From: wjae AT plex DOT nl (Wiel Aerts)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: What do these warnings mean and how can I fix them?
Date: Fri, 15 Jan 1999 18:53:05 GMT
Organization: Plex -- a public access Internet provider
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Message-ID: <369f8d6f.1312510@news.plex.nl>
References: <01be402b$6c7486e0$0100007f AT tim-hoskins>
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On 14 Jan 1999 19:05:48 -0700, "Tim Hoskins" <hoskinst AT cadvision DOT com>
wrote:

>What do these warnings mean and how can I fix them?
>
>Here's the errors in comilation ( DJGPP ):
>
>C:\Programs>gcc b.c -o b.exe
>b.c: In function `main':
>b.c:20: warning: assignment makes pointer from integer without a cast
>b.c:21: warning: assignment makes pointer from integer without a cast
>b.c:25: warning: assignment makes pointer from integer without a cast
>b.c:26: warning: assignment makes pointer from integer without a cast
>
>C:\Programs>
>
>And now the source:
>
>// b.c - a program to list the LFN version of a dos file name.
>// specify the directory to list file from as a command line argument.
>
>#include <stdio.h>
>#include <dos.h>
>
>struct find_t ffblk;
>
>int main( int argc, char *argv[] )
>{
>	
>	char *realname, *newname, *endofstring;
>	int lenofstr, lenoffn;
>	
>	if ( argc < 2 )
>	{
>		printf("\n\nError, no parse directory.");
>		exit(1);
>	}
>	
>	if ( _dos_findfirst("*.*", _A_NORMAL, &ffblk) == 0 )
>	{
>		realname = _truename(ffblk.name, (char *)0);
>		newname = strrchr(realname,92) + sizeof(char);
>		printf("%s\n", newname);
>		while ( _dos_findnext(&ffblk) == 0 )
>		{
>			realname = _truename(ffblk.name, (char *)0);
>			newname = strrchr(realname,92) + sizeof(char);
>			printf("%s\n", newname);
>		}
>	}
>	else
>		printf("no files\n");
>	
>	return 0;
>}
>
>// end of b.c
>
>Thanks,
>Tim Hoskins
><hoskinst AT cadvision DOT com>
If you compile with: gcc -Wall .... you will see that the proper 
prototype of _truename is missing (in that case the compiler will
assume int _truename(...)). You should include <sys/stat.h> (see in
info). Than the warning is gone. For the other function: <string.h>


Greetings,

W. Aerts