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Use AC_TRY_RUN for checking for -Kpthread.
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configure.in
23
configure.in
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@ -407,20 +407,29 @@ fi
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# -Kpthread, if available, provides the right #defines
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# and linker options to make pthread_create available
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# Some compilers won't report that they do not support -Kpthread,
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# so we need to run a program to see whether it really made the
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# function available.
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AC_MSG_CHECKING(whether $CC accepts -Kpthread)
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AC_CACHE_VAL(ac_cv_kpthread,
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[ac_save_cc="$CC"
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CC="$CC -Kpthread"
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AC_TRY_LINK([#include <pthread.h>],[pthread_create(0,0,0,0)],
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AC_TRY_RUN([
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#include <pthread.h>
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void* routine(void* p){return NULL;}
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int main(){
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pthread_t p;
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if(pthread_create(&p,NULL,routine,NULL)!=0)
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return 1;
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return 0;
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}
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],
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ac_cv_kpthread=yes,
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ac_cv_kpthread=no,
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ac_cv_kpthread=no)
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CC="$ac_save_cc"])
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# GCC does not reject -Kpthread as an illegal option, it merely complains that
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# it is unrecognized
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if test "$GCC" = "yes"
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then ac_cv_kpthread="no, we have gcc"
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fi
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AC_MSG_RESULT($ac_cv_kpthread)
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dnl # check for ANSI or K&R ("traditional") preprocessor
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