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author | Erlend Egeberg Aasland <erlend.aasland@innova.no> | 2021-02-19 15:32:31 (GMT) |
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committer | GitHub <noreply@github.com> | 2021-02-19 15:32:31 (GMT) |
commit | 2d3e463e4a5aa109d1c15c86f9631580f5ef7a7e (patch) | |
tree | 6a8af27a58b65963f41d4b61802bb685c4a5d867 /Doc/c-api | |
parent | 4a6bf276ed3e6687394afe26b0d9a061ac06fc6b (diff) | |
download | cpython-2d3e463e4a5aa109d1c15c86f9631580f5ef7a7e.zip cpython-2d3e463e4a5aa109d1c15c86f9631580f5ef7a7e.tar.gz cpython-2d3e463e4a5aa109d1c15c86f9631580f5ef7a7e.tar.bz2 |
closes bpo-43266: Improve array formatting. (GH-24573)
Diffstat (limited to 'Doc/c-api')
-rw-r--r-- | Doc/c-api/conversion.rst | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Doc/c-api/conversion.rst b/Doc/c-api/conversion.rst index e47072f..7b4cc1c 100644 --- a/Doc/c-api/conversion.rst +++ b/Doc/c-api/conversion.rst @@ -25,7 +25,7 @@ functions :c:func:`snprintf` and :c:func:`vsnprintf`. Their purpose is to guarantee consistent behavior in corner cases, which the Standard C functions do not. -The wrappers ensure that *str*[*size*-1] is always ``'\0'`` upon return. They +The wrappers ensure that ``str[size-1]`` is always ``'\0'`` upon return. They never write more than *size* bytes (including the trailing ``'\0'``) into str. Both functions require that ``str != NULL``, ``size > 0``, ``format != NULL`` and ``size < INT_MAX``. @@ -34,13 +34,13 @@ The return value (*rv*) for these functions should be interpreted as follows: * When ``0 <= rv < size``, the output conversion was successful and *rv* characters were written to *str* (excluding the trailing ``'\0'`` byte at - *str*[*rv*]). + ``str[rv]``). * When ``rv >= size``, the output conversion was truncated and a buffer with - ``rv + 1`` bytes would have been needed to succeed. *str*[*size*-1] is ``'\0'`` + ``rv + 1`` bytes would have been needed to succeed. ``str[size-1]`` is ``'\0'`` in this case. -* When ``rv < 0``, "something bad happened." *str*[*size*-1] is ``'\0'`` in +* When ``rv < 0``, "something bad happened." ``str[size-1]`` is ``'\0'`` in this case too, but the rest of *str* is undefined. The exact cause of the error depends on the underlying platform. |