Since shell_trap_code in build.py sets /bin/sh as the interpreter
we will die a silent death if our environment contains things like
"export -f bodilyfunction" and /bin/sh is really /bin/dash.

Fixes this for the case of devshell.

Signed-off-by: Joe Slater <joe.sla...@windriver.com>
---
 meta/classes/terminal.bbclass | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/meta/classes/terminal.bbclass b/meta/classes/terminal.bbclass
index 6059ae95e0..a564ee7494 100644
--- a/meta/classes/terminal.bbclass
+++ b/meta/classes/terminal.bbclass
@@ -26,6 +26,9 @@ def emit_terminal_func(command, envdata, d):
     bb.utils.mkdirhier(os.path.dirname(runfile))
 
     with open(runfile, 'w') as script:
+        # Override the shell shell_trap_code specifies.
+        # If our shell is bash, we might well face silent death.
+        script.write("#!/bin/bash\n")
         script.write(bb.build.shell_trap_code())
         bb.data.emit_func(cmd_func, script, envdata)
         script.write(cmd_func)
@@ -37,7 +40,7 @@ def emit_terminal_func(command, envdata, d):
 def oe_terminal(command, title, d):
     import oe.data
     import oe.terminal
-
+    
     envdata = bb.data.init()
 
     for v in os.environ:
-- 
2.25.1

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