2010/1/26 Måns Rullgård <m...@mansr.com>: > "Michael S. Tsirkin" <m...@redhat.com> writes: > >> Verify that stdio.h supports %lld %zd. >> Some migw variants don't unless requested explicitly (see >> http://www.mail-archive.com/mingw-w64-pub...@lists.sourceforge.net/msg00417.html) >> ), detect them early. >> >> Signed-off-by: Michael S. Tsirkin <m...@redhat.com> >> Acked-by: Juan Quintela <quint...@trasno.org> >> >> --- >> >> changes from v1: >> removed leftover chunk >> >> configure | 20 ++++++++++++++++++++ >> 1 files changed, 20 insertions(+), 0 deletions(-) >> >> diff --git a/configure b/configure >> index 5631bbb..6ba06d6 100755 >> --- a/configure >> +++ b/configure >> @@ -123,6 +123,26 @@ else >> exit 1 >> fi >> >> +# Check that stdio.h compiler is sane: some >> +# mingw variants do not support %z %l that we rely on >> +cat > $TMPC <<EOF >> +#include <stddef.h> >> +#include <stdio.h> >> +size_t z = 1; >> +long long ll = 2; >> +int main(void) { >> + printf("z=%zd;ll=%lld;\n", z, ll); >> + return 0; >> +} >> +EOF >> + >> +if compile_prog && ($TMPE | grep "z=1;ll=2;" > /dev/null); then >> + : C compiler works ok >> +else >> + echo "ERROR: \"$cc\" does not have a working stdio.h" >> + exit 1 >> +fi >> + >> check_define() { >> cat > $TMPC <<EOF >> #if !defined($1) > > This makes cross-compiling impossible. Is that really desirable?
I'd rather drop %ll and %z.
