[BACK]Return to tbl.c CVS log [TXT][DIR] Up to [cvsweb.bsd.lv] / mandoc

Annotation of mandoc/tbl.c, Revision 1.9

1.9     ! kristaps    1: /*     $Id: tbl.c,v 1.8 2010/12/29 16:44:23 kristaps Exp $ */
1.1       kristaps    2: /*
1.4       kristaps    3:  * Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
                     17: #include <assert.h>
1.3       kristaps   18: #include <stdio.h>
1.1       kristaps   19: #include <stdlib.h>
                     20: #include <string.h>
                     21: #include <time.h>
                     22:
                     23: #include "mandoc.h"
                     24: #include "roff.h"
                     25: #include "libmandoc.h"
                     26: #include "libroff.h"
                     27:
                     28: static void             tbl_init(struct tbl *);
                     29: static void             tbl_clear(struct tbl *);
                     30:
                     31: static void
                     32: tbl_clear(struct tbl *tbl)
                     33: {
1.6       kristaps   34:        struct tbl_row  *rp;
                     35:        struct tbl_cell *cp;
1.9     ! kristaps   36:        struct tbl_span *sp;
        !            37:        struct tbl_dat  *dp;
1.1       kristaps   38:
1.9     ! kristaps   39:        while (tbl->first_row) {
        !            40:                rp = tbl->first_row;
        !            41:                tbl->first_row = rp->next;
1.6       kristaps   42:                while (rp->first) {
                     43:                        cp = rp->first;
                     44:                        rp->first = cp->next;
                     45:                        free(cp);
                     46:                }
                     47:                free(rp);
                     48:        }
                     49:
1.9     ! kristaps   50:        tbl->last_row = NULL;
        !            51:
        !            52:        while (tbl->first_span) {
        !            53:                sp = tbl->first_span;
        !            54:                tbl->first_span = sp->next;
        !            55:                while (sp->first) {
        !            56:                        dp = sp->first;
        !            57:                        sp->first = dp->next;
        !            58:                        if (dp->string)
        !            59:                                free(dp->string);
        !            60:                        free(dp);
        !            61:                }
        !            62:                free(sp);
        !            63:        }
        !            64:
        !            65:        tbl->last_span = NULL;
1.1       kristaps   66: }
                     67:
                     68: static void
                     69: tbl_init(struct tbl *tbl)
                     70: {
                     71:
                     72:        tbl->part = TBL_PART_OPTS;
1.5       kristaps   73:        tbl->tab = '\t';
                     74:        tbl->linesize = 12;
                     75:        tbl->decimal = '.';
1.1       kristaps   76: }
                     77:
                     78: enum rofferr
                     79: tbl_read(struct tbl *tbl, int ln, const char *p, int offs)
                     80: {
                     81:        int              len;
                     82:        const char      *cp;
                     83:
                     84:        cp = &p[offs];
                     85:        len = (int)strlen(cp);
                     86:
1.5       kristaps   87:        /*
                     88:         * If we're in the options section and we don't have a
                     89:         * terminating semicolon, assume we've moved directly into the
                     90:         * layout section.  No need to report a warning: this is,
                     91:         * apparently, standard behaviour.
                     92:         */
                     93:
                     94:        if (TBL_PART_OPTS == tbl->part && len)
1.1       kristaps   95:                if (';' != cp[len - 1])
                     96:                        tbl->part = TBL_PART_LAYOUT;
1.5       kristaps   97:
                     98:        /* Now process each logical section of the table.  */
                     99:
                    100:        switch (tbl->part) {
                    101:        case (TBL_PART_OPTS):
                    102:                return(tbl_option(tbl, ln, p) ? ROFF_IGN : ROFF_ERR);
1.6       kristaps  103:        case (TBL_PART_LAYOUT):
                    104:                return(tbl_layout(tbl, ln, p) ? ROFF_IGN : ROFF_ERR);
1.8       kristaps  105:        case (TBL_PART_DATA):
1.5       kristaps  106:                break;
1.8       kristaps  107:        }
                    108:
1.9     ! kristaps  109:        /*
        !           110:         * FIXME: allow the original string to slip through for the time
        !           111:         * being.
        !           112:         */
        !           113:        return(tbl_data(tbl, ln, p) ? ROFF_CONT : ROFF_ERR);
1.1       kristaps  114: }
                    115:
                    116: struct tbl *
1.5       kristaps  117: tbl_alloc(void *data, const mandocmsg msg)
1.1       kristaps  118: {
                    119:        struct tbl      *p;
                    120:
1.6       kristaps  121:        p = mandoc_calloc(1, sizeof(struct tbl));
1.5       kristaps  122:        p->data = data;
                    123:        p->msg = msg;
1.1       kristaps  124:        tbl_init(p);
                    125:        return(p);
                    126: }
                    127:
                    128: void
                    129: tbl_free(struct tbl *p)
                    130: {
                    131:
                    132:        tbl_clear(p);
                    133:        free(p);
                    134: }
                    135:
                    136: void
                    137: tbl_reset(struct tbl *tbl)
                    138: {
                    139:
                    140:        tbl_clear(tbl);
                    141:        tbl_init(tbl);
1.7       kristaps  142: }
                    143:
                    144: void
                    145: tbl_restart(struct tbl *tbl)
                    146: {
                    147:
                    148:        tbl->part = TBL_PART_LAYOUT;
1.1       kristaps  149: }
1.3       kristaps  150:

CVSweb