diff options
Diffstat (limited to 'term.c')
| -rw-r--r-- | term.c | 70 |
1 files changed, 27 insertions, 43 deletions
@@ -1,4 +1,4 @@ -/* $Id: term.c,v 1.247 2015/04/04 17:47:18 schwarze Exp $ */ +/* $Id: term.c,v 1.248 2015/04/29 18:35:00 schwarze Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010-2015 Ingo Schwarze <schwarze@openbsd.org> @@ -265,6 +265,7 @@ term_flushln(struct termp *p) p->col = 0; p->overstep = 0; + p->flags &= ~(TERMP_BACKAFTER | TERMP_BACKBEFORE); if ( ! (TERMP_NOBREAK & p->flags)) { p->viscol = 0; @@ -417,11 +418,6 @@ term_word(struct termp *p, const char *word) while ('\0' != *word) { if ('\\' != *word) { - if (TERMP_SKIPCHAR & p->flags) { - p->flags &= ~TERMP_SKIPCHAR; - word++; - continue; - } if (TERMP_NBRWORD & p->flags) { if (' ' == *word) { encode(p, nbrsp, 1); @@ -480,13 +476,13 @@ term_word(struct termp *p, const char *word) term_fontlast(p); continue; case ESCAPE_NOSPACE: - if (TERMP_SKIPCHAR & p->flags) - p->flags &= ~TERMP_SKIPCHAR; - else if ('\0' == *word) + if (p->flags & TERMP_BACKAFTER) + p->flags &= ~TERMP_BACKAFTER; + else if (*word == '\0') p->flags |= (TERMP_NOSPACE | TERMP_NONEWLINE); continue; case ESCAPE_SKIPCHAR: - p->flags |= TERMP_SKIPCHAR; + p->flags |= TERMP_BACKAFTER; continue; case ESCAPE_OVERSTRIKE: cp = seq + sz; @@ -496,9 +492,14 @@ term_word(struct termp *p, const char *word) continue; } encode1(p, *seq++); - if (seq < cp) - encode(p, "\b", 1); + if (seq < cp) { + if (p->flags & TERMP_BACKBEFORE) + p->flags |= TERMP_BACKAFTER; + else + p->flags |= TERMP_BACKBEFORE; + } } + continue; default: continue; } @@ -553,16 +554,16 @@ encode1(struct termp *p, int c) { enum termfont f; - if (TERMP_SKIPCHAR & p->flags) { - p->flags &= ~TERMP_SKIPCHAR; - return; - } + if (p->col + 7 >= p->maxcols) + adjbuf(p, p->col + 7); - if (p->col + 6 >= p->maxcols) - adjbuf(p, p->col + 6); - - f = p->fontq[p->fonti]; + f = (c == ASCII_HYPH || isgraph(c)) ? + p->fontq[p->fonti] : TERMFONT_NONE; + if (p->flags & TERMP_BACKBEFORE) { + p->buf[p->col++] = 8; + p->flags &= ~TERMP_BACKBEFORE; + } if (TERMFONT_UNDER == f || TERMFONT_BI == f) { p->buf[p->col++] = '_'; p->buf[p->col++] = 8; @@ -575,6 +576,10 @@ encode1(struct termp *p, int c) p->buf[p->col++] = 8; } p->buf[p->col++] = c; + if (p->flags & TERMP_BACKAFTER) { + p->flags |= TERMP_BACKBEFORE; + p->flags &= ~TERMP_BACKAFTER; + } } static void @@ -582,29 +587,8 @@ encode(struct termp *p, const char *word, size_t sz) { size_t i; - if (TERMP_SKIPCHAR & p->flags) { - p->flags &= ~TERMP_SKIPCHAR; - return; - } - - /* - * Encode and buffer a string of characters. If the current - * font mode is unset, buffer directly, else encode then buffer - * character by character. - */ - - if (p->fontq[p->fonti] == TERMFONT_NONE) { - if (p->col + sz >= p->maxcols) - adjbuf(p, p->col + sz); - for (i = 0; i < sz; i++) - p->buf[p->col++] = word[i]; - return; - } - - /* Pre-buffer, assuming worst-case. */ - - if (p->col + 1 + (sz * 5) >= p->maxcols) - adjbuf(p, p->col + 1 + (sz * 5)); + if (p->col + 2 + (sz * 5) >= p->maxcols) + adjbuf(p, p->col + 2 + (sz * 5)); for (i = 0; i < sz; i++) { if (ASCII_HYPH == word[i] || |