Annotation of mandoc/man_action.c, Revision 1.1
1.1 ! kristaps 1: /* $Id: action.c,v 1.51 2009/03/23 14:31:58 kristaps Exp $ */
! 2: /*
! 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
! 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
! 7: * above copyright notice and this permission notice appear in all
! 8: * copies.
! 9: *
! 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
! 11: * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
! 12: * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
! 13: * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
! 14: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
! 15: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
! 16: * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
! 17: * PERFORMANCE OF THIS SOFTWARE.
! 18: */
! 19: #include <sys/utsname.h>
! 20:
! 21: #include <assert.h>
! 22: #include <err.h>
! 23: #include <errno.h>
! 24: #include <stdio.h>
! 25: #include <stdlib.h>
! 26: #include <string.h>
! 27:
! 28: #include "libman.h"
! 29:
! 30:
! 31: struct actions {
! 32: int (*post)(struct man *);
! 33: };
! 34:
! 35:
! 36: const struct actions man_actions[MAN_MAX] = {
! 37: { NULL }, /* __ */
! 38: { NULL }, /* TH */
! 39: { NULL }, /* SH */
! 40: { NULL }, /* SS */
! 41: { NULL }, /* TP */
! 42: { NULL }, /* LP */
! 43: { NULL }, /* PP */
! 44: { NULL }, /* P */
! 45: { NULL }, /* IP */
! 46: { NULL }, /* HP */
! 47: { NULL }, /* SM */
! 48: { NULL }, /* SB */
! 49: { NULL }, /* BI */
! 50: { NULL }, /* IB */
! 51: { NULL }, /* BR */
! 52: { NULL }, /* RB */
! 53: { NULL }, /* R */
! 54: { NULL }, /* B */
! 55: { NULL }, /* I */
! 56: { NULL }, /* IR */
! 57: };
! 58:
! 59:
! 60: int
! 61: man_action_post(struct man *m)
! 62: {
! 63:
! 64: if (MAN_ACTED & m->last->flags)
! 65: return(1);
! 66: m->last->flags |= MAN_ACTED;
! 67:
! 68: switch (m->last->type) {
! 69: case (MAN_TEXT):
! 70: break;
! 71: case (MAN_ROOT):
! 72: break;
! 73: default:
! 74: if (NULL == man_actions[m->last->tok].post)
! 75: break;
! 76: return((*man_actions[m->last->tok].post)(m));
! 77: }
! 78: return(1);
! 79: }
! 80:
! 81: #if 0
! 82: static int
! 83: post_dt(POST_ARGS)
! 84: {
! 85: struct mdoc_node *n;
! 86: const char *cp;
! 87: char *ep;
! 88: long lval;
! 89:
! 90: if (m->meta.title)
! 91: free(m->meta.title);
! 92: if (m->meta.vol)
! 93: free(m->meta.vol);
! 94: if (m->meta.arch)
! 95: free(m->meta.arch);
! 96:
! 97: m->meta.title = m->meta.vol = m->meta.arch = NULL;
! 98: m->meta.msec = 0;
! 99:
! 100: /* Handles: `.Dt'
! 101: * --> title = unknown, volume = local, msec = 0, arch = NULL
! 102: */
! 103:
! 104: if (NULL == (n = m->last->child)) {
! 105: m->meta.title = xstrdup("unknown");
! 106: m->meta.vol = xstrdup("local");
! 107: return(post_prol(m));
! 108: }
! 109:
! 110: /* Handles: `.Dt TITLE'
! 111: * --> title = TITLE, volume = local, msec = 0, arch = NULL
! 112: */
! 113:
! 114: m->meta.title = xstrdup(n->string);
! 115:
! 116: if (NULL == (n = n->next)) {
! 117: m->meta.vol = xstrdup("local");
! 118: return(post_prol(m));
! 119: }
! 120:
! 121: /* Handles: `.Dt TITLE SEC'
! 122: * --> title = TITLE, volume = SEC is msec ?
! 123: * format(msec) : SEC,
! 124: * msec = SEC is msec ? atoi(msec) : 0,
! 125: * arch = NULL
! 126: */
! 127:
! 128: cp = mdoc_a2msec(n->string);
! 129: if (cp) {
! 130: m->meta.vol = xstrdup(cp);
! 131: errno = 0;
! 132: lval = strtol(n->string, &ep, 10);
! 133: if (n->string[0] != '\0' && *ep == '\0')
! 134: m->meta.msec = (int)lval;
! 135: } else
! 136: m->meta.vol = xstrdup(n->string);
! 137:
! 138: if (NULL == (n = n->next))
! 139: return(post_prol(m));
! 140:
! 141: /* Handles: `.Dt TITLE SEC VOL'
! 142: * --> title = TITLE, volume = VOL is vol ?
! 143: * format(VOL) :
! 144: * VOL is arch ? format(arch) :
! 145: * VOL
! 146: */
! 147:
! 148: cp = mdoc_a2vol(n->string);
! 149: if (cp) {
! 150: free(m->meta.vol);
! 151: m->meta.vol = xstrdup(cp);
! 152: n = n->next;
! 153: } else {
! 154: cp = mdoc_a2arch(n->string);
! 155: if (NULL == cp) {
! 156: free(m->meta.vol);
! 157: m->meta.vol = xstrdup(n->string);
! 158: } else
! 159: m->meta.arch = xstrdup(cp);
! 160: }
! 161:
! 162: /* Ignore any subsequent parameters... */
! 163:
! 164: return(post_prol(m));
! 165: }
! 166:
! 167: static int
! 168: post_prol(POST_ARGS)
! 169: {
! 170: struct mdoc_node *n;
! 171:
! 172: /*
! 173: * The end document shouldn't have the prologue macros as part
! 174: * of the syntax tree (they encompass only meta-data).
! 175: */
! 176:
! 177: if (m->last->parent->child == m->last)
! 178: m->last->parent->child = m->last->prev;
! 179: if (m->last->prev)
! 180: m->last->prev->next = NULL;
! 181:
! 182: n = m->last;
! 183: assert(NULL == m->last->next);
! 184:
! 185: if (m->last->prev) {
! 186: m->last = m->last->prev;
! 187: m->next = MDOC_NEXT_SIBLING;
! 188: } else {
! 189: m->last = m->last->parent;
! 190: m->next = MDOC_NEXT_CHILD;
! 191: }
! 192:
! 193: mdoc_node_freelist(n);
! 194: return(1);
! 195: }
! 196: #endif
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