version 1.3, 2009/03/19 16:40:49 |
version 1.19, 2009/04/02 16:26:35 |
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#include <unistd.h> |
#include <unistd.h> |
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#include "mdoc.h" |
#include "mdoc.h" |
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#include "man.h" |
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/* Account for FreeBSD and Linux in our declarations. */ |
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#ifdef __linux__ |
#ifdef __linux__ |
extern int getsubopt(char **, char * const *, char **); |
extern int getsubopt(char **, char * const *, char **); |
# ifndef __dead |
# ifndef __dead |
# define __dead __attribute__((__noreturn__)) |
# define __dead __attribute__((__noreturn__)) |
# endif |
# endif |
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#elif defined(__dead2) |
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# ifndef __dead |
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# define __dead __dead2 |
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# endif |
#endif |
#endif |
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struct buf { |
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char *buf; |
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size_t sz; |
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}; |
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enum intt { |
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INTT_AUTO, |
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INTT_MDOC, |
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INTT_MAN |
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}; |
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enum outt { |
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OUTT_ASCII = 0, |
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OUTT_TREE, |
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OUTT_LINT |
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}; |
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struct curparse { |
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const char *file; |
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int fd; |
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int wflags; |
#define WARN_WALL 0x03 /* All-warnings mask. */ |
#define WARN_WALL 0x03 /* All-warnings mask. */ |
#define WARN_WCOMPAT (1 << 0) /* Compatibility warnings. */ |
#define WARN_WCOMPAT (1 << 0) /* Compatibility warnings. */ |
#define WARN_WSYNTAX (1 << 1) /* Syntax warnings. */ |
#define WARN_WSYNTAX (1 << 1) /* Syntax warnings. */ |
#define WARN_WERR (1 << 2) /* Warnings->errors. */ |
#define WARN_WERR (1 << 2) /* Warnings->errors. */ |
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int fflags; |
enum outt { |
enum intt inttype; |
OUTT_ASCII, |
struct man *man; |
OUTT_LATIN1, |
struct mdoc *mdoc; |
OUTT_UTF8, |
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OUTT_TREE, |
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OUTT_LINT |
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}; |
}; |
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typedef int (*out_run)(void *, const struct mdoc *); |
#define IGN_SCOPE (1 << 0) /* Ignore scope errors. */ |
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#define IGN_ESCAPE (1 << 1) /* Ignore bad escapes. */ |
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#define IGN_MACRO (1 << 2) /* Ignore unknown macros. */ |
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typedef int (*out_run)(void *, const struct man *, |
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const struct mdoc *); |
typedef void (*out_free)(void *); |
typedef void (*out_free)(void *); |
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extern char *__progname; |
extern char *__progname; |
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extern void *ascii_alloc(void); |
extern void *ascii_alloc(void); |
extern void *latin1_alloc(void); |
extern int terminal_run(void *, const struct man *, |
extern void *utf8_alloc(void); |
const struct mdoc *); |
extern int terminal_run(void *, const struct mdoc *); |
extern int tree_run(void *, const struct man *, |
extern int tree_run(void *, const struct mdoc *); |
const struct mdoc *); |
extern void terminal_free(void *); |
extern void terminal_free(void *); |
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__dead static void version(void); |
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__dead static void usage(void); |
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static int foptions(int *, char *); |
static int foptions(int *, char *); |
static int toptions(enum outt *, char *); |
static int toptions(enum outt *, char *); |
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static int moptions(enum intt *, char *); |
static int woptions(int *, char *); |
static int woptions(int *, char *); |
static int merr(void *, int, int, const char *); |
static int merr(void *, int, int, const char *); |
static int mwarn(void *, int, int, |
static int manwarn(void *, int, int, const char *); |
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static int mdocwarn(void *, int, int, |
enum mdoc_warn, const char *); |
enum mdoc_warn, const char *); |
static int file(char **, size_t *, char **, size_t *, |
static int fstdin(struct buf *, struct buf *, |
const char *, struct mdoc *); |
