-/* $Id: main.c,v 1.21 2009/04/02 16:42:35 kristaps Exp $ */
+/* $Id: main.c,v 1.28 2009/06/15 10:36:01 kristaps Exp $ */
/*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
+ * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* 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 <sys/stat.h>
# 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;
};
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 *);
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:")))
return(0);
break;
case ('T'):
- if ( ! toptions(&outtype, optarg))
+ if ( ! toptions(&curp.outtype, optarg))
return(0);
break;
case ('W'):
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.
- */
-
- if (NULL == *argv) {
- rc = 0;
- c = fstdin(&blk, &ln, &curp);
-
- 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++;
+ rc = 1;
+
+ if (NULL == *argv)
+ if ( ! fstdin(&blk, &ln, &curp))
+ rc = 0;
+
+ 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);
+
+ /* TODO: have a curp_free routine. */
+ if (curp.outfree)
+ (*curp.outfree)(curp.outdata);
if (curp.mdoc)
mdoc_free(curp.mdoc);
if (curp.man)
mancb.man_err = merr;
mancb.man_warn = manwarn;
- /* Set command defaults. */
+ /*
+ * Default behaviour is to ignore unknown macros. This is
+ * specified in mandoc.1.
+ */
+
pflags = MAN_IGN_MACRO;
+ /* Override default behaviour... */
+
if (curp->fflags & NO_IGN_MACRO)
pflags &= ~MAN_IGN_MACRO;
struct mdoc *mdoc;
struct mdoc_cb mdoccb;
- mdoccb.mdoc_msg = NULL;
mdoccb.mdoc_err = merr;
mdoccb.mdoc_warn = mdocwarn;
- pflags = 0;
+ /*
+ * Default behaviour is to ignore unknown macros, escape
+ * sequences and characters (very liberal). This is specified
+ * in mandoc.1.
+ */
+
+ pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
+
+ /* Override default behaviour... */
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);
}
continue;
}
- /* Check for CPP-escaped newline. */
+ /* Check for CPP-escaped newline. */
if (pos > 0 && '\\' == ln->buf[pos - 1]) {
for (j = pos - 1; j >= 0; j--)
/* 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);
+ }
+
+ if (mdoc && ! mdoc_endparse(mdoc))
+ return(0);
+ if (man && ! man_endparse(man))
+ return(0);
- warnx("%s: not a manual", curp->file);
- 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)
{
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;
curp->mdoc = mdoc_init(curp);
if (NULL == (*mdoc = curp->mdoc))
return(0);
+ curp->lastmdoc = *mdoc;
return(1);
}
curp->man = man_init(curp);
if (NULL == (*man = curp->man))
return(0);
+ curp->lastman = *man;
return(1);
}
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)
*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);
struct curparse *curp;
curp = (struct curparse *)arg;
-
warnx("%s:%d: error: %s (column %d)",
curp->file, line, msg, col);
+
+ /* Always exit on errors... */
return(0);
}
if ( ! (curp->wflags & WARN_WERR))
return(1);
+
+ /*
+ * If the -Werror flag is passed in, as in gcc, then all
+ * warnings are considered as errors.
+ */
warnx("%s: considering warnings as errors",
__progname);
if ( ! (curp->wflags & WARN_WERR))
return(1);
+ /*
+ * If the -Werror flag is passed in, as in gcc, then all
+ * warnings are considered as errors.
+ */
+
warnx("%s: considering warnings as errors",
__progname);
return(0);
git.ckatri.com / mandoc.git / blobdiff