1 /* 2 * popen3.h -- execute a command and connect stdin, stdout and stderr 3 * 4 * Copyright (c) 2019, NLnet Labs. All rights reserved. 5 * 6 * See LICENSE for the license. 7 * 8 */ 9 #ifndef POPEN3_H 10 #define POPEN3_H 11 12 #include <stdio.h> 13 #include <sys/types.h> 14 15 /* 16 * Execute a command and connect stdin, stdout and stderr of the process to 17 * respectively finptr, foutptr and ferrptr if non-NULL. The process 18 * identifier of the new process is returned on success and the pointers to 19 * the FILE handles will have been set. On failure, -1 is returned and none 20 * of the pointers will have been set. 21 */ 22 pid_t popen3(char *const *command, 23 int *fdinptr, 24 int *fdoutptr, 25 int *fderrptr); 26 27 #endif /* POPEN3_H */ 28