From e60683a0d553b6488c564863f4e48954944fb0f8 Mon Sep 17 00:00:00 2001 From: bigbiff bigbiff Date: Fri, 22 Feb 2013 20:55:50 -0500 Subject: use libblkid to get filesystem type we can now use libblkid to detect exfat --- libblkid/closestream.h | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 libblkid/closestream.h (limited to 'libblkid/closestream.h') diff --git a/libblkid/closestream.h b/libblkid/closestream.h new file mode 100644 index 000000000..d61b83b5e --- /dev/null +++ b/libblkid/closestream.h @@ -0,0 +1,51 @@ +#ifndef UTIL_LINUX_CLOSESTREAM_H +#define UTIL_LINUX_CLOSESTREAM_H + +#include +#ifdef HAVE_STDIO_EXT_H +#include +#endif +#include + +#include "c.h" +#include "nls.h" + +#ifndef HAVE___FPENDING +static inline int +__fpending(FILE *stream __attribute__((__unused__))) +{ + return 0; +} +#endif + +static inline int +close_stream(FILE * stream) +{ + const int some_pending = (__fpending(stream) != 0); + const int prev_fail = (ferror(stream) != 0); + const int fclose_fail = (fclose(stream) != 0); + if (prev_fail || (fclose_fail && (some_pending || errno != EBADF))) { + if (!fclose_fail) + errno = 0; + return EOF; + } + return 0; +} + +/* Meant to be used atexit(close_stdout); */ +static inline void +close_stdout(void) +{ + if (close_stream(stdout) != 0 && !(errno == EPIPE)) { + if (errno) + warn(_("write error")); + else + warnx(_("write error")); + _exit(EXIT_FAILURE); + } + + if (close_stream(stderr) != 0) + _exit(EXIT_FAILURE); +} + +#endif /* UTIL_LINUX_CLOSESTREAM_H */ -- cgit v1.2.3