[gi-docgen/wip/carlosg/multi-content-dir: 3/5] gendeps: Handle multiple --content-dir arguments

[Carlos Garnacho <carlosg src gnome org>]

commit 10dd921d092acde4b6ad51606db8a0c261c0a40d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sun Jun 6 00:26:52 2021 +0200

    gendeps: Handle multiple --content-dir arguments
    
    In some circumstances it's useful to specify multiple content
    directories. Handle these here, looking up content files in
    all directories.

 gidocgen/gdgendeps.py | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)
---
diff --git a/gidocgen/gdgendeps.py b/gidocgen/gdgendeps.py
index 89cac7f..7718a05 100644
--- a/gidocgen/gdgendeps.py
+++ b/gidocgen/gdgendeps.py
@@ -11,17 +11,17 @@ from . import config, gir, log, utils
 HELP_MSG = "Generates the build dependencies"
 
 
-def _gen_content_files(config, content_dir):
+def _gen_content_files(config, content_dirs):
     content_files = []
     for file_name in config.content_files:
-        content_files.append(os.path.join(content_dir, file_name))
+        content_files.append(utils.find_extra_content_file(content_dirs, file_name))
     return content_files
 
 
-def _gen_content_images(config, content_dir):
+def _gen_content_images(config, content_dirs):
     content_images = []
     for image_file in config.content_images:
-        content_images.append(os.path.join(content_dir, image_file))
+        content_images.append(utils.find_extra_content_file(content_dirs, image_file))
     return content_images
 
 
@@ -40,14 +40,16 @@ def gen_dependencies(repository, config, options):
     outfile.write(repository.girfile)
     outfile.write("\n")
 
-    content_dir = options.content_dir or os.getcwd()
+    content_dirs = options.content_dirs;
+    if content_dirs == []:
+      content_dirs = [os.getcwd()]
 
-    content_files = _gen_content_files(config, content_dir)
+    content_files = _gen_content_files(config, content_dirs)
     for f in content_files:
         outfile.write(f)
         outfile.write("\n")
 
-    content_images = _gen_content_images(config, content_dir)
+    content_images = _gen_content_images(config, content_dirs)
     for f in content_images:
         outfile.write(f)
         outfile.write("\n")
@@ -57,7 +59,7 @@ def add_args(parser):
     parser.add_argument("--add-include-path", action="append", dest="include_paths", default=[],
                         help="include paths for other GIR files")
     parser.add_argument("-C", "--config", metavar="FILE", help="the configuration file")
-    parser.add_argument("--content-dir", default=None, help="the base directory with the extra content")
+    parser.add_argument("--content-dir", action="append", dest="content_dirs", default=[], help="the base 
directories with the extra content")
     parser.add_argument("--dry-run", action="store_true", help="parses the GIR file without generating 
files")
     parser.add_argument("infile", metavar="GIRFILE", type=argparse.FileType('r', encoding='UTF-8'),
                         default=sys.stdin, help="the GIR file to parse")