X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/ab6a6ff3011244795eb920cc577114776f57d63f..efdccb093d1945ed1bffe0b8f8606ebc01c5926f:/tools/showbuildenv

diff --git a/tools/showbuildenv b/tools/showbuildenv
index e12bfe35..81f278e8 100755
--- a/tools/showbuildenv
+++ b/tools/showbuildenv
@@ -5,20 +5,40 @@
 # build environment on machines they can't login on.  It also provides
 # a history in the build logs that might be useful in catching
 # regressions.
-# 
+#
 # This script should *only* report basic information about the build
 # environment, and only that necessary to reproduce the build
 # environment.
+#
+# The script's exit status must be zero if all went acceptably well as
+# buildbot checks for this and marks the `environment' stage as failed
+# otherwise.
 
 offset () {
-    sed -e 's/^/    /'
+    sed -e '/./s/^/    /' "$@"
 }
+
 header () {
     echo
-    echo $*
+    echo "$@"
     echo
 }
 
+# os-release is the new s*stemd standard.  Then it's the more unique
+# ones with redhat-release bringing up the rear because other platforms
+# also use that to placate broken logic that use its prescence as a
+# use-RPM test.
+for f in \
+    /etc/os-release /etc/arch-release /etc/debian_version \
+    /etc/fedora-release /etc/gentoo-release /etc/redhat-release \
+    /etc/lsb-release \
+    ; do
+    test -f $f || continue
+    header $f
+    offset $f
+    break
+done
+
 os=`uname`
 
 for i in a m p r s v; do
@@ -44,11 +64,8 @@ case ${os} in
 	cc -v 2>&1 | offset
 
   	header Installed packages:
+        #### pkg(7) or pkg_info(1) might not always be available.
 	(pkg info 2>/dev/null | offset) || true
 	(pkg_info 2>/dev/null | offset) || true
 	;;
-
-    Linux)
-        header Linux distribution:
-        (lsb_release -a 2>&1 | offset) || true
 esac