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configure: detect 64 bit time_t

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Certain tests involving timestamps > 32 bits cannot pass with the
current libnotmuch API. We will avoid this issue for now by disabling
those tests on "old" architectures with 32 bit time_t.
This commit is contained in:
David Bremner 2020-06-24 11:32:33 -03:00
parent 751f610922
commit b96ccdf336
1 changed files with 20 additions and 1 deletions
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21
configure vendored
View file

@ -1045,6 +1045,22 @@ else
fi
rm -f compat/have_timegm
cat <<EOF > _time_t.c
#include <time.h>
#include <assert.h>
static_assert(sizeof(time_t) >= 8, "sizeof(time_t) < 8");
EOF
printf "Checking for 64 bit time_t... "
if ${CC} -c _time_t.c -o /dev/null
then
printf "Yes.\n"
have_64bit_time_t=1
else
printf "No.\n"
have_64bit_time_t=0
fi
printf "Checking for dirent.d_type... "
if ${CC} -o compat/have_d_type "$srcdir"/compat/have_d_type.c > /dev/null 2>&1
then
@ -1128,7 +1144,7 @@ for flag in -Wmissing-declarations; do
done
printf "\n\t%s\n" "${WARN_CFLAGS}"
rm -f minimal minimal.c _libversion.c _libversion _libversion.sh _check_session_keys.c _check_session_keys _check_x509_validity.c _check_x509_validity
rm -f minimal minimal.c _time_t.c _libversion.c _libversion _libversion.sh _check_session_keys.c _check_session_keys _check_x509_validity.c _check_x509_validity
# construct the Makefile.config
cat > Makefile.config <<EOF
@ -1429,6 +1445,9 @@ NOTMUCH_HAVE_MAN=$((have_sphinx))
NOTMUCH_HAVE_BASH=${have_bash}
NOTMUCH_BASH_ABSOLUTE=${bash_absolute}
# Whether time_t is 64 bits (or more)
NOTMUCH_HAVE_64BIT_TIME_T=${have_64bit_time_t}
# Whether perl exists, and if so where
NOTMUCH_HAVE_PERL=${have_perl}
NOTMUCH_PERL_ABSOLUTE=${perl_absolute}