X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Ftools%2Fvppapigen%2Fvppapigen.py;h=06bfbff238f262a9836edda30c0eb1d4d05115ad;hb=deecc93bd9a8d4fdf507659894c9850e337636e4;hp=2d2097904c5e9cba2c5ea25429787d41db669ebc;hpb=e30f1e92ebb7fb42a2a06fe7ee50415eef6add1c;p=vpp.git

diff --git a/src/tools/vppapigen/vppapigen.py b/src/tools/vppapigen/vppapigen.py
index 2d2097904c5..06bfbff238f 100755
--- a/src/tools/vppapigen/vppapigen.py
+++ b/src/tools/vppapigen/vppapigen.py
@@ -753,8 +753,15 @@ class VPPAPI(object):
     def parse_filename(self, filename, debug=0):
         if self.revision:
             git_show = f'git show  {self.revision}:{filename}'
-            with Popen(git_show.split(), stdout=PIPE, encoding='utf-8') as git:
-                return self.parse_fd(git.stdout, None)
+            proc = Popen(git_show.split(), stdout=PIPE, encoding='utf-8')
+            try:
+                data, errs = proc.communicate()
+                if proc.returncode != 0:
+                    print(f'File not found: {self.revision}:{filename}', file=sys.stderr)
+                    sys.exit(2)
+                return self.parse_string(data, debug=debug)
+            except Exception as e:
+                sys.exit(3)
         else:
             try:
                 with open(filename, encoding='utf-8') as fd: