Make llvm-nm return 1 on error.
This is a small compatibility improvement with gnu nm and makes llvm-nm more
useful as a testing tool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185546 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-nm/llvm-nm.cpp b/tools/llvm-nm/llvm-nm.cpp
index cb46520..c33289b 100644
--- a/tools/llvm-nm/llvm-nm.cpp
+++ b/tools/llvm-nm/llvm-nm.cpp
@@ -121,6 +121,8 @@
bool MultipleFiles = false;
+ bool HadError = false;
+
std::string ToolName;
}
@@ -132,6 +134,7 @@
static bool error(error_code ec, Twine path = Twine()) {
if (ec) {
error(ec.message(), path);
+ HadError = true;
return true;
}
return false;
@@ -429,6 +432,7 @@
} else {
errs() << ToolName << ": " << Filename << ": "
<< "unrecognizable file type\n";
+ HadError = true;
return;
}
}
@@ -463,5 +467,9 @@
std::for_each(InputFilenames.begin(), InputFilenames.end(),
DumpSymbolNamesFromFile);
+
+ if (HadError)
+ return 1;
+
return 0;
}