void add_pre_buffer(const char *fmt, ...)
{
va_list args;
unsigned int size;
struct token *begin, *end;
char buffer[4096];
va_start(args, fmt);
size = vsnprintf(buffer, sizeof(buffer), fmt, args);
va_end(args);
begin = tokenize_buffer(buffer, size, &end);
if (!pre_buffer_begin)
pre_buffer_begin = begin;
if (pre_buffer_end)
pre_buffer_end->next = begin;
pre_buffer_end = end;
}
static rc_t tokenize_file_and_progname_into_argv( const char * filename, const char * progname,
int * argc, char *** argv )
{
rc_t rc2, rc = 0;
VFSManager *vfs_mgr;
( *argv ) = NULL;
( *argc ) = 0;
rc = VFSManagerMake ( &vfs_mgr );
if ( rc != 0 )
LOGERR( klogInt, rc, "VFSManagerMake() failed" );
else
{
VPath * vfs_path;
rc = VFSManagerMakePath ( vfs_mgr, &vfs_path, "%s", filename );
if ( rc != 0 )
LOGERR( klogInt, rc, "VPathMake() failed" );
else
{
struct KFile const *my_file;
rc = VFSManagerOpenFileRead ( vfs_mgr, &my_file, vfs_path );
if ( rc != 0 )
LOGERR( klogInt, rc, "VFSManagerOpenFileRead() failed" );
else
{
tokenzr *t;
uint64_t pos = 0;
char buffer[ 4096 + 1 ];
size_t num_read;
rc = make_tokenzr( &t, argc, argv );
if ( rc != 0 )
LOGERR( klogInt, rc, "make_tokenzr() failed" );
else
{
if ( progname != NULL )
rc = add_string_to_argv( t, progname, string_size( progname ) );
if ( rc == 0 )
{
do
{
rc = KFileRead ( my_file, pos, buffer, ( sizeof buffer ) - 1, &num_read );
if ( rc != 0 )
LOGERR( klogInt, rc, "KFileRead() failed" );
else if ( num_read > 0 )
{
buffer[ num_read ] = 0;
rc = tokenize_buffer( t, buffer, num_read );
if ( rc != 0 )
LOGERR( klogInt, rc, "tokenize_buffer() failed" );
pos += num_read;
}
} while ( rc == 0 && num_read > 0 );
}
if ( rc == 0 && t->used > 0 )
{
rc = add_token_to_argv( t );
if ( rc != 0 )
LOGERR( klogInt, rc, "add_token_to_argv() failed" );
}
free_tokenzr( t );
}
rc2 = KFileRelease ( my_file );
if ( rc2 != 0 )
LOGERR( klogInt, rc2, "KFileRelease() failed" );
}
rc2 = VPathRelease ( vfs_path );
if ( rc2 != 0 )
LOGERR( klogInt, rc2, "VPathRelease() failed" );
}
rc2 = VFSManagerRelease ( vfs_mgr );
if ( rc2 != 0 )
LOGERR( klogInt, rc2, "VFSManagerRelease() failed" );
}
return rc;
}
