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// ARGV.cpp
// $Id$
// Transforms a string BUF into an ARGV-style vector of strings.
#define ACE_BUILD_DLL
#include "ace/ARGV.h"
#if !defined (__ACE_INLINE__)
#include "ace/ARGV.i"
#endif /* __ACE_INLINE__ */
ACE_ALLOC_HOOK_DEFINE(ACE_ARGV)
void
ACE_ARGV::dump (void) const
{
ACE_TRACE ("ACE_ARGV::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, "argc_ = %d", this->argc_));
for (size_t i = 0; i < this->argc_; i++)
ACE_DEBUG ((LM_DEBUG, "\nargv_[%i] = %s", i, this->argv_[i]));
ACE_DEBUG ((LM_DEBUG, "\nbuf = %s\n"));
ACE_DEBUG ((LM_DEBUG, "\n"));
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}
ACE_ARGV::ACE_ARGV (char buf[],
int substitute_env_args)
: argc_ (0),
argv_ (0),
buf_ (0)
{
ACE_TRACE ("ACE_ARGV::ACE_ARGV");
if (buf == 0)
return;
char *cp = buf;
// First pass: count arguments.
// '#' is the start-comment token..
while (*cp != '\0' && *cp != '#')
{
// Skip whitespace..
while (isspace (*cp))
cp++;
// Increment count and move to next whitespace..
if (*cp != '\0')
this->argc_++;
// Grok quotes....
if (*cp == '\'' || *cp == '"')
{
char quote = *cp;
// Scan past the string..
for (cp++; *cp != '\0' && *cp != quote; cp++)
continue;
// '\0' implies unmatched quote..
if (*cp == '\0')
{
ACE_ERROR ((LM_ERROR,
"unmatched %c detected\n", quote));
this->argc_--;
break;
}
else
cp++;
}
else // Skip over non-whitespace....
while (*cp != '\0' && !isspace (*cp))
cp++;
}
// Second pass: copy arguments..
char arg[BUFSIZ];
// Make a new argv vector of argc + 1 elements.
ACE_NEW (this->argv_, char *[this->argc_ + 1]);
for (size_t i = 0; i < this->argc_; i++)
{
// Skip whitespace..
while (isspace (*buf))
buf++;
// Copy next argument and move to next whitespace..
if (*buf == '\'' || *buf == '"')
{
char quote = *buf++;
for (cp = arg;
*buf != '\0' && *buf != quote;
buf++, cp++)
if (unsigned (cp - arg) < sizeof arg)
*cp = *buf;
*cp = '\0';
if (*buf == quote)
buf++;
}
else
{
for (cp = arg;
*buf && !isspace (*buf);
buf++, cp++)
if (unsigned (cp - arg) < sizeof arg)
*cp = *buf;
*cp = '\0';
}
// Check for environment variable substitution here.
if (substitute_env_args)
this->argv_[i] = ACE::strenvdup (arg);
else
this->argv_[i] = ACE_OS::strdup (arg);
}
this->argv_[this->argc_] = 0;
}
ACE_ARGV::ACE_ARGV (char *argv[],
int substitute_env_args)
: argc_ (0),
argv_ (0),
buf_ (0)
{
ACE_TRACE ("ACE_ARGV::ACE_ARGV");
if (argv == 0 || argv[0] == 0)
return;
int buf_len = 0;
// Determine the length of the buffer.
for (int i = 0; argv[i] != 0; i++)
{
char *temp;
// Account for environment variables.
if (substitute_env_args
&& (argv[i][0] == '$'
&& (temp = ACE_OS::getenv (&argv[i][1])) != 0))
buf_len += ACE_OS::strlen (temp);
else
buf_len += ACE_OS::strlen (argv[i]);
// Add one for the extra space between each string.
buf_len++;
}
// Step through all argv params and copy each one into buf; separate
// each param with white space.
ACE_NEW (this->buf_, char[buf_len]);
char *end = this->buf_;
for (int j = 0; argv[j] != 0; j++)
{
char *temp;
// Account for environment variables.
if (substitute_env_args
&& (argv[j][0] == '$'
&& (temp = ACE_OS::getenv (&argv[j][1])) != 0))
end = ACE::strecpy (end, temp);
else
end = ACE::strecpy (end, argv[j]);
// Add white space and advance the pointer.
*end++ = ' ';
}
// Null terminate the string.
*end = '\0';
}
// Free up the space allocated by the constructor..
ACE_ARGV::~ACE_ARGV (void)
{
ACE_TRACE ("ACE_ARGV::~ACE_ARGV");
if (this->argv_ == 0)
return;
for (int i = 0; this->argv_[i] != 0; i++)
ACE_OS::free ((void *) this->argv_[i]);
ACE_OS::free ((void *) this->argv_);
delete this->buf_;
}
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