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Article View: comp.lang.objective-c
Article #392

Re: Undefined reference?

#392
From: Niko
Date: Wed, 14 Mar 2001 08:22
29 lines
2438 bytes
On Tue, 13 Mar 2001 17:04:27 -0600 you wrote:
>Libraries (and static libraries in particular) need to be
>mentioned on the command line _after_ code that uses them.

Thanks Artie for this fast answer, its better now, but I get the same
kind of output with different names... and this time I cannot put
anything else after! is it a problem of installation of libobj?

-------
$gcc -Wno-import printer.m main.m -o test -lobjc

/usr/lib/gcc-lib/i486-suse-linux/2.95.2/libobjc.a(thr-posix.o): In
function `__objc_init_thread_system':
thr-posix.o(.text+0x41): undefined reference to `pthread_key_create'
/usr/lib/gcc-lib/i486-suse-linux/2.95.2/libobjc.a(thr-posix.o): In
function `__objc_thread_detach':
thr-posix.o(.text+0x75): undefined reference to `pthread_create'
/usr/lib/gcc-lib/i486-suse-linux/2.95.2/libobjc.a(thr-posix.o): In
function `__objc_thread_set_data':
thr-posix.o(.text+0x104): undefined reference to `pthread_setspecific'
/usr/lib/gcc-lib/i486-suse-linux/2.95.2/libobjc.a(thr-posix.o): In
function `__objc_thread_get_data':
thr-posix.o(.text+0x120): undefined reference to `pthread_getspecific'
/usr/lib/gcc-lib/i486-suse-linux/2.95.2/libobjc.a(thr-posix.o): In
function `__objc_mutex_trylock':
thr-posix.o(.text+0x1f1): undefined reference to
`pthread_mutex_trylock'
collect2: ld returned 1 exit status
------
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From: Niko <use@reply.to>
Newsgroups: comp.lang.objective-c,gnu.gcc.help
Subject: Re: Undefined reference?
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