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Subject: Re: Case-sensitivity for #include with gcc
To: cygwin AT cygwin DOT com
References: <5A25CD00 DOT 7070304 AT ipno DOT in2p3 DOT fr> <5A25D6CA DOT 2020301 AT ipno DOT in2p3 DOT fr>
From: Yaakov Selkowitz <yselkowitz AT cygwin DOT com>
Message-ID: <71dc5b09-5194-55ff-ad6e-e8c4a54cec39@cygwin.com>
Date: Mon, 4 Dec 2017 18:38:48 -0600
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From: Yaakov Selkowitz <yselkowitz AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Message-ID: <71dc5b09-5194-55ff-ad6e-e8c4a54cec39 AT cygwin DOT com>
Subject: Re: Case-sensitivity for #include with gcc
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On 2017-12-04 17:14, Laurent Tassan-Got wrote:
> =C2=A0=C2=A0=C2=A0 Just consider the simple C program tstl.c
[snip]
> The compilation with the command
> =C2=A0=C2=A0 gcc -Wall -O2 -o tstl.exe tstl.c
> is successful and the execution as well.
>=20
> Now the compilation with:
> =C2=A0=C2=A0 gcc -Wall -O2 -o tstl.exe -I /usr/include/X11=C2=A0=C2=A0 ts=
tl.c
> fails with the following messages:

-I/usr/include/X11 is incorrect, regardless of case (in)sensitivity.
X11 headers are namespaced, meaning that you should e.g. #include
<X11/Xlib.h> instead of <Xlib.h>.  If your code doesn't do that, then
you need to fix it.

--=20
Yaakov


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