diff options
Diffstat (limited to 'stdio-common/vfscanf.c')
| -rw-r--r-- | stdio-common/vfscanf.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c index 41b9f51f08..903f5849cc 100644 --- a/stdio-common/vfscanf.c +++ b/stdio-common/vfscanf.c @@ -79,6 +79,10 @@ Cambridge, MA 02139, USA. */ return EOF; \ } \ } while (0) +# define LOCK_STREAM(S) \ + __libc_cleanup_region_start ((void (*) (void *)) &_IO_funlockfile, (S)); \ + _IO_flockfile (S) +# define UNLOCK_STREAM __libc_cleanup_region_end (1) #else # define ungetc(c, s) (--read_in, ungetc (c, s)) # define inchar() ((c = getc (s)), (void) ++read_in, c) @@ -105,8 +109,18 @@ Cambridge, MA 02139, USA. */ return EOF; \ } \ } while (0) +#if 1 + /* XXX For now !!! */ # define flockfile(S) /* nothing */ # define funlockfile(S) /* nothing */ +# define LOCK_STREAM(S) +# define UNLOCK_STREAM +#else +# define LOCK_STREAM(S) \ + __libc_cleanup_region_start (&__funlockfile, (S)); \ + __flockfile (S) +# define UNLOCK_STREAM __libc_cleanup_region_start (1) +#endif #endif @@ -194,7 +208,7 @@ __vfscanf (FILE *s, const char *format, va_list argptr) thousands = (wchar_t) *_NL_CURRENT (LC_NUMERIC, THOUSANDS_SEP); /* Lock the stream. */ - flockfile (s); + LOCK_STREAM (s); /* Run through the format string. */ while (*f != '\0') @@ -441,6 +455,10 @@ __vfscanf (FILE *s, const char *format, va_list argptr) else while (--width > 0 && inchar () != EOF); + if (width > 0) + /* I.e., EOF was read. */ + --read_in; + if (!(flags & SUPPRESS)) ++done; @@ -842,7 +860,7 @@ __vfscanf (FILE *s, const char *format, va_list argptr) } /* Unlock stream. */ - funlockfile (s); + UNLOCK_STREAM; return done; } |