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34 <TITLE>curs_insch 3x</TITLE>
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39 <H1>curs_insch 3x</H1>
40 <HR>
41 <PRE>
42 <!-- Manpage converted by man2html 3.0.1 -->
43 <STRONG><A HREF="curs_insch.3x.html">curs_insch(3x)</A></STRONG> <STRONG><A HREF="curs_insch.3x.html">curs_insch(3x)</A></STRONG>
48 </PRE>
49 <H2>NAME</H2><PRE>
50 <STRONG>insch</STRONG>, <STRONG>winsch</STRONG>, <STRONG>mvinsch</STRONG>, <STRONG>mvwinsch</STRONG> - insert a character
51 before cursor in a <STRONG>curses</STRONG> window
54 </PRE>
55 <H2>SYNOPSIS</H2><PRE>
56 <STRONG>#include</STRONG> <STRONG>&lt;curses.h&gt;</STRONG>
58 <STRONG>int</STRONG> <STRONG>insch(chtype</STRONG> <STRONG>ch);</STRONG>
59 <STRONG>int</STRONG> <STRONG>winsch(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>chtype</STRONG> <STRONG>ch);</STRONG>
60 <STRONG>int</STRONG> <STRONG>mvinsch(int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x,</STRONG> <STRONG>chtype</STRONG> <STRONG>ch);</STRONG>
61 <STRONG>int</STRONG> <STRONG>mvwinsch(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x,</STRONG> <STRONG>chtype</STRONG> <STRONG>ch);</STRONG>
64 </PRE>
65 <H2>DESCRIPTION</H2><PRE>
66 These routines insert the character <EM>ch</EM> before the charac-
67 ter under the cursor. All characters to the right of the
68 cursor are moved one space to the right, with the possi-
69 bility of the rightmost character on the line being lost.
70 The insertion operation does not change the cursor posi-
71 tion.
74 </PRE>
75 <H2>RETURN VALUE</H2><PRE>
76 All routines that return an integer return <STRONG>ERR</STRONG> upon fail-
77 ure and OK (SVr4 specifies only "an integer value other
78 than <STRONG>ERR</STRONG>") upon successful completion, unless otherwise
79 noted in the preceding routine descriptions.
81 Functions with a "mv" prefix first perform a cursor move-
82 ment using <STRONG>wmove</STRONG>, and return an error if the position is
83 outside the window, or if the window pointer is null.
86 </PRE>
87 <H2>NOTES</H2><PRE>
88 These routines do not necessarily imply use of a hardware
89 insert character feature.
91 Note that <STRONG>insch</STRONG>, <STRONG>mvinsch</STRONG>, and <STRONG>mvwinsch</STRONG> may be macros.
94 </PRE>
95 <H2>PORTABILITY</H2><PRE>
96 These functions are described in the XSI Curses standard,
97 Issue 4.
100 </PRE>
101 <H2>SEE ALSO</H2><PRE>
102 <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>.
104 Comparable functions in the wide-character (ncursesw)
105 library are described in <STRONG><A HREF="curs_ins_wch.3x.html">curs_ins_wch(3x)</A></STRONG>.
109 <STRONG><A HREF="curs_insch.3x.html">curs_insch(3x)</A></STRONG>
110 </PRE>
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