Lines Matching defs:shell
42 * Pass the specified command to a shell to be executed.
49 char *shell;
126 * If the command is empty, just invoke a shell.
130 if ((shell = lgetenv("SHELL")) != NULL && *shell != '\0')
133 p = save(shell);
139 int len = (int) (strlen(shell) + strlen(esccmd) + 5);
141 SNPRINTF3(p, len, "%s %s %s", shell, shell_coption(), esccmd);
240 * Pipe a section of the input file into the given shell command.
279 * Create a pipe to the given shell command.
289 * Since we're running a shell program, we must be careful