struct curparse *); |
static int fdesc(char **, size_t *, char **, size_t *, |
static int ffile(struct buf *, struct buf *, |
const char *, int, struct mdoc *); |
const char *, struct curparse *); |
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static int fdesc(struct buf *, struct buf *, |
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struct curparse *); |
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static int pset(const char *, size_t, 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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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
int c, rc, fflags, wflags; |
int c, rc; |
struct mdoc_cb cb; |
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struct mdoc *mdoc; |
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char *buf, *line; |
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size_t bufsz, linesz; |
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void *outdata; |
void *outdata; |
enum outt outtype; |
enum outt outtype; |
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struct buf ln, blk; |
out_run outrun; |
out_run outrun; |
out_free outfree; |
out_free outfree; |
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struct curparse curp; |
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fflags = wflags = 0; |
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outtype = OUTT_ASCII; |
outtype = OUTT_ASCII; |
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bzero(&curp, sizeof(struct curparse)); |
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curp.inttype = INTT_AUTO; |
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/* LINTED */ |
/* LINTED */ |
while (-1 != (c = getopt(argc, argv, "f:VW:T:"))) |
while (-1 != (c = getopt(argc, argv, "f:m:VW:T:"))) |
switch (c) { |
switch (c) { |
case ('f'): |
case ('f'): |
if ( ! foptions(&fflags, optarg)) |
if ( ! foptions(&curp.fflags, optarg)) |
return(0); |
return(0); |
break; |
break; |
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case ('m'): |
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if ( ! moptions(&curp.inttype, optarg)) |
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return(0); |
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break; |
case ('T'): |
case ('T'): |
if ( ! toptions(&outtype, optarg)) |
if ( ! toptions(&outtype, optarg)) |
return(0); |
return(0); |
break; |
break; |
case ('W'): |
case ('W'): |
if ( ! woptions(&wflags, optarg)) |
if ( ! woptions(&curp.wflags, optarg)) |
return(0); |
return(0); |
break; |
break; |
case ('V'): |
case ('V'): |
Line 117 main(int argc, char *argv[]) |
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Line 160 main(int argc, char *argv[]) |
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argv += optind; |
argv += optind; |
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/* |
/* |
* Allocate the appropriate front-end. Note that utf8, ascii |
* Allocate the appropriate front-end. Note that utf8, latin1 |
* and latin1 all resolve to the terminal front-end with |
* (both not yet implemented) and ascii all resolve to the |
* different encodings (see terminal.c). Not all frontends have |
* terminal front-end with different encodings (see terminal.c). |
* cleanup or alloc routines. |
* Not all frontends have cleanup or alloc routines. |
*/ |
*/ |
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switch (outtype) { |
switch (outtype) { |
case (OUTT_LATIN1): |
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outdata = latin1_alloc(); |
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outrun = terminal_run; |
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outfree = terminal_free; |
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break; |
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case (OUTT_UTF8): |
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outdata = utf8_alloc(); |
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outrun = terminal_run; |
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outfree = terminal_free; |
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break; |
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case (OUTT_TREE): |
case (OUTT_TREE): |
outdata = NULL; |
outdata = NULL; |
outrun = tree_run; |
outrun = tree_run; |
Line 151 main(int argc, char *argv[]) |
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Line 184 main(int argc, char *argv[]) |
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break; |
break; |
} |
} |
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/* Configure buffers. */ |
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bzero(&ln, sizeof(struct buf)); |
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bzero(&blk, sizeof(struct buf)); |
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/* |
/* |
* All callbacks route into here, where we print them onto the |
* Main loop around available files. |
* screen. XXX - for now, no path for debugging messages. |
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*/ |
*/ |
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cb.mdoc_msg = NULL; |
if (NULL == *argv) { |
cb.mdoc_err = merr; |
rc = 0; |
cb.mdoc_warn = mwarn; |
c = fstdin(&blk, &ln, &curp); |
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buf = line = NULL; |
if (c && NULL == outrun) |
bufsz = linesz = 0; |
rc = 1; |
