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8009463: Regression test test\java\lang\Runtime\exec\ArgWithSpaceAndFinalBackslash.java failing

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Reviewed-by: alanb, ahgross
This commit is contained in:
Alexey Utkin 2013-03-08 13:35:15 +04:00
parent 78478633f9
commit 28441d3ff3
1 changed files with 16 additions and 0 deletions
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16
jdk/src/windows/classes/java/lang/ProcessImpl.java
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@ -263,6 +263,22 @@ final class ProcessImpl extends Process {
if (needsEscaping(isCmdFile, s)) {
cmdbuf.append('"');
cmdbuf.append(s);
// The code protects the [java.exe] and console command line
// parser, that interprets the [\"] combination as an escape
// sequence for the ["] char.
// http://msdn.microsoft.com/en-us/library/17w5ykft.aspx
//
// If the argument is an FS path, doubling of the tail [\]
// char is not a problem for non-console applications.
//
// The [\"] sequence is not an escape sequence for the [cmd.exe]
// command line parser. The case of the [""] tail escape
// sequence could not be realized due to the argument validation
// procedure.
if (!isCmdFile && s.endsWith("\\")) {
cmdbuf.append('\\');
}
cmdbuf.append('"');
} else {
cmdbuf.append(s);