commit 0a599c3106c28ba2a68aa534b1e46e40b2b7bd89
Author: Emil Velikov <emil.l.velikov@gmail.com>
Date:   Mon Feb 6 10:26:34 2017 +0000

    HACK: some sha1/disk cache debug printfs

diff --git a/src/compiler/glsl/tests/cache_test.c b/src/compiler/glsl/tests/cache_test.c
index 8547141051..24de914f73 100644
--- a/src/compiler/glsl/tests/cache_test.c
+++ b/src/compiler/glsl/tests/cache_test.c
@@ -259,6 +259,10 @@ test_put_and_get(void)
    _mesa_sha1_compute(one_KB, 1024, one_KB_key);
    one_KB_key[0] = blob_key_byte_zero;
 
+   fprintf(stderr, "%s: Adjusting the first byte of one_KB_key[] the to 0xca.\n"
+                   "This is to ensure that the correct folder is picked \"ca/\" "
+                   "for the eviction that follows.\n", __func__);
+
    disk_cache_put(cache, one_KB_key, one_KB, 1024);
 
    free(one_KB);
diff --git a/src/util/disk_cache.c b/src/util/disk_cache.c
index 551ceebd3b..fae65fa9cd 100644
--- a/src/util/disk_cache.c
+++ b/src/util/disk_cache.c
@@ -552,6 +552,8 @@ disk_cache_put(struct disk_cache *cache,
    if (filename == NULL)
       goto done;
 
+   fprintf(stderr, "%s: get_cache_file() returned \"%s\".\n", __func__, filename);
+   fprintf(stderr, "NOTE the directory name wrt sha1[0].\n\n");
    /* Write to a temporary file to allow for an atomic rename to the
     * final destination filename, (to prevent any readers from seeing
     * a partially written file).
diff --git a/src/util/mesa-sha1.c b/src/util/mesa-sha1.c
index e8f1bad22f..df7ca9a484 100644
--- a/src/util/mesa-sha1.c
+++ b/src/util/mesa-sha1.c
@@ -24,6 +24,7 @@
  * DEALINGS IN THE SOFTWARE.
  */
 
+#include <stdio.h>
 #include "sha1/sha1.h"
 #include "mesa-sha1.h"
 
@@ -66,6 +67,10 @@ _mesa_sha1_compute(const void *data, size_t size, unsigned char result[20])
    ctx = _mesa_sha1_init();
    _mesa_sha1_update(ctx, data, size);
    _mesa_sha1_final(ctx, result);
+   fprintf(stderr, "%s", __func__);
+   for (unsigned i = 0; i < 20; i++)
+      fprintf(stderr, " %x", result[i]);
+   fprintf(stderr, "\n");
 }
 
 char *