diff options
Diffstat (limited to 'terminal.c')
| -rw-r--r-- | terminal.c | 319 |
1 files changed, 11 insertions, 308 deletions
@@ -23,21 +23,21 @@ #include <string.h> #include "term.h" +#include "man.h" +#include "mdoc.h" #ifdef __linux__ extern size_t strlcpy(char *, const char *, size_t); extern size_t strlcat(char *, const char *, size_t); #endif +extern int man_run(struct termp *, + const struct man *); +extern int mdoc_run(struct termp *, + const struct mdoc *); + static struct termp *term_alloc(enum termenc); static void term_free(struct termp *); -static void term_body(struct termp *, struct termpair *, - const struct mdoc_meta *, - const struct mdoc_node *); -static void term_head(struct termp *, - const struct mdoc_meta *); -static void term_foot(struct termp *, - const struct mdoc_meta *); static void term_pword(struct termp *, const char *, int); static void term_pescape(struct termp *, const char *, int *, int); @@ -48,7 +48,6 @@ static void term_stringa(struct termp *, const char *, size_t); static int term_isopendelim(const char *, int); static int term_isclosedelim(const char *, int); -static void sanity(const struct mdoc_node *); /* XXX */ void * @@ -65,17 +64,15 @@ terminal_run(void *arg, const struct man *man, { struct termp *p; - if (NULL == mdoc) - return(1); - p = (struct termp *)arg; if (NULL == p->symtab) p->symtab = term_ascii2htab(); - term_head(p, mdoc_meta(mdoc)); - term_body(p, NULL, mdoc_meta(mdoc), mdoc_node(mdoc)); - term_foot(p, mdoc_meta(mdoc)); + if (man) + return(man_run(p, man)); + if (mdoc) + return(mdoc_run(p, mdoc)); return(1); } @@ -403,191 +400,6 @@ term_word(struct termp *p, const char *word) } -static void -term_body(struct termp *p, struct termpair *ppair, - const struct mdoc_meta *meta, - const struct mdoc_node *node) -{ - - term_node(p, ppair, meta, node); - if (node->next) - term_body(p, ppair, meta, node->next); -} - - -/* - * This is the main function for printing out nodes. It's constituted - * of PRE and POST functions, which correspond to prefix and infix - * processing. The termpair structure allows data to persist between - * prefix and postfix invocations. - */ -void -term_node(struct termp *p, struct termpair *ppair, - const struct mdoc_meta *meta, - const struct mdoc_node *node) -{ - int dochild; - struct termpair pair; - - /* Some quick sanity-checking. */ - - sanity(node); - - /* Pre-processing. */ - - dochild = 1; - pair.ppair = ppair; - pair.type = 0; - pair.offset = pair.rmargin = 0; - pair.flag = 0; - pair.count = 0; - - if (MDOC_TEXT != node->type) { - if (termacts[node->tok].pre) - if ( ! (*termacts[node->tok].pre)(p, &pair, meta, node)) - dochild = 0; - } else /* MDOC_TEXT == node->type */ - term_word(p, node->string); - - /* Children. */ - - if (TERMPAIR_FLAG & pair.type) - p->flags |= pair.flag; - - if (dochild && node->child) - term_body(p, &pair, meta, node->child); - - if (TERMPAIR_FLAG & pair.type) - p->flags &= ~pair.flag; - - /* Post-processing. */ - - if (MDOC_TEXT != node->type) - if (termacts[node->tok].post) - (*termacts[node->tok].post)(p, &pair, meta, node); -} - - -static void -term_foot(struct termp *p, const struct mdoc_meta *meta) -{ - struct tm *tm; - char *buf, *os; - - if (NULL == (buf = malloc(p->rmargin))) - err(1, "malloc"); - if (NULL == (os = malloc(p->rmargin))) - err(1, "malloc"); - - tm = localtime(&meta->date); - -#ifdef __OpenBSD__ - if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm)) -#else - if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm)) -#endif - err(1, "strftime"); - - (void)strlcpy(os, meta->os, p->rmargin); - - /* - * This is /slightly/ different from regular groff output - * because we don't have page numbers. Print the following: - * - * OS MDOCDATE - */ - - term_vspace(p); - - p->flags |= TERMP_NOSPACE | TERMP_NOBREAK; - p->rmargin = p->maxrmargin - strlen(buf); - p->offset = 0; - - term_word(p, os); - term_flushln(p); - - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; - p->offset = p->rmargin; - p->rmargin = p->maxrmargin; - p->flags &= ~TERMP_NOBREAK; - - term_word(p, buf); - term_flushln(p); - - free(buf); - free(os); -} - - -static