diff options
| -rw-r--r-- | ChangeLog | 27 | ||||
| -rw-r--r-- | NEWS | 2 | ||||
| -rw-r--r-- | include/stdio.h | 8 | ||||
| -rw-r--r-- | libio/fileno.c | 8 | ||||
| -rw-r--r-- | libio/ftello.c | 7 | ||||
| -rw-r--r-- | libio/iofread.c | 3 | ||||
| -rw-r--r-- | libio/iofread_u.c | 5 | ||||
| -rw-r--r-- | time/tzfile.c | 39 |
8 files changed, 69 insertions, 30 deletions
@@ -1,3 +1,30 @@ +2014-11-12 Joseph Myers <joseph@codesourcery.com> + + [BZ #17583] + * libio/fileno.c (fileno): Rename to __fileno and define as weak + alias of __fileno. Use libc_hidden_weak. + (__fileno): Use libc_hidden_def. + [weak_alias] (fileno_unlocked): Define as weak alias of __fileno. + * libio/ftello.c (ftello): Rename to __ftello and define as weak + alias of __ftello. + [__OFF_T_MATCHES_OFF64_T] (ftello64): Define as weak alias of + __ftello. + * libio/iofread.c [weak_alias && !_IO_MTSAFE_IO] + (__fread_unlocked): Define as strong alias of _IO_fread. Use + libc_hidden_def. + (fread_unlocked): Don't use libc_hidden_ver. + * libio/iofread_u.c (fread_unlocked): Rename to __fread_unlocked + and define as weak alias of __fread_unlocked. Don't use + libc_hidden_def. + (__fread_unlocked): Use libc_hidden_def. + * include/stdio.h (__fileno): Declare. Use libc_hidden_proto. + (ftello): Don't use libc_hidden_proto. + (__ftello): Declare. Use libc_hidden_proto. + (fread_unlocked): Don't use libc_hidden_proto. + (__fread_unlocked): Declare. Use libc_hidden_proto. + * time/tzfile.c (__tzfile_read): Use __fileno, __fread_unlocked + and __ftello instead of fileno, fread_unlocked and ftello. + 2012-11-12 Siddhesh Poyarekar <siddhesh@redhat.com> * sysdeps/s390/s390-32/bcopy.S (__bcopy): Use GOT instead of @@ -11,7 +11,7 @@ Version 2.21 6652, 12926, 14132, 14138, 14171, 15215, 15884, 17266, 17344, 17363, 17370, 17371, 17411, 17460, 17475, 17485, 17501, 17506, 17508, 17522, - 17555. + 17555, 17583. * New locales: tu_IN, bh_IN. diff --git a/include/stdio.h b/include/stdio.h index 9f2ea31..f6c0a77 100644 --- a/include/stdio.h +++ b/include/stdio.h @@ -143,12 +143,16 @@ libc_hidden_proto (perror) libc_hidden_proto (remove) libc_hidden_proto (rewind) libc_hidden_proto (fileno) +extern __typeof (fileno) __fileno; +libc_hidden_proto (__fileno) libc_hidden_proto (fwrite) libc_hidden_proto (fseek) -libc_hidden_proto (ftello) +extern __typeof (ftello) __ftello; +libc_hidden_proto (__ftello) libc_hidden_proto (fflush) libc_hidden_proto (fflush_unlocked) -libc_hidden_proto (fread_unlocked) +extern __typeof (fread_unlocked) __fread_unlocked; +libc_hidden_proto (__fread_unlocked) libc_hidden_proto (fwrite_unlocked) libc_hidden_proto (fgets_unlocked) libc_hidden_proto (fputs_unlocked) diff --git a/libio/fileno.c b/libio/fileno.c index 92b0332..411ea0e 100644 --- a/libio/fileno.c +++ b/libio/fileno.c @@ -28,7 +28,7 @@ #include <stdio.h> int -fileno (fp) +__fileno (fp) _IO_FILE* fp; { CHECK_FILE (fp, EOF); @@ -41,12 +41,14 @@ fileno (fp) return _IO_fileno (fp); } -libc_hidden_def (fileno) +libc_hidden_def (__fileno) +weak_alias (__fileno, fileno) +libc_hidden_weak (fileno) #ifdef weak_alias /* The fileno implementation for libio does not require locking because it only accesses once a single variable and this is already atomic (at least at thread level). Therefore we don't test _IO_MTSAFE_IO here. */ -weak_alias (fileno, fileno_unlocked) +weak_alias (__fileno, fileno_unlocked) #endif diff --git a/libio/ftello.c b/libio/ftello.c index 208ff8c..33a2160 100644 --- a/libio/ftello.c +++ b/libio/ftello.c @@ -31,7 +31,7 @@ off_t -ftello (fp) +__ftello (fp) _IO_FILE *fp; { _IO_off64_t pos; @@ -61,8 +61,9 @@ ftello (fp) } return pos; } -libc_hidden_def (ftello) +libc_hidden_def (__ftello) +weak_alias (__ftello, ftello) #ifdef __OFF_T_MATCHES_OFF64_T -weak_alias (ftello, ftello64) +weak_alias (__ftello, ftello64) #endif diff --git a/libio/iofread.c b/libio/iofread.c index ca792a2..a9d6282 100644 --- a/libio/iofread.c +++ b/libio/iofread.c @@ -49,7 +49,8 @@ libc_hidden_def (_IO_fread) weak_alias (_IO_fread, fread) # ifndef _IO_MTSAFE_IO +strong_alias (_IO_fread, __fread_unlocked) +libc_hidden_def (__fread_unlocked) weak_alias (_IO_fread, fread_unlocked) -libc_hidden_ver (_IO_fread, fread_unlocked) # endif #endif diff --git a/libio/iofread_u.c b/libio/iofread_u.c index 5e46225..f0059b4 100644 --- a/libio/iofread_u.c +++ b/libio/iofread_u.c @@ -30,7 +30,7 @@ #undef fread_unlocked _IO_size_t -fread_unlocked (buf, size, count, fp) +__fread_unlocked (buf, size, count, fp) void *buf; _IO_size_t size; _IO_size_t count; @@ -44,4 +44,5 @@ fread_unlocked (buf, size, count, fp) bytes_read = _IO_sgetn (fp, (char *) buf, bytes_requested); return bytes_requested == bytes_read ? count : bytes_read / size; } -libc_hidden_def (fread_unlocked) +libc_hidden_def (__fread_unlocked) +weak_alias (__fread_unlocked, fread_unlocked) diff --git a/time/tzfile.c b/time/tzfile.c index 52f0994..9abfa47 100644 --- a/time/tzfile.c +++ b/time/tzfile.c @@ -170,7 +170,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap) goto ret_free_transitions; /* Get information about the file we are actually using. */ - if (fstat64 (fileno (f), &st) != 0) + if (fstat64 (__fileno (f), &st) != 0) { fclose (f); goto ret_free_transitions; @@ -188,8 +188,8 @@ __tzfile_read (const char *file, size_t extra, char **extrap) __fsetlocking (f, FSETLOCKING_BYCALLER); read_again: - if (__builtin_expect (fread_unlocked ((void *) &tzhead, sizeof (tzhead), - 1, f) != 1, 0) + if (__builtin_expect (__fread_unlocked ((void *) &tzhead, sizeof (tzhead), + 1, f) != 1, 0) || memcmp (tzhead.tzh_magic, TZ_MAGIC, sizeof (tzhead.tzh_magic)) != 0) goto lose; @@ -248,7 +248,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap) tzspec_len = 0; if (sizeof (time_t) == 8 && trans_width == 8) { - off_t rem = st.st_size - ftello (f); + off_t rem = st.st_size - __ftello (f); if (__builtin_expect (rem < 0 || (size_t) rem < (num_transitions * (8 + 1) + num_types * 6 @@ -293,17 +293,18 @@ __tzfile_read (const char *file, size_t extra, char **extrap) if (sizeof (time_t) == 4 || __builtin_expect (trans_width == 8, 1)) { - if (__builtin_expect (fread_unlocked (transitions, trans_width + 1, - num_transitions, f) + if (__builtin_expect (__fread_unlocked (transitions, trans_width + 1, + num_transitions, f) != num_transitions, 0)) goto lose; } else { - if (__builtin_expect (fread_unlocked (transitions, 4, num_transitions, f) + if (__builtin_expect (__fread_unlocked (transitions, 4, + num_transitions, f) != num_transitions, 0) - || __builtin_expect (fread_unlocked (type_idxs, 1, num_transitions, - f) != num_transitions, 0)) + || __builtin_expect (__fread_unlocked (type_idxs, 1, num_transitions, + f) != num_transitions, 0)) goto lose; } @@ -337,7 +338,8 @@ __tzfile_read (const char *file, size_t extra, char **extrap) { unsigned char x[4]; int c; - if (__builtin_expect (fread_unlocked (x, 1, sizeof (x), f) != sizeof (x), + if (__builtin_expect (__fread_unlocked (x, 1, + sizeof (x), f) != sizeof (x), 0)) goto lose; c = getc_unlocked (f); @@ -352,13 +354,13 @@ __tzfile_read (const char *file, size_t extra, char **extrap) types[i].offset = (long int) decode (x); } - if (__glibc_unlikely (fread_unlocked (zone_names, 1, chars, f) != chars)) + if (__glibc_unlikely (__fread_unlocked (zone_names, 1, chars, f) != chars)) goto lose; for (i = 0; i < num_leaps; ++i) { unsigned char x[8]; - if (__builtin_expect (fread_unlocked (x, 1, trans_width, f) + if (__builtin_expect (__fread_unlocked (x, 1, trans_width, f) != trans_width, 0)) goto lose; if (sizeof (time_t) == 4 || trans_width == 4) @@ -366,7 +368,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap) else leaps[i].transition = (time_t) decode64 (x); - if (__glibc_unlikely (fread_unlocked (x, 1, 4, f) != 4)) + if (__glibc_unlikely (__fread_unlocked (x, 1, 4, f) != 4)) goto lose; leaps[i].change = (long int) decode (x); } @@ -396,7 +398,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap) { /* Skip over the newline first. */ if (getc_unlocked (f) != '\n' - || (fread_unlocked (tzspec, 1, tzspec_len - 1, f) + || (__fread_unlocked (tzspec, 1, tzspec_len - 1, f) != tzspec_len - 1)) tzspec = NULL; else @@ -405,8 +407,8 @@ __tzfile_read (const char *file, size_t extra, char **extrap) else if (sizeof (time_t) == 4 && tzhead.tzh_version[0] != '\0') { /* Get the TZ string. */ - if (__builtin_expect (fread_unlocked ((void *) &tzhead, sizeof (tzhead), - 1, f) != 1, 0) + if (__builtin_expect (__fread_unlocked ((void *) &tzhead, + sizeof (tzhead), 1, f) != 1, 0) || (memcmp (tzhead.tzh_magic, TZ_MAGIC, sizeof (tzhead.tzh_magic)) != 0)) goto lose; @@ -427,14 +429,15 @@ __tzfile_read (const char *file, size_t extra, char **extrap) + num_isgmt2); off_t off; if (fseek (f, to_skip, SEEK_CUR) != 0 - || (off = ftello (f)) < 0 + || (off = __ftello (f)) < 0 || st.st_size < off + 2) goto lose; tzspec_len = st.st_size - off - 1; char *tzstr = alloca (tzspec_len); if (getc_unlocked (f) != '\n' - || (fread_unlocked (tzstr, 1, tzspec_len - 1, f) != tzspec_len - 1)) + || (__fread_unlocked (tzstr, 1, tzspec_len - 1, f) + != tzspec_len - 1)) goto lose; tzstr[tzspec_len - 1] = '\0'; tzspec = __tzstring (tzstr); |