Arg list already has program name in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20208 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeff Cohen 2005-02-16 04:43:45 +00:00
parent db1680b2be
commit e5f7e65f95

View File

@ -81,11 +81,7 @@ Program::ExecuteAndWait(const Path& path,
// have embedded spaces.
// First, determine the length of the command line.
std::string progname(path.getLast());
unsigned len = progname.length() + 1;
if (progname.find(' ') != std::string::npos)
len += 2;
unsigned len = 0;
for (unsigned i = 0; args[i]; i++) {
len += strlen(args[i]) + 1;
if (strchr(args[i], ' '))
@ -96,19 +92,10 @@ Program::ExecuteAndWait(const Path& path,
char *command = reinterpret_cast<char *>(_alloca(len));
char *p = command;
bool needsQuoting = progname.find(' ') != std::string::npos;
if (needsQuoting)
*p++ = '"';
memcpy(p, progname.c_str(), progname.length());
p += progname.length();
if (needsQuoting)
*p++ = '"';
*p++ = ' ';
for (unsigned i = 0; args[i]; i++) {
const char *arg = args[i];
size_t len = strlen(arg);
needsQuoting = strchr(arg, ' ') != 0;
bool needsQuoting = strchr(arg, ' ') != 0;
if (needsQuoting)
*p++ = '"';
memcpy(p, arg, len);