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02-18-2008, 07:50 AM
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 Re: more improvements for mg In message <20050516151748.GA1337@moule.localdomain> so spake Alexandre Ratchov (alex-contact): > int ret; > char foo[100]; > > ... > ret = snprintf(foo, sizeof(foo), "%s", input); > if (ret < 0 || (size_t)ret >= sizeof(foo)) > > > -1 means that snprintf failed and negative number of chars is meaningless. > This works if sizeof(foo) > INT_MAX because res is converted to size_t. > Have i missed something? While this does look OK I really don't see the need for the cast to size_t. In practice sizeof(foo) will not be > INT_MAX unless you are creating 2GB data structures on the stack and the stack is not big enough to hold such a data structure anyway. - todd      |
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