diff options
Diffstat (limited to 'drivers/unix/file_access_unix.cpp')
| -rw-r--r-- | drivers/unix/file_access_unix.cpp | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/drivers/unix/file_access_unix.cpp b/drivers/unix/file_access_unix.cpp index 8be1d5d8f3..e3026f9fd9 100644 --- a/drivers/unix/file_access_unix.cpp +++ b/drivers/unix/file_access_unix.cpp @@ -56,6 +56,12 @@ #define S_ISREG(m) ((m)&S_IFREG) #endif +#ifndef NO_FCNTL +#include <fcntl.h> +#else +#include <sys/ioctl.h> +#endif + void FileAccessUnix::check_errors() const { ERR_FAIL_COND_MSG(!f, "File must be opened before use."); @@ -123,11 +129,24 @@ Error FileAccessUnix::_open(const String &p_path, int p_mode_flags) { } break; } return last_error; - } else { - last_error = OK; - flags = p_mode_flags; - return OK; } + + // Set close on exec to avoid leaking it to subprocesses. + int fd = fileno(f); + + if (fd != -1) { +#if defined(NO_FCNTL) + unsigned long par = 0; + ioctl(fd, FIOCLEX, &par); +#else + int opts = fcntl(fd, F_GETFD); + fcntl(fd, F_SETFD, opts | FD_CLOEXEC); +#endif + } + + last_error = OK; + flags = p_mode_flags; + return OK; } void FileAccessUnix::close() { @@ -256,6 +275,7 @@ void FileAccessUnix::store_8(uint8_t p_dest) { void FileAccessUnix::store_buffer(const uint8_t *p_src, int p_length) { ERR_FAIL_COND_MSG(!f, "File must be opened before use."); + ERR_FAIL_COND(!p_src); ERR_FAIL_COND((int)fwrite(p_src, 1, p_length, f) != p_length); } |