+<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
+<!--
+ ****************************************************************************
+ * Copyright (c) 1999-2003,2005 Free Software Foundation, Inc. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************
+ * @Id: curs_terminfo.3x,v 1.20 2005/05/15 16:19:13 tom Exp @
+-->
<HTML>
+<HEAD>
+<TITLE>curs_terminfo 3x</TITLE>
+<link rev=made href="mailto:bug-ncurses@gnu.org">
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+</HEAD>
<BODY>
+<H1>curs_terminfo 3x</H1>
+<HR>
<PRE>
<!-- Manpage converted by man2html 3.0.1 -->
+<STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG> <STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG>
+
+
+
</PRE>
<H2>NAME</H2><PRE>
- <B>setupterm</B>, <B>setterm</B>, <B>set_curterm</B>, <B>del_curterm</B>, <B>restartterm</B>,
- <B>tparm</B>, <B>tputs</B>, <B>putp</B>, <B>vidputs</B>, <B>vidattr</B>, <B>mvcur</B>, <B>tigetflag</B>,
- <B>tigetnum</B>, <B>tigetstr</B> - <B>curses</B> interfaces to terminfo
- database
+ <STRONG>del_curterm</STRONG>, <STRONG>mvcur</STRONG>, <STRONG>putp</STRONG>, <STRONG>restartterm</STRONG>, <STRONG>set_curterm</STRONG>,
+ <STRONG>setterm</STRONG>, <STRONG>setupterm</STRONG>, <STRONG>tigetflag</STRONG>, <STRONG>tigetnum</STRONG>, <STRONG>tigetstr</STRONG>, <STRONG>tparm</STRONG>,
+ <STRONG>tputs</STRONG>, <STRONG>vid_attr</STRONG>, <STRONG>vid_puts</STRONG>, <STRONG>vidattr</STRONG>, <STRONG>vidputs</STRONG> - <STRONG>curses</STRONG>
+ interfaces to terminfo database
</PRE>
<H2>SYNOPSIS</H2><PRE>
- <B>#include</B> <B><curses.h></B>
- <B>#include</B> <B><term.h></B>
-
- <B>int</B> <B>setupterm(const</B> <B>char</B> <B>*term,</B> <B>int</B> <B>fildes,</B> <B>int</B> <B>*errret);</B>
- <B>int</B> <B>setterm(const</B> <B>char</B> <B>*term);</B>
- <B>TERMINAL</B> <B>*set_curterm(TERMINAL</B> <B>*nterm);</B>
- <B>int</B> <B>del_curterm(TERMINAL</B> <B>*oterm);</B>
- <B>int</B> <B>restartterm(const</B> <B>char</B> <B>*term,</B> <B>int</B> <B>fildes,</B> <B>int</B>
- <B>*errret);</B>
- <B>char</B> <B>*tparm(const</B> <B>char</B> <B>*str,</B> <B>...);</B>
- <B>int</B> <B>tputs(const</B> <B>char</B> <B>*str,</B> <B>int</B> <B>affcnt,</B> <B>int</B> <B>(*putc)(int));</B>
- <B>int</B> <B>putp(const</B> <B>char</B> <B>*str);</B>
- <B>int</B> <B>vidputs(chtype</B> <B>attrs,</B> <B>int</B> <B>(*putc)(char));</B>
- <B>int</B> <B>vidattr(chtype</B> <B>attrs);</B>
- <B>int</B> <B>mvcur(int</B> <B>oldrow,</B> <B>int</B> <B>oldcol,</B> <B>int</B> <B>newrow,</B> <B>int</B> <B>newcol);</B>
- <B>int</B> <B>tigetflag(const</B> <B>char</B> <B>*capname);</B>
- <B>int</B> <B>tigetnum(const</B> <B>char</B> <B>*capname);</B>
- <B>char</B> <B>*tigetstr(const</B> <B>char</B> <B>*capname);</B>
+ <STRONG>#include</STRONG> <STRONG><curses.h></STRONG>
+ <STRONG>#include</STRONG> <STRONG><term.h></STRONG>
+
+ <STRONG>int</STRONG> <STRONG>setupterm(char</STRONG> <STRONG>*</STRONG><EM>term</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>fildes</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>*</STRONG><EM>errret</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>setterm(char</STRONG> <STRONG>*</STRONG><EM>term</EM><STRONG>);</STRONG>
+ <STRONG>TERMINAL</STRONG> <STRONG>*set_curterm(TERMINAL</STRONG> <STRONG>*</STRONG><EM>nterm</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>del_curterm(TERMINAL</STRONG> <STRONG>*</STRONG><EM>oterm</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>restartterm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>term</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>fildes</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>*</STRONG><EM>errret</EM><STRONG>);</STRONG>
