mirrors/zsh
1
0
Fork 0
mirror of git://git.code.sf.net/p/zsh/code synced 2025-10-30 17:50:58 +01:00
Code Releases Activity
zsh/Src/Modules/terminfo.c

394 lines
12 KiB
C
Raw Blame History

/*
* 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.
*
*/
#define USES_TERM_H 1
#include "terminfo.mdh"
#if defined(HAVE_TIGETFLAG) && defined(HAVE_CURSES_H)
# define USE_TERMINFO_MODULE 1
#else
# undef USE_TERMINFO_MODULE
#endif
#include "terminfo.pro"
static char terminfo_nam[] = "terminfo";
/**/
#ifdef USE_TERMINFO_MODULE
/* The following two undefs are needed for Solaris 2.6 */
# ifdef VINTR
# undef VINTR
# endif
# ifdef offsetof
# undef offsetof
# endif
# include <curses.h>
# ifdef HAVE_TERM_H
# include <term.h>
# endif
static Param terminfo_pm;
/* echoti: output a terminfo capability */
/**/
static int
bin_echoti(char *name, char **argv, UNUSED(Options ops), UNUSED(int func))
{
char *s, *t, **u;
int arg, num, strarg = 0;
long pars[] = {0, 0, 0, 0, 0, 0, 0, 0, 0};
char *strcap[] = { "pfkey", "pfloc", "pfx", "pln", "pfxl", NULL };
s = *argv++;
/* This depends on the termcap stuff in init.c */
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 = (char *)tigetstr(s);
if (!t || t == (char *)-1 || !*t) {
/* capability doesn't exist, or (if boolean) is off */
zwarnnam(name, "no such terminfo capability: %s", s);
return 1;
}
/* check that the number of arguments provided is not too high */
if (arrlen(argv) > 9) {
zwarnnam(name, "too many arguments");
return 1;
}
/* check if we have a capability taking non-integers for parameters */
for (u = strcap; *u && !strarg; u++)
strarg = !strcmp(s, *u);
/* get the arguments */
for (arg=0; argv[arg]; arg++) {
if (strarg && arg > 0)
pars[arg] = (long) argv[arg];
else
pars[arg] = atoi(argv[arg]);
}
/* output string, through the proper termcap functions */
if (!arg)
putp(t);
else {
putp(tparm(t, pars[0], pars[1], pars[2], pars[3], pars[4],
pars[5], pars[6], pars[7], pars[8]));
}
return 0;
}
/**/
#else /* !USE_TERMINFO_MODULE */
#define bin_echoti bin_notavail
/**/
#endif /* !USE_TERMINFO_MODULE */
static struct builtin bintab[] = {
BUILTIN("echoti", 0, bin_echoti, 1, -1, 0, NULL, NULL),
};
/**/
#ifdef USE_TERMINFO_MODULE
/* 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->gsu.h = &stdhash_gsu;
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(UNUSED(HashTable ht), char *name)
{
int len, num;
char *tistr;
Param pm = NULL;
/* This depends on the termcap stuff in init.c */
if (termflags & TERM_BAD)
return NULL;
if ((termflags & TERM_UNKNOWN) && (isset(INTERACTIVE) || !init_term()))
return NULL;
unmetafy(name, &len);
pm = (Param) hcalloc(sizeof(struct param));
pm->node.nam = dupstring(name);
pm->node.flags = PM_READONLY;
if (((num = tigetnum(name)) != -1) && (num != -2)) {
pm->u.val = num;
pm->node.flags |= PM_INTEGER;
pm->gsu.i = &nullsetinteger_gsu;
} else if ((num = tigetflag(name)) != -1) {
pm->u.str = num ? dupstring("yes") : dupstring("no");
pm->node.flags |= PM_SCALAR;