void -term_head(struct termp *p, const struct mdoc_meta *meta) -{ - char *buf, *title; - - p->rmargin = p->maxrmargin; - p->offset = 0; - - if (NULL == (buf = malloc(p->rmargin))) - err(1, "malloc"); - if (NULL == (title = malloc(p->rmargin))) - err(1, "malloc"); - - /* - * The header is strange. It has three components, which are - * really two with the first duplicated. It goes like this: - * - * IDENTIFIER TITLE IDENTIFIER - * - * The IDENTIFIER is NAME(SECTION), which is the command-name - * (if given, or "unknown" if not) followed by the manual page - * section. These are given in `Dt'. The TITLE is a free-form - * string depending on the manual volume. If not specified, it - * switches on the manual section. - */ - - assert(meta->vol); - (void)strlcpy(buf, meta->vol, p->rmargin); - - if (meta->arch) { - (void)strlcat(buf, " (", p->rmargin); - (void)strlcat(buf, meta->arch, p->rmargin); - (void)strlcat(buf, ")", p->rmargin); - } - - (void)snprintf(title, p->rmargin, "%s(%d)", - meta->title, meta->msec); - - p->offset = 0; - p->rmargin = (p->maxrmargin - strlen(buf)) / 2; - p->flags |= TERMP_NOBREAK | TERMP_NOSPACE; - - term_word(p, title); - term_flushln(p); - - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; - p->offset = p->rmargin; - p->rmargin = p->maxrmargin - strlen(title); - - term_word(p, buf); - term_flushln(p); - - p->offset = p->rmargin; - p->rmargin = p->maxrmargin; - p->flags &= ~TERMP_NOBREAK; - p->flags |= TERMP_NOLPAD | TERMP_NOSPACE; - - term_word(p, title); - term_flushln(p); - - p->rmargin = p->maxrmargin; - p->offset = 0; - p->flags &= ~TERMP_NOSPACE; - - free(title); - free(buf); -} - - /* * Determine the symbol indicated by an escape sequences, that is, one * starting with a backslash. Once done, we pass this value into the @@ -765,112 +577,3 @@ term_chara(struct termp *p, char c) p->buf[(int)(p->col)++] = c; } - -static void -sanity(const struct mdoc_node *n) -{ - - switch (n->type) { - case (MDOC_TEXT): - if (n->child) - errx(1, "regular form violated (1)"); - if (NULL == n->parent) - errx(1, "regular form violated (2)"); - if (NULL == n->string) - errx(1, "regular form violated (3)"); - switch (n->parent->type) { - case (MDOC_TEXT): - /* FALLTHROUGH */ - case (MDOC_ROOT): - errx(1, "regular form violated (4)"); - /* NOTREACHED */ - default: - break; - } - break; - case (MDOC_ELEM): - if (NULL == n->parent) - errx(1, "regular form violated (5)"); - switch (n->parent->type) { - case (MDOC_TAIL): - /* FALLTHROUGH */ - case (MDOC_BODY): - /* FALLTHROUGH */ - case (MDOC_HEAD): - break; - default: - errx(1, "regular form violated (6)"); - /* NOTREACHED */ - } - if (n->child) switch (n->child->type) { - case (MDOC_TEXT): - break; - default: - errx(1, "regular form violated (7("); - /* NOTREACHED */ - } - break; - case (MDOC_HEAD): - /* FALLTHROUGH */ - case (MDOC_BODY): - /* FALLTHROUGH */ - case (MDOC_TAIL): - if (NULL == n->parent) - errx(1, "regular form violated (8)"); - if (MDOC_BLOCK != n->parent->type) - errx(1, "regular form violated (9)"); - if (n->child) switch (n->child->type) { - case (MDOC_BLOCK): - /* FALLTHROUGH */ - case (MDOC_ELEM): - /* FALLTHROUGH */ - case (MDOC_TEXT): - break; - default: - errx(1, "regular form violated (a)"); - /* NOTREACHED */ - } - break; - case (MDOC_BLOCK): - if (NULL == n->parent) - errx(1, "regular form violated (b)"); - if (NULL == n->child) - errx(1, "regular form violated (c)"); - switch (n->parent->type) { - case (MDOC_ROOT): - /* FALLTHROUGH */ - case (MDOC_HEAD): - /* FALLTHROUGH */ - case (MDOC_BODY): - /* FALLTHROUGH */ - case (MDOC_TAIL): - break; - default: - errx(1, "regular form violated (d)"); - /* NOTREACHED */ - } - switch (n->child->type) { - case (MDOC_ROOT): - /* FALLTHROUGH */ - case (MDOC_ELEM): - errx(1, "regular form violated (e)"); - /* NOTREACHED */ - default: - break; - } - break; - case (MDOC_ROOT): - if (n->parent) - errx(1, "regular form violated (f)"); - if (NULL == n->child) - errx(1, "regular form violated (10)"); - switch (n->child->type) { - case (MDOC_BLOCK): - break; - default: - errx(1, "regular form violated (11)"); - /* NOTREACHED */ - } - break; - } -} |