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-rw-r--r--cache.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/cache.c b/cache.c
index aa97ae1..9f02cf5 100644
--- a/cache.c
+++ b/cache.c
@@ -81,16 +81,19 @@ static int close_slot(struct cache_slot *slot)
81/* Print the content of the active cache slot (but skip the key). */ 81/* Print the content of the active cache slot (but skip the key). */
82static int print_slot(struct cache_slot *slot) 82static int print_slot(struct cache_slot *slot)
83{ 83{
84 ssize_t i; 84 ssize_t i, j;
85 85
86 i = lseek(slot->cache_fd, slot->keylen + 1, SEEK_SET); 86 i = lseek(slot->cache_fd, slot->keylen + 1, SEEK_SET);
87 if (i != slot->keylen + 1) 87 if (i != slot->keylen + 1)
88 return errno; 88 return errno;
89 89
90 while((i = xread(slot->cache_fd, slot->buf, sizeof(slot->buf))) > 0) 90 do {
91 i = xwrite(STDOUT_FILENO, slot->buf, i); 91 i = j = xread(slot->cache_fd, slot->buf, sizeof(slot->buf));
92 if (i > 0)
93 j = xwrite(STDOUT_FILENO, slot->buf, i);
94 } while (i > 0 && j == i);
92 95
93 if (i < 0) 96 if (i < 0 || j != i)
94 return errno; 97 return errno;
95 else 98 else
96 return 0; 99 return 0;