Subject: Re: some unusual errors
From: [email-masked] (Peter Dalgaard BSA)

22 Sep 1998 13:43:33 -0700
Message-ID: <[email-masked]>
References: <[email-masked]>
To: Michael Richardson <[email-masked]>
Cc: [email-masked] (Michael Hirmke), [email-masked]

Michael Richardson <[email-masked]> writes:

>     >> strtod.c:1239: warning: subscript has type `char'
>     >> which confuses me. What, if not "char" should isspace() take???
> 
>     Michael> As all is<xxx> functions it takes an *int* or *unsigned char* !
> 
> 
>     Michael>        int isalnum (int c);
>     Michael>        int isalpha (int c);
> 
>   Why would you say "unsigned char"??
>   It says "int" to me.
>   So, a signed char should promote to int just fine.

....with everything above 127 mapping to negative numbers!

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - ([email-masked])             FAX: (+45) 35327907
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