If configure fails to run due to errors in the expected sphinx environment no helpful message is recorded. Write all of the output to config.log to assist with debugging.
Signed-off-by: Olaf Hering <o...@aepfle.de> --- configure | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/configure b/configure index 12dbb0c76b..55086b0280 100755 --- a/configure +++ b/configure @@ -4908,7 +4908,7 @@ has_sphinx_build() { # sphinx-build doesn't exist at all or if it is too old. mkdir -p "$TMPDIR1/sphinx" touch "$TMPDIR1/sphinx/index.rst" - "$sphinx_build" -c "$source_path/docs" -b html "$TMPDIR1/sphinx" "$TMPDIR1/sphinx/out" >/dev/null 2>&1 + "$sphinx_build" -c "$source_path/docs" -b html "$TMPDIR1/sphinx" "$TMPDIR1/sphinx/out" >> config.log 2>&1 } # Check if tools are available to build documentation.