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libsel4: Return seL4_Error in invocation stubs

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Some stubs return structs, which will not change, however instead of
long for those that don't return structs they now return a seL4_Error.
This commit is contained in:
Anna Lyons 2017-08-21 17:43:47 +10:00
parent c4d86b9844
commit 8fb06eecff
1 changed files with 3 additions and 2 deletions
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5
libsel4/tools/syscall_stub_gen.py
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@ -566,7 +566,7 @@ def generate_stub(arch, wordsize, interface_name, method_name, method_id, input_
return_type = "%s_%s_t" % (interface_name, method_name)
returning_struct = True
else:
return_type = "long"
return_type = "seL4_Error"
#
# Print doxygen comment.
@ -658,7 +658,8 @@ def generate_stub(arch, wordsize, interface_name, method_name, method_id, input_
# Prepare the result.
#
label = "result.error" if returning_struct else "result"
result.append("\t%s = seL4_MessageInfo_get_label(output_tag);" % label)
cast = " (%s)" % return_type if not returning_struct else ""
result.append("\t%s =%s seL4_MessageInfo_get_label(output_tag);" % (label, cast))
result.append("")
if not use_only_ipc_buffer: