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Re: programming



* Stig Brautaset <stigbrau@online.no> spake thus:
> * Sebastiaan <S.Breedveld@ITS.TUDelft.NL> spake thus:
> > High,
> > 
> > 
> > On Sun, 4 Nov 2001, J.A.Serralheiro wrote:
> > 
> > > hi. Im trying to read a complete line from a text file.
> > > I use the  fscanf( file, "[^\n]",buffer);  butit doesnt work. I reads the
> > > entire file until overflow of the buffer.
> > > 
> > > Can some one tell me how?
> > > 
> > > I read scanf manual, but it wasnt of much help, for me at leastr.
> > > 
> > >From an old proggie I wrote once:
> > while (fgets(buff, sizeof(buff)-1, filestream) != NULL)
> >         {
> > 	/* do something with the 'buff' variable */
> > 	}

Oups, just correcting a few errors:

> 
> void f(char *s, int lim);

int f(char *s, int lim);

> 
> #define LEN 80
> int main(void)
> {
> 	char s[LEN];
> 	
> 	f(s, LEN);
> 	puts(s);

	if (f(s, LEN) == 0)
		puts(s);
> 	
> 	return 0;
> }
> 
> void f(char *s, int lim)
> {
> 	FILE *fp;
> 
> 	if (!(fp = fopen("filename", "r"))) {
> 		puts("error opening file");
> 		return -1;
> 	}
> 	
> 	fgets(s, lim, fp);
	
	return 0;
> }

Regards,
Stig

-- 
brautaset.org
Registered Linux User 107343



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