[nasm:nasm-2.12.xx] Make --disable-werror work

[nasm-bot f. H. P. A. <hp...@zy...>]

Commit-ID:  fdf0d073104454fcb57617c339205730a47a60c9
Gitweb:     http://repo.or.cz/w/nasm.git?a=commitdiff;h=fdf0d073104454fcb57617c339205730a47a60c9
Author:     H. Peter Anvin <hp...@zy...>
AuthorDate: Thu, 3 Mar 2016 12:39:02 -0800
Committer:  H. Peter Anvin <hp...@zy...>
CommitDate: Thu, 3 Mar 2016 12:39:02 -0800

Make --disable-werror work

autoconf's handling of --without and --disable are a bit
counterintuitive: instead of calling the "not given" branch of the
conditional, they instead call the "given" part of the conditional
with an argument of "no".  Make --disable-werror work as expected.

Signed-off-by: H. Peter Anvin <hp...@zy...>


---
 configure.in | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/configure.in b/configure.in
index 01c0f07..86d2af9 100644
--- a/configure.in
+++ b/configure.in
@@ -186,6 +186,8 @@ PA_ADD_CFLAGS([-pedantic])
 AC_ARG_ENABLE([werror],
 [AC_HELP_STRING([--enable-werror],
 [compile with -Werror to error out on any warning])],
+[], [enable_werror=no])
+AS_IF([test x"$enable_werror" != xno],
 [PA_ADD_CFLAGS([-Werror])],
 [PA_ADD_CFLAGS([-Werror=implicit])
 PA_ADD_CFLAGS([-Werror=missing-braces])