| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | ** EPITECH PROJECT, 2024 | ||
| 3 | ** 42sh | ||
| 4 | ** File description: | ||
| 5 | ** The file containing the exec functions | ||
| 6 | */ | ||
| 7 | /** | ||
| 8 | * @file exec.c | ||
| 9 | * @brief The file containing the exec functions | ||
| 10 | */ | ||
| 11 | |||
| 12 | #include "../../include/myshell.h" | ||
| 13 | |||
| 14 | /** | ||
| 15 | * @brief Check if errno is a ENOEXEC error | ||
| 16 | * @return <b>void</b> | ||
| 17 | */ | ||
| 18 | ✗ | static void check_errno(void) | |
| 19 | { | ||
| 20 | ✗ | if (errno == ENOEXEC) { | |
| 21 | ✗ | my_putstr_error(" Wrong Architecture.\n"); | |
| 22 | } else { | ||
| 23 | ✗ | my_putstr_error("\n"); | |
| 24 | } | ||
| 25 | ✗ | } | |
| 26 | |||
| 27 | /** | ||
| 28 | * @brief Execute the command in the child process | ||
| 29 | * @param args The arguments of the command | ||
| 30 | * @param path The path of the command | ||
| 31 | * @param env The environment | ||
| 32 | */ | ||
| 33 | 453 | static void do_child(char **args, char *path, char **env) | |
| 34 | { | ||
| 35 |
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453 | if (args == NULL) |
| 36 | ✗ | exit(1); | |
| 37 |
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453 | if (execve(path, args, env) == -1) { |
| 38 | ✗ | my_fprintf(2, "%s: %s.", path, strerror(errno)); | |
| 39 | ✗ | check_errno(); | |
| 40 | ✗ | exit(errno); | |
| 41 | } | ||
| 42 | 453 | exit(0); | |
| 43 | } | ||
| 44 | |||
| 45 | /** | ||
| 46 | * @brief Execute the command | ||
| 47 | * @param path The path of the command | ||
| 48 | * @param args The arguments of the command | ||
| 49 | * @param env The env | ||
| 50 | * @return <b>int</b> The status of the command | ||
| 51 | */ | ||
| 52 | 445 | static int execute(char *path, char **args, char **env) | |
| 53 | { | ||
| 54 | 445 | int status = 0; | |
| 55 | 445 | pid_t pid = fork(); | |
| 56 | |||
| 57 |
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898 | if (pid == -1) { |
| 58 | ✗ | my_fprintf(2, "fork: %s.\n", strerror(errno)); | |
| 59 | ✗ | return 1; | |
| 60 | } | ||
| 61 |
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898 | if (pid == 0) |
| 62 | 453 | do_child(args, path, env); | |
| 63 | 445 | waitpid(pid, &status, 0); | |
| 64 | 445 | status_handler(status); | |
| 65 | 445 | return WEXITSTATUS(status); | |
| 66 | } | ||
| 67 | |||
| 68 | /** | ||
| 69 | * @brief Execute the command | ||
| 70 | * @param mysh The shell structure | ||
| 71 | * @return <b>int</b> <u>0</u> if the command succeed, <u>1</u> otherwise | ||
| 72 | */ | ||
| 73 | 536 | int exec_command(mysh_t *mysh) | |
| 74 | { | ||
| 75 | 536 | char *path = NULL; | |
| 76 | 536 | char **tmp = NULL; | |
| 77 | |||
| 78 |
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536 | if (mysh->args[0] == NULL) |
| 79 | ✗ | return 1; | |
| 80 | 536 | tmp = globbing(mysh->args); | |
| 81 |
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536 | if (tmp == NULL || tmp[0] == NULL) |
| 82 | ✗ | return 1; | |
| 83 | 536 | mysh->args = my_malloc_strdup_word_array(tmp); | |
| 84 | 536 | FREE(tmp); | |
| 85 | 536 | path = check_command_exist(mysh, mysh->args[0]); | |
| 86 |
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536 | if (path == NULL) |
| 87 | 91 | return 1; | |
| 88 | 445 | return execute(path, mysh->args, mysh->env); | |
| 89 | } | ||
| 90 |