=================================================================== RCS file: /cvs/mandoc/main.c,v retrieving revision 1.20 retrieving revision 1.26 diff -u -p -r1.20 -r1.26 --- mandoc/main.c 2009/04/02 16:37:40 1.20 +++ mandoc/main.c 2009/06/10 20:18:43 1.26 @@ -1,20 +1,18 @@ -/* $Id: main.c,v 1.20 2009/04/02 16:37:40 kristaps Exp $ */ +/* $Id: main.c,v 1.26 2009/06/10 20:18:43 kristaps Exp $ */ /* - * Copyright (c) 2008, 2009 Kristaps Dzonsons + * Copyright (c) 2008, 2009 Kristaps Dzonsons * * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the - * above copyright notice and this permission notice appear in all - * copies. + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE - * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include @@ -42,6 +40,10 @@ extern int getsubopt(char **, char * const *, char # endif #endif +typedef int (*out_mdoc)(void *, const struct mdoc *); +typedef int (*out_man)(void *, const struct man *); +typedef void (*out_free)(void *); + struct buf { char *buf; size_t sz; @@ -60,35 +62,35 @@ enum outt { }; struct curparse { - const char *file; - int fd; + const char *file; /* Current parse. */ + int fd; /* Current parse. */ int wflags; #define WARN_WALL 0x03 /* All-warnings mask. */ #define WARN_WCOMPAT (1 << 0) /* Compatibility warnings. */ #define WARN_WSYNTAX (1 << 1) /* Syntax warnings. */ #define WARN_WERR (1 << 2) /* Warnings->errors. */ int fflags; - enum intt inttype; +#define IGN_SCOPE (1 << 0) /* Ignore scope errors. */ +#define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */ +#define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */ +#define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */ + enum intt inttype; /* Input parsers. */ struct man *man; + struct man *lastman; struct mdoc *mdoc; + struct mdoc *lastmdoc; + enum outt outtype; /* Output devices. */ + out_mdoc outmdoc; + out_man outman; + out_free outfree; + void *outdata; }; -#define IGN_SCOPE (1 << 0) /* Ignore scope errors. */ -#define IGN_ESCAPE (1 << 1) /* Ignore bad escapes. */ -#define IGN_MACRO (1 << 2) /* Ignore unknown macros. */ -#define NO_IGN_MACRO (1 << 3) - -typedef int (*out_run)(void *, const struct man *, - const struct mdoc *); -typedef void (*out_free)(void *); - -extern char *__progname; - extern void *ascii_alloc(void); -extern int terminal_run(void *, const struct man *, - const struct mdoc *); -extern int tree_run(void *, const struct man *, - const struct mdoc *); +extern int tree_mdoc(void *, const struct mdoc *); +extern int tree_man(void *, const struct man *); +extern int terminal_mdoc(void *, const struct mdoc *); +extern int terminal_man(void *, const struct man *); extern void terminal_free(void *); static int foptions(int *, char *); @@ -105,30 +107,27 @@ static int ffile(struct buf *, struct buf *, const char *, struct curparse *); static int fdesc(struct buf *, struct buf *, struct curparse *); -static int pset(const char *, size_t, struct curparse *, +static int pset(const char *, int, struct curparse *, struct man **, struct mdoc **); static struct man *man_init(struct curparse *); static struct mdoc *mdoc_init(struct curparse *); __dead static void version(void); __dead static void