+ <STRONG>char</STRONG> <STRONG>*tparm(char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>...);</STRONG>
+ <STRONG>int</STRONG> <STRONG>tputs(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>affcnt</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>(*</STRONG><EM>putc</EM><STRONG>)(int));</STRONG>
+ <STRONG>int</STRONG> <STRONG>putp(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>vidputs(chtype</STRONG> <EM>attrs</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>(*</STRONG><EM>putc</EM><STRONG>)(int));</STRONG>
+ <STRONG>int</STRONG> <STRONG>vidattr(chtype</STRONG> <EM>attrs</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>vid_puts(attr_t</STRONG> <EM>attrs</EM><STRONG>,</STRONG> <STRONG>short</STRONG> <EM>pair</EM><STRONG>,</STRONG> <STRONG>void</STRONG> <STRONG>*</STRONG><EM>opts</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>(*</STRONG><EM>putc</EM><STRONG>)(char));</STRONG>
+ <STRONG>int</STRONG> <STRONG>vid_attr(attr_t</STRONG> <EM>attrs</EM><STRONG>,</STRONG> <STRONG>short</STRONG> <EM>pair</EM><STRONG>,</STRONG> <STRONG>void</STRONG> <STRONG>*</STRONG><EM>opts</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>mvcur(int</STRONG> <EM>oldrow</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>oldcol</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>newrow</EM>, int <EM>newcol</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>tigetflag(char</STRONG> <STRONG>*</STRONG><EM>capname</EM><STRONG>);</STRONG>
+ <STRONG>int</STRONG> <STRONG>tigetnum(char</STRONG> <STRONG>*</STRONG><EM>capname</EM><STRONG>);</STRONG>
+ <STRONG>char</STRONG> <STRONG>*tigetstr(char</STRONG> <STRONG>*</STRONG><EM>capname</EM><STRONG>);</STRONG>
</PRE>
<H2>DESCRIPTION</H2><PRE>
These low-level routines must be called by programs that
- have to deal directly with the <B>terminfo</B> database to handle
+ have to deal directly with the <STRONG>terminfo</STRONG> database to handle
certain terminal capabilities, such as programming func-
- tion keys. For all other functionality, <B>curses</B> routines
+ tion keys. For all other functionality, <STRONG>curses</STRONG> routines
are more suitable and their use is recommended.
- Initially, <B>setupterm</B> should be called. Note that
- <B>setupterm</B> is automatically called by <B>initscr</B> and <B>newterm</B>.
+ Initially, <STRONG>setupterm</STRONG> should be called. Note that <STRONG>se-</STRONG>
+ <STRONG>tupterm</STRONG> is automatically called by <STRONG>initscr</STRONG> and <STRONG>newterm</STRONG>.
This defines the set of terminal-dependent variables
- [listed in <B><A HREF="terminfo.5.html">terminfo(5)</A></B>]. The <B>terminfo</B> variables <B>lines</B> and
- <B>columns</B> are initialized by <B>setupterm</B> as follows: If
- <B>use_env(FALSE)</B> has been called, values for <B>lines</B> and
- <B>columns</B> specified in <B>terminfo</B> are used. Otherwise, if the
- environment variables <B>LINES</B> and <B>COLUMNS</B> exist, their val-
+ [listed in <STRONG><A HREF="terminfo.5.html">terminfo(5)</A></STRONG>]. The <STRONG>terminfo</STRONG> variables <STRONG>lines</STRONG> and
+ <STRONG>columns</STRONG> are initialized by <STRONG>setupterm</STRONG> as follows: If
+ <STRONG>use_env(FALSE)</STRONG> has been called, values for <STRONG>lines</STRONG> and
+ <STRONG>columns</STRONG> specified in <STRONG>terminfo</STRONG> are used. Otherwise, if the
+ environment variables <STRONG>LINES</STRONG> and <STRONG>COLUMNS</STRONG> exist, their val-
ues are used. If these environment variables do not exist
and the program is running in a window, the current window
size is used. Otherwise, if the environment variables do
- not exist, the values for <B>lines</B> and <B>columns</B> specified in
- the <B>terminfo</B> database are used.
