toolchain/wrapper: rename BR_DEBUG_WRAPPER

The user-facing variables should be prefixed with BR2_, not BR_.

Also quote the variable in the manual.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/docs/manual/customize-toolchain.txt b/docs/manual/customize-toolchain.txt
index 4f3fe2369567a64592a5d3558131a5c59c7282ad..55a0480890b5684ab2d2362840f9b964c8a88b18 100644 (file)
--- a/docs/manual/customize-toolchain.txt
+++ b/docs/manual/customize-toolchain.txt
@@ -21,7 +21,7 @@ When using an external toolchain, Buildroot generates a wrapper program,
 that transparently passes the appropriate options (according to the
 configuration) to the external toolchain programs. In case you need to
 debug this wrapper to check exactly what arguments are passed, you can
-set the environment variable BR_DEBUG_WRAPPER to either one of:
+set the environment variable +BR2_DEBUG_WRAPPER+ to either one of:
 
 * +0+, empty or not set: no debug
 

diff --git a/toolchain/toolchain-external/ext-toolchain-wrapper.c b/toolchain/toolchain-external/ext-toolchain-wrapper.c
index 81c6ed1b2e5b99734499ec8e454d8f321f78c5a4..db497844c1f7cdd597c8695c1fd50972a0a32fc3 100644 (file)
--- a/toolchain/toolchain-external/ext-toolchain-wrapper.c
+++ b/toolchain/toolchain-external/ext-toolchain-wrapper.c
@@ -191,7 +191,7 @@ int main(int argc, char **argv)
         * set to 1          : trace all arguments on a single line
         * set to 2          : trace one argument per line
         */
-       if ((env_debug = getenv("BR_DEBUG_WRAPPER"))) {
+       if ((env_debug = getenv("BR2_DEBUG_WRAPPER"))) {
                debug = atoi(env_debug);
                if (debug > 0) {
                        fprintf(stderr, "Toolchain wrapper executing:");