Commit 529046c3 "libcflat: add PRI(dux)32 format types" applies a
detection trick that requires native compiling or cross-compiling
with newlib, an embedded system C standard library. We can avoid
the new dependency with a different trick.
Cc: Alex Bennée <alex.bennee@xxxxxxxxxx>
Signed-off-by: Andrew Jones <drjones@xxxxxxxxxx>
---
configure | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/configure b/configure
index 127868ce3090..3045dd129bda 100755
--- a/configure
+++ b/configure
@@ -12,6 +12,7 @@ host=$arch
cross_prefix=
endian=""
pretty_print_stacks=yes
+u32_long=
usage() {
cat <<-EOF
@@ -110,16 +111,11 @@ if [ -f $testdir/run ]; then
fi
# check if uint32_t needs a long format modifier
-cat << EOF > lib_test.c
-#include <inttypes.h>
+cat << EOF > lib-test.c
+__UINT32_TYPE__
EOF
-
-$cross_prefix$cc lib_test.c -E | grep "typedef" | grep "long" | grep "uint32_t" &> /dev/null
-exit=$?
-if [ $exit -eq 0 ]; then
- u32_long=true
-fi
-rm -f lib_test.c
+u32_long=$($cross_prefix$cc -E lib-test.c | awk '! /^#/ && $2 == "long" {print "yes"}')
+rm -f lib-test.c
# check for dependent 32 bit libraries
if [ "$arch" != "arm" ]; then
--
2.9.3
--
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