From 5059daf8bd59a83f520c14731173ea76ce8b8661 Mon Sep 17 00:00:00 2001
From: Hartmut Goebel <h.goebel@crazy-compilers.com>
Date: Sun, 8 Sep 2019 13:09:15 +0200
Subject: [PATCH] [debops-defaults] If `view` is not available, try less, etc.

---
 bin/debops-defaults | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/bin/debops-defaults b/bin/debops-defaults
index 9dd87fe0a..3e3db4c41 100755
--- a/bin/debops-defaults
+++ b/bin/debops-defaults
@@ -96,13 +96,22 @@ def main(role_list):
     config = read_config(project_root)
     playbooks_path = find_playbookpath(config, project_root, required=True)
 
-    # Make sure required commands are present
-    require_commands('view')
-
-    if sys.stdout.isatty():
+    # Check if one of the output commands is present
+    sys.stdout = io.BytesIO()  # suppress error message, if any
+    for cmd_args in (('view', '+set ft=yaml', '-'),
+                     ('less', '-'),
+                     ('more', '-')):
+        try:
+            require_commands(cmd_args[0])
+            break
+        except SystemExit:
+            # this command was not found
+            cmd_args = None
+    sys.stdout = sys.__stdout__
+
+    if cmd_args and sys.stdout.isatty():
         # if script is run as standalone, redirect to view
-        view = subprocess.Popen(['view', '+set ft=yaml', '-'],
-                                stdin=subprocess.PIPE)
+        view = subprocess.Popen(cmd_args, stdin=subprocess.PIPE)
         try:
             aggregate_defaults(playbooks_path, role_list, view.stdin)
         except IOError as e:
-- 
2.21.0

ke-3.15.patch?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/patches/websocketpp-fix-for-cmake-3.15.patch'>
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<div class='path'>path: <a href='/guix/log/?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>root</a>/<a href='/guix/log/gnu?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>gnu</a>/<a href='/guix/log/gnu/packages?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>packages</a>/<a href='/guix/log/gnu/packages/patches?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>patches</a>/<a href='/guix/log/gnu/packages/patches/websocketpp-fix-for-cmake-3.15.patch?id=ca7e310f7ac32354b2e693e9a0f783320952a8fc'>websocketpp-fix-for-cmake-3.15.patch</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/patches/websocketpp-fix-for-cmake-3.15.patch?id=ca7e310f7ac32354<tr><td><span title='2023-07-18 00:41:15 +0200'>2023-07-18</span></td><td><a href='/guix/c<tr><td><span title='2020-06-05 19:33:10 +0200'>2020-06-05</span></td><td><a href='/guix/commit/gnu/packages/patches/websocketpp-fix-for-cmake-3.15.patch?id=1860b4152360a18ac562690c1f541e53537bf262'>gnu: websocketpp: Update to 0.8.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/web.scm (websocketpp): Update to 0.8.2.
[source]: Replace patch.
* gnu/packages/patches/websocketpp-fix-for-boost-1.70.patch: Delete file.
* gnu/packages/patches/websocketpp-fix-for-cmake-3.15.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>