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Commit8becd82

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Check for ignored thread compiler options to reduce compiler noise.
1 parent8a54a51 commit8becd82

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2 files changed

+42
-14
lines changed

2 files changed

+42
-14
lines changed

‎config/acx_pthread.m4

Lines changed: 21 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -129,17 +129,31 @@ for flag in $acx_pthread_flags; do
129129
pthread_create(0,0,0,0); pthread_cleanup_pop(0);],
130130
[acx_pthread_ok=yes],[acx_pthread_ok=no])
131131
132+
if test "x$acx_pthread_ok" = xyes; then
133+
# Don't use options that are ignored by the compiler.
134+
# We find them by checking stderror.
135+
cat >conftest.$ac_ext <<_ACEOF
136+
int
137+
main ()
138+
{
139+
return 0;
140+
}
141+
_ACEOF
142+
rm -f conftest.$ac_objext conftest$ac_exeext
143+
if test "`(eval $ac_link 2>&1 >/dev/null)`" = ""; then
144+
# we continue with more flags because Linux needs -lpthread
145+
# for libpq builds on PostgreSQL. The test above only
146+
# tests for building binaries, not shared libraries.
147+
PTHREAD_LIBS=" $tryPTHREAD_LIBS $PTHREAD_LIBS"
148+
PTHREAD_CFLAGS="$PTHREAD_CFLAGS $tryPTHREAD_CFLAGS"
149+
else acx_pthread_ok=no
150+
fi
151+
fi
152+
132153
LIBS="$save_LIBS"
133154
CFLAGS="$save_CFLAGS"
134155
135156
AC_MSG_RESULT($acx_pthread_ok)
136-
if test "x$acx_pthread_ok" = xyes; then
137-
# we continue with more flags because Linux needs -lpthread
138-
# for libpq builds on PostgreSQL. The test above only
139-
# tests for building binaries, not shared libraries.
140-
PTHREAD_LIBS=" $tryPTHREAD_LIBS $PTHREAD_LIBS"
141-
PTHREAD_CFLAGS="$PTHREAD_CFLAGS $tryPTHREAD_CFLAGS"
142-
fi
143157
done
144158
fi
145159

‎configure

Lines changed: 21 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -13325,18 +13325,32 @@ acx_pthread_ok=no
1332513325
fi
1332613326
rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
1332713327

13328+
if test "x$acx_pthread_ok" = xyes; then
13329+
# Don't use options that are ignored by the compiler.
13330+
# We find them by checking stderror.
13331+
cat >conftest.$ac_ext <<_ACEOF
13332+
int
13333+
main ()
13334+
{
13335+
return 0;
13336+
}
13337+
_ACEOF
13338+
rm -f conftest.$ac_objext conftest$ac_exeext
13339+
if test "`(eval $ac_link 2>&1 >/dev/null)`" = ""; then
13340+
# we continue with more flags because Linux needs -lpthread
13341+
# for libpq builds on PostgreSQL. The test above only
13342+
# tests for building binaries, not shared libraries.
13343+
PTHREAD_LIBS=" $tryPTHREAD_LIBS $PTHREAD_LIBS"
13344+
PTHREAD_CFLAGS="$PTHREAD_CFLAGS $tryPTHREAD_CFLAGS"
13345+
else acx_pthread_ok=no
13346+
fi
13347+
fi
13348+
1332813349
LIBS="$save_LIBS"
1332913350
CFLAGS="$save_CFLAGS"
1333013351

1333113352
echo "$as_me:$LINENO: result: $acx_pthread_ok" >&5
1333213353
echo "${ECHO_T}$acx_pthread_ok" >&6
13333-
if test "x$acx_pthread_ok" = xyes; then
13334-
# we continue with more flags because Linux needs -lpthread
13335-
# for libpq builds on PostgreSQL. The test above only
13336-
# tests for building binaries, not shared libraries.
13337-
PTHREAD_LIBS=" $tryPTHREAD_LIBS $PTHREAD_LIBS"
13338-
PTHREAD_CFLAGS="$PTHREAD_CFLAGS $tryPTHREAD_CFLAGS"
13339-
fi
1334013354
done
1334113355
fi
1334213356

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