projects / mirror_smartmontools-debian.git / blame
| Commit | Line | Data |
|---|---|---|
| ff28b140 TL |
1 | /* |
| 2 | * os_win32/popen.h | |
| 3 | * | |
| 4 | * Home page of code is: https://www.smartmontools.org | |
| 5 | * | |
| 6 | * Copyright (C) 2018 Christian Franke | |
| 7 | * | |
| 8 | * SPDX-License-Identifier: GPL-2.0-or-later | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef POPEN_H | |
| 12 | #define POPEN_H | |
| 13 | ||
| 14 | #define POPEN_H_CVSID "$Id: popen.h 4818 2018-10-17 05:32:17Z chrfranke $" | |
| 15 | ||
| 16 | #include <stdio.h> | |
| 17 | ||
| 18 | // MinGW <stdio.h> defines these to _popen/_pclose | |
| 19 | #undef popen | |
| 20 | #undef pclose | |
| 21 | ||
| 22 | #ifdef __cplusplus | |
| 23 | extern "C" { | |
| 24 | #endif | |
| 25 | ||
| 26 | // popen(3) reimplementation for Windows | |
| 27 | // | |
| 28 | // The _popen() from MSVCRT is not useful as it always opens a new | |
| 29 | // console window if parent process has none. | |
| 30 | // | |
| 31 | // Differences to popen(3): | |
| 32 | // - Only modes "r[bt]" are supported | |
| 33 | // - stdin and stderr from parent are not inherited to child process | |
| 34 | // but redirected to null device | |
| 35 | // - Only one child process can be run at a time | |
| 36 | ||
| 37 | FILE * popen(const char * command, const char * mode); | |
| 38 | ||
| 39 | int pclose(FILE * f); | |
| 40 | ||
| 41 | #ifdef __cplusplus | |
| 42 | } | |
| 43 | #endif | |
| 44 | ||
| 45 | // wait(3) macros from <sys/wait.h> | |
| 46 | #ifndef WIFEXITED | |
| 47 | #define WIFEXITED(status) (((status) & 0xff) == 0x00) | |
| 48 | #define WIFSIGNALED(status) (((status) & 0xff) != 0x00) | |
| 49 | #define WIFSTOPPED(status) (0) | |
| 50 | #define WEXITSTATUS(status) ((status) >> 8) | |
| 51 | #define WTERMSIG(status) ((status) & 0xff) | |
| 52 | #define WSTOPSIG(status) (0) | |
| 53 | #endif // WIFEXITED | |
| 54 | ||
| 55 | #endif // POPEN_H |