From: Felix Natter <f DOT natter AT ndh DOT net>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: xmalloc and xfree
Date: 10 Oct 1999 14:05:15 +0200
Organization: Customer of NDH Netzwerkdienste Hoeger GmbH
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References: <199910101551 DOT JAA13611 AT lakdiva DOT slt DOT lk>
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To: djgpp AT delorie DOT com
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"Kalum Somaratna" <kalum AT myflat DOT com> writes:
> Hi Felix,
> The header file wich contain's the definition is stdlib.h  as 
> documented in the doc's.
> 
>  #include <stdlib.h>
>  void *xmalloc(size_t size);
> 
> It is strange that you got the messages. I compiled your program 
> and it linked without any problems and I also didn't get any 
> undefined reference's.

did you also not get any warnings like "implicit declaration of ..." ?
because that's what I got with gcc-2.8.1, and now with gcc-2.95.1
it's getting an error message

> Could you please try compiling the following code and add the -v 
> switch (ie- gcc test.c -o test.exe -v ) and post the output of gcc 
> please so we can see what exactly is happening. You can use 
> something like( gcc test.c -o test.exe -v >output.txt ) and post 
> what was in output.txt.
> 
> #include <stdlib.h>
>  int main() {
>    char *buffer = (char*)xmalloc(1000);
>    xfree(buffer);
>    return 0;
>  }
> 
> See you!
> Kalum <kalum AT myflat DOT com>

-------------------- gcc output ------------------------------------------
Reading specs from c:/djgpp/lib/specs
gcc version 2.95.1 19990816 (release)
 c:/djgpp/lib/gcc-lib/djgpp/2.951/cpp.exe -lang-c++ -v -isystem c:/djgpp/bin/include -D__GNUC__=2 -D__GNUG__=2 -D__GNUC_MINOR__=95 -D__cplusplus -Dunix -Di386 -DGO32 -DMSDOS -DDJGPP=2 -DDJGPP_MINOR=2 -D__unix__ -D__i386__ -D__GO32__ -D__MSDOS__ -D__DJGPP__=2 -D__DJGPP_MINOR__=2 -D__unix -D__i386 -D__GO32 -D__MSDOS -D__DJGPP=2 -D__DJGPP_MINOR=2 -D__EXCEPTIONS test2.cpp C:\WINDOWS\TEMP\ccrggSGg.ii
GNU CPP version 2.95.1 19990816 (release) (80386, BSD syntax)
#include "..." search starts here:
#include <...> search starts here:
 c:/djgpp/lang/cxx
 c:/djgpp/include
 c:/djgpp/lang/cxx
 c:/djgpp/lib/gcc-lib/djgpp/2.951/include
 c:/djgpp/include
End of search list.
The following default directories have been omitted from the search path:
 $DJDIR/lib/gcc-lib/djgpp/2.951/../../../../djgpp/include
End of omitted list.
 c:/djgpp/lib/gcc-lib/djgpp/2.951/cc1plus.exe C:\WINDOWS\TEMP\ccrggSGg.ii -m486 -malign-jumps=2 -malign-loops=2 -malign-functions=2 -m486 -malign-jumps=2 -malign-loops=2 -malign-functions=2 -quiet -dumpbase test2.cc -version -o C:\WINDOWS\TEMP\ccvoUZQi.s
GNU C++ version 2.95.1 19990816 (release) (djgpp) compiled by GNU C version 2.95.1 19990816 (release).
test2.cpp: In function `int main()':
test2.cpp:4: implicit declaration of function `int xmalloc(...)'
test2.cpp:5: implicit declaration of function `int xfree(...)'
---------------------------------------------------------------------------