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authortholo <tholo@openbsd.org>1996-06-02 06:04:50 +0000
committertholo <tholo@openbsd.org>1996-06-02 06:04:50 +0000
commitca751a4c440c24b9feedffffe0dd93cc1e00ab0c (patch)
tree3ce3bce27611f188dc5c8a99bd9a2e9f5addfcc7 /lib/libcurses/lib_initscr.c
parentAdd LIBOLDCURSES (diff)
downloadwireguard-openbsd-ca751a4c440c24b9feedffffe0dd93cc1e00ab0c.tar.xz
wireguard-openbsd-ca751a4c440c24b9feedffffe0dd93cc1e00ab0c.zip
Install ncurses as -lcurses and <curses.h>
Install BSD curses library as -locurses and <ocurses.h>
Diffstat (limited to 'lib/libcurses/lib_initscr.c')
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1 files changed, 75 insertions, 0 deletions
diff --git a/lib/libcurses/lib_initscr.c b/lib/libcurses/lib_initscr.c
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+
+/***************************************************************************
+* COPYRIGHT NOTICE *
+****************************************************************************
+* ncurses is copyright (C) 1992-1995 *
+* Zeyd M. Ben-Halim *
+* zmbenhal@netcom.com *
+* Eric S. Raymond *
+* esr@snark.thyrsus.com *
+* *
+* Permission is hereby granted to reproduce and distribute ncurses *
+* by any means and for any fee, whether alone or as part of a *
+* larger distribution, in source or in binary form, PROVIDED *
+* this notice is included with any such distribution, and is not *
+* removed from any of its header files. Mention of ncurses in any *
+* applications linked with it is highly appreciated. *
+* *
+* ncurses comes AS IS with no warranty, implied or expressed. *
+* *
+***************************************************************************/
+
+/*
+** lib_initscr.c
+**
+** The routines initscr(), and termname().
+**
+*/
+
+#include "curses.priv.h"
+#include <stdlib.h>
+#include <string.h>
+
+WINDOW *initscr(void)
+{
+char *name = getenv("TERM");
+
+ if (name == 0)
+ name = "unknown";
+ if (newterm(name, stdout, stdin) == NULL) {
+ fprintf(stderr, "Error opening terminal: %s.\n", name);
+ exit(1);
+ }
+
+ /* allow user to set maximum escape delay from the environment */
+ if ((name = getenv("ESCDELAY")))
+ ESCDELAY = atoi(getenv("ESCDELAY"));
+
+ def_shell_mode();
+
+ /* follow the XPG4 requirement to turn echo off at this point */
+ noecho();
+
+#ifdef _XOPEN_SOURCE_EXTENDED
+ /* for extended XPG4 conformance requires cbreak() at this point */
+ cbreak();
+#endif /* _XOPEN_SOURCE_EXTENDED */
+
+ def_prog_mode();
+ return(stdscr);
+}
+
+char *termname(void)
+{
+char *term = getenv("TERM");
+static char ret[15];
+
+ T(("termname() called"));
+
+ if (term == (char *)NULL)
+ return(char *)NULL;
+ else {
+ (void) strncpy(ret, term, sizeof(ret) - 1);
+ return(ret);
+ }
+}