usage(void); +extern char *__progname; + int main(int argc, char *argv[]) { int c, rc; - void *outdata; - enum outt outtype; struct buf ln, blk; - out_run outrun; - out_free outfree; struct curparse curp; - outtype = OUTT_ASCII; - bzero(&curp, sizeof(struct curparse)); curp.inttype = INTT_AUTO; + curp.outtype = OUTT_ASCII; /* LINTED */ while (-1 != (c = getopt(argc, argv, "f:m:VW:T:"))) @@ -142,7 +141,7 @@ main(int argc, char *argv[]) return(0); break; case ('T'): - if ( ! toptions(&outtype, optarg)) + if ( ! toptions(&curp.outtype, optarg)) return(0); break; case ('W'): @@ -160,72 +159,39 @@ main(int argc, char *argv[]) argc -= optind; argv += optind; - /* - * Allocate the appropriate front-end. Note that utf8, latin1 - * (both not yet implemented) and ascii all resolve to the - * terminal front-end with different encodings (see terminal.c). - * Not all frontends have cleanup or alloc routines. - */ - - switch (outtype) { - case (OUTT_TREE): - outdata = NULL; - outrun = tree_run; - outfree = NULL; - break; - case (OUTT_LINT): - outdata = NULL; - outrun = NULL; - outfree = NULL; - break; - default: - outdata = ascii_alloc(); - outrun = terminal_run; - outfree = terminal_free; - break; - } - /* Configure buffers. */ bzero(&ln, sizeof(struct buf)); bzero(&blk, sizeof(struct buf)); - /* - * Main loop around available files. - */ + rc = 1; - if (NULL == *argv) { - rc = 0; - c = fstdin(&blk, &ln, &curp); + if (NULL == *argv) + if ( ! fstdin(&blk, &ln, &curp)) + rc = 0; - if (c && NULL == outrun) - rc = 1; - /*else if (c && outrun && (*outrun)(outdata, curp.man, curp.mdoc)) - rc = 1;*/ - } else { - while (*argv) { - c = ffile(&blk, &ln, *argv, &curp); - if ( ! c) - break; - /*if (outrun && ! (*outrun)(outdata, curp.man, curp.mdoc)) - break;*/ - if (curp.man) - man_reset(curp.man); - if (curp.mdoc && ! mdoc_reset(curp.mdoc)) { - warnx("memory exhausted"); - break; - } - argv++; + while (rc && *argv) { + if ( ! ffile(&blk, &ln, *argv, &curp)) + rc = 0; + argv++; + if (*argv && rc) { + if (curp.lastman) + if ( ! man_reset(curp.lastman)) + rc = 0; + if (curp.lastmdoc) + if ( ! mdoc_reset(curp.lastmdoc)) + rc = 0; + curp.lastman = NULL; + curp.lastmdoc = NULL; } - rc = NULL == *argv; } if (blk.buf) free(blk.buf); if (ln.buf) free(ln.buf); - if (outfree) - (*outfree)(outdata); + if (curp.outfree) + (*curp.outfree)(curp.outdata); if (curp.mdoc) mdoc_free(curp.mdoc); if (curp.man) @@ -265,11 +231,8 @@ man_init(struct curparse *curp) mancb.man_err = merr; mancb.man_warn = manwarn; - /* Set command defaults. */ - pflags = MAN_IGN_MACRO; + pflags = MAN_IGN_MACRO; /* XXX */ - if (curp->fflags & IGN_MACRO) - pflags |= MAN_IGN_MACRO; if (curp->fflags & NO_IGN_MACRO) pflags &= ~MAN_IGN_MACRO; @@ -291,17 +254,19 @@ mdoc_init(struct curparse *curp) mdoccb.mdoc_err = merr; mdoccb.mdoc_warn = mdocwarn; - pflags = 0; + pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS; if (curp->fflags & IGN_SCOPE) pflags |= MDOC_IGN_SCOPE; - if (curp->fflags & IGN_ESCAPE) - pflags |= MDOC_IGN_ESCAPE; - if (curp->fflags & IGN_MACRO) - pflags |= MDOC_IGN_MACRO; + if (curp->fflags & NO_IGN_ESCAPE) + pflags &= ~MDOC_IGN_ESCAPE; + if (curp->fflags & NO_IGN_MACRO) + pflags &= ~MDOC_IGN_MACRO; + if (curp->fflags & NO_IGN_CHARS) + pflags &= ~MDOC_IGN_CHARS; if (NULL == (mdoc = mdoc_alloc(curp, pflags, &mdoccb))) - warnx("memory allocated"); + warnx("memory exhausted"); return(mdoc); } @@ -437,18 +402,55 @@ fdesc(struct buf *blk, struct buf *ln, struct curparse /* Note that a parser may not have been assigned, yet. */ - if (mdoc) - return(mdoc_endparse(mdoc)); - if (man) - return(man_endparse(man)); + if ( ! (man || mdoc)) { + warnx("%s: not a manual", curp->file); + return(0); + } - warnx("%s: not a manual", curp->file); - return(0); + if (mdoc && ! mdoc_endparse(mdoc)) + return(0); + if (man && ! man_endparse(man)) + return(0); + + /* + * If an output device hasn't been allocated, see if we should + * do so now. Note that not all outtypes have functions, so + * this switch statement may be superfluous, but it's + * low-overhead enough not to matter very much. + */ + + if ( ! (curp->outman && curp->outmdoc)) { + switch (curp->outtype) { + case (OUTT_TREE): + curp->outman = tree_man; + curp->outmdoc = tree_mdoc; + break; + case (OUTT_LINT): + break; + default: + curp->outdata = ascii_alloc(); + curp->outman = terminal_man; + curp->outmdoc = terminal_mdoc; + curp->outfree = terminal_free; + break; + } + } + + /* Execute the out device, if it exists. */ + + if (man && curp->outman) + if ( ! (*curp->outman)(curp->outdata, man)) + return(0); + if (mdoc && curp->outmdoc) + if ( ! (*curp->outmdoc)(curp->outdata, mdoc)) + return(0); + + return(1); } static int -pset(const char *buf, size_t pos, struct curparse *curp, +pset(const char *buf, int pos, struct curparse *curp, struct man **man, struct mdoc **mdoc) { @@ -469,14 +471,14 @@ pset(const char *buf, size_t pos, struct curparse *cur curp->mdoc = mdoc_init(curp); if (NULL == (*mdoc = curp->mdoc)) return(0); - warnx("inheriting -mdoc parser"); + curp->lastmdoc = *mdoc; return(1); case (INTT_MAN): if (NULL == curp->man) curp->man = man_init(curp); if (NULL == (*man = curp->man)) return(0); - warnx("inheriting -man parser"); + curp->lastman = *man; return(1); default: break; @@ -487,6 +489,7 @@ pset(const char *buf, size_t pos, struct curparse *cur curp->mdoc = mdoc_init(curp); if (NULL == (*mdoc = curp->mdoc)) return(0); + curp->lastmdoc = *mdoc; return(1); } @@ -494,6 +497,7 @@ pset(const char *buf, size_t pos, struct curparse *cur curp->man = man_init(curp); if (NULL == (*man = curp->man)) return(0); + curp->lastman = *man; return(1); } @@ -544,12 +548,13 @@ static int foptions(int *fflags, char *arg) { char *v; - char *toks[5]; + char *toks[6]; toks[0] = "ign-scope"; - toks[1] = "ign-escape"; - toks[2] = "ign-macro"; - toks[4] = "no-ign-macro"; + toks[1] = "no-ign-escape"; + toks[2] = "no-ign-macro"; + toks[3] = "no-ign-chars"; + toks[4] = "strict"; toks[5] = NULL; while (*arg) @@ -558,13 +563,17 @@ foptions(int *fflags, char *arg) *fflags |= IGN_SCOPE; break; case (1): - *fflags |= IGN_ESCAPE; + *fflags |= NO_IGN_ESCAPE; break; case (2): - *fflags |= IGN_MACRO; + *fflags |= NO_IGN_MACRO; break; case (3): - *fflags |= NO_IGN_MACRO; + *fflags |= NO_IGN_CHARS; + break; + case (4): + *fflags |= NO_IGN_ESCAPE | + NO_IGN_MACRO | NO_IGN_CHARS; break; default: warnx("bad argument: -f%s", arg);