Issue #21085: add configure check for siginfo_t.si_band
Patch by Masayuki Yamamoto, reviewed and rebased by Erik Bray. This is a first step on the long road toward resupporting Cygwin, which does not provide siginfo_t.si_band.
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@ -1671,6 +1671,7 @@ Florent Xicluna
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Arnon Yaari
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Alakshendra Yadav
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Hirokazu Yamamoto
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Masayuki Yamamoto
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Ka-Ping Yee
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Chi Hsuan Yen
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Jason Yeo
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@ -173,6 +173,9 @@ Windows
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Build
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-----
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- Issue #21085: Add configure check for siginfo_t.si_band, which Cygwin does
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not provide. Patch by Masayuki Yamamoto with review and rebase by Erik Bray.
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- Issue #28258: Fixed build with Estonian locale (python-config and distclean
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targets in Makefile). Patch by Arfrever Frehtes Taifersar Arahesis.
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@ -957,7 +957,11 @@ fill_siginfo(siginfo_t *si)
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PyStructSequence_SET_ITEM(result, 4, _PyLong_FromUid(si->si_uid));
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PyStructSequence_SET_ITEM(result, 5,
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PyLong_FromLong((long)(si->si_status)));
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#ifdef HAVE_SIGINFO_T_SI_BAND
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PyStructSequence_SET_ITEM(result, 6, PyLong_FromLong(si->si_band));
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#else
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PyStructSequence_SET_ITEM(result, 6, PyLong_FromLong(0L));
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#endif
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if (PyErr_Occurred()) {
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Py_DECREF(result);
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return NULL;
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@ -13087,6 +13087,18 @@ cat >>confdefs.h <<_ACEOF
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_ACEOF
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fi
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# Issue #21085: In Cygwin, siginfo_t does not have si_band field.
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ac_fn_c_check_member "$LINENO" "siginfo_t" "si_band" "ac_cv_member_siginfo_t_si_band" "#include <signal.h>
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"
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if test "x$ac_cv_member_siginfo_t_si_band" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_SIGINFO_T_SI_BAND 1
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_ACEOF
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fi
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@ -3907,6 +3907,8 @@ AC_CHECK_MEMBERS([struct passwd.pw_gecos, struct passwd.pw_passwd], [], [], [[
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#include <sys/types.h>
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#include <pwd.h>
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]])
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+# Issue #21085: In Cygwin, siginfo_t does not have si_band field.
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+AC_CHECK_MEMBERS([siginfo_t.si_band], [], [], [[#include <signal.h>]])
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AC_MSG_CHECKING(for time.h that defines altzone)
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AC_CACHE_VAL(ac_cv_header_time_altzone,[
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@ -856,6 +856,9 @@
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/* Define to 1 if you have the `sigaltstack' function. */
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#undef HAVE_SIGALTSTACK
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/* Define to 1 if `si_band' is a member of `siginfo_t'. */
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#undef HAVE_SIGINFO_T_SI_BAND
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/* Define to 1 if you have the `siginterrupt' function. */
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#undef HAVE_SIGINTERRUPT
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