pm->gsu.s = &nullsetscalar_gsu;
} else if ((tistr = (char *)tigetstr(name)) != NULL && tistr != (char *)-1) {
pm->u.str = dupstring(tistr);
pm->node.flags |= PM_SCALAR;
pm->gsu.s = &nullsetscalar_gsu;
} else {
/* zwarn("no such capability: %s", name); */
pm->u.str = dupstring("");
pm->node.flags |= PM_UNSET;
pm->gsu.s = &nullsetscalar_gsu;
}
return &pm->node;
}
/**/
static void
scanterminfo(UNUSED(HashTable ht), ScanFunc func, int flags)
{
Param pm = NULL;
int num;
char **capname, *tistr;
#ifndef HAVE_BOOLNAMES
static char *boolnames[] = {
"bw", "am", "bce", "ccc", "xhp", "xhpa", "cpix", "crxm", "xt", "xenl",
"eo", "gn", "hc", "chts", "km", "daisy", "hs", "hls", "in", "lpix",
"da", "db", "mir", "msgr", "nxon", "xsb", "npc", "ndscr", "nrrmc",
"os", "mc5i", "xvpa", "sam", "eslok", "hz", "ul", "xon", NULL};
#endif
#ifndef HAVE_NUMNAMES
static char *numnames[] = {
"cols", "it", "lh", "lw", "lines", "lm", "xmc", "ma", "colors",
"pairs", "wnum", "ncv", "nlab", "pb", "vt", "wsl", "bitwin",
"bitype", "bufsz", "btns", "spinh", "spinv", "maddr", "mjump",
"mcs", "mls", "npins", "orc", "orhi", "orl", "orvi", "cps", "widcs",
NULL};
#endif
#ifndef HAVE_STRNAMES
static char *strnames[] = {
"acsc", "cbt", "bel", "cr", "cpi", "lpi", "chr", "cvr", "csr", "rmp",
"tbc", "mgc", "clear", "el1", "el", "ed", "hpa", "cmdch", "cwin",
"cup", "cud1", "home", "civis", "cub1", "mrcup", "cnorm", "cuf1",
"ll", "cuu1", "cvvis", "defc", "dch1", "dl1", "dial", "dsl", "dclk",
"hd", "enacs", "smacs", "smam", "blink", "bold", "smcup", "smdc",
"dim", "swidm", "sdrfq", "smir", "sitm", "slm", "smicm", "snlq",
"snrmq", "prot", "rev", "invis", "sshm", "smso", "ssubm", "ssupm",
"smul", "sum", "smxon", "ech", "rmacs", "rmam", "sgr0", "rmcup",
"rmdc", "rwidm", "rmir", "ritm", "rlm", "rmicm", "rshm", "rmso",
"rsubm", "rsupm", "rmul", "rum", "rmxon", "pause", "hook", "flash",
"ff", "fsl", "wingo", "hup", "is1", "is2", "is3", "if", "iprog",
"initc", "initp", "ich1", "il1", "ip", "ka1", "ka3", "kb2", "kbs",
"kbeg", "kcbt", "kc1", "kc3", "kcan", "ktbc", "kclr", "kclo", "kcmd",
"kcpy", "kcrt", "kctab", "kdch1", "kdl1", "kcud1", "krmir", "kend",
"kent", "kel", "ked", "kext", "kf0", "kf1", "kf10", "kf11", "kf12",
"kf13", "kf14", "kf15", "kf16", "kf17", "kf18", "kf19", "kf2",
"kf20", "kf21", "kf22", "kf23", "kf24", "kf25", "kf26", "kf27",
"kf28", "kf29", "kf3", "kf30", "kf31", "kf32", "kf33", "kf34",
"kf35", "kf36", "kf37", "kf38", "kf39", "kf4", "kf40", "kf41",
"kf42", "kf43", "kf44", "kf45", "kf46", "kf47", "kf48", "kf49",
"kf5", "kf50", "kf51", "kf52", "kf53", "kf54", "kf55", "kf56",
"kf57", "kf58", "kf59", "kf6", "kf60", "kf61", "kf62", "kf63",
"kf7", "kf8", "kf9", "kfnd", "khlp", "khome", "kich1", "kil1",
"kcub1", "kll", "kmrk", "kmsg", "kmov", "knxt", "knp", "kopn",
"kopt", "kpp", "kprv", "kprt", "krdo", "kref", "krfr", "krpl",
"krst", "kres", "kcuf1", "ksav", "kBEG", "kCAN", "kCMD", "kCPY",
"kCRT", "kDC", "kDL", "kslt", "kEND", "kEOL", "kEXT", "kind",