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/*else if (c && outrun && (*outrun)(outdata, curp.man, curp.mdoc)) |
mdoc = mdoc_alloc(&wflags, fflags, &cb); |
rc = 1;*/ |
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} else { |
while (*argv) { |
while (*argv) { |
if ( ! file(&line, &linesz, &buf, &bufsz, *argv, mdoc)) |
c = ffile(&blk, &ln, *argv, &curp); |
break; |
if ( ! c) |
if (outrun && ! (*outrun)(outdata, mdoc)) |
break; |
break; |
/*if (outrun && ! (*outrun)(outdata, curp.man, curp.mdoc)) |
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break;*/ |
/* Reset the parser for another file. */ |
if (curp.man) |
mdoc_reset(mdoc); |
man_reset(curp.man); |
argv++; |
if (curp.mdoc && ! mdoc_reset(curp.mdoc)) { |
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warnx("memory exhausted"); |
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break; |
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} |
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argv++; |
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} |
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rc = NULL == *argv; |
} |
} |
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rc = NULL == *argv; |
if (blk.buf) |
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free(blk.buf); |
if (buf) |
if (ln.buf) |
free(buf); |
free(ln.buf); |
if (line) |
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free(line); |
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if (outfree) |
if (outfree) |
(*outfree)(outdata); |
(*outfree)(outdata); |
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if (curp.mdoc) |
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mdoc_free(curp.mdoc); |
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if (curp.man) |
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man_free(curp.man); |
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mdoc_free(mdoc); |
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return(rc ? EXIT_SUCCESS : EXIT_FAILURE); |
return(rc ? EXIT_SUCCESS : EXIT_FAILURE); |
} |
} |
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{ |
{ |
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(void)printf("%s %s\n", __progname, VERSION); |
(void)printf("%s %s\n", __progname, VERSION); |
exit(0); |
exit(EXIT_SUCCESS); |
/* NOTREACHED */ |
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} |
} |
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Line 205 __dead static void |
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Line 247 __dead static void |
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usage(void) |
usage(void) |
{ |
{ |
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(void)fprintf(stderr, "usage: %s\n", __progname); |
(void)fprintf(stderr, "usage: %s [-V] [-foption...] " |
exit(1); |
"[-mformat] [-Toutput] [-Werr...]\n", |
/* NOTREACHED */ |
__progname); |
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exit(EXIT_FAILURE); |
} |
} |
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static struct man * |
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man_init(struct curparse *curp) |
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{ |
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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; |
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mancb.man_warn = manwarn; |
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pflags = 0; |
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if (curp->fflags & IGN_MACRO) |
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pflags |= MAN_IGN_MACRO; |
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if (NULL == (man = man_alloc(curp, pflags, &mancb))) |
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warnx("memory exhausted"); |
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return(man); |
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} |
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static struct mdoc * |
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mdoc_init(struct curparse *curp) |
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{ |
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int pflags; |
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struct mdoc *mdoc; |
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struct mdoc_cb mdoccb; |
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mdoccb.mdoc_msg = NULL; |
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mdoccb.mdoc_err = merr; |
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mdoccb.mdoc_warn = mdocwarn; |
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pflags = 0; |
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if (curp->fflags & IGN_SCOPE) |
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pflags |= MDOC_IGN_SCOPE; |
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if (curp->fflags & IGN_ESCAPE) |
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pflags |= MDOC_IGN_ESCAPE; |
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if (curp->fflags & IGN_MACRO) |
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pflags |= MDOC_IGN_MACRO; |
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if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb))) |
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warnx("memory allocated"); |
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return(mdoc); |
