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| author | Eric Wieser <wieser.eric@gmail.com> | 2022-10-07 18:49:53 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-10-07 18:49:53 (GMT) |
| commit | c7b220499662f0c7a4cae51e33372f92ca7b1ee9 (patch) | |
| tree | 492d6fd661848364fdedc9fa8060e5f8338ab8d3 /Python | |
| parent | d5fea01d9d439b1638cd8e5db19c33909841d86f (diff) | |
| download | cpython-c7b220499662f0c7a4cae51e33372f92ca7b1ee9.zip cpython-c7b220499662f0c7a4cae51e33372f92ca7b1ee9.tar.gz cpython-c7b220499662f0c7a4cae51e33372f92ca7b1ee9.tar.bz2 | |
Add a warning message about PyOS_snprintf (#95993)
Diffstat (limited to 'Python')
| -rw-r--r-- | Python/mysnprintf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Python/mysnprintf.c b/Python/mysnprintf.c index cd69198..2a505d1 100644 --- a/Python/mysnprintf.c +++ b/Python/mysnprintf.c @@ -9,6 +9,7 @@ would have been written had the buffer not been too small, and to set the last byte of the buffer to \0. At least MS _vsnprintf returns a negative value instead, and fills the entire buffer with non-\0 data. + Unlike C99, our wrappers do not support passing a null buffer. The wrappers ensure that str[size-1] is always \0 upon return. |