Annotation of mandoc/action.c, Revision 1.12
1.12 ! kristaps 1: /* $Id: action.c,v 1.11 2009/01/17 16:47:02 kristaps Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
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 <assert.h>
20: #include <stdlib.h>
1.5 kristaps 21: #include <time.h>
1.1 kristaps 22:
23: #include "private.h"
24:
25:
26: struct actions {
1.10 kristaps 27: int (*post)(struct mdoc *);
1.1 kristaps 28: };
29:
1.11 kristaps 30: /* Per-macro action routines. */
1.1 kristaps 31:
1.4 kristaps 32: static int post_sh(struct mdoc *);
33: static int post_os(struct mdoc *);
34: static int post_dt(struct mdoc *);
35: static int post_dd(struct mdoc *);
1.10 kristaps 36: static int post_nm(struct mdoc *);
1.3 kristaps 37:
1.11 kristaps 38: /* Array of macro action routines. */
39:
1.1 kristaps 40: const struct actions mdoc_actions[MDOC_MAX] = {
1.10 kristaps 41: { NULL }, /* \" */
42: { post_dd }, /* Dd */
43: { post_dt }, /* Dt */
44: { post_os }, /* Os */
45: { post_sh }, /* Sh */
46: { NULL }, /* Ss */
47: { NULL }, /* Pp */
48: { NULL }, /* D1 */
49: { NULL }, /* Dl */
50: { NULL }, /* Bd */
51: { NULL }, /* Ed */
52: { NULL }, /* Bl */
53: { NULL }, /* El */
54: { NULL }, /* It */
55: { NULL }, /* Ad */
56: { NULL }, /* An */
57: { NULL }, /* Ar */
58: { NULL }, /* Cd */
59: { NULL }, /* Cm */
60: { NULL }, /* Dv */
61: { NULL }, /* Er */
62: { NULL }, /* Ev */
63: { NULL }, /* Ex */
64: { NULL }, /* Fa */
65: { NULL }, /* Fd */
66: { NULL }, /* Fl */
67: { NULL }, /* Fn */
68: { NULL }, /* Ft */
69: { NULL }, /* Ic */
70: { NULL }, /* In */
71: { NULL }, /* Li */
72: { NULL }, /* Nd */
73: { post_nm }, /* Nm */
74: { NULL }, /* Op */
75: { NULL }, /* Ot */
76: { NULL }, /* Pa */
77: { NULL }, /* Rv */
78: { NULL }, /* St */
79: { NULL }, /* Va */
80: { NULL }, /* Vt */
81: { NULL }, /* Xr */
82: { NULL }, /* %A */
83: { NULL }, /* %B */
84: { NULL }, /* %D */
85: { NULL }, /* %I */
86: { NULL }, /* %J */
87: { NULL }, /* %N */
88: { NULL }, /* %O */
89: { NULL }, /* %P */
90: { NULL }, /* %R */
91: { NULL }, /* %T */
92: { NULL }, /* %V */
93: { NULL }, /* Ac */
94: { NULL }, /* Ao */
95: { NULL }, /* Aq */
96: { NULL }, /* At */
97: { NULL }, /* Bc */
98: { NULL }, /* Bf */
99: { NULL }, /* Bo */
100: { NULL }, /* Bq */
101: { NULL }, /* Bsx */
102: { NULL }, /* Bx */
103: { NULL }, /* Db */
104: { NULL }, /* Dc */
105: { NULL }, /* Do */
106: { NULL }, /* Dq */
107: { NULL }, /* Ec */
108: { NULL }, /* Ef */
109: { NULL }, /* Em */
110: { NULL }, /* Eo */
111: { NULL }, /* Fx */
112: { NULL }, /* Ms */
113: { NULL }, /* No */
114: { NULL }, /* Ns */
115: { NULL }, /* Nx */
116: { NULL }, /* Ox */
117: { NULL }, /* Pc */
118: { NULL }, /* Pf */
119: { NULL }, /* Po */
120: { NULL }, /* Pq */
121: { NULL }, /* Qc */
122: { NULL }, /* Ql */
