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94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
/* This is part of libio/iostream, providing -*- C++ -*- input/output.
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Copyright (C) 1993 Free Software Foundation
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This file is part of the GNU IO Library. This library is free
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software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option)
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any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this library; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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As a special exception, if you link this library with files
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compiled with a GNU compiler to produce an executable, this does not cause
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the resulting executable to be covered by the GNU General Public License.
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This exception does not however invalidate any other reasons why
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the executable file might be covered by the GNU General Public License. */
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/* Written by Per Bothner (bothner@cygnus.com). */
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "libioP.h"
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#include <pfstream.h>
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#include <procbuf.h>
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#include <string.h>
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ipfstream::ipfstream(const char *name, int mode, int prot)
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{
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const char* p;
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// Look for '| command' (as used by ftp).
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for (p = name; *p == ' ' || *p == '\t'; p++) ;
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if (*p == '|') {
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procbuf *pbuf = new procbuf();
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init(pbuf);
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if (!pbuf->open(p+1, mode))
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set(ios::badbit);
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return;
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}
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// Look for 'command |'
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while (*p) p++; // Point to last
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while (p[-1] == ' ' || p[-1] == '\t' || p[-1] == '\n') p--;
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if (p[-1] == '|') {
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// Must remove the final '|'.
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p--;
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#if !defined (__GNUC__) || defined (__STRICT_ANSI__)
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char *command = new char[p-name+1];
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#else
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char command[p-name+1];
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#endif
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memcpy(command, name, p-name);
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command[p-name] = '\0';
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procbuf *pbuf = new procbuf();
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if (pbuf->open(command, mode))
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set(ios::badbit);
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#if !defined (__GNUC__) || defined (__STRICT_ANSI__)
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delete command;
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#endif
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return;
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}
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init(new filebuf());
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if (!rdbuf()->open(name, mode, prot))
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set(ios::badbit);
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}
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opfstream::opfstream(const char *name, int mode, int prot)
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{
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const char *p;
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// Look for '| command'.
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for (p = name; *p == ' ' || *p == '\t'; p++) ;
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if (*p == '|') {
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procbuf *pbuf = new procbuf();
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init(pbuf);
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if (!pbuf->open(p+1, mode))
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set(ios::badbit);
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}
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else {
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init(new filebuf());
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if (!rdbuf()->open(name, mode, prot))
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set(ios::badbit);
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}
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}
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