sort: -o FILE should create/truncate FILE

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/coreutils/sort.c b/coreutils/sort.c
index 7168243217e56e0078e7db1e90c4fc28d383a4d5..eccc2d437597ee6854364c9504e906f2ec2f7f6e 100644 (file)
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -412,7 +412,7 @@ int sort_main(int argc UNUSED_PARAM, char **argv)
 #if ENABLE_FEATURE_SORT_BIG
        /* Open output file _after_ we read all input ones */
        if (option_mask32 & FLAG_o)
-               xmove_fd(xopen(str_o, O_WRONLY), STDOUT_FILENO);
+               xmove_fd(xopen(str_o, O_WRONLY|O_CREAT|O_TRUNC), STDOUT_FILENO);
 #endif
        flag = (option_mask32 & FLAG_z) ? '\0' : '\n';
        for (i = 0; i < linecount; i++)