Mercurial > ~dholland > hg > ag > index.cgi
view help2html/must.c @ 7:57b2cc9b87f7
Use memcpy instead of strncpy when we know the length anyway.
Modern gcc seems to think it knows how to detect misuse of strncpy,
but it's wrong (in fact: very, very wrong) and the path of least
resistance is to not try to fight with it.
author | David A. Holland |
---|---|
date | Mon, 30 May 2022 23:47:52 -0400 |
parents | 13d2b8934445 |
children |
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#include <stdlib.h> #include <err.h> #include "must.h" void *must_malloc(size_t len) { void *x = malloc(len); if (!x) { errx(1, "Out of memory"); } return x; } void *must_realloc(void *ptr, size_t len) { void *x = realloc(ptr, len); if (!x) { errx(1, "Out of memory"); } return x; }