linux-kernel - [PATCH v2 12/39] scripts: sphinx-pre-install: only show portage hints once

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Message-ID: <f50e027e13f39255f7f0f504b2b8766e2ecf77fa.1752067814.git.mchehab+huawei@kernel.org>
Date: Wed,  9 Jul 2025 15:51:44 +0200
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Linux Doc Mailing List <linux-doc@...r.kernel.org>,
	Jonathan Corbet <corbet@....net>
Cc: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	"Akira Yokosawa" <akiyks@...il.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 12/39] scripts: sphinx-pre-install: only show portage hints once

On gentoo, doesn't repeat instructions about how to enable
portage.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 scripts/sphinx-pre-install.py | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/scripts/sphinx-pre-install.py b/scripts/sphinx-pre-install.py
index 0e165ad05fdb..808d31bfa790 100755
--- a/scripts/sphinx-pre-install.py
+++ b/scripts/sphinx-pre-install.py
@@ -89,6 +89,9 @@ class SphinxDependencyChecker:
         self.python_cmd = ""
         self.activate_cmd = ""
 
+        # Certain hints are meant to be shown only once
+        self.first_hint = True
+
         self.min_version = (0, 0, 0)
         self.cur_version = (0, 0, 0)
         self.latest_avail_ver = (0, 0, 0)
@@ -714,11 +717,14 @@ class SphinxDependencyChecker:
             "media-gfx/graphviz",
         ]
 
-        for p in portages:
-            result = self.run(["grep", p, "/etc/portage/package.use/*"],
-                               stdout=subprocess.PIPE, text=True)
-            if not result.stdout.strip():
-                print(f"\tsudo emerge -av1 {p}")
+        if self.first_hint:
+            for p in portages:
+                result = self.run(["grep", p, "/etc/portage/package.use/*"],
+                                stdout=subprocess.PIPE, text=True)
+                if not result.stdout.strip():
+                    print(f"\tsudo emerge -av1 {p}")
+
+            self.first_hint = False
 
         print(f"\tsudo emerge --ask {self.install}")
 
-- 
2.49.0