From 263820370cee91c2f0197b94b8ad29cbdec45fc0 Mon Sep 17 00:00:00 2001
From: Jan Lindemann <jan@janware.com>
Date: Mon, 10 Jun 2019 13:55:55 +0000
Subject: [PATCH] projects.py: Allow import of projects.py

Signed-off-by: Jan Lindemann <jan@janware.com>
---
 scripts/projects.py | 59 ++++++++++++++++++++++++---------------------
 1 file changed, 32 insertions(+), 27 deletions(-)

diff --git a/scripts/projects.py b/scripts/projects.py
index cdbe4c58..a3646cf0 100644
--- a/scripts/projects.py
+++ b/scripts/projects.py
@@ -870,39 +870,44 @@ do_debug = False
 topdir = None
 top_name = None
 glob_os_cascade = None
+do_debug = False
+projs_root = expanduser("~") + '/local/src/jw.dev/proj'
 
-skip = 0
-for a in sys.argv[1::]:
-    global_args.append(a)
-    if a in [ '--prefix', '-p', '--topdir', '-t' ]:
-        skip = 1
-        continue
-    if skip > 0:
-        skip = skip -1
-        continue
-    if a[0] != '-':
-        break
+if __name__ == "__main__":
+    skip = 0
+    for a in sys.argv[1::]:
+        global_args.append(a)
+        if a in [ '--prefix', '-p', '--topdir', '-t' ]:
+            skip = 1
+            continue
+        if skip > 0:
+            skip = skip -1
+            continue
+        if a[0] != '-':
+            break
 
-parser = argparse.ArgumentParser(description='Project metadata evaluation')
-parser.add_argument('cmd', default='', help='Command')
-parser.add_argument('--debug', '-d', action='store_true',
-    default=False, help='Output debug information to stderr')
-parser.add_argument('--topdir', '-t', nargs='?', help='Project Path')
-parser.add_argument('--prefix', '-p', nargs='?', default = expanduser("~") +
-    '/local/src/jw.dev/proj', help='Projects Path Prefix')
-parser.add_argument('arg', nargs='*', help='Command arguments')
-args = parser.parse_args(global_args)
+    parser = argparse.ArgumentParser(description='Project metadata evaluation')
+    parser.add_argument('cmd', default='', help='Command')
+    parser.add_argument('--debug', '-d', action='store_true',
+        default=False, help='Output debug information to stderr')
+    parser.add_argument('--topdir', '-t', nargs='?', help='Project Path')
+    parser.add_argument('--prefix', '-p', nargs='?', default = projs_root, help='Projects Path Prefix')
+    parser.add_argument('arg', nargs='*', help='Command arguments')
+    args = parser.parse_args(global_args)
 
-do_debug = args.debug
+    do_debug = args.debug
 
-debug("----------------------------------------- running ", ' '.join(sys.argv))
+    debug("----------------------------------------- running ", ' '.join(sys.argv))
 
-projs_root = args.prefix
-if args.topdir:
-    topdir = args.topdir
+    projs_root = args.prefix
+    if args.topdir:
+        topdir = args.topdir
+
+if topdir:
     top_name = res_cache.run(read_value, [topdir + '/make/project.conf', 'build', 'name'])
     if not top_name:
         top_name = re.sub('-[0-9.-]*$', '', basename(realpath(topdir)))
 
-cmd = getattr(sys.modules[__name__], 'cmd_' + args.cmd.replace('-', '_'))
-cmd(sys.argv[(len(global_args) + 1)::])
+if __name__ == "__main__":
+    cmd = getattr(sys.modules[__name__], 'cmd_' + args.cmd.replace('-', '_'))
+    cmd(sys.argv[(len(global_args) + 1)::])