X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Flib_screen.c;h=f12b2dec4ed4a1cb3b26da12630c2a77accf0010;hp=44716f58e4b65671b24b8b45541bc600dfab8b9b;hb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1;hpb=3a9b6a3bf0269231bef7de74757a910dedd04e0c;ds=sidebyside diff --git a/ncurses/lib_screen.c b/ncurses/lib_screen.c index 44716f58..f12b2dec 100644 --- a/ncurses/lib_screen.c +++ b/ncurses/lib_screen.c @@ -1,23 +1,35 @@ - -/*************************************************************************** -* 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. * -* * -***************************************************************************/ +/**************************************************************************** + * Copyright (c) 1998 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. * + ****************************************************************************/ + +/**************************************************************************** + * Author: Zeyd M. Ben-Halim 1992,1995 * + * and: Eric S. Raymond * + ****************************************************************************/ #include @@ -26,22 +38,22 @@ #include #include /* exit_ca_mode, non_rev_rmcup */ -MODULE_ID("$Id: lib_screen.c,v 1.7 1997/02/02 00:41:10 tom Exp $") +MODULE_ID("$Id: lib_screen.c,v 1.11 1998/02/11 12:13:56 tom Exp $") static time_t dumptime; WINDOW *getwin(FILE *filep) { - WINDOW try, *nwin; + WINDOW tmp, *nwin; int n; T((T_CALLED("getwin(%p)"), filep)); - (void) fread(&try, sizeof(WINDOW), 1, filep); + (void) fread(&tmp, sizeof(WINDOW), 1, filep); if (ferror(filep)) returnWin(0); - if ((nwin = newwin(try._maxy+1, try._maxx+1, 0, 0)) == 0) + if ((nwin = newwin(tmp._maxy+1, tmp._maxx+1, 0, 0)) == 0) returnWin(0); /* @@ -49,28 +61,28 @@ WINDOW *getwin(FILE *filep) * fields, because the window hierarchy within which they * made sense is probably gone. */ - nwin->_curx = try._curx; - nwin->_cury = try._cury; - nwin->_maxy = try._maxy; - nwin->_maxx = try._maxx; - nwin->_begy = try._begy; - nwin->_begx = try._begx; - nwin->_yoffset = try._yoffset; - nwin->_flags = try._flags & ~(_SUBWIN|_ISPAD); - - nwin->_attrs = try._attrs; - nwin->_bkgd = try._bkgd; - - nwin->_clear = try._clear; - nwin->_scroll = try._scroll; - nwin->_leaveok = try._leaveok; - nwin->_use_keypad = try._use_keypad; - nwin->_delay = try._delay; - nwin->_immed = try._immed; - nwin->_sync = try._sync; - - nwin->_regtop = try._regtop; - nwin->_regbottom = try._regbottom; + nwin->_curx = tmp._curx; + nwin->_cury = tmp._cury; + nwin->_maxy = tmp._maxy; + nwin->_maxx = tmp._maxx; + nwin->_begy = tmp._begy; + nwin->_begx = tmp._begx; + nwin->_yoffset = tmp._yoffset; + nwin->_flags = tmp._flags & ~(_SUBWIN|_ISPAD); + + nwin->_attrs = tmp._attrs; + nwin->_bkgd = tmp._bkgd; + + nwin->_clear = tmp._clear; + nwin->_scroll = tmp._scroll; + nwin->_leaveok = tmp._leaveok; + nwin->_use_keypad = tmp._use_keypad; + nwin->_delay = tmp._delay; + nwin->_immed = tmp._immed; + nwin->_sync = tmp._sync; + + nwin->_regtop = tmp._regtop; + nwin->_regbottom = tmp._regbottom; for (n = 0; n < nwin->_maxy + 1; n++) { @@ -89,23 +101,26 @@ WINDOW *getwin(FILE *filep) int putwin(WINDOW *win, FILE *filep) { - int n; + int code = ERR; + int n; T((T_CALLED("putwin(%p,%p)"), win, filep)); - (void) fwrite(win, sizeof(WINDOW), 1, filep); - if (ferror(filep)) - returnCode(ERR); - - for (n = 0; n < win->_maxy + 1; n++) - { - (void) fwrite(win->_line[n].text, - sizeof(chtype), (size_t)(win->_maxx + 1), filep); - if (ferror(filep)) - returnCode(ERR); + if (win) { + (void) fwrite(win, sizeof(WINDOW), 1, filep); + if (ferror(filep)) + returnCode(code); + + for (n = 0; n < win->_maxy + 1; n++) + { + (void) fwrite(win->_line[n].text, + sizeof(chtype), (size_t)(win->_maxx + 1), filep); + if (ferror(filep)) + returnCode(code); + } + code = OK; } - - returnCode(OK); + returnCode(code); } int scr_restore(const char *file) @@ -114,7 +129,7 @@ int scr_restore(const char *file) T((T_CALLED("scr_restore(%s)"), _nc_visbuf(file))); - if ((fp = fopen(file, "r")) == 0) + if ((fp = fopen(file, "rb")) == 0) returnCode(ERR); else { @@ -131,7 +146,7 @@ int scr_dump(const char *file) T((T_CALLED("scr_dump(%s)"), _nc_visbuf(file))); - if ((fp = fopen(file, "w")) == 0) + if ((fp = fopen(file, "wb")) == 0) returnCode(ERR); else { @@ -154,7 +169,7 @@ int scr_init(const char *file) returnCode(ERR); #endif /* exit_ca_mode */ - if ((fp = fopen(file, "r")) == 0) + if ((fp = fopen(file, "rb")) == 0) returnCode(ERR); else if (fstat(STDOUT_FILENO, &stb) || stb.st_mtime > dumptime) returnCode(ERR);