* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************
- * @Id: curs_terminfo.3x,v 1.122 2023/12/03 00:10:20 tom Exp @
+ * @Id: curs_terminfo.3x,v 1.123 2023/12/16 21:11:53 tom Exp @
* ***************************************************************************
* ***************************************************************************
* ***************************************************************************
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_terminfo 3x 2023-12-02 ncurses 6.4 Library calls</TITLE>
+<TITLE>curs_terminfo 3x 2023-12-16 ncurses 6.4 Library calls</TITLE>
<link rel="author" href="mailto:bug-ncurses@gnu.org">
</HEAD>
<BODY>
-<H1 class="no-header">curs_terminfo 3x 2023-12-02 ncurses 6.4 Library calls</H1>
+<H1 class="no-header">curs_terminfo 3x 2023-12-16 ncurses 6.4 Library calls</H1>
<PRE>
<STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG> Library calls <STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></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>filedes</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <STRONG>*</STRONG><EM>errret</EM><STRONG>);</STRONG>
- <STRONG>char</STRONG> <STRONG>*tparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>...);</STRONG>
- <EM>or</EM>
- <STRONG>char</STRONG> <STRONG>*tparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>long</STRONG> <EM>p1</EM> <EM>...</EM> <STRONG>long</STRONG> <EM>p9</EM><STRONG>);</STRONG>
+ <STRONG>char</STRONG> <STRONG>*tparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> ...<STRONG>);</STRONG>
+ <EM>/*</EM> <EM>or</EM> <EM>*/</EM>
+ <STRONG>char</STRONG> <STRONG>*tparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>long</STRONG> <EM>p1</EM> ... <STRONG>long</STRONG> <EM>p9</EM><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>tigetnum(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>capname</EM><STRONG>);</STRONG>
<STRONG>char</STRONG> <STRONG>*tigetstr(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>capname</EM><STRONG>);</STRONG>
- <STRONG>char</STRONG> <STRONG>*tiparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>...);</STRONG>
+ <STRONG>char</STRONG> <STRONG>*tiparm(const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> ...<STRONG>);</STRONG>
<EM>/*</EM> <EM>extensions</EM> <EM>*/</EM>
<STRONG>char</STRONG> <STRONG>*tiparm_s(int</STRONG> <EM>expected</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>mask</EM><STRONG>,</STRONG> <STRONG>const</STRONG> <STRONG>char</STRONG> <STRONG>*</STRONG><EM>str</EM><STRONG>,</STRONG> <STRONG>...);</STRONG>
<STRONG>o</STRONG> <EM>attrs</EM> of type <STRONG>attr_t</STRONG> for the attributes and
- <STRONG>o</STRONG> <EM>pair</EM> of type <STRONG>short</STRONG> for the color-pair number.
+ <STRONG>o</STRONG> <EM>pair</EM> of type <STRONG>short</STRONG> 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 <STRONG>WA_</STRONG> prefix.
The formatting functions <STRONG>tparm</STRONG> and <STRONG>tiparm</STRONG> extend the storage allocated
by <STRONG>setupterm</STRONG>:
- <STRONG>o</STRONG> the "static" terminfo variables [a-z]. Before ncurses 6.3, those
- were shared by all screens. With ncurses 6.3, those are allocated
+ <STRONG>o</STRONG> the "static" terminfo variables [a-z]. Before <EM>ncurses</EM> 6.3, those
+ were shared by all screens. With <EM>ncurses</EM> 6.3, those are allocated
per screen. See <STRONG><A HREF="terminfo.5.html">terminfo(5)</A></STRONG> for details.
- <STRONG>o</STRONG> to improve performance, ncurses 6.3 caches the result of analyzing
+ <STRONG>o</STRONG> to improve performance, <EM>ncurses</EM> 6.3 caches the result of analyzing
terminfo strings for their parameter types. That is stored as a
binary tree referenced from the <STRONG>TERMINAL</STRONG> structure.
non-portable. All other functions are as described by X/Open.
-</PRE><H3><a name="h3-Compatibility-
macros">Compatibility macros</a></H3><PRE>
+</PRE><H3><a name="h3-Compatibility-
Macros">Compatibility Macros</a></H3><PRE>
This implementation provides a few macros for compatibility with
systems before SVr4 (see <EM>HISTORY</EM>). Those include <STRONG>crmode</STRONG>, <STRONG>fixterm</STRONG>,
<STRONG>gettmode</STRONG>, <STRONG>nocrmode</STRONG>, <STRONG>resetterm</STRONG>, <STRONG>saveterm</STRONG>, and <STRONG>setterm</STRONG>.
those symbols as macros for BSD compatibility.
-</PRE><H3><a name="h3-Legacy-
data">Legacy data</a></H3><PRE>
+</PRE><H3><a name="h3-Legacy-
Data">Legacy Data</a></H3><PRE>
<STRONG>setupterm</STRONG> copies the terminal name to the array <STRONG>ttytype</STRONG>. This is not
part of X/Open Curses, but is assumed by some applications.
stored in the arrays described here.
