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avoid a ctor/dtor issue with the ProgramName global.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30925 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-10-13 00:06:24 +00:00
parent f3799d6317
commit efa3da5593
1 changed files with 9 additions and 3 deletions
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12
lib/Support/CommandLine.cpp
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@ -57,8 +57,9 @@ void parser<std::string>::anchor() {}
//===----------------------------------------------------------------------===//
// Globals for name and overview of program
static std::string ProgramName = "<premain>";
// Globals for name and overview of program. Program name is not a string to
// avoid static ctor/dtor issues.
static char ProgramName[80] = "<premain>";
static const char *ProgramOverview = 0;
// This collects additional help to be printed.
@ -303,7 +304,12 @@ void cl::ParseCommandLineOptions(int &argc, char **argv,
"No options specified, or ParseCommandLineOptions called more"
" than once!");
sys::Path progname(argv[0]);
ProgramName = sys::Path(argv[0]).getLast();
// Copy the program name into ProgName, making sure not to overflow it.
std::string ProgName = sys::Path(argv[0]).getLast();
if (ProgName.size() > 79) ProgName.resize(79);
strcpy(ProgramName, ProgName.c_str());
ProgramOverview = Overview;
bool ErrorParsing = false;