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authorDylan Baker <dylan@pnwbakers.com>2018-12-19 13:27:27 -0800
committerDylan Baker <dylan@pnwbakers.com>2018-12-20 11:16:40 -0800
commit0ff7eed289dcb1be62a7ed6973200a2e8420372c (patch)
tree8081bcc883adbd61b4bddc7f4940f1aac7d39e95
parent96063100812d1de46f4146fde92975c98e78c3ce (diff)
docs/meson: Recommend not using CFLAGS and friends
Because of the many caveats involved, using -Dc_args instead of CFLAGS is recommended both by meson upstream and by us. v2: - Fix typo Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> (v1) Reviewed-by: Eric Anholt <eric@anholt.net>
-rw-r--r--docs/meson.html16
1 files changed, 8 insertions, 8 deletions
diff --git a/docs/meson.html b/docs/meson.html
index 21e15ad1c1d..63c106147d1 100644
--- a/docs/meson.html
+++ b/docs/meson.html
@@ -110,14 +110,14 @@ to invoke non-default targets for ninja to update them:
<dl>
<dt><code>Environment Variables</code></dt>
<dd><p>Meson supports the standard CC and CXX environment variables for
-changing the default compiler, and CFLAGS, CXXFLAGS, and LDFLAGS for setting
-options to the compiler and linker during the initial configuration.
-
-These arguments are consumed and stored by meson when it is initialized. To
-change these flags after the build is initialized (or when doing a first
-initialization), consider using <code>-D${lang}_args</code> and
-<code>-D${lang}_link_args</code> instead. Meson will never change compiler in a
-configured build directory.
+changing the default compiler. Meson does support CFLAGS, CXXFLAGS, etc. But
+their use is discouraged because of the many caveats in using them. Instead it
+is recomended to use <code>-D${lang}_args</code> and
+<code>-D${lang}_link_args</code> instead. Among the benefits of these options
+is that they are guaranteed to persist across rebuilds and reconfigurations.
+
+Meson does not allow changing compiler in a configured builddir, you will need
+to create a new build dir for a different compiler.
</p>
<pre>