Mercurial > hg > octave-kai > gnulib-hg
changeset 17264:66e6219b0ff0
fwrite: silence __wur only for older glibc versions
* lib/stdio.in.h (fwrite): Limit workaround to glibc 2.4 through 2.15.
This will help us remove this workaround some time in the far future.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Thu, 03 Jan 2013 10:11:25 -0800 |
parents | 283c189edcab |
children | b3f19d3d0811 |
files | ChangeLog lib/stdio.in.h |
diffstat | 2 files changed, 11 insertions(+), 3 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2013-01-03 Paul Eggert <eggert@cs.ucla.edu> + + fwrite: silence __wur only for older glibc versions + * lib/stdio.in.h (fwrite): Limit workaround to glibc 2.4 through 2.15. + This will help us remove this workaround some time in the far future. + 2013-01-03 Eric Blake <eblake@redhat.com> fwrite: silence __wur without using inline
--- a/lib/stdio.in.h +++ b/lib/stdio.in.h @@ -575,13 +575,15 @@ _GL_CXXALIAS_SYS (fwrite, size_t, (const void *ptr, size_t s, size_t n, FILE *stream)); -/* Work around glibc bug 11959 +/* Work around bug 11959 when fortifying glibc 2.4 through 2.15 <http://sources.redhat.com/bugzilla/show_bug.cgi?id=11959>, which sometimes causes an unwanted diagnostic for fwrite calls. This affects only function declaration attributes under certain versions of gcc, and is not needed for C++. */ -# if !defined __cplusplus && 0 < __USE_FORTIFY_LEVEL \ - && 3 < (__GNUC__ + (4 <= __GNUC_MINOR__)) +# if (0 < __USE_FORTIFY_LEVEL \ + && __GLIBC__ == 2 && 4 <= __GLIBC_MINOR__ && __GLIBC_MINOR__ <= 15 \ + && 3 < __GNUC__ + (4 <= __GNUC_MINOR__) \ + && !defined __cplusplus) # undef fwrite # define fwrite(a, b, c, d) ({size_t __r = fwrite (a, b, c, d); __r; }) # endif