[1/2] doc/api: generate dependency file for examples doc
Checks
Commit Message
For the doxygen API for the examples folder, we can generate a build
dependency file when we generate the examples.dox file. This allows
correct rebuilds if the files in examples change.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
---
doc/api/generate_examples.sh | 4 ++++
doc/api/meson.build | 5 ++---
2 files changed, 6 insertions(+), 3 deletions(-)
Comments
On Fri, 2020-01-17 at 11:22 +0000, Bruce Richardson wrote:
> For the doxygen API for the examples folder, we can generate a build
> dependency file when we generate the examples.dox file. This allows
> correct rebuilds if the files in examples change.
>
> Signed-off-by: Bruce Richardson <
> bruce.richardson@intel.com
> >
> ---
> doc/api/generate_examples.sh | 4 ++++
> doc/api/meson.build | 5 ++---
> 2 files changed, 6 insertions(+), 3 deletions(-)
Acked-by: Luca Boccassi <bluca@debian.org>
@@ -5,6 +5,10 @@
EXAMPLES_DIR=$1
API_EXAMPLES=$2
+# generate a .d file including both C files and also build files, so we can
+# detect both file changes and file additions/deletions
+echo "$API_EXAMPLES: $(find ${EXAMPLES_DIR} -type f \( -name '*.c' -o -name 'meson.build' \) -printf '%p ' )" > ${API_EXAMPLES}.d
+
exec > "${API_EXAMPLES}"
printf '/**\n'
printf '@page examples DPDK Example Programs\n\n'
@@ -15,7 +15,6 @@ generate_doxygen = find_program('generate_doxygen.sh')
generate_examples = find_program('generate_examples.sh')
generate_css = find_program('doxy-html-custom.sh')
-inputdir = join_paths(meson.source_root(), 'examples')
htmldir = join_paths('share', 'doc', 'dpdk')
# due to the following bug: https://github.com/mesonbuild/meson/issues/4107
@@ -24,9 +23,9 @@ htmldir = join_paths('share', 'doc', 'dpdk')
# false it would be impossible to install the docs.
# So use a configure option for now.
example = custom_target('examples.dox',
- input: inputdir,
output: 'examples.dox',
- command: [generate_examples, '@INPUT@', '@OUTPUT@'],
+ command: [generate_examples, join_paths(meson.source_root(), 'examples'), '@OUTPUT@'],
+ depfile: 'examples.dox.d',
install: get_option('enable_docs'),
install_dir: htmldir,
build_by_default: get_option('enable_docs'))