diff options
Diffstat (limited to 'Source/cmUnsetCommand.cxx')
| -rw-r--r-- | Source/cmUnsetCommand.cxx | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/Source/cmUnsetCommand.cxx b/Source/cmUnsetCommand.cxx index 18bbdd7..cfaa1fd2 100644 --- a/Source/cmUnsetCommand.cxx +++ b/Source/cmUnsetCommand.cxx @@ -2,8 +2,6 @@ file Copyright.txt or https://cmake.org/licensing for details. */ #include "cmUnsetCommand.h" -#include <string.h> - #include "cmAlgorithms.h" #include "cmMakefile.h" #include "cmSystemTools.h" @@ -19,19 +17,16 @@ bool cmUnsetCommand::InitialPass(std::vector<std::string> const& args, return false; } - const char* variable = args[0].c_str(); + auto const& variable = args[0]; // unset(ENV{VAR}) - if (cmHasLiteralPrefix(variable, "ENV{") && strlen(variable) > 5) { + if (cmHasLiteralPrefix(variable, "ENV{") && variable.size() > 5) { // what is the variable name - char* envVarName = new char[strlen(variable)]; - strncpy(envVarName, variable + 4, strlen(variable) - 5); - envVarName[strlen(variable) - 5] = '\0'; + auto const& envVarName = variable.substr(4, variable.size() - 5); #ifdef CMAKE_BUILD_WITH_CMAKE - cmSystemTools::UnsetEnv(envVarName); + cmSystemTools::UnsetEnv(envVarName.c_str()); #endif - delete[] envVarName; return true; } // unset(VAR) |