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} |
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static int |
static int |
file(char **ln, size_t *lnsz, char **buf, size_t *bufsz, |
fstdin(struct buf *blk, struct buf *ln, struct curparse *curp) |
const char *file, struct mdoc *mdoc) |
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{ |
{ |
int fd, c; |
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if (-1 == (fd = open(file, O_RDONLY, 0))) { |
curp->file = "<stdin>"; |
warn("%s", file); |
curp->fd = STDIN_FILENO; |
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return(fdesc(blk, ln, curp)); |
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} |
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static int |
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ffile(struct buf *blk, struct buf *ln, |
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const char *file, struct curparse *curp) |
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{ |
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int c; |
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curp->file = file; |
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if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) { |
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warn("%s", curp->file); |
return(0); |
return(0); |
} |
} |
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c = fdesc(ln, lnsz, buf, bufsz, file, fd, mdoc); |
c = fdesc(blk, ln, curp); |
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if (-1 == close(fd)) |
if (-1 == close(curp->fd)) |
warn("%s", file); |
warn("%s", curp->file); |
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return(c); |
return(c); |
} |
} |
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static int |
static int |
fdesc(char **lnp, size_t *lnsz, char **bufp, size_t *bufsz, |
fdesc(struct buf *blk, struct buf *ln, struct curparse *curp) |
const char *f, int fd, struct mdoc *mdoc) |
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{ |
{ |
size_t sz; |
size_t sz; |
ssize_t ssz; |
ssize_t ssz; |
struct stat st; |
struct stat st; |
int j, i, pos, lnn; |
int j, i, pos, lnn; |
char *ln, *buf; |
struct man *man; |
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struct mdoc *mdoc; |
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buf = *bufp; |
sz = BUFSIZ; |
ln = *lnp; |
man = NULL; |
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mdoc = NULL; |
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/* |
/* |
* Two buffers: ln and buf. buf is the input buffer, optimised |
* Two buffers: ln and buf. buf is the input buffer optimised |
* for each file's block size. ln is a line buffer. Both |
* here for each file's block size. ln is a line buffer. Both |
* growable, hence passed in by ptr-ptr. |
* growable, hence passed in by ptr-ptr. |
*/ |
*/ |
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if (-1 == fstat(fd, &st)) { |
if (-1 == fstat(curp->fd, &st)) |
warnx("%s", f); |
warnx("%s", curp->file); |
sz = BUFSIZ; |
else if ((size_t)st.st_blksize > sz) |
} else |
sz = st.st_blksize; |
sz = (unsigned)BUFSIZ > st.st_blksize ? |
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(size_t)BUFSIZ : st.st_blksize; |
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if (sz > *bufsz) { |
if (sz > blk->sz) { |
if (NULL == (buf = realloc(buf, sz))) |
blk->buf = realloc(blk->buf, sz); |
err(1, "realloc"); |
if (NULL == blk->buf) { |
*bufp = buf; |
warn("realloc"); |
*bufsz = sz; |
return(0); |
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} |
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blk->sz = sz; |
} |
} |
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/* |
/* Fill buf with file blocksize. */ |
* Fill buf with file blocksize and parse newlines into ln. |
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*/ |
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for (lnn = 1, pos = 0; ; ) { |
for (lnn = 0, pos = 0; ; ) { |
if (-1 == (ssz = read(fd, buf, sz))) { |
if (-1 == (ssz = read(curp->fd, blk->buf, sz))) { |
warn("%s", f); |
warn("%s", curp->file); |
return(0); |
return(0); |
} else if (0 == ssz) |
} else if (0 == ssz) |
break; |
break; |
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/* Parse the read block into partial or full lines. */ |
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for (i = 0; i < (int)ssz; i++) { |
for (i = 0; i < (int)ssz; i++) { |
if (pos >= (int)*lnsz) { |
if (pos >= (int)ln->sz) { |
*lnsz += 256; /* Step-size. */ |
ln->sz += 256; /* Step-size. */ |
ln = realloc(ln, *lnsz); |
ln->buf = realloc(ln->buf, ln->sz); |
if (NULL == ln) |
if (NULL == ln->buf) { |
err(1, "realloc"); |
warn("realloc"); |
*lnp = ln; |
return(0); |
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} |
} |
} |
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if ('\n' != buf[i]) { |
if ('\n' != blk->buf[i]) { |
ln[pos++] = buf[i]; |
ln->buf[pos++] = blk->buf[i]; |
continue; |
continue; |
} |
} |
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/* Check for CPP-escaped newline. */ |
/* Check for CPP-escaped newline. */ |
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if (pos > 0 && '\\' == ln[pos - 1]) { |
if (pos > 0 && '\\' == ln->buf[pos - 1]) { |
for (j = pos - 1; j >= 0; j--) |
for (j = pos - 1; j >= 0; j--) |
if ('\\' != ln[j]) |
if ('\\' != ln->buf[j]) |
break; |
break; |
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if ( ! ((pos - j) % 2)) { |
