cache.c: cache ls_cache output properly

By using the standard library's printf, cache_ls does not redirect its
output to the cache when we change the process' stdout file descriptor
to point to the cache file.  Fix this by using "htmlf" in the same way
that we do for writing HTTP headers.

Signed-off-by: John Keeping <john@keeping.me.uk>

1 files changed, 7 insertions, 6 deletions

@@ -15,6 +15,7 @@
 
 #include "cgit.h"
 #include "cache.h"
+#include "html.h"
 
 #define CACHE_BUFSIZE (1024 * 4)
 
@@ -404,12 +405,12 @@ int cache_ls(const char *path)
                                   fullname.buf, strerror(err), err);
                         continue;
                 }
-                printf("%s %s %10"PRIuMAX" %s\n",
-                       fullname.buf,
-                       sprintftime("%Y-%m-%d %H:%M:%S",
-                                   slot.cache_st.st_mtime),
-                       (uintmax_t)slot.cache_st.st_size,
-                       slot.buf);
+                htmlf("%s %s %10"PRIuMAX" %s\n",
+                      fullname.buf,
+                      sprintftime("%Y-%m-%d %H:%M:%S",
+                                  slot.cache_st.st_mtime),
+                      (uintmax_t)slot.cache_st.st_size,
+                      slot.buf);
                 close_slot(&slot);
         }
         closedir(dir);