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%
% (c) The GRASP/AQUA Project, Glasgow University, 1995
%
\subsection[renameDirectory.lc]{renameDirectory Runtime Support}
\begin{code}
#include "rtsdefs.h"
#include "stgio.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
StgInt
renameDirectory(opath, npath)
StgByteArray opath;
StgByteArray npath;
{
struct stat sb;
/* Check for an actual directory */
while (stat(opath, &sb) != 0) {
if (errno != EINTR) {
cvtErrno();
stdErrno();
return -1;
}
}
if (!S_ISDIR(sb.st_mode)) {
ghc_errtype = ERR_INAPPROPRIATETYPE;
ghc_errstr = "not a directory";
return -1;
}
while(rename(opath, npath) != 0) {
if (errno != EINTR) {
cvtErrno();
stdErrno();
return -1;
}
}
return 0;
}
\end{code}
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