0,0 → 1,49 |
/* This file is part of the SvarCOM project and is published under the terms |
* of the MIT license. |
* |
* Copyright (C) 2021 Mateusz Viste |
* |
* 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, 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 |
* AUTHORS OR 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. |
*/ |
|
#ifndef REDIR_H |
#define REDIR_H |
|
#define REDIR_MAX_PIPES 15 |
|
struct redir_data { |
char *pipes[REDIR_MAX_PIPES + 1]; |
char *stdinfile; |
char *stdoutfile; |
unsigned short stdout_openflag; /* 0x11 or 0x12, used for the 'extended open' call */ |
}; |
|
/* parse commandline and performs necessary redirections. cmdline is |
* modified so all redirections are cut out. |
* piped commands are moved to awaitingcmd for later execution and a temporary file is created (either in current directory or in %TEMP%, if the latter is defined) |
* returns 0 on success, DOS err on failure */ |
unsigned short redir_parsecmd(struct redir_data *d, char *cmdline, char far *awaitingcmd, unsigned short envseg); |
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/* apply stdin/stdout redirections defined in redir_data, returns 0 on success */ |
int redir_apply(const struct redir_data *d); |
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/* restores previous stdout/stdin handlers if they have been redirected */ |
void redir_revert(void); |
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#endif |