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-rw-r--r--Source/cmSystemTools.cxx5
-rw-r--r--Source/cmSystemTools.h7
2 files changed, 11 insertions, 1 deletions
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 55cf61d..3b63e87 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -1280,6 +1280,11 @@ bool cmSystemTools::PutEnv(const char* value)
return ret == 0;
}
+bool cmSystemTools::UnsetEnv(const char* value)
+{
+ return unsetenv(value) == 0;
+}
+
std::vector<std::string> cmSystemTools::GetEnvironmentVariables()
{
std::vector<std::string> env;
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index 8af74ed..6988139 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -291,9 +291,14 @@ public:
*/
static std::string RelativePath(const char* local, const char* remote);
- /** put a string into the environment
+ /** Put a string into the environment
of the form var=value */
static bool PutEnv(const char* value);
+
+ /** Remove an environment variable */
+ static bool UnsetEnv(const char* value);
+
+ /** Get the list of all environment variables */
static std::vector<std::string> GetEnvironmentVariables();
/** Setup the environment to enable VS 8 IDE output. */