outmdoc)(curp->outdata, mdoc); |
(*curp->outmdoc)(curp->outdata, mdoc); |
|
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cleanup: |
cleanup: |
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memset(&curp->regs, 0, sizeof(struct regset)); |
if (mdoc) |
if (mdoc) |
mdoc_reset(mdoc); |
mdoc_reset(mdoc); |
if (man) |
if (man) |
Line 555 fdesc(struct curparse *curp) |
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Line 697 fdesc(struct curparse *curp) |
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return; |
return; |
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bailout: |
bailout: |
with_error = 1; |
with_fatal = 1; |
goto cleanup; |
goto cleanup; |
} |
} |
|
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Line 651 toptions(struct curparse *curp, char *arg) |
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Line 793 toptions(struct curparse *curp, char *arg) |
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curp->outtype = OUTT_HTML; |
curp->outtype = OUTT_HTML; |
else if (0 == strcmp(arg, "xhtml")) |
else if (0 == strcmp(arg, "xhtml")) |
curp->outtype = OUTT_XHTML; |
curp->outtype = OUTT_XHTML; |
|
else if (0 == strcmp(arg, "ps")) |
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curp->outtype = OUTT_PS; |
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else if (0 == strcmp(arg, "pdf")) |
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curp->outtype = OUTT_PDF; |
else { |
else { |
fprintf(stderr, "%s: Bad argument\n", arg); |
fprintf(stderr, "%s: Bad argument\n", arg); |
return(0); |
return(0); |
Line 734 woptions(int *wflags, char *arg) |
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Line 880 woptions(int *wflags, char *arg) |
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} |
} |
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|
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/* ARGSUSED */ |
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static int |
static int |
merr(void *arg, int line, int col, const char *msg) |
|
{ |
|
struct curparse *curp; |
|
|
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curp = (struct curparse *)arg; |
|
|
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(void)fprintf(stderr, "%s:%d:%d: error: %s\n", |
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curp->file, line, col + 1, msg); |
|
|
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with_error = 1; |
|
|
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return(0); |
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} |
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|
|
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static int |
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mwarn(void *arg, int line, int col, const char *msg) |
|
{ |
|
struct curparse *curp; |
|
|
|
curp = (struct curparse *)arg; |
|
|
|
if ( ! (curp->wflags & WARN_WALL)) |
|
return(1); |
|
|
|
(void)fprintf(stderr, "%s:%d:%d: warning: %s\n", |
|
curp->file, line, col + 1, msg); |
|
|
|
with_warning = 1; |
|
if (curp->wflags & WARN_WERR) { |
|
with_error = 1; |
|
return(0); |
|
} |
|
|
|
return(1); |
|
} |
|
|
|
static const char * const mandocerrs[MANDOCERR_MAX] = { |
|
"ok", |
|
"multi-line scope open on exit", |
|
"request for scope closure when no matching scope is open", |
|
"line arguments will be lost", |
|
"memory exhausted" |
|
}; |
|
|
|
/* |
|
* XXX: this is experimental code that will eventually become the |
|
* generic means of covering all warnings and errors! |
|
*/ |
|
/* ARGSUSED */ |
|
static int |
|
mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg) |
mmsg(enum mandocerr t, void *arg, int ln, int col, const char *msg) |
{ |
{ |
#if 0 |
|
struct curparse *cp; |
struct curparse *cp; |
|
const char *level; |
|
int rc; |
|
|
cp = (struct curparse *)arg; |
cp = (struct curparse *)arg; |
|
level = NULL; |
|
rc = 1; |
|
|
fprintf(stderr, "%s:%d:%d: %s", cp->file, |
if (t >= MANDOCERR_FATAL) { |
ln, col + 1, mandocerrs[t]); |
with_fatal = 1; |
|
level = "FATAL"; |
|
rc = 0; |
|
} else { |
|
if ( ! (WARN_WALL & cp->wflags)) |
|
return(1); |
|
if (t >= MANDOCERR_ERROR) { |
|
with_error = 1; |
|
level = "ERROR"; |
|
} |
|
if (WARN_WERR & cp->wflags) { |
|
with_fatal = 1; |
|
rc = 0; |
|
} |
|
} |
|
|
|
fprintf(stderr, "%s:%d:%d:", cp->file, ln, col + 1); |
|
if (level) |
|
fprintf(stderr, " %s:", level); |
|
fprintf(stderr, " %s", mandocerrs[t]); |
if (msg) |
if (msg) |
fprintf(stderr, ": %s", msg); |
fprintf(stderr, ": %s", msg); |
|
|
fputc('\n', stderr); |
fputc('\n', stderr); |
#endif |
|
return(1); |
return(rc); |
} |
} |