commit f4ce54a12390aeaa18ec2b188cb130ea44a8ef14
author Jonas Devlieghere <jonas@devlieghere.com> Wed May 30 17:47:11 2018 +0000
committer Jonas Devlieghere <jonas@devlieghere.com> Wed May 30 17:47:11 2018 +0000
tree fa0543992b2fc78d9599f89ba6a03b47e74f4e73
parent 819f2a20c3fc88d6d396ed54101daa8b69256e47

[dsymutil] Escape HTML special characters in plist.

When printing string in the Plist, we weren't escaping the characters
which lead to invalid XML. This patch adds the escape logic to
StringExtras.

rdar://39785334

llvm-svn: 333565

llvm/lib/Support/StringExtras.cpp

diff --git a/llvm/lib/Support/StringExtras.cpp b/llvm/lib/Support/StringExtras.cpp
index f493315..d8f8ff4 100644
--- a/llvm/lib/Support/StringExtras.cpp
+++ b/llvm/lib/Support/StringExtras.cpp
@@ -68,6 +68,23 @@
   }
 }
 
+void llvm::PrintHTMLEscaped(StringRef String, raw_ostream &Out) {
+  for (char C : String) {
+    if (C == '&')
+      Out << "&amp;";
+    else if (C == '<')
+      Out << "&lt;";
+    else if (C == '>')
+      Out << "&gt;";
+    else if (C == '\"')
+      Out << "&quot;";
+    else if (C == '\'')
+      Out << "&apos;";
+    else
+      Out << C;
+  }
+}
+
 void llvm::printLowerCase(StringRef String, raw_ostream &Out) {
   for (const char C : String)
     Out << toLower(C);