123: { NULL }, /* Qo */
124: { NULL }, /* Qq */
125: { NULL }, /* Re */
126: { NULL }, /* Rs */
127: { NULL }, /* Sc */
128: { NULL }, /* So */
129: { NULL }, /* Sq */
130: { NULL }, /* Sm */
131: { NULL }, /* Sx */
132: { NULL }, /* Sy */
133: { NULL }, /* Tn */
134: { NULL }, /* Ux */
135: { NULL }, /* Xc */
136: { NULL }, /* Xo */
137: { NULL }, /* Fo */
138: { NULL }, /* Fc */
139: { NULL }, /* Oo */
140: { NULL }, /* Oc */
141: { NULL }, /* Bk */
142: { NULL }, /* Ek */
143: { NULL }, /* Bt */
144: { NULL }, /* Hf */
145: { NULL }, /* Fr */
146: { NULL }, /* Ud */
1.1 kristaps 147: };
148:
149:
1.3 kristaps 150: static int
1.10 kristaps 151: post_nm(struct mdoc *mdoc)
152: {
153: char buf[64];
154:
155: assert(MDOC_ELEM == mdoc->last->type);
156: assert(MDOC_Nm == mdoc->last->tok);
157:
158: if (mdoc->meta.name)
159: return(1);
160:
1.11 kristaps 161: if (xstrlcats(buf, mdoc->last->child, 64)) {
162: mdoc->meta.name = xstrdup(buf);
163: return(1);
164: }
1.10 kristaps 165:
1.11 kristaps 166: return(mdoc_err(mdoc, "macro parameters too long"));
1.10 kristaps 167: }
168:
169:
170: static int
1.4 kristaps 171: post_sh(struct mdoc *mdoc)
1.1 kristaps 172: {
1.10 kristaps 173: enum mdoc_sec sec;
174: char buf[64];
1.3 kristaps 175:
176: if (MDOC_HEAD != mdoc->last->type)
177: return(1);
1.11 kristaps 178: if (xstrlcats(buf, mdoc->last->child, 64)) {
179: if (SEC_CUSTOM != (sec = mdoc_atosec(buf)))
180: mdoc->sec_lastn = sec;
181: mdoc->sec_last = sec;
182: return(1);
183: }
1.1 kristaps 184:
1.11 kristaps 185: return(mdoc_err(mdoc, "macro parameters too long"));
1.1 kristaps 186: }
187:
1.3 kristaps 188:
1.4 kristaps 189: static int
190: post_dt(struct mdoc *mdoc)
191: {
1.5 kristaps 192: int i;
193: char *p;
194: struct mdoc_node *n;
195:
196: assert(MDOC_ELEM == mdoc->last->type);
1.7 kristaps 197: assert(MDOC_Dt == mdoc->last->tok);
1.5 kristaps 198:
1.10 kristaps 199: assert(NULL == mdoc->meta.title);
1.4 kristaps 200:
1.5 kristaps 201: for (i = 0, n = mdoc->last->child; n; n = n->next, i++) {
202: assert(MDOC_TEXT == n->type);
203: p = n->data.text.string;
1.4 kristaps 204:
1.5 kristaps 205: switch (i) {
206: case (0):
1.10 kristaps 207: mdoc->meta.title = xstrdup(p);
208: break;
1.5 kristaps 209: case (1):
210: mdoc->meta.msec = mdoc_atomsec(p);
211: if (MSEC_DEFAULT != mdoc->meta.msec)
212: break;
1.10 kristaps 213: return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
1.5 kristaps 214: case (2):
215: mdoc->meta.vol = mdoc_atovol(p);
216: if (VOL_DEFAULT != mdoc->meta.vol)
217: break;
218: mdoc->meta.arch = mdoc_atoarch(p);
219: if (ARCH_DEFAULT != mdoc->meta.arch)
220: break;
1.10 kristaps 221: return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
1.5 kristaps 222: default:
1.8 kristaps 223: return(mdoc_nerr(mdoc, n, "too many parameters"));
