From 8745c4cd4ae8c45cf128ef88f8af793fa235df45 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 19 Aug 2022 12:59:10 +0530
Subject: [PATCH] Make the kitty man pages automatically available inside kitty
 when using a binary build

---
 docs/binary.rst |  4 ----
 kitty/main.py   | 17 +++++++++++++++++
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/docs/binary.rst b/docs/binary.rst
index c7dc5221b..79ee0fd20 100644
--- a/docs/binary.rst
+++ b/docs/binary.rst
@@ -56,10 +56,6 @@ particular desktop, but it should work for most major desktop environments.
     # Update the paths to the kitty and its icon in the kitty.desktop file(s)
     sed -i "s|Icon=kitty|Icon=/home/$USER/.local/kitty.app/share/icons/hicolor/256x256/apps/kitty.png|g" ~/.local/share/applications/kitty*.desktop
     sed -i "s|Exec=kitty|Exec=/home/$USER/.local/kitty.app/bin/kitty|g" ~/.local/share/applications/kitty*.desktop
-    # Install the man pages
-    mkdir -p ~/.local/share/man/man1 ~/.local/share/man/man5
-    ln -s ~/.local/kitty.app/share/man/man1/kitty.1 ~/.local/share/man/man1
-    ln -s ~/.local/kitty.app/share/man/man5/kitty.conf.5 ~/.local/share/man/man5
 
 .. note::
     In :file:`kitty-open.desktop`, kitty is registered to handle some supported
diff --git a/kitty/main.py b/kitty/main.py
index 0aed81c5d..069466400 100644
--- a/kitty/main.py
+++ b/kitty/main.py
@@ -318,6 +318,22 @@ def ensure_kitty_in_path() -> None:
                 os.environ['PATH'] = prepend_if_not_present(rpath, env_path)
 
 
+def setup_manpath(env: Dict[str, str]) -> None:
+    # Ensure kitty manpages are available in frozen builds
+    if not getattr(sys, 'frozen', False):
+        return
+    from .constants import local_docs
+    mp = os.environ.get('MANPATH', env.get('MANPATH', ''))
+    d = os.path.dirname
+    kitty_man = os.path.join(d(d(d(local_docs()))), 'man')
+    if not mp:
+        env['MANPATH'] = f'{kitty_man}:'
+    elif mp.startswith(':'):
+        env['MANPATH'] = f':{kitty_man}:{mp}'
+    else:
+        env['MANPATH'] = f'{kitty_man}:{mp}'
+
+
 def setup_environment(opts: Options, cli_opts: CLIOptions) -> None:
     from_config_file = False
     if not cli_opts.listen_on and opts.listen_on.startswith('unix:'):
@@ -334,6 +350,7 @@ def setup_environment(opts: Options, cli_opts: CLIOptions) -> None:
         # the other values mean the user doesn't want a PATH
         if child_path not in ('', DELETE_ENV_VAR) and child_path is not None:
             env['PATH'] = prepend_if_not_present(os.path.dirname(kitty_path), env['PATH'])
+    setup_manpath(env)
     set_default_env(env)