Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.c > #18123

Re: struct looses initialization when passing to a function

From Ian Collins <ian-news@hotmail.com>
Newsgroups comp.lang.c
Subject Re: struct looses initialization when passing to a function
Date 2012-03-03 11:59 +1300
Message-ID <9rd1n8Ftd8U1@mid.individual.net> (permalink)
References <29955299.255.1330701473733.JavaMail.geo-discussion-forums@pbij6>

Show all headers | View raw


On 03/ 3/12 04:17 AM, ArifulHossain tuhin wrote:
> i have a stuct like following:
> typedef struct{
> char static[10];
> int a;
> int b;
> }my_type;
>
> now i've initialized it like following:
>
> my_type * s;
>
> s = (my_type *)malloc(sizeof(my_type));
> memmove(a->static,buf,len);
> s->a = 1;
> s->b = 2;
> myfunc((void *)&s);
>
>
> void myfun(void ** data);
>
> inside myfun i retain initialization for the static[10] field. but i loose other initializations of field a and field b.


Your question isn't very clear and you appear to be writing C rather 
than C++. You might be better of asking on comp.lang.c and providing 
some more details, such as the definition of myfun.

-- 
Ian Collins

Back to comp.lang.c | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread


Thread

struct looses initialization when passing to a function ArifulHossain tuhin <etothepowerpi@gmail.com> - 2012-03-02 07:17 -0800
  Re: struct looses initialization when passing to a function Ian Collins <ian-news@hotmail.com> - 2012-03-03 11:59 +1300
    Re: struct looses initialization when passing to a function Ian Collins <ian-news@hotmail.com> - 2012-03-03 12:01 +1300
  Re: struct looses initialization when passing to a function Kaz Kylheku <kaz@kylheku.com> - 2012-03-02 23:01 +0000
  Re: struct looses initialization when passing to a function nick_keighley_nospam@hotmail.com - 2012-03-03 06:29 -0800
  Re: struct looses initialization when passing to a function Barry Schwarz <schwarz45@yahoo.com> - 2012-03-03 07:29 -0800
    Re: struct looses initialization when passing to a function Keith Thompson <kst-u@mib.org> - 2012-03-03 12:55 -0800
  Re: struct looses initialization when passing to a function Shao Miller <sha0.miller@gmail.com> - 2012-03-03 14:29 -0500

csiph-web