1.5 kristaps 224: }
1.4 kristaps 225: }
226:
1.10 kristaps 227: if (NULL == mdoc->meta.title)
228: mdoc->meta.title = xstrdup("untitled");
1.4 kristaps 229: return(1);
230: }
231:
232:
233: static int
234: post_os(struct mdoc *mdoc)
235: {
1.10 kristaps 236: char buf[64];
1.5 kristaps 237:
238: assert(MDOC_ELEM == mdoc->last->type);
1.7 kristaps 239: assert(MDOC_Os == mdoc->last->tok);
1.10 kristaps 240: assert(NULL == mdoc->meta.os);
1.5 kristaps 241:
1.10 kristaps 242: if ( ! xstrlcats(buf, mdoc->last->child, 64))
243: return(mdoc_err(mdoc, "macro parameters too long"));
1.6 kristaps 244:
1.10 kristaps 245: mdoc->meta.os = xstrdup(buf[0] ? buf : "local");
1.5 kristaps 246: mdoc->sec_lastn = mdoc->sec_last = SEC_BODY;
1.4 kristaps 247: return(1);
248: }
249:
250:
251: static int
252: post_dd(struct mdoc *mdoc)
253: {
1.5 kristaps 254: char date[64];
255: size_t sz;
256: char *p;
257: struct mdoc_node *n;
1.4 kristaps 258:
1.5 kristaps 259: assert(MDOC_ELEM == mdoc->last->type);
1.7 kristaps 260: assert(MDOC_Dd == mdoc->last->tok);
1.5 kristaps 261:
262: n = mdoc->last->child;
263: assert(0 == mdoc->meta.date);
1.4 kristaps 264: date[0] = 0;
265:
1.5 kristaps 266: sz = 64;
267:
268: for ( ; 0 == mdoc->meta.date && n; n = n->next) {
269: assert(MDOC_TEXT == n->type);
270: p = n->data.text.string;
271:
272: if (xstrcmp(p, "$Mdocdate$")) {
273: mdoc->meta.date = time(NULL);
274: continue;
275: } else if (xstrcmp(p, "$")) {
276: mdoc->meta.date = mdoc_atotime(date);
277: continue;
278: } else if (xstrcmp(p, "$Mdocdate:"))
279: continue;
280:
281: if ( ! xstrlcat(date, n->data.text.string, sz))
1.10 kristaps 282: return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
1.9 kristaps 283: if (n->next && ! xstrlcat(date, " ", sz))
1.10 kristaps 284: return(mdoc_nerr(mdoc, n, "invalid parameter syntax"));
1.5 kristaps 285: }
286:
1.11 kristaps 287: if (mdoc->meta.date && NULL == n)
1.5 kristaps 288: return(1);
1.11 kristaps 289: else if (n)
1.10 kristaps 290: return(mdoc_err(mdoc, "invalid parameter syntax"));
1.11 kristaps 291: if ((mdoc->meta.date = mdoc_atotime(date)))
1.9 kristaps 292: return(1);
1.10 kristaps 293: return(mdoc_err(mdoc, "invalid parameter syntax"));
1.4 kristaps 294: }
295:
296:
297: int
298: mdoc_action_post(struct mdoc *mdoc)
1.3 kristaps 299: {
300:
1.12 ! kristaps 301: if (MDOC_ACTED & mdoc->last->flags)
! 302: return(1);
! 303: mdoc->last->flags |= MDOC_ACTED;
! 304:
1.7 kristaps 305: if (MDOC_TEXT == mdoc->last->type)
306: return(1);
307: if (MDOC_ROOT == mdoc->last->type)
1.3 kristaps 308: return(1);
1.7 kristaps 309: if (NULL == mdoc_actions[mdoc->last->tok].post)
1.3 kristaps 310: return(1);
1.7 kristaps 311: return((*mdoc_actions[mdoc->last->tok].post)(mdoc));
1.3 kristaps 312: }
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