terminal: Add support for running custom terminals.

Example config:
OE_TERMINAL = "custom"
OE_TERMINAL_CUSTOMCMD = "mysuperterm"

Signed-off-by: Morten Minde Neergaard <mneergaa@cisco.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>

2 files changed, 22 insertions, 5 deletions

diff --git a/meta/classes/terminal.bbclass b/meta/classes/terminal.bbclass
index 2cd6f4c34f8..51846c125c0 100644
--- a/meta/classes/terminal.bbclass
+++ b/meta/classes/terminal.bbclass
@@ -4,7 +4,7 @@ OE_TERMINAL[choices] = 'auto none \
                         ${@" ".join(o.name \
                                     for o in oe.terminal.prioritized())}'
 
-OE_TERMINAL_EXPORTS = 'XAUTHORITY SHELL DBUS_SESSION_BUS_ADDRESS DISPLAY EXTRA_OEMAKE SCREENDIR'
+OE_TERMINAL_EXPORTS += 'XAUTHORITY SHELL DBUS_SESSION_BUS_ADDRESS DISPLAY EXTRA_OEMAKE SCREENDIR'
 OE_TERMINAL_EXPORTS[type] = 'list'
 
 XAUTHORITY ?= "${HOME}/.Xauthority"
@@ -15,17 +15,19 @@ def oe_terminal(command, title, d):
     import oe.data
     import oe.terminal
 
+    env = dict()
+
     for export in oe.data.typed_value('OE_TERMINAL_EXPORTS', d):
         value = d.getVar(export, True)
         if value is not None:
-            os.environ[export] = str(value)
+            env[export] = str(value)
 
     terminal = oe.data.typed_value('OE_TERMINAL', d).lower()
     if terminal == 'none':
         bb.fatal('Devshell usage disabled with OE_TERMINAL')
     elif terminal != 'auto':
         try:
-            oe.terminal.spawn(terminal, command, title, None, d)
+            oe.terminal.spawn(terminal, command, title, env, d)
             return
         except oe.terminal.UnsupportedTerminal:
             bb.warn('Unsupported terminal "%s", defaulting to "auto"' %
@@ -34,7 +36,7 @@ def oe_terminal(command, title, d):
             bb.fatal('Unable to spawn terminal %s: %s' % (terminal, exc))
 
     try:
-        oe.terminal.spawn_preferred(command, title, None, d)
+        oe.terminal.spawn_preferred(command, title, env, d)
     except oe.terminal.NoSupportedTerminals:
         bb.fatal('No valid terminal found, unable to open devshell')
     except oe.terminal.ExecutionError as exc:
diff --git a/meta/lib/oe/terminal.py b/meta/lib/oe/terminal.py
index 71d8a434101..4c1e318c7c9 100644
--- a/meta/lib/oe/terminal.py
+++ b/meta/lib/oe/terminal.py
@@ -47,7 +47,7 @@ class Terminal(Popen):
 
 class XTerminal(Terminal):
     def __init__(self, sh_cmd, title=None, env=None, d=None):
-        Terminal.__init__(self, sh_cmd, title, env)
+        Terminal.__init__(self, sh_cmd, title, env, d)
         if not os.environ.get('DISPLAY'):
             raise UnsupportedTerminal(self.name)
 
@@ -105,6 +105,21 @@ class Screen(Terminal):
         else:
             logger.warn(msg)
 
+class Custom(Terminal):
+    command = 'false' # This is a placeholder
+    priority = 3
+
+    def __init__(self, sh_cmd, title=None, env=None, d=None):
+        self.command = d and d.getVar('OE_TERMINAL_CUSTOMCMD', True)
+        if self.command:
+            if not '{command}' in self.command:
+                self.command += ' {command}'
+            Terminal.__init__(self, sh_cmd, title, env, d)
+            logger.warn('Custom terminal was started.')
+        else:
+            logger.debug(1, 'No custom terminal (OE_TERMINAL_CUSTOMCMD) set')
+            raise UnsupportedTerminal('OE_TERMINAL_CUSTOMCMD not set')
+
 
 def prioritized():
     return Registry.prioritized()