if ( ! ((pos - j) % 2)) { |
Line 303 fdesc(char **lnp, size_t *lnsz, char **bufp, size_t *b |
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Line 408 fdesc(char **lnp, size_t *lnsz, char **bufp, size_t *b |
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} |
} |
} |
} |
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ln[pos] = 0; |
ln->buf[pos] = 0; |
if ( ! mdoc_parseln(mdoc, lnn, ln)) |
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return(0); |
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lnn++; |
lnn++; |
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/* |
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* If no manual parser has been assigned, then |
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* try to assign one in pset(), which may do |
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* nothing at all. After this, parse the manual |
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* line accordingly. |
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*/ |
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if ( ! (man || mdoc) && ! pset(ln->buf, |
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pos, curp, &man, &mdoc)) |
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return(0); |
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pos = 0; |
pos = 0; |
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if (man && ! man_parseln(man, lnn, ln->buf)) |
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return(0); |
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if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf)) |
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return(0); |
} |
} |
} |
} |
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return(mdoc_endparse(mdoc)); |
/* Note that a parser may not have been assigned, yet. */ |
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if (mdoc) |
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return(mdoc_endparse(mdoc)); |
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if (man) |
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return(man_endparse(man)); |
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warnx("%s: not a manual", curp->file); |
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return(0); |
} |
} |
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static int |
static int |
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pset(const char *buf, size_t pos, struct curparse *curp, |
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struct man **man, struct mdoc **mdoc) |
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{ |
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/* |
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* Try to intuit which kind of manual parser should be used. If |
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* passed in by command-line (-man, -mdoc), then use that |
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* explicitly. If passed as -mandoc, then try to guess from the |
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* line: either skip comments, use -mdoc when finding `.Dt', or |
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* default to -man, which is more lenient. |
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*/ |
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if (pos >= 3 && 0 == memcmp(buf, ".\\\"", 3)) |
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return(1); |
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switch (curp->inttype) { |
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case (INTT_MDOC): |
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if (NULL == curp->mdoc) |
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curp->mdoc = mdoc_init(curp); |
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if (NULL == (*mdoc = curp->mdoc)) |
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return(0); |
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warnx("inheriting -mdoc parser"); |
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return(1); |
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case (INTT_MAN): |
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if (NULL == curp->man) |
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curp->man = man_init(curp); |
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if (NULL == (*man = curp->man)) |
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return(0); |
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warnx("inheriting -man parser"); |
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return(1); |
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default: |
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break; |
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} |
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if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) { |
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if (NULL == curp->mdoc) |
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curp->mdoc = mdoc_init(curp); |
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if (NULL == (*mdoc = curp->mdoc)) |
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return(0); |
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return(1); |
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} |
