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| author | Alejandro Colomar <alx@kernel.org> | 2023-12-09 12:06:45 +0100 |
|---|---|---|
| committer | Alejandro Colomar <alx@kernel.org> | 2023-12-09 12:24:34 +0100 |
| commit | 8c3bd620bca7de41c9d3e28d73f09ec88fd52a86 (patch) | |
| tree | 3ede3278ccae71545b0d4ca29983dc32a0edf758 /man3/scanf.3 | |
| parent | 4ea602c6ab2716c00d189d28199a9236180d2145 (diff) | |
| download | man-pages-8c3bd620bca7de41c9d3e28d73f09ec88fd52a86.tar.gz | |
scanf.3: CAVEATS: Trailing text cannot be checked
scanf("%d foo");
It is impossible to know if scanf(3) consumed " foo" or not.
Signed-off-by: Alejandro Colomar <alx@kernel.org>
Diffstat (limited to 'man3/scanf.3')
| -rw-r--r-- | man3/scanf.3 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/man3/scanf.3 b/man3/scanf.3 index de2702b351..8732ef507b 100644 --- a/man3/scanf.3 +++ b/man3/scanf.3 @@ -141,6 +141,9 @@ These functions make it difficult to distinguish newlines from other white space, This is especially problematic with line-buffered input, like the standard input stream. +.P +These functions can't report errors after the last +non-suppressed conversion specification. .SH SEE ALSO .BR fgets (3), .BR getline (3), |