-</PRE><H3><a name="h3-Output-
buffering">Output buffering</a></H3><PRE>
- Older versions of <STRONG>ncurses</STRONG> assumed that the file descriptor passed to
+</PRE><H3><a name="h3-Output-
Buffering">Output Buffering</a></H3><PRE>
+ Older versions of <EM>ncurses</EM> assumed that the file descriptor passed to
<STRONG>setupterm</STRONG> from <STRONG>initscr</STRONG> or <STRONG>newterm</STRONG> uses buffered I/O, and would write to
the corresponding stream. In addition to the limitation that the
terminal was left in block-buffered mode on exit (like System V
- curses), it was problematic because <STRONG>ncurses</STRONG> did not allow a reliable
+ curses), it was problematic because <EM>ncurses</EM> did not allow a reliable
way to cleanup on receiving SIGTSTP.
The current version (ncurses6) uses output buffers managed directly by
- <STRONG>ncurses</STRONG>. Some of the low-level functions described in this manual page
+ <EM>ncurses</EM>. Some of the low-level functions described in this manual page
write to the standard output. They are not signal-safe. The high-
- level functions in <STRONG>ncurses</STRONG> use alternate versions of these functions
+ level functions in <EM>ncurses</EM> use alternate versions of these functions
using the more reliable buffering scheme.
-</PRE><H3><a name="h3-Function-
prototypes">Function prototypes</a></H3><PRE>
+</PRE><H3><a name="h3-Function-
Prototypes">Function Prototypes</a></H3><PRE>
The X/Open Curses prototypes are based on the SVr4 curses header
declarations, which were defined at the same time the C language was
first standardized in the late 1980s.
In response to review comments by Thomas E. Dickey, X/Open Curses
Issue 7 proposed the <STRONG>tiparm</STRONG> function in mid-2009.
- While <STRONG>tiparm</STRONG> is always provided in ncurses, the older form is only
+ While <STRONG>tiparm</STRONG> is always provided in <EM>ncurses</EM>, the older form is only
available as a build-time configuration option. If not specially
configured, <STRONG>tparm</STRONG> is the same as <STRONG>tiparm</STRONG>.
parameters. However, only a few terminfo capabilities use string
parameters (e.g., the ones used for programmable function keys).
- The ncurses library checks usage of these capabilities, and returns
+ The <EM>ncurses</EM> library checks usage of these capabilities, and returns
an error if the capability mishandles string parameters. But it
cannot check if a calling program provides strings in the right
places for the <STRONG>tparm</STRONG> calls.
The <STRONG><A HREF="tput.1.html">tput(1)</A></STRONG> program checks its use of these capabilities with a
table, so that it calls <STRONG>tparm</STRONG> correctly.
-
-</PRE><H3><a name="h3-Special-TERM-treatment">Special TERM treatment</a></H3><PRE>
+ <STRONG>Special</STRONG> <EM>TERM</EM> <STRONG>treatment</STRONG>
If configured to use the terminal-driver, e.g., for the MinGW port,
<STRONG>o</STRONG> <STRONG>setupterm</STRONG> interprets a missing/empty <EM>TERM</EM> variable as the special
string.
-</PRE><H3><a name="h3-Other-
portability-issues">Other portability issues</a></H3><PRE>
+</PRE><H3><a name="h3-Other-
Portability-Issues">Other Portability Issues</a></H3><PRE>
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 X/Open Curses semantics.
X/Open notes that after calling <STRONG>mvcur</STRONG>, the curses state may not match
the actual terminal state, and that an application should touch and
- refresh the window before resuming normal curses calls. Both <STRONG>ncurses</STRONG>
+ refresh the window before resuming normal curses calls. Both <EM>ncurses</EM>
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
-ncurses 6.4 2023-12-
02 <STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG>
+ncurses 6.4 2023-12-
16 <STRONG><A HREF="curs_terminfo.3x.html">curs_terminfo(3x)</A></STRONG>
</PRE>
<div class="nav">
<ul>
<li><a href="#h2-EXTENSIONS">EXTENSIONS</a></li>
<li><a href="#h2-PORTABILITY">PORTABILITY</a>
<ul>
-<li><a href="#h3-Compatibility-macros">Compatibility macros</a></li>
-<li><a href="#h3-Legacy-data">Legacy data</a></li>
-<li><a href="#h3-Output-buffering">Output buffering</a></li>
-<li><a href="#h3-Function-prototypes">Function prototypes</a></li>
-<li><a href="#h3-Special-TERM-treatment">Special TERM treatment</a></li>
-<li><a href="#h3-Other-portability-issues">Other portability issues</a></li>
+<li><a href="#h3-Compatibility-Macros">Compatibility Macros</a></li>
+<li><a href="#h3-Legacy-Data">Legacy Data</a></li>
+<li><a href="#h3-Output-Buffering">Output Buffering</a></li>
+<li><a href="#h3-Function-Prototypes">Function Prototypes</a></li>
+<li><a href="#h3-Other-Portability-Issues">Other Portability Issues</a></li>
</ul>
</li>
<li><a href="#h2-HISTORY">HISTORY</a></li>
projects / ncurses.git / blobdiff