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configure: Support preprocessor macros as header names

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New versions of FreeType have moved the location of their API
header(s) and hide the location behind a macro.

Since the location changes between versions and no other way
to know the location exists, this workaround becomes necessary.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Diego Biurrun 2013-12-23 01:03:48 +01:00 committed by Luca Barbato
parent 82b9799bb2
commit 52ccc4a0ec
1 changed files with 9 additions and 2 deletions
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11
configure vendored
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@ -763,6 +763,13 @@ check_ld(){
check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
}
print_include(){
hdr=$1
test "${hdr%.h}" = "${hdr}" &&
echo "#include $hdr" ||
echo "#include <$hdr>"
}
check_code(){
log check_code "$@"
check=$1
@ -771,7 +778,7 @@ check_code(){
shift 3
{
for hdr in $headers; do
echo "#include <$hdr>"
print_include $hdr
done
echo "int main(void) { $code; return 0; }"
} | check_$check "$@"
@ -866,7 +873,7 @@ check_func_headers(){
shift 2
{
for hdr in $headers; do
echo "#include <$hdr>"
print_include $hdr
done
for func in $funcs; do
echo "long check_$func(void) { return (long) $func; }"