1 files changed, 106 insertions, 0 deletions
diff --git a/src/util.c b/src/util.c
new file mode 100644
index 0000000..91954dd
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,106 @@
+#include <stdio.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <errno.h>
+#include <limits.h>
+#include <unistd.h>
+#include "util.h"
+
+void statistics(DB *db) {
+    DB_BTREE_STAT *statp;
+    int ret;
+
+    assert(db);
+    
+     if ((ret = db->stat(db, &statp, 0)) != 0) {
+        db->err(db, ret, "DB->stat");
+        return;
+    }
+    
+    printf("Database contains %lu records\n", (long unsigned) statp->bt_ndata);
+    free(statp);
+}
+
+char* normalize_path(char *s) {
+    char *l, *p, *d;
+
+    // deletes /./ and //
+
+    if (*s == '/')
+        l = p = d = s+1;
+    else
+        l = p = d = s;
+    
+    for (; *p; p++) {
+        if (*p == '/') {
+
+            if (l-p == 0) {
+                l++;
+                continue;
+            }
+
+            if (p-l == 1 && *l == '.') {
+                l += 2;
+                continue;
+            }
+
+            while (l <= p)
+                *(d++) = *(l++);
+        }
+    }
+
+    while (l <= p)
+        *(d++) = *(l++);
+
+    return s;
+}
+
+void rotdash(void) {
+    static const char dashes[] = /* ".oOo"; */ "|/-\\";
+    const static char *d = dashes;
+
+    if (isatty(fileno(stderr))) {
+        fprintf(stderr, "%c\b", *d);
+        
+        d++;
+        if (!*d)
+            d = dashes;
+    }
+}
+
+const char* get_attached_filename(const char *path, const char *fn) {
+    static char npath[PATH_MAX];
+    struct stat st;
+
+    if (stat(path, &st) < 0) {
+        if (errno == ENOENT)
+            return path;
+        
+        fprintf(stderr, "stat(%s) failed: %s\n", path, strerror(errno));
+        return NULL;
+    }
+
+    if (S_ISREG(st.st_mode))
+        return path;
+
+    if (S_ISDIR(st.st_mode)) {
+        snprintf(npath, sizeof(npath), "%s/.syrep", path);
+        mkdir(npath, 0777);
+        snprintf(npath, sizeof(npath), "%s/.syrep/%s", path, fn);
+        return npath;
+    }
+
+    fprintf(stderr, "<%s> is not a valid syrep snapshot\n", path);
+    return NULL;
+}
+
+int isdirectory(const char *path) {
+    struct stat st;
+
+    if (stat(path, &st) < 0)
+        return -1;
+
+    return !!S_ISDIR(st.st_mode);
+}