+ not exist, the values for <STRONG>lines</STRONG> and <STRONG>columns</STRONG> specified in
+ the <STRONG>terminfo</STRONG> database are used.
- The header files <B>curses.h</B> and <B>term.h</B> should be included
+ The header files <STRONG>curses.h</STRONG> and <STRONG>term.h</STRONG> should be included
(in this order) to get the definitions for these strings,
numbers, and flags. Parameterized strings should be
- passed through <B>tparm</B> to instantiate them. All <B>terminfo</B>
- strings [including the output of <B>tparm</B>] should be printed
- with <B>tputs</B> or <B>putp</B>. Call the <B>reset_shell_mode</B> to restore
- the tty modes before exiting [see <B><A HREF="curs_kernel.3x.html">curs_kernel(3x)</A></B>].
- Programs which use cursor addressing should output
- <B>enter_ca_mode</B> upon startup and should output <B>exit_ca_mode</B>
+ passed through <STRONG>tparm</STRONG> to instantiate them. All <STRONG>terminfo</STRONG>
+ strings [including the output of <STRONG>tparm</STRONG>] should be printed
+ with <STRONG>tputs</STRONG> or <STRONG>putp</STRONG>. Call the <STRONG>reset_shell_mode</STRONG> to restore
+ the tty modes before exiting [see <STRONG><A HREF="curs_kernel.3x.html">curs_kernel(3x)</A></STRONG>]. Pro-
+ grams which use cursor addressing should output <STRONG>en-</STRONG>
+ <STRONG>ter_ca_mode</STRONG> upon startup and should output <STRONG>exit_ca_mode</STRONG>
before exiting. Programs desiring shell escapes should
call
- <B>reset_shell_mode</B> and output <B>exit_ca_mode</B> before the shell
- is called and should output <B>enter_ca_mode</B> and call
- <B>reset_prog_mode</B> after returning from the shell.
-
- The <B>setupterm</B> routine reads in the <B>terminfo</B> database, ini-
- tializing the <B>terminfo</B> structures, but does not set up the
- output virtualization structures used by <B>curses</B>. The ter-
- minal type is the character string <I>term</I>; if <I>term</I> is null,
- the environment variable <B>TERM</B> is used. All output is to
- file descriptor <B>fildes</B> which is initialized for output.
- If <I>errret</I> is not null, then <B>setupterm</B> returns <B>OK</B> or <B>ERR</B>
- and stores a status value in the integer pointed to by
- <I>errret</I>. A return value of <B>OK</B> combined with status of <B>1</B> in
- <I>errret</I> is normal. If <B>ERR</B> is returned, examine <I>errret</I>:
-
- <B>1</B> means that the terminal is hardcopy, cannot be
+ <STRONG>reset_shell_mode</STRONG> and output <STRONG>exit_ca_mode</STRONG> before the shell
+ is called and should output <STRONG>enter_ca_mode</STRONG> and call <STRONG>re-</STRONG>
+ <STRONG>set_prog_mode</STRONG> after returning from the shell.
+
+ The <STRONG>setupterm</STRONG> routine reads in the <STRONG>terminfo</STRONG> database, ini-
+ tializing the <STRONG>terminfo</STRONG> structures, but does not set up the
+ output virtualization structures used by <STRONG>curses</STRONG>. The ter-
+ minal type is the character string <EM>term</EM>; if <EM>term</EM> is null,
+ the environment variable <STRONG>TERM</STRONG> is used. All output is to
+ file descriptor <STRONG>fildes</STRONG> which is initialized for output.
+ If <EM>errret</EM> is not null, then <STRONG>setupterm</STRONG> returns <STRONG>OK</STRONG> or <STRONG>ERR</STRONG>
+ and stores a status value in the integer pointed to by <EM>er-</EM>
+ <EM>rret</EM>. A return value of <STRONG>OK</STRONG> combined with status of <STRONG>1</STRONG> in
+ <EM>errret</EM> is normal. If <STRONG>ERR</STRONG> is returned, examine <EM>errret</EM>:
+
+ <STRONG>1</STRONG> means that the terminal is hardcopy, cannot be
used for curses applications.
