diff options
| author |   Ingo Schwarze <schwarze@openbsd.org> | 2018-08-18 02:08:27 +0000 |
|---|---|---|
| committer | Ingo Schwarze <schwarze@openbsd.org> | 2018-08-18 02:08:27 +0000 |
| commit | 0528debcf5b631def54405f2a163df53d1a9d2c8 (patch) | |
| tree | 9e033e7adce6bb4a111338f24a7d72d46a7fae5b /man_term.c | |
| parent | de2a1122a661dd4bd4004854891d44e87d63c6c2 (diff) | |
| download | mandoc-0528debcf5b631def54405f2a163df53d1a9d2c8.tar.gz mandoc-0528debcf5b631def54405f2a163df53d1a9d2c8.tar.zst mandoc-0528debcf5b631def54405f2a163df53d1a9d2c8.zip | |
implement the GNU man-ext .SY/.YS (synopsis block) macro in man(7),
used in most manual pages of the groff package
Diffstat (limited to 'man_term.c')
| -rw-r--r-- | man_term.c | 62 |
1 files changed, 61 insertions, 1 deletions
@@ -1,4 +1,4 @@ -/* $Id: man_term.c,v 1.214 2018/08/17 20:33:37 schwarze Exp $ */ +/* $Id: man_term.c,v 1.215 2018/08/18 02:08:27 schwarze Exp $ */ /* * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org> @@ -78,6 +78,7 @@ static int pre_PP(DECL_ARGS); static int pre_RS(DECL_ARGS); static int pre_SH(DECL_ARGS); static int pre_SS(DECL_ARGS); +static int pre_SY(DECL_ARGS); static int pre_TP(DECL_ARGS); static int pre_UR(DECL_ARGS); static int pre_alternate(DECL_ARGS); @@ -90,6 +91,7 @@ static void post_HP(DECL_ARGS); static void post_RS(DECL_ARGS); static void post_SH(DECL_ARGS); static void post_SS(DECL_ARGS); +static void post_SY(DECL_ARGS); static void post_TP(DECL_ARGS); static void post_UR(DECL_ARGS); @@ -124,6 +126,8 @@ static const struct man_term_act man_term_acts[MAN_MAX - MAN_TH] = { { pre_PD, NULL, MAN_NOTEXT }, /* PD */ { pre_ign, NULL, 0 }, /* AT */ { pre_in, NULL, MAN_NOTEXT }, /* in */ + { pre_SY, post_SY, 0 }, /* SY */ + { NULL, NULL, 0 }, /* YS */ { pre_OP, NULL, 0 }, /* OP */ { pre_literal, NULL, 0 }, /* EX */ { pre_literal, NULL, 0 }, /* EE */ @@ -849,6 +853,62 @@ post_RS(DECL_ARGS) } static int +pre_SY(DECL_ARGS) +{ + const struct roff_node *nn; + int len; + + switch (n->type) { + case ROFFT_BLOCK: + print_bvspace(p, n, mt->pardist); + return 1; + case ROFFT_HEAD: + case ROFFT_BODY: + break; + default: + abort(); + } + + nn = n->parent->head->child; + len = nn == NULL ? 0 : term_strlen(p, nn->string) + 1; + + switch (n->type) { + case ROFFT_HEAD: + p->tcol->offset = mt->offset; + p->tcol->rmargin = mt->offset + len; + p->flags |= TERMP_NOBREAK; + term_fontrepl(p, TERMFONT_BOLD); + break; + case ROFFT_BODY: + mt->lmargin[mt->lmargincur] = len; + p->tcol->offset = mt->offset + len; + p->tcol->rmargin = p->maxrmargin; + p->flags |= TERMP_NOSPACE; + break; + default: + abort(); + } + return 1; +} + +static void +post_SY(DECL_ARGS) +{ + switch (n->type) { + case ROFFT_HEAD: + term_flushln(p); + p->flags &= ~TERMP_NOBREAK; + break; + case ROFFT_BODY: + term_newln(p); + p->tcol->offset = mt->offset; + break; + default: + break; + } +} + +static int pre_UR(DECL_ARGS) { |