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Diffstat (limited to 'tool/m4/ruby_check_header.m4')
-rw-r--r-- | tool/m4/ruby_check_header.m4 | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tool/m4/ruby_check_header.m4 b/tool/m4/ruby_check_header.m4 new file mode 100644 index 0000000000..6fec9d16c5 --- /dev/null +++ b/tool/m4/ruby_check_header.m4 @@ -0,0 +1,8 @@ +dnl -*- Autoconf -*- +AC_DEFUN([RUBY_CHECK_HEADER], + [# RUBY_CHECK_HEADER($@) + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS m4_if([$5], [], [$INCFLAGS], [$5])" + AC_CHECK_HEADERS([$1], [$2], [$3], [$4]) + CPPFLAGS="$save_CPPFLAGS" + unset save_CPPFLAGS]) |