From 465b81f546b465445e55428a15f0d978d9bbb67f Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Thu, 23 Jun 2022 19:03:30 +0200
Subject: mmdebstrap: don't show a traceback for build failures

---
 mdbp/mmdebstrap.py | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/mdbp/mmdebstrap.py b/mdbp/mmdebstrap.py
index 6555d3f..65a4856 100644
--- a/mdbp/mmdebstrap.py
+++ b/mdbp/mmdebstrap.py
@@ -123,12 +123,23 @@ def hook_main(buildjsonfilename: str, chrootname: str) -> None:
                       '-oDebug::pkgDepCache::AutoInstall=1',
                       '-oDebug::BuildDeps=1']
         priv_drop(cmd, chroot=chroot, chdir=builddir / subdir)
-    priv_drop(["dpkg-buildpackage", "-uc", "--host-arch=" + hostarch,
-               "--build=" + build.get("type", "binary"),
-               *profile_option(build, "--build-profiles=")],
-              chroot=chroot, setuid="build",
-              privnet=not build.get("network") in ("enable", "try-enable"),
-              chdir=builddir / subdir, env=compute_env(build))
+    try:
+        priv_drop(
+            [
+                "dpkg-buildpackage",
+                "-uc",
+                "--host-arch=" + hostarch,
+                "--build=" + build.get("type", "binary"),
+                *profile_option(build, "--build-profiles="),
+            ],
+            chroot=chroot,
+            setuid="build",
+            privnet=not build.get("network") in ("enable", "try-enable"),
+            chdir=builddir / subdir,
+            env=compute_env(build),
+        )
+    except subprocess.CalledProcessError as cpe:
+        sys.exit(cpe.returncode)
     shutil.rmtree(fullbuilddir / subdir)
     if build.get("lintian", {}).get("run"):
         priv_drop([*apt_get, "install", "lintian"], chroot=chroot)
-- 
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