"kFND", "kHLP", "kHOM", "kIC", "kLFT", "kMSG", "kMOV", "kNXT",
"kOPT", "kPRV", "kPRT", "kri", "kRDO", "kRPL", "kRIT", "kRES",
"kSAV", "kSPD", "khts", "kUND", "kspd", "kund", "kcuu1", "rmkx",
"smkx", "lf0", "lf1", "lf10", "lf2", "lf3", "lf4", "lf5", "lf6",
"lf7", "lf8", "lf9", "fln", "rmln", "smln", "rmm", "smm", "mhpa",
"mcud1", "mcub1", "mcuf1", "mvpa", "mcuu1", "nel", "porder", "oc",
"op", "pad", "dch", "dl", "cud", "mcud", "ich", "indn", "il", "cub",
"mcub", "cuf", "mcuf", "rin", "cuu", "mcuu", "pfkey", "pfloc",
"pfx", "pln", "mc0", "mc5p", "mc4", "mc5", "pulse", "qdial",
"rmclk", "rep", "rfi", "rs1", "rs2", "rs3", "rf", "rc", "vpa",
"sc", "ind", "ri", "scs", "sgr", "setb", "smgb", "smgbp", "sclk",
"scp", "setf", "smgl", "smglp", "smgr", "smgrp", "hts", "smgt",
"smgtp", "wind", "sbim", "scsd", "rbim", "rcsd", "subcs",
"supcs", "ht", "docr", "tsl", "tone", "uc", "hu", "u0", "u1",
"u2", "u3", "u4", "u5", "u6", "u7", "u8", "u9", "wait", "xoffc",
"xonc", "zerom", "scesa", "bicr", "binel", "birep", "csnm",
"csin", "colornm", "defbi", "devt", "dispc", "endbi", "smpch",
"smsc", "rmpch", "rmsc", "getm", "kmous", "minfo", "pctrm",
"pfxl", "reqmp", "scesc", "s0ds", "s1ds", "s2ds", "s3ds",
"setab", "setaf", "setcolor", "smglr", "slines", "smgtb",
"ehhlm", "elhlm", "elohlm", "erhlm", "ethlm", "evhlm", "sgr1",
"slength", NULL};
#endif
pm = (Param) hcalloc(sizeof(struct param));
pm->node.flags = PM_READONLY | PM_SCALAR;
pm->gsu.s = &nullsetscalar_gsu;
for (capname = (char **)boolnames; *capname; capname++) {
if ((num = tigetflag(*capname)) != -1) {
pm->u.str = num ? dupstring("yes") : dupstring("no");
pm->node.nam = dupstring(*capname);
func(&pm->node, flags);
}
}
pm->node.flags = PM_READONLY | PM_INTEGER;
pm->gsu.i = &nullsetinteger_gsu;
for (capname = (char **)numnames; *capname; capname++) {
if (((num = tigetnum(*capname)) != -1) && (num != -2)) {
pm->u.val = num;
pm->node.nam = dupstring(*capname);
func(&pm->node, flags);
}
}
pm->node.flags = PM_READONLY | PM_SCALAR;
pm->gsu.s = &nullsetscalar_gsu;
for (capname = (char **)strnames; *capname; capname++) {
if ((tistr = (char *)tigetstr(*capname)) != NULL &&
tistr != (char *)-1) {
pm->u.str = dupstring(tistr);
pm->node.nam = dupstring(*capname);
func(&pm->node, flags);
}
}
}
/**/
#endif /* USE_TERMINFO_MODULE */
/**/
int
setup_(UNUSED(Module m))
{
return 0;
}
/**/
int
boot_(Module m)
{
#ifdef USE_TERMINFO_MODULE
# ifdef HAVE_SETUPTERM
int errret;
if (setupterm((char *)0, 1, &errret) == ERR)
return 1;
# endif
if (!createtihash())
return 1;
#else
unsetparam(terminfo_nam);
#endif
return !addbuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
}
/**/
int
cleanup_(Module m)
{
#ifdef USE_TERMINFO_MODULE
Param pm;
if ((pm = (Param) paramtab->getnode(paramtab, terminfo_nam)) &&
pm == terminfo_pm) {
pm->node.flags &= ~PM_READONLY;
unsetparam_pm(pm, 0, 1);
}
#endif
deletebuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
return 0;
}
/**/
int
finish_(UNUSED(Module m))
{
return 0;
}
View git blame Copy permalink