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Document Android, OpenBSD printf "%n" lack
authorPaul Eggert <eggert@cs.ucla.edu>
Sun, 6 Aug 2023 19:19:36 +0000 (12:19 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Sun, 6 Aug 2023 19:22:39 +0000 (12:22 -0700)
commitef7951ae4db678d0a29e7567d0a46c4e079ce1bf
tree9ec48a6239b8ac8cfe4a2f5064817e6b0baf336a
parent0a7a71a4f24b4608662b4532bd17aef758f049fd
Document Android, OpenBSD printf "%n" lack

In doc/posix/functions/*printf*.texi,
document that the POSIX-specified printf functions
do not support the %n format on Android and OpenBSD.
This lack of support is deliberate, as %n is
a common target of attacks on security.
doc/posix-functions/dprintf.texi
doc/posix-functions/fprintf.texi
doc/posix-functions/printf.texi
doc/posix-functions/snprintf.texi
doc/posix-functions/sprintf.texi
doc/posix-functions/swprintf.texi
doc/posix-functions/vdprintf.texi
doc/posix-functions/vfprintf.texi
doc/posix-functions/vprintf.texi
doc/posix-functions/vsnprintf.texi
doc/posix-functions/vsprintf.texi