- <B>0</B> means that the terminal could not be found, or
+ <STRONG>0</STRONG> means that the terminal could not be found, or
that it is a generic type, having too little
information for curses applications to run.
- <B>-1</B> means that the <B>terminfo</B> database could not be
+ <STRONG>-1</STRONG> means that the <STRONG>terminfo</STRONG> database could not be
found.
- If <I>errret</I> is null, <B>setupterm</B> prints an error message upon
+ If <EM>errret</EM> is null, <STRONG>setupterm</STRONG> prints an error message upon
finding an error and exits. Thus, the simplest call is:
- <B>setupterm((char</B> <B>*)0,</B> <B>1,</B> <B>(int</B> <B>*)0);</B>,
+ <STRONG>setupterm((char</STRONG> <STRONG>*)0,</STRONG> <STRONG>1,</STRONG> <STRONG>(int</STRONG> <STRONG>*)0);</STRONG>,
- which uses all the defaults and sends the output to <B>std-</B>
- <B>out</B>.
+ which uses all the defaults and sends the output to <STRONG>std-</STRONG>
+ <STRONG>out</STRONG>.
- The <B>setterm</B> routine is being replaced by <B>setupterm</B>. The
+ The <STRONG>setterm</STRONG> routine is being replaced by <STRONG>setupterm</STRONG>. The
call:
- <B>setupterm(</B><I>term</I><B>,</B> <B>1,</B> <B>(int</B> <B>*)0)</B>
+ <STRONG>setupterm(</STRONG><EM>term</EM><STRONG>,</STRONG> <STRONG>1,</STRONG> <STRONG>(int</STRONG> <STRONG>*)0)</STRONG>
- provides the same functionality as <B>setterm(</B><I>term</I><B>)</B>. The
- <B>setterm</B> routine is included here for BSD compatibility,
+ provides the same functionality as <STRONG>setterm(</STRONG><EM>term</EM><STRONG>)</STRONG>. The
+ <STRONG>setterm</STRONG> routine is included here for BSD compatibility,
and is not recommended for new programs.
- The <B>set_curterm</B> routine sets the variable <B>cur_term</B> to
- <I>nterm</I>, and makes all of the <B>terminfo</B> boolean, numeric, and
- string variables use the values from <I>nterm</I>. It returns
- the old value of <B>cur_term</B>.
+ The <STRONG>set_curterm</STRONG> routine sets the variable <STRONG>cur_term</STRONG> to
+ <EM>nterm</EM>, and makes all of the <STRONG>terminfo</STRONG> boolean, numeric, and
+ string variables use the values from <EM>nterm</EM>. It returns
+ the old value of <STRONG>cur_term</STRONG>.
- The <B>del_curterm</B> routine frees the space pointed to by
- <I>oterm</I> and makes it available for further use. If <I>oterm</I> is
- the same as <B>cur_term</B>, references to any of the <B>terminfo</B>
- boolean, numeric, and string variables thereafter may
- refer to invalid memory locations until another <B>setupterm</B>
+ The <STRONG>del_curterm</STRONG> routine frees the space pointed to by
+ <EM>oterm</EM> and makes it available for further use. If <EM>oterm</EM> is
+ the same as <STRONG>cur_term</STRONG>, references to any of the <STRONG>terminfo</STRONG>
+ boolean, numeric, and string variables thereafter may re-
+ fer to invalid memory locations until another <STRONG>setupterm</STRONG>
has been called.
- The <B>restartterm</B> routine is similar to <B>setupterm</B> and
- <B>initscr</B>, except that it is called after restoring memory
+ The <STRONG>restartterm</STRONG> routine is similar to <STRONG>setupterm</STRONG> and
+ <STRONG>initscr</STRONG>, except that it is called after restoring memory
to a previous state (for example, when reloading a game
saved as a core image dump). It assumes that the windows
and the input and output options are the same as when mem-
different. Accordingly, it saves various tty state bits,
does a setupterm, and then restores the bits.
