mirror of
https://github.com/transmission/transmission
synced 2024-12-26 17:47:37 +00:00
128 lines
2.3 KiB
C
128 lines
2.3 KiB
C
/*
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* Copyright (c) 2004-2005 Sergey Lyubka <valenok@gmail.com>
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* All rights reserved
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*
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* "THE BEER-WARE LICENSE" (Revision 42):
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* Sergey Lyubka wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return.
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*/
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#include "defs.h"
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void
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set_close_on_exec(int fd)
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{
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(void) fcntl(fd, F_SETFD, FD_CLOEXEC);
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}
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int
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my_stat(const char *path, struct stat *stp)
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{
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return (stat(path, stp));
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}
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int
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my_open(const char *path, int flags, int mode)
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{
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return (open(path, flags, mode));
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}
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int
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my_remove(const char *path)
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{
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return (remove(path));
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}
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int
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my_rename(const char *path1, const char *path2)
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{
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return (rename(path1, path2));
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}
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int
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my_mkdir(const char *path, int mode)
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{
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return (mkdir(path, mode));
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}
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char *
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my_getcwd(char *buffer, int maxlen)
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{
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return (getcwd(buffer, maxlen));
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}
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int
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set_non_blocking_mode(int fd)
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{
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int ret = -1;
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int flags;
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if ((flags = fcntl(fd, F_GETFL, 0)) == -1) {
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DBG(("nonblock: fcntl(F_GETFL): %d", ERRNO));
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} else if (fcntl(fd, F_SETFL, flags | O_NONBLOCK) != 0) {
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DBG(("nonblock: fcntl(F_SETFL): %d", ERRNO));
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} else {
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ret = 0; /* Success */
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}
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return (ret);
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}
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#ifndef NO_CGI
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int
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spawn_process(struct conn *c, const char *prog, char *envblk,
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char *envp[], int sock, const char *dir)
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{
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int ret;
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pid_t pid;
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const char *p, *interp = c->ctx->options[OPT_CGI_INTERPRETER];
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envblk = NULL; /* unused */
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if ((pid = vfork()) == -1) {
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ret = -1;
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elog(E_LOG, c, "redirect: fork: %s", strerror(errno));
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} else if (pid == 0) {
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/* Child */
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(void) chdir(dir);
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(void) dup2(sock, 0);
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(void) dup2(sock, 1);
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(void) closesocket(sock);
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/* If error file is specified, send errors there */
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if (c->ctx->error_log)
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(void) dup2(fileno(c->ctx->error_log), 2);
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if ((p = strrchr(prog, '/')) != NULL)
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p++;
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else
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p = prog;
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/* Execute CGI program */
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if (interp == NULL) {
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(void) execle(p, p, NULL, envp);
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elog(E_FATAL, c, "redirect: exec(%s)", prog);
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} else {
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(void) execle(interp, interp, p, NULL, envp);
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elog(E_FATAL, c, "redirect: exec(%s %s)",
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interp, prog);
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}
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/* UNREACHED */
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exit(EXIT_FAILURE);
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} else {
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/* Parent */
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ret = 0;
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(void) closesocket(sock);
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}
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return (ret);
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}
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#endif /* !NO_CGI */
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