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comparison spawn.cpp @ 0:21b543c7aa14

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Initial commit
author Yasuri <yasuri@charliesmp.net>
date Sun, 13 Sep 2026 19:19:56 +0000
parents
children 00b62a080354
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-1:000000000000 0:21b543c7aa14
1 #include <iostream>
2 #include <unistd.h>
3 #include <sys/wait.h>
4 #include <spawn.h>
5 #include <cstring>
6 #include <string>
7 #include "process.h"
8 extern char** environ; // idk what this does
9 std::string spawn(char* const argv[], const char* path)
10 {
11 pid_t pid;
12 int status;
13 status = posix_spawn(&pid, path, NULL, NULL, const_cast<char* const*>(argv), environ);
14 if (status != 0) {
15 std::cerr << "posix_spawn failed:" << strerror(status) << std::endl;
16 return "error";
17 }
18 if (waitpid(pid, &status, 0) == -1) {
19 perror("waitpid");
20 return "error";
21 }
22 if (WIFEXITED(status)) {
23 return std::to_string(WEXITSTATUS(status));
24 }
25 if (WIFSIGNALED(status)) {
26 return std::to_string(WTERMSIG(status));
27 }
28 return "success";
29 }