X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Flib_initscr.c;h=8ed7aa7dbf2f981fc48942e6b7f443b1974b4b4b;hp=d2ae281972a9aec874898dc83c17863cda6760f6;hb=76a479337308b4b5e749fa8c38b7b7f482998c5b;hpb=027ae42953e3186daed8f3882da73de48291b606

diff --git a/ncurses/base/lib_initscr.c b/ncurses/base/lib_initscr.c
index d2ae2819..8ed7aa7d 100644
--- a/ncurses/base/lib_initscr.c
+++ b/ncurses/base/lib_initscr.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2003,2005 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2014,2016 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            *
@@ -45,19 +45,24 @@
 #include <sys/termio.h>		/* needed for ISC */
 #endif
 
-MODULE_ID("$Id: lib_initscr.c,v 1.34 2005/10/22 20:30:38 tom Exp $")
+MODULE_ID("$Id: lib_initscr.c,v 1.41 2016/05/28 23:11:26 tom Exp $")
 
 NCURSES_EXPORT(WINDOW *)
 initscr(void)
 {
-    static bool initialized = FALSE;
-    NCURSES_CONST char *name;
+    WINDOW *result;
 
     START_TRACE();
     T((T_CALLED("initscr()")));
+
+    _nc_init_pthreads();
+    _nc_lock_global(curses);
+
     /* Portable applications must not call initscr() more than once */
-    if (!initialized) {
-	initialized = TRUE;
+    if (!_nc_globals.init_screen) {
+	NCURSES_CONST char *name;
+
+	_nc_globals.init_screen = TRUE;
 
 	if ((name = getenv("TERM")) == 0
 	    || *name == '\0')
@@ -70,9 +75,9 @@ initscr(void)
 	 * core when attempting to write to stdout.  Opening /dev/tty
 	 * explicitly seems to fix the problem.
 	 */
-	if (isatty(fileno(stdout))) {
+	if (NC_ISATTY(fileno(stdout))) {
 	    FILE *fp = fopen("/dev/tty", "w");
-	    if (fp != 0 && isatty(fileno(fp))) {
+	    if (fp != 0 && NC_ISATTY(fileno(fp))) {
 		fclose(stdout);
 		dup2(fileno(fp), STDOUT_FILENO);
 		stdout = fdopen(STDOUT_FILENO, "w");
@@ -85,7 +90,14 @@ initscr(void)
 	}
 
 	/* def_shell_mode - done in newterm/_nc_setupscreen */
+#if NCURSES_SP_FUNCS
+	NCURSES_SP_NAME(def_prog_mode) (CURRENT_SCREEN);
+#else
 	def_prog_mode();
+#endif
     }
-    returnWin(stdscr);
+    result = stdscr;
+    _nc_unlock_global(curses);
+
+    returnWin(result);
 }