#include <assert.h>
#include <stdlib.h>
#include <string.h>
+#include <time.h>
#include "util.h"
void
ds->length = 0;
}
+void
+ds_truncate(struct ds *ds, size_t new_length)
+{
+ if (ds->length > new_length) {
+ ds->length = new_length;
+ ds->string[new_length] = '\0';
+ }
+}
+
void
ds_reserve(struct ds *ds, size_t min_length)
{
}
}
+void
+ds_put_strftime(struct ds *ds, const char *template, const struct tm *tm)
+{
+ for (;;) {
+ size_t avail = ds->string ? ds->allocated - ds->length + 1 : 0;
+ size_t used = strftime(&ds->string[ds->length], avail, template, tm);
+ if (used) {
+ ds->length += used;
+ return;
+ }
+ ds_reserve(ds, ds->length + (avail < 32 ? 64 : 2 * avail));
+ }
+}
+
char *
ds_cstr(struct ds *ds)
{
size -= n;
}
}
+
+int
+ds_last(const struct ds *ds)
+{
+ return ds->length > 0 ? (unsigned char) ds->string[ds->length - 1] : EOF;
+}
+
+void
+ds_chomp(struct ds *ds, int c)
+{
+ if (ds->length > 0 && ds->string[ds->length - 1] == (char) c) {
+ ds->string[--ds->length] = '\0';
+ }
+}