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error in thread programming

 
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# 1  
Old 10-19-2007
error in thread programming
Can you please let me know how to resolve this error:

cc pc1.c
/tmp/cc2os7n1.o: In function `main'Smiliec1.cSmilie.text+0x89): undefined reference to `pthread_create'
collect2: ld returned 1 exit status
# 2  
Old 10-19-2007
Have an include ...

#include <pthread.h>

and compile like this ...

cc pc1.c -lpthread
# 3  
Old 10-19-2007
thanx man .. it works
# 4  
Old 10-19-2007
and also define _REENTRANT eg

cc -D_REENTRANT ...

or make sure you use CFLAGS and put -D_REENTRANT in CFLAGS

this is so that things like errno are defined thread specific
 
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