#include "du.h"
#include "alloc.h"
-#if !defined __linux__ || defined HAVE_FDOPENDIR
+#if !defined __linux__ || !defined O_NOATIME || defined HAVE_FDOPENDIR
#ifdef HAVE_DIRENT_H
# include <dirent.h>
}
static void du_recurse(char **path, size_t pathlen, size_t *pathsize,
- gotdata_fn_t gotdata, void *gotdata_ctx)
+ gotdata_fn_t gotdata, err_fn_t err, void *gotdata_ctx,
+ int toplevel)
{
const char *name;
dirhandle d;
STRUCT_STAT st;
char **names;
size_t i, nnames, namesize;
+ int statret;
- if (LSTAT(*path, &st) < 0) {
- fprintf(stderr, "%s: lstat: %s\n", *path, strerror(errno));
+ /*
+ * Special case: at the very top of the scan, we follow a
+ * symlink.
+ */
+ if (toplevel)
+ statret = STAT(*path, &st);
+ else
+ statret = LSTAT(*path, &st);
+ if (statret < 0) {
+ err(gotdata_ctx, "%s: lstat: %s\n", *path, strerror(errno));
return;
}
nnames = namesize = 0;
if (open_dir(*path, &d) < 0) {
- fprintf(stderr, "%s: opendir: %s\n", *path, strerror(errno));
+ err(gotdata_ctx, "%s: opendir: %s\n", *path, strerror(errno));
return;
}
while ((name = read_dir(&d)) != NULL) {
sprintf(*path + pathlen, "/%s", names[i]);
}
- du_recurse(path, newpathlen, pathsize, gotdata, gotdata_ctx);
+ du_recurse(path, newpathlen, pathsize, gotdata, err, gotdata_ctx, 0);
sfree(names[i]);
}
sfree(names);
}
-void du(const char *inpath, gotdata_fn_t gotdata, void *gotdata_ctx)
+void du(const char *inpath, gotdata_fn_t gotdata, err_fn_t err,
+ void *gotdata_ctx)
{
char *path;
size_t pathlen, pathsize;
path = snewn(pathsize, char);
strcpy(path, inpath);
- du_recurse(&path, pathlen, &pathsize, gotdata, gotdata_ctx);
+ du_recurse(&path, pathlen, &pathsize, gotdata, err, gotdata_ctx, 1);
}