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-rw-r--r--coreutils/tee.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/coreutils/tee.c b/coreutils/tee.c
index b388017..8a41285 100644
--- a/coreutils/tee.c
+++ b/coreutils/tee.c
@@ -50,10 +50,13 @@ int tee_main(int argc, char **argv)
files[0] = stdout;
goto GOT_NEW_FILE;
do {
- *fp = fopen_or_warn(*argv, mode);
- if (*fp == NULL) {
- retval = EXIT_FAILURE;
- continue;
+ *fp = stdout;
+ if (NOT_LONE_DASH(*argv)) {
+ *fp = fopen_or_warn(*argv, mode);
+ if (*fp == NULL) {
+ retval = EXIT_FAILURE;
+ continue;
+ }
}
*np = *argv++;
GOT_NEW_FILE: