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fix invalid C in new trycppif tests in configure script
author
Rich Felker
<dalias@aerifal.cx>
Fri, 19 Jul 2013 00:37:19 +0000
(20:37 -0400)
committer
Rich Felker
<dalias@aerifal.cx>
Fri, 19 Jul 2013 00:37:19 +0000
(20:37 -0400)
an empty program is not valid and would be reasonable grounds for the
compiler to give an error, which would break these tests.
configure
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diff --git
a/configure
b/configure
index
042c41b
..
b679986
100755
(executable)
--- a/
configure
+++ b/
configure
@@
-56,7
+56,8
@@
while eval "fnmatch '*/' \"\${$1}\"" ; do eval "$1=\${$1%/}" ; done
trycppif () {
printf "checking preprocessor condition %s... " "$1"
-echo "#if $1" > "$tmpc"
+echo "typedef int x;" > "$tmpc"
+echo "#if $1" >> "$tmpc"
echo "#error yes" >> "$tmpc"
echo "#endif" >> "$tmpc"
if $CC $2 -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then