- The <B>tparm</B> routine instantiates the string <I>str</I> with parame-
- ters <I>pi</I>. A pointer is returned to the result of <I>str</I> with
+ The <STRONG>tparm</STRONG> routine instantiates the string <EM>str</EM> with parame-
+ ters <EM>pi</EM>. A pointer is returned to the result of <EM>str</EM> with
the parameters applied.
- The <B>tputs</B> routine applies padding information to the
- string <I>str</I> and outputs it. The <I>str</I> must be a terminfo
- string variable or the return value from <B>tparm</B>, <B>tgetstr</B>,
- or <B>tgoto</B>. <I>affcnt</I> is the number of lines affected, or 1 if
- not applicable. <I>putc</I> is a <B>putchar</B>-like routine to which
+ The <STRONG>tputs</STRONG> routine applies padding information to the
+ string <EM>str</EM> and outputs it. The <EM>str</EM> must be a terminfo
+ string variable or the return value from <STRONG>tparm</STRONG>, <STRONG>tgetstr</STRONG>,
+ or <STRONG>tgoto</STRONG>. <EM>affcnt</EM> is the number of lines affected, or 1 if
+ not applicable. <EM>putc</EM> is a <STRONG>putchar</STRONG>-like routine to which
the characters are passed, one at a time.
- The <B>putp</B> routine calls <B>tputs(</B><I>str</I><B>,</B> <B>1,</B> <B>putchar)</B>. Note that
- the output of <B>putp</B> always goes to <B>stdout</B>, not to the
- <I>fildes</I> specified in <B>setupterm</B>.
-
- The <B>vidputs</B> routine displays the string on the terminal in
- the video attribute mode <I>attrs</I>, which is any combination
- of the attributes listed in <B><A HREF="ncurses.3x.html">curses(3x)</A></B>. The characters
- are passed to the <B>putchar</B>-like routine <I>putc</I>.
-
- The <B>vidattr</B> routine is like the <B>vidputs</B> routine, except
- that it outputs through <B>putchar</B>.
-
- The <B>mvcur</B> routine provides low-level cursor motion. It
- takes effect immediately (rather than at the next
- refresh).
-
- The <B>tigetflag</B>, <B>tigetnum</B> and <B>tigetstr</B> routines return the
- value of the capability corresponding to the <B>terminfo</B> <I>cap-</I>
- <I>name</I> passed to them, such as <B>xenl</B>.
-
- The <B>tigetflag</B> routine returns the value <B>-1</B> if <I>capname</I> is
- not a boolean capability, or <B>0</B> if it is canceled or absent
+ The <STRONG>putp</STRONG> routine calls <STRONG>tputs(</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>1,</STRONG> <STRONG>putchar)</STRONG>. Note that
+ the output of <STRONG>putp</STRONG> always goes to <STRONG>stdout</STRONG>, not to the
+ <EM>fildes</EM> specified in <STRONG>setupterm</STRONG>.
+
+ The <STRONG>vidputs</STRONG> routine displays the string on the terminal in
+ the video attribute mode <EM>attrs</EM>, which is any combination
+ of the attributes listed in <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>. The characters
+ are passed to the <STRONG>putchar</STRONG>-like routine <EM>putc</EM>.
+
+ The <STRONG>vidattr</STRONG> routine is like the <STRONG>vidputs</STRONG> routine, except
+ that it outputs through <STRONG>putchar</STRONG>.
+
+ The <STRONG>vid_attr</STRONG> and <STRONG>vid_puts</STRONG> routines correspond to vidattr
+ and vidputs, respectively. They use a set of arguments
+ for representing the video attributes plus color, i.e.,
+ one of type attr_t for the attributes and one of short for
+ the color_pair number. The <STRONG>vid_attr</STRONG> and <STRONG>vid_puts</STRONG> routines
+ are designed to use the attribute constants with the <EM>WA</EM><STRONG>_</STRONG>
+ prefix. The opts argument is reserved for future use.
+ Currently, applications must provide a null pointer for
+ that argument.
+
+ The <STRONG>mvcur</STRONG> routine provides low-level cursor motion. It
+ takes effect immediately (rather than at the next re-
+ fresh).
