diff options
Diffstat (limited to 'action.c')
| -rw-r--r-- | action.c | 81 |
1 files changed, 21 insertions, 60 deletions
@@ -32,10 +32,6 @@ * children have been filled in (post-fix order). */ -enum merr { - ENOWIDTH -}; - enum mwarn { WBADSEC, WNOWIDTH, @@ -51,7 +47,6 @@ struct actions { }; static int pwarn(struct mdoc *, int, int, enum mwarn); -static int perr(struct mdoc *, int, int, enum merr); static int post_ar(POST_ARGS); static int post_bl(POST_ARGS); @@ -69,7 +64,6 @@ static int post_std(POST_ARGS); static int pre_bd(PRE_ARGS); static int pre_dl(PRE_ARGS); -#define merr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t)) #define mwarn(m, t) pwarn((m), (m)->last->line, (m)->last->pos, (t)) const struct actions mdoc_actions[MDOC_MAX] = { @@ -236,24 +230,6 @@ mdoc_action_post(struct mdoc *m) static int -perr(struct mdoc *m, int line, int pos, enum merr type) -{ - char *p; - - p = NULL; - - switch (type) { - case (ENOWIDTH): - p = "missing width argument"; - break; - } - - assert(p); - return(mdoc_perr(m, line, pos, p)); -} - - -static int pwarn(struct mdoc *m, int line, int pos, enum mwarn type) { char *p; @@ -471,6 +447,10 @@ post_os(POST_ARGS) } +/* + * Calculate the -width for a `Bl -tag' list if it hasn't been provided. + * Uses the first head macro. + */ static int post_bl_tagwidth(struct mdoc *m) { @@ -479,33 +459,21 @@ post_bl_tagwidth(struct mdoc *m) char buf[32]; /* - * If -tag has been specified and -width has not been, then try - * to intuit our width from the first body element. - */ - - if (NULL == (n = m->last->body->child)) - return(1); - - /* * Use the text width, if a text node, or the default macro * width if a macro. */ - n = n->head->child; + n = m->last->head->child; + sz = 10; /* Default size. */ + if (n) { if (MDOC_TEXT != n->type) { if (0 == (sz = (int)mdoc_macro2len(n->tok))) - sz = -1; + if ( ! mwarn(m, WNOWIDTH)) + return(0); } else sz = (int)strlen(n->string) + 1; - } else - sz = -1; - - if (-1 == sz) { - if ( ! mwarn(m, WNOWIDTH)) - return(0); - sz = 10; - } + } (void)snprintf(buf, sizeof(buf), "%dn", sz); @@ -514,26 +482,19 @@ post_bl_tagwidth(struct mdoc *m) * We're guaranteed that a MDOC_Width doesn't already exist. */ - if (NULL == m->last->args) { - m->last->args = xcalloc - (1, sizeof(struct mdoc_arg)); - m->last->args->refcnt = 1; - } - n = m->last; - sz = (int)n->args->argc; - - (n->args->argc)++; + assert(n->args); + (n->args->argc)++; n->args->argv = xrealloc(n->args->argv, - n->args->argc * sizeof(struct mdoc_arg)); + n->args->argc * sizeof(struct mdoc_argv)); - n->args->argv[sz - 1].arg = MDOC_Width; - n->args->argv[sz - 1].line = m->last->line; - n->args->argv[sz - 1].pos = m->last->pos; - n->args->argv[sz - 1].sz = 1; - n->args->argv[sz - 1].value = xcalloc(1, sizeof(char *)); - n->args->argv[sz - 1].value[0] = xstrdup(buf); + n->args->argv[n->args->argc - 1].arg = MDOC_Width; + n->args->argv[n->args->argc - 1].line = m->last->line; + n->args->argv[n->args->argc - 1].pos = m->last->pos; + n->args->argv[n->args->argc - 1].sz = 1; + n->args->argv[n->args->argc - 1].value = xcalloc(1, sizeof(char *)); + n->args->argv[n->args->argc - 1].value[0] = xstrdup(buf); return(1); } @@ -548,14 +509,14 @@ post_bl_width(struct mdoc *m) char *p; if (NULL == m->last->args) - return(merr(m, ENOWIDTH)); + return(1); for (i = 0; i < (int)m->last->args->argc; i++) if (MDOC_Width == m->last->args->argv[i].arg) break; if (i == (int)m->last->args->argc) - return(merr(m, ENOWIDTH)); + return(1); p = m->last->args->argv[i].value[0]; |