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Old 09-29-2003, 04:23 PM   #1
buno
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Registered: Sep 2003
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Angry SDL compiltaion problem!!!


hi ppls,
i'm a new programmer in linux platform.my provblem with the SDL library.i downloaded the SDL source file yesterday and when i tried to first use it in a very simple porgram.but when i tried to compile with gcc with the follwing command i got the followinf messages.i can figure out what is the fault.can please any one explain whats the reason for this


gcc sdl.c -L/usr/local/lib -lSDL -o out

/usr/local/lib/libSDL.so:undefined reference to 'pthread_create'
/usr/local/lib/libSDL.so:undefined reference to 'pthread_cancel'
/usr/local/lib/libSDL.so:undefined reference to 'sem_destroy'
/usr/local/lib/libSDL.so:undefined reference to 'sem_wait'
/usr/local/lib/libSDL.so:undefined reference to 'sem_post'
/usr/local/lib/libSDL.so:undefined reference to 'sem_init'
/usr/local/lib/libSDL.so:undefined reference to 'phread_sigmask'
/usr/local/lib/libSDL.so:undefined reference to 'sem_trywait'
/usr/local/lib/libSDL.so:undefined reference to 'pthread_mutexattr_init'
/usr/local/lib/libSDL.so:undefined reference to 'sem_getvalue'
/usr/local/lib/libSDL.so:undefined reference to 'pthread_join'
collet2:ld returned 1 exit status


thanx everyone.
 
Old 09-29-2003, 04:53 PM   #2
Strike
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Registered: Jun 2001
Location: Houston, TX, USA
Distribution: Debian
Posts: 569

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Use the sdl-config program to get the compiler flags and linker flags right.
 
  


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