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| author | Jakob Kaivo <jkk@ung.org> | 2024-01-31 13:24:56 -0500 |
|---|---|---|
| committer | Jakob Kaivo <jkk@ung.org> | 2024-01-31 13:24:56 -0500 |
| commit | 4b43b375b7abae22070cd86bfc26a8222233150e (patch) | |
| tree | 6ff165b17879e80300cb6d05b5537a65c82c2dc7 /src/stdio/snprintf.c | |
| parent | ab3c589cd14c2b7efd79c89fd75ea35edcf9edff (diff) | |
check for overlapping pointers
Diffstat (limited to 'src/stdio/snprintf.c')
| -rw-r--r-- | src/stdio/snprintf.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/stdio/snprintf.c b/src/stdio/snprintf.c index 9bf6d17b..4ee9ec7f 100644 --- a/src/stdio/snprintf.c +++ b/src/stdio/snprintf.c @@ -1,10 +1,12 @@ #include <stdio.h> #include <stdarg.h> +#include <string.h> #include "_stdio.h" int snprintf(char * restrict s, size_t n, const char * restrict format, ...) { SIGNAL_SAFE(0); + ASSERT_NOOVERLAP(s, n, format, strlen(format)); struct io_options opt = { .fnname = __func__, |