diff options
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/Modules/termcap.c | 134 | ||||
| -rw-r--r-- | Src/Modules/termcap.mdd | 7 | ||||
| -rw-r--r-- | Src/Modules/terminfo.c | 226 | ||||
| -rw-r--r-- | Src/Modules/terminfo.mdd | 8 | ||||
| -rw-r--r-- | Src/builtin.c | 71 |
5 files changed, 375 insertions, 71 deletions
diff --git a/Src/Modules/termcap.c b/Src/Modules/termcap.c new file mode 100644 index 000000000..8f5f650f9 --- /dev/null +++ b/Src/Modules/termcap.c @@ -0,0 +1,134 @@ +/* + * termcap.c - termcap manipulation through curses + * + * This file is part of zsh, the Z shell. + * + * Copyright (c) 1992-1997 Paul Falstad + * All rights reserved. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and to distribute modified versions of this software for any + * purpose, provided that the above copyright notice and the following + * two paragraphs appear in all copies of this software. + * + * In no event shall Paul Falstad or the Zsh Development Group be liable + * to any party for direct, indirect, special, incidental, or consequential + * damages arising out of the use of this software and its documentation, + * even if Paul Falstad and the Zsh Development Group have been advised of + * the possibility of such damage. + * + * Paul Falstad and the Zsh Development Group specifically disclaim any + * warranties, including, but not limited to, the implied warranties of + * merchantability and fitness for a particular purpose. The software + * provided hereunder is on an "as is" basis, and Paul Falstad and the + * Zsh Development Group have no obligation to provide maintenance, + * support, updates, enhancements, or modifications. + * + */ + +#include "termcap.mdh" +#include "termcap.pro" + +/* echotc: output a termcap */ + +/**/ +int +bin_echotc(char *name, char **argv, char *ops, int func) +{ + char *s, buf[2048], *t, *u; + int num, argct; + + s = *argv++; + if (termflags & TERM_BAD) + return 1; + if ((termflags & TERM_UNKNOWN) && (isset(INTERACTIVE) || !init_term())) + return 1; + /* if the specified termcap has a numeric value, display it */ + if ((num = tgetnum(s)) != -1) { + printf("%d\n", num); + return 0; + } + /* if the specified termcap is boolean, and set, say so * + * ncurses can tell if an existing boolean capability is * + * off so in this case we print "no". */ +#if !defined(NCURSES_VERSION) || !defined(COLOR_PAIR) + if (tgetflag(s) > 0) { + puts("yes"); + return (0); + } +#else /* NCURSES_VERSION && COLOR_PAIR */ + switch (tgetflag(s)) { + case -1: + break; + case 0: + puts("no"); + return 0; + default: + puts("yes"); + return 0; + } +#endif /* NCURSES_VERSION && COLOR_PAIR */ + /* get a string-type capability */ + u = buf; + t = tgetstr(s, &u); + if (!t || !*t) { + /* capability doesn't exist, or (if boolean) is off */ + zwarnnam(name, "no such capability: %s", s, 0); + return 1; + } + /* count the number of arguments required */ + for (argct = 0, u = t; *u; u++) + if (*u == '%') { + if (u++, (*u == 'd' || *u == '2' || *u == '3' || *u == '.' || + *u == '+')) + argct++; + } + /* check that the number of arguments provided is correct */ + if (arrlen(argv) != argct) { + zwarnnam(name, (arrlen(argv) < argct) ? "not enough arguments" : + "too many arguments", NULL, 0); + return 1; + } + /* output string, through the proper termcap functions */ + if (!argct) + tputs(t, 1, putraw); + else { + num = (argv[1]) ? atoi(argv[1]) : atoi(*argv); + tputs(tgoto(t, atoi(*argv), num), num, putraw); + } + return 0; +} + +static struct builtin bintab[] = { + BUILTIN("echotc", 0, bin_echotc, 1, -1, 0, NULL, NULL), +}; + +/**/ +int +setup_(Module m) +{ + return 0; +} + +/**/ +int +boot_(Module m) +{ + return !addbuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab)); +} + +/**/ +int +cleanup_(Module m) +{ + deletebuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab)); + return 0; +} + +/**/ +int +finish_(Module m) +{ + return 0; +} diff --git a/Src/Modules/termcap.mdd b/Src/Modules/termcap.mdd new file mode 100644 index 000000000..5f88a9662 --- /dev/null +++ b/Src/Modules/termcap.mdd @@ -0,0 +1,7 @@ +name=zsh/termcap +link=either +load=yes + +autobins="echotc" + +objects="termcap.o" diff --git a/Src/Modules/terminfo.c b/Src/Modules/terminfo.c new file mode 100644 index 000000000..3ad8a8a27 --- /dev/null +++ b/Src/Modules/terminfo.c @@ -0,0 +1,226 @@ +/* + * terminfo.c - parameter interface to terminfo via curses + * + * This file is part of zsh, the Z shell. + * + * Copyright (c) 2000 Sven Wishnowsky, Clint Adams + * All rights reserved. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and to distribute modified versions of this software for any + * purpose, provided that the above copyright notice and the following + * two paragraphs appear in all copies of this software. + * + * In no event shall Sven Wishnowsky, Clint Adams or the Zsh Development Group + * be liable to any party for direct, indirect, special, incidental, or + * consequential damages arising out of the use of this software and its + * documentation, even if Sven Wishnowsky, Clint Adams and the Zsh + * Development Group have been advised of the possibility of such damage. + * + * Sven Wishnowsky, Clint Adams and the Zsh Development Group specifically + * disclaim any warranties, including, but not limited to, the implied + * warranties of merchantability and fitness for a particular purpose. + * The software provided hereunder is on an "as is" basis, and Sven + * Wishnowsky, Clint Adams and the Zsh Development Group have no obligation + * to provide maintenance, support, updates, enhancements, or modifications. + * + */ + +#include "terminfo.mdh" +#include "terminfo.pro" + +static char terminfo_nam[] = "terminfo"; +static Param terminfo_pm; + +/* echoti: output a terminfo capability */ + +/**/ +int +bin_echoti(char *name, char **argv, char *ops, int func) +{ + char *s, buf[2048], *t, *u; + int num, argct; + + s = *argv++; + if (termflags & TERM_BAD) + return 1; + if ((termflags & TERM_UNKNOWN) && (isset(INTERACTIVE) || !init_term())) + return 1; + /* if the specified capability has a numeric value, display it */ + if (((num = tigetnum(s)) != -1) && (num != -2)) { + printf("%d\n", num); + return 0; +} + +switch (tigetflag(s)) { + case -1: + break; + case 0: + puts("no"); + return 0; + default: + puts("yes"); + return 0; +} + +/* get a string-type capability */ +t = tigetstr(s); +if (!t || !*t) { + /* capability doesn't exist, or (if boolean) is off */ + zwarnnam(name, "no such terminfo capability: %s", s, 0); + return 1; +} + +printf("%s", t); +return 0; +} + +static struct builtin bintab[] = { +BUILTIN("echoti", 0, bin_echoti, 1, -1, 0, NULL, NULL), + }; + +/* This says if we are cleaning up when the module is unloaded. */ + +static int incleanup; + +/* Empty dummy function for special hash parameters. */ + +/**/ +static void +shempty(void) +{ +} + +/* Create a simple special hash parameter. */ + +/**/ +static Param +createtihash() +{ + Param pm; + HashTable ht; + + unsetparam(terminfo_nam); + + if (!(pm = createparam(terminfo_nam, PM_SPECIAL|PM_HIDE|PM_HIDEVAL| + PM_REMOVABLE|PM_HASHED))) + return NULL; + + pm->level = pm->old ? locallevel : 0; + pm->gets.hfn = hashgetfn; + pm->sets.hfn = hashsetfn; + pm->unsetfn = stdunsetfn; + pm->u.hash = ht = newhashtable(7, terminfo_nam, NULL); + + ht->hash = hasher; + ht->emptytable = (TableFunc) shempty; + ht->filltable = NULL; + ht->addnode = (AddNodeFunc) shempty; + ht->getnode = ht->getnode2 = getterminfo; + ht->removenode = (RemoveNodeFunc) shempty; + ht->disablenode = NULL; + ht->enablenode = NULL; + ht->freenode = (FreeNodeFunc) shempty; + ht->printnode = printparamnode; + ht->scantab = scanterminfo; + + return (terminfo_pm = pm); +} + +/**/ +static HashNode +getterminfo(HashTable ht, char *name) +{ + int len, num; + char *tistr; + Param pm = NULL; + + if (termflags & TERM_BAD) + return 1; + if ((termflags & TERM_UNKNOWN) && (isset(INTERACTIVE) || !init_term())) + return 1; + + unmetafy(name, &len); + + pm = (Param) zhalloc(sizeof(struct param)); + pm->nam = dupstring(name); + pm->flags = PM_READONLY; + pm->sets.cfn = NULL; + pm->gets.cfn = strgetfn; + pm->unsetfn = NULL; + pm->ct = 0; + pm->env = NULL; + pm->ename = NULL; + pm->old = NULL; + pm->level = 0; + + if (((num = tigetnum(name)) != -1) && (num != -2)) { + pm->u.val = num; + pm->flags |= PM_INTEGER; + } + else if ((num = tigetflag(name)) != -1) { + pm->u.str = num ? dupstring("yes") : dupstring("no"); + pm->flags |= PM_SCALAR; + } + else if ((tistr = tigetstr(name)) != NULL) + { + pm->u.str = dupstring(tistr); + pm->flags |= PM_SCALAR; + } + else + { + zwarn("no such capability: %s", name, 0); + pm->u.str = dupstring(""); + pm->flags |= PM_UNSET; + } + return (HashNode) pm; + +} + +/**/ +static void +scanterminfo(HashTable ht, ScanFunc func, int flags) +{ +return 0; +} + +/**/ +int +setup_(Module m) +{ + incleanup = 0; + + return 0; +} + +/**/ +int +boot_(Module m) +{ + return !createtihash() || !addbuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab)); +} + +/**/ +int +cleanup_(Module m) +{ + Param pm; + + incleanup = 1; + + if ((pm = (Param) paramtab->getnode(paramtab, terminfo_nam)) && + pm == terminfo_pm) { + pm->flags &= ~PM_READONLY; + unsetparam_pm(pm, 0, 1); + } + deletebuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab)); + return 0; +} + +/**/ +int +finish_(Module m) +{ + return 0; +} diff --git a/Src/Modules/terminfo.mdd b/Src/Modules/terminfo.mdd new file mode 100644 index 000000000..cb628dd30 --- /dev/null +++ b/Src/Modules/terminfo.mdd @@ -0,0 +1,8 @@ +name=zsh/terminfo +link=either +load=yes + +autobins="echoti" +autoparams="terminfo" + +objects="terminfo.o" diff --git a/Src/builtin.c b/Src/builtin.c index d1cea8393..16e5caca7 100644 --- a/Src/builtin.c +++ b/Src/builtin.c @@ -55,7 +55,6 @@ static struct builtin builtins[] = BUILTIN("disable", 0, bin_enable, 0, -1, BIN_DISABLE, "afmr", NULL), BUILTIN("disown", 0, bin_fg, 0, -1, BIN_DISOWN, NULL, NULL), BUILTIN("echo", BINF_PRINTOPTS | BINF_ECHOPTS, bin_print, 0, -1, BIN_ECHO, "neE", "-"), - BUILTIN("echotc", 0, bin_echotc, 1, -1, 0, NULL, NULL), BUILTIN("emulate", 0, bin_emulate, 1, 1, 0, "LR", NULL), BUILTIN("enable", 0, bin_enable, 0, -1, BIN_ENABLE, "afmr", NULL), BUILTIN("eval", BINF_PSPECIAL, bin_eval, 0, -1, BIN_EVAL, NULL, NULL), @@ -2899,76 +2898,6 @@ bin_print(char *name, char **args, char *ops, int func) return 0; } -/* echotc: output a termcap */ - -/**/ -int -bin_echotc(char *name, char **argv, char *ops, int func) -{ - char *s, buf[2048], *t, *u; - int num, argct; - - s = *argv++; - if (termflags & TERM_BAD) - return 1; - if ((termflags & TERM_UNKNOWN) && (isset(INTERACTIVE) || !init_term())) - return 1; - /* if the specified termcap has a numeric value, display it */ - if ((num = tgetnum(s)) != -1) { - printf("%d\n", num); - return 0; - } - /* if the specified termcap is boolean, and set, say so * - * ncurses can tell if an existing boolean capability is * - * off so in this case we print "no". */ -#if !defined(NCURSES_VERSION) || !defined(COLOR_PAIR) - if (tgetflag(s) > 0) { - puts("yes"); - return (0); - } -#else /* NCURSES_VERSION && COLOR_PAIR */ - switch (tgetflag(s)) { - case -1: - break; - case 0: - puts("no"); - return 0; - default: - puts("yes"); - return 0; - } -#endif /* NCURSES_VERSION && COLOR_PAIR */ - /* get a string-type capability */ - u = buf; - t = tgetstr(s, &u); - if (!t || !*t) { - /* capability doesn't exist, or (if boolean) is off */ - zwarnnam(name, "no such capability: %s", s, 0); - return 1; - } - /* count the number of arguments required */ - for (argct = 0, u = t; *u; u++) - if (*u == '%') { - if (u++, (*u == 'd' || *u == '2' || *u == '3' || *u == '.' || - *u == '+')) - argct++; - } - /* check that the number of arguments provided is correct */ - if (arrlen(argv) != argct) { - zwarnnam(name, (arrlen(argv) < argct) ? "not enough arguments" : - "too many arguments", NULL, 0); - return 1; - } - /* output string, through the proper termcap functions */ - if (!argct) - tputs(t, 1, putraw); - else { - num = (argv[1]) ? atoi(argv[1]) : atoi(*argv); - tputs(tgoto(t, atoi(*argv), num), num, putraw); - } - return 0; -} - /* shift builtin */ /**/ |