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if (NULL == curp->man) |
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curp->man = man_init(curp); |
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if (NULL == (*man = curp->man)) |
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return(0); |
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return(1); |
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} |
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static int |
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moptions(enum intt *tflags, char *arg) |
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{ |
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if (0 == strcmp(arg, "doc")) |
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*tflags = INTT_MDOC; |
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else if (0 == strcmp(arg, "andoc")) |
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*tflags = INTT_AUTO; |
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else if (0 == strcmp(arg, "an")) |
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*tflags = INTT_MAN; |
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else { |
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warnx("bad argument: -m%s", arg); |
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return(0); |
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} |
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return(1); |
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} |
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static int |
toptions(enum outt *tflags, char *arg) |
toptions(enum outt *tflags, char *arg) |
{ |
{ |
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if (0 == strcmp(arg, "ascii")) |
if (0 == strcmp(arg, "ascii")) |
*tflags = OUTT_ASCII; |
*tflags = OUTT_ASCII; |
else if (0 == strcmp(arg, "latin1")) |
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*tflags = OUTT_LATIN1; |
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else if (0 == strcmp(arg, "utf8")) |
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*tflags = OUTT_UTF8; |
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else if (0 == strcmp(arg, "lint")) |
else if (0 == strcmp(arg, "lint")) |
*tflags = OUTT_LINT; |
*tflags = OUTT_LINT; |
else if (0 == strcmp(arg, "tree")) |
else if (0 == strcmp(arg, "tree")) |
Line 356 foptions(int *fflags, char *arg) |
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Line 550 foptions(int *fflags, char *arg) |
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while (*arg) |
while (*arg) |
switch (getsubopt(&arg, toks, &v)) { |
switch (getsubopt(&arg, toks, &v)) { |
case (0): |
case (0): |
*fflags |= MDOC_IGN_SCOPE; |
*fflags |= IGN_SCOPE; |
break; |
break; |
case (1): |
case (1): |
*fflags |= MDOC_IGN_ESCAPE; |
*fflags |= IGN_ESCAPE; |
break; |
break; |
case (2): |
case (2): |
*fflags |= MDOC_IGN_MACRO; |
*fflags |= IGN_MACRO; |
break; |
break; |
default: |
default: |
warnx("bad argument: -f%s", arg); |
warnx("bad argument: -f%s", arg); |
Line 416 woptions(int *wflags, char *arg) |
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Line 610 woptions(int *wflags, char *arg) |
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static int |
static int |
merr(void *arg, int line, int col, const char *msg) |
merr(void *arg, int line, int col, const char *msg) |
{ |
{ |
|
struct curparse *curp; |
|
|
warnx("error: %s (line %d, column %d)", msg, line, col); |
curp = (struct curparse *)arg; |
|
|
|
warnx("%s:%d: error: %s (column %d)", |
|
curp->file, line, msg, col); |
return(0); |
return(0); |
} |
} |
|
|
|
|
static int |
static int |
mwarn(void *arg, int line, int col, |
mdocwarn(void *arg, int line, int col, |
enum mdoc_warn type, const char *msg) |
enum mdoc_warn type, const char *msg) |
{ |
{ |
int flags; |
struct curparse *curp; |
char *wtype; |
char *wtype; |
|
|
flags = *(int *)arg; |
curp = (struct curparse *)arg; |
wtype = NULL; |
wtype = NULL; |
|
|
switch (type) { |
switch (type) { |
case (WARN_COMPAT): |
case (WARN_COMPAT): |
wtype = "compat"; |
wtype = "compat"; |
if (flags & WARN_WCOMPAT) |
if (curp->wflags & WARN_WCOMPAT) |
break; |
break; |
return(1); |
return(1); |
case (WARN_SYNTAX): |
case (WARN_SYNTAX): |
wtype = "syntax"; |
wtype = "syntax"; |
if (flags & WARN_WSYNTAX) |
if (curp->wflags & WARN_WSYNTAX) |
break; |
break; |
return(1); |
return(1); |
} |
} |
|
|
assert(wtype); |
assert(wtype); |
warnx("%s warning: %s (line %d, column %d)", |
warnx("%s:%d: %s warning: %s (column %d)", |
wtype, msg, line, col); |
curp->file, line, wtype, msg, col); |
|
|
if ( ! (flags & WARN_WERR)) |
if ( ! (curp->wflags & WARN_WERR)) |
return(1); |
return(1); |
|
|
warnx("%s: considering warnings as errors", |
warnx("%s: considering warnings as errors", |
Line 458 mwarn(void *arg, int line, int col, |
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Line 656 mwarn(void *arg, int line, int col, |
|
} |
} |
|
|
|
|
|
static int |
|
manwarn(void *arg, int line, int col, const char *msg) |
|
{ |
|
struct curparse *curp; |
|
|
|
curp = (struct curparse *)arg; |
|
|
|
if ( ! (curp->wflags & WARN_WSYNTAX)) |
|
return(1); |
|
|
|
warnx("%s:%d: syntax warning: %s (column %d)", |
|
curp->file, line, msg, col); |
|
|
|
if ( ! (curp->wflags & WARN_WERR)) |
|
return(1); |
|
|
|
warnx("%s: considering warnings as errors", |
|
__progname); |
|
return(0); |
|
} |