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Date: Sat, 2 Apr 2005 18:52:07 +0400
From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Devel discussion list <devel@altlinux.ru>
Subject: Re: [devel] Q: linker & -z defs
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Hi,

On Sat, Apr 02, 2005 at 12:48:31AM +0400, Anton D. Kachalov wrote:
> =EE=C1=D4=CB=CE=D5=CC=D3=D1 =CE=C1 =D4=C1=CB=D5=C0 =CE=C5=D0=D2=C9=D1=D4=
=CE=CF=D3=D4=D8 =D3 pkgconfig + gtk+-2.0.
> $ pkg-config --libs "gtk+-2.0"
> -lgtk-x11-2.0
>=20
> $ gcc -shared -o foobar.so -Wl,-z,defs foobar.c -lgtk-x11-2.0
> /tmp/ccML0lkr.o(.text+0x7): In function `foobar':
> : undefined reference to `gdk_x11_display_get_xdisplay'
> collect2: ld returned 1 exit status
>=20
> =C6=C1=CA=CC foobar.c:
> <=CB=D5=D3=D8>
> extern void gdk_x11_display_get_xdisplay();
>=20
> void foobar()
> {
>     gdk_x11_display_get_xdisplay();
> }
> </=D8=D3=D5=CB>
>=20
> =C5=D3=CC=C9 =CC=C9=CE=CB=CF=D7=C1=D4=D8=D3=D1 =D4=C1=CB:
> $ gcc -shared -o foobar.so foobar.c -lgtk-x11-2.0
> =C9=CC=C9 =D4=C1=CB:
> $ gcc -shared -o foobar.so -Wl,-z,defs foobar.c -lgtk-x11-2.0 -lgdk-x11-2=
.0
> =D4=CF =D7=D3=A3 =D0=D5=DE=CB=CF=CD.
>=20
> =F7=CF=D0=D2=CF=D3 =D7 =D3=CC=C5=C4=D5=C0=DD=C5=CD, =CB=D4=CF =CE=C5=D0=
=D2=C1=D7?

=EF=C2=CF=C2=DD=A3=CE=CE=CF=C5 =D0=D2=C1=D7=C9=CC=CF:
=E5=D3=CC=C9
ldd -r /usr/lib/libgtk-x11-2.0.so
=CE=C1=CA=C4=A3=D4 =DE=D4=CF-=CE=C9=C2=D5=C4=D8 undefined, =DA=CE=C1=DE=C9=
=D4, =CE=C1=C4=CF =C6=C9=CB=D3=C9=D4=D8 =DC=D4=D5 =C2=C9=C2=CC=C9=CF=D4=C5=
=CB=D5.
=E5=D3=CC=C9 =CE=C5 =CE=C1=CA=C4=A3=D4, =DA=CE=C1=DE=C9=D4, =C6=C9=CB=D3=C9=
=D4=D8 =CE=C1=C4=CF =D4=D7=CF=CA makefile.


--=20
ldv

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