+
+ The <STRONG>tigetflag</STRONG>, <STRONG>tigetnum</STRONG> and <STRONG>tigetstr</STRONG> routines return the
+ value of the capability corresponding to the <STRONG>terminfo</STRONG> <EM>cap-</EM>
+ <EM>name</EM> passed to them, such as <STRONG>xenl</STRONG>.
+
+ The <STRONG>tigetflag</STRONG> routine returns the value <STRONG>-1</STRONG> if <EM>capname</EM> is
+ not a boolean capability, or <STRONG>0</STRONG> if it is canceled or absent
from the terminal description.
- The <B>tigetnum</B> routine returns the value <B>-2</B> if <I>capname</I> is
- not a numeric capability, or <B>-1</B> if it is canceled or
- absent from the terminal description.
+ The <STRONG>tigetnum</STRONG> routine returns the value <STRONG>-2</STRONG> if <EM>capname</EM> is
+ not a numeric capability, or <STRONG>-1</STRONG> if it is canceled or ab-
+ sent from the terminal description.
- The <B>tigetstr</B> routine returns the value <B>(char</B> <B>*)-1</B> if
- <I>capname</I> is not a string capability, or <B>0</B> if it is canceled
- or absent from the terminal description.
+ The <STRONG>tigetstr</STRONG> routine returns the value <STRONG>(char</STRONG> <STRONG>*)-1</STRONG> if <EM>cap-</EM>
+ <EM>name</EM> is not a string capability, or <STRONG>0</STRONG> if it is canceled or
+ absent from the terminal description.
- The <I>capname</I> for each capability is given in the table col-
- umn entitled <I>capname</I> code in the capabilities section of
- <B><A HREF="terminfo.5.html">terminfo(5)</A></B>.
+ The <EM>capname</EM> for each capability is given in the table col-
+ umn entitled <EM>capname</EM> code in the capabilities section of
+ <STRONG><A HREF="terminfo.5.html">terminfo(5)</A></STRONG>.
- <B>char</B> <B>*boolnames</B>, <B>*boolcodes</B>, <B>*boolfnames</B>
+ <STRONG>char</STRONG> <STRONG>*boolnames</STRONG>, <STRONG>*boolcodes</STRONG>, <STRONG>*boolfnames</STRONG>
- <B>char</B> <B>*numnames</B>, <B>*numcodes</B>, <B>*numfnames</B>
+ <STRONG>char</STRONG> <STRONG>*numnames</STRONG>, <STRONG>*numcodes</STRONG>, <STRONG>*numfnames</STRONG>
- <B>char</B> <B>*strnames</B>, <B>*strcodes</B>, <B>*strfnames</B>
+ <STRONG>char</STRONG> <STRONG>*strnames</STRONG>, <STRONG>*strcodes</STRONG>, <STRONG>*strfnames</STRONG>
- These null-terminated arrays contain the <I>capnames</I>, the
- <B>termcap</B> codes, and the full C names, for each of the <B>ter-</B>
- <B>minfo</B> variables.
+ These null-terminated arrays contain the <EM>capnames</EM>, the
+ <STRONG>termcap</STRONG> codes, and the full C names, for each of the <STRONG>ter-</STRONG>
+ <STRONG>minfo</STRONG> variables.
</PRE>
<H2>RETURN VALUE</H2><PRE>
- Routines that return an integer return <B>ERR</B> upon failure
- and <B>OK</B> (SVr4 only specifies "an integer value other than
- <B>ERR</B>") upon successful completion, unless otherwise noted
+ Routines that return an integer return <STRONG>ERR</STRONG> upon failure
+ and <STRONG>OK</STRONG> (SVr4 only specifies "an integer value other than
+ <STRONG>ERR</STRONG>") upon successful completion, unless otherwise noted
in the preceding routine descriptions.
- Routines that return pointers always return <B>NULL</B> on error.
+ Routines that return pointers always return <STRONG>NULL</STRONG> on error.
+
+ X/Open defines no error conditions. In this implementa-
+ tion
+
+ <STRONG>del_curterm</STRONG>
+ returns an error if its terminal parameter is
+ null.
+
+ <STRONG>restartterm</STRONG>
+ returns an error if the associated call to <STRONG>se-</STRONG>
+ <STRONG>tupterm</STRONG> returns an error.
