diff options
Diffstat (limited to 'contrib/perl5/hints/solaris_2.sh')
| -rw-r--r-- | contrib/perl5/hints/solaris_2.sh | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/contrib/perl5/hints/solaris_2.sh b/contrib/perl5/hints/solaris_2.sh index 856f801..935f00d 100644 --- a/contrib/perl5/hints/solaris_2.sh +++ b/contrib/perl5/hints/solaris_2.sh @@ -261,25 +261,26 @@ rm -f core # XXX EOSH -if [ "X$usethreads" = "X$define" ]; then - ccflags="-D_REENTRANT $ccflags" - # -lpthread needs to come before -lc but after other libraries such - # as -lgdbm and such like. We assume here that -lc is present in - # libswanted. If that fails to be true in future, then this can be - # changed to add pthread to the very end of libswanted. - # sched_yield is in -lposix4 - set `echo X "$libswanted "| sed -e 's/ c / posix4 pthread c /'` - shift - libswanted="$*" - - # On Solaris 2.6 x86 there is a bug with sigsetjmp() and siglongjmp() - # when linked with the threads library, such that whatever positive value - # you pass to siglongjmp(), sigsetjmp() returns 1. - # Thanks to Simon Parsons <S.Parsons@ftel.co.uk> for this report. - # Sun BugID is 4117946, "sigsetjmp always returns 1 when called by - # siglongjmp in a MT program". As of 19980622, there is no patch - # available. - cat >try.c <<'EOM' +# This script UU/usethreads.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to use threads. +cat > UU/usethreads.cbu <<'EOCBU' +case "$usethreads" in +$define|true|[yY]*) + ccflags="-D_REENTRANT $ccflags" + + # sched_yield is in -lposix4 + set `echo X "$libswanted "| sed -e 's/ c / posix4 pthread c /'` + shift + libswanted="$*" + + # On Solaris 2.6 x86 there is a bug with sigsetjmp() and siglongjmp() + # when linked with the threads library, such that whatever positive + # value you pass to siglongjmp(), sigsetjmp() returns 1. + # Thanks to Simon Parsons <S.Parsons@ftel.co.uk> for this report. + # Sun BugID is 4117946, "sigsetjmp always returns 1 when called by + # siglongjmp in a MT program". As of 19980622, there is no patch + # available. + cat >try.c <<'EOM' /* Test for sig(set|long)jmp bug. */ #include <setjmp.h> @@ -293,18 +294,20 @@ if [ "X$usethreads" = "X$define" ]; then siglongjmp(env, 2); } EOM - if test "`arch`" = i86pc -a "$osvers" = 2.6 \ - && ${cc:-cc} try.c -lpthread >/dev/null 2>&1 && ./a.out; then - d_sigsetjmp=$undef - cat << 'EOM' >&2 + if test "`arch`" = i86pc -a "$osvers" = 2.6 && \ + ${cc:-cc} try.c -lpthread >/dev/null 2>&1 && ./a.out; then + d_sigsetjmp=$undef + cat << 'EOM' >&2 You will see a *** WHOA THERE!!! *** message from Configure for d_sigsetjmp. Keep the recommended value. See hints/solaris_2.sh for more information. EOM - fi -fi + fi + ;; +esac +EOCBU # This is just a trick to include some useful notes. cat > /dev/null <<'End_of_Solaris_Notes' |
