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| subject: | Re: Filename Expansion |
G'Day Joshua,
-=> Quoting Joshua Marshall to Frank Adam <=-
JM> strcmp does not return a boolean value. It does not compare the
Yeah, i know that..and my hand is on the bible(well, the ISO draft) ;)
JM> Since the function is not specified as returning a boolean
JM> value then you can't expect a boolean value out of it.
JM> What you want is:
JM> int franks_strcmp(char *s1, char *s2)
JM> {
JM> int i;
It's not really, that i want it.. :-)
Maybe you've missed the start of the thread, i was referring to functions
in general, (and strcmp() happened to pop in my mind) and mainly
to the fact, that a lot of functions are designed to return values with
meanings, opposite to what they would be if they were returning boolean.
Even though i do realize that these functions are not returning boolean
values, it baffles me that in a logical environment, i would have to use
reverse logic to extract a boolean information from *anything*.
Even the strcmp() is a good example to that :
Q. is str1 the same as str2 ?
A. 0 yes, -1 less,1 more.
If i want to get that as boolean value for any reason, be it stupid or not,
the answer is if FALSE it is, if TRUE it's not.
Another one, for example you can't say: OK = rename(this,that); if(OK) bla;
And in that one i'd rarely care about anything but a success.
Hope now you see what i meant...
As a matter of fact a lot of string functions return values, which can be
used as booleans, strchr(), strcpy() etc.. where FALSE would always mean
a failure, (admittedly not much chance for a TRUE pointer :) ).
Anyway, it's just trivial to me, and i'm not about to start either
re-writing the language, or produce code opposed to the standard, but
i thought i'll have a little whinge.
It was still more interesting than the 'goto' thread in C_ECHO, and nobody
flew off the handle here :-)
L8r Frank (fadam{at}ozemail.com.au).
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