+
+ <STRONG>setupterm</STRONG>
+ returns an error if it cannot allocate enough
+ memory, or create the initial windows (stdscr,
+ curscr, newscr). Other error conditions are
+ documented above.
</PRE>
<H2>NOTES</H2><PRE>
- The <B>setupterm</B> routine should be used in place of <B>setterm</B>.
+ The <STRONG>setupterm</STRONG> routine should be used in place of <STRONG>setterm</STRONG>.
It may be useful when you want to test for terminal capa-
bilities without committing to the allocation of storage
- involved in <B>initscr</B>.
+ involved in <STRONG>initscr</STRONG>.
- Note that <B>vidattr</B> and <B>vidputs</B> may be macros.
+ Note that <STRONG>vidattr</STRONG> and <STRONG>vidputs</STRONG> may be macros.
</PRE>
<H2>PORTABILITY</H2><PRE>
- The function <B>setterm</B> is not described in the XSI Curses
+ The function <STRONG>setterm</STRONG> is not described in the XSI Curses
standard and must be considered non-portable. All other
functions are as described in the XSI curses standard.
- In System V Release 4, <B>set_curterm</B> has an <B>int</B> return type
- and returns <B>OK</B> or <B>ERR</B>. We have chosen to implement the
+ In System V Release 4, <STRONG>set_curterm</STRONG> has an <STRONG>int</STRONG> return type
+ and returns <STRONG>OK</STRONG> or <STRONG>ERR</STRONG>. We have chosen to implement the
XSI Curses semantics.
- In System V Release 4, the third argument of <B>tputs</B> has the
- type <B>int</B> <B>(*putc)(char)</B>.
-
- The XSI Curses standard prototypes <B>tparm</B> with a fixed num-
- ber of parameters, rather than a variable argument list.
-
- XSI notes that after calling <B>mvcur</B>, the curses state may
- not match the actual terminal state, and that an applica-
- tion should touch and refresh the window before resuming
- normal curses calls. Both ncurses and System V Release 4
- curses implement <B>mvcur</B> using the SCREEN data allocated in
- either <B>initscr</B> or <B>newterm</B>. So though it is documented as
- a terminfo function, <B>mvcur</B> is really a curses function
+ In System V Release 4, the third argument of <STRONG>tputs</STRONG> has the
+ type <STRONG>int</STRONG> <STRONG>(*putc)(char)</STRONG>.
+
+ The XSI Curses standard prototypes <STRONG>tparm</STRONG> with a fixed num-
+ ber of parameters, rather than a variable argument list.
+ This implementation uses a variable argument list.
+ Portable applications should provide 9 parameters after
+ the format; zeroes are fine for this purpose.
+
+ XSI notes that after calling <STRONG>mvcur</STRONG>, the curses state may
+ not match the actual terminal state, and that an applica-
+ tion should touch and refresh the window before resuming
+ normal curses calls. Both ncurses and System V Release 4
+ curses implement <STRONG>mvcur</STRONG> using the SCREEN data allocated in
+ either <STRONG>initscr</STRONG> or <STRONG>newterm</STRONG>. So though it is documented as
+ a terminfo function, <STRONG>mvcur</STRONG> is really a curses function
which is not well specified.
</PRE>
<H2>SEE ALSO</H2><PRE>
- <B><A HREF="ncurses.3x.html">curses(3x)</A></B>, <B><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></B>, <B><A HREF="curs_kernel.3x.html">curs_kernel(3x)</A></B>, <B>curs_term-</B>
- <B><A HREF="cap.3x.html">cap(3x)</A></B>, <B><A HREF="putc.3S.html">putc(3S)</A></B>, <B><A HREF="terminfo.5.html">terminfo(5)</A></B>
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+ <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></STRONG>, <STRONG><A HREF="curs_kernel.3x.html">curs_kernel(3x)</A></STRONG>, <STRONG>curs_term-</STRONG>
+ <STRONG><A HREF="curs_termcap.3x.html">cap(3x)</A></STRONG>, <STRONG><A HREF="putc.3S.html">putc(3S)</A></STRONG>, <STRONG><A HREF="terminfo.5.html">terminfo(5)</A></STRONG>
+ <STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG>
</PRE>
<HR>
<ADDRESS>