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authorJakob Kaivo <jkk@ung.org>2019-03-13 21:38:38 -0400
committerJakob Kaivo <jkk@ung.org>2019-03-13 21:38:38 -0400
commitd4464a6eca1053d349d118ff96b6336737beaf75 (patch)
treeab5c0f7bc7cdbfcaa2b5e479d17e47aa5c1a2586
migrate to gitlab
-rw-r--r--logname.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/logname.c b/logname.c
new file mode 100644
index 0000000..aea2db5
--- /dev/null
+++ b/logname.c
@@ -0,0 +1,42 @@
+/*
+ * UNGOL
+ *
+ * Copyright (c) 2011-2014, Jakob Kaivo <jakob@kaivo.net>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+
+const char *logname_desc = "return the user's login name";
+const char *logname_inv = "logname";
+
+int
+main (int argc, char **argv)
+{
+ char *name;
+
+ if (argc > 1)
+ return 1;
+
+ name = getlogin();
+ if (name == NULL) {
+ perror ("logname");
+ return 1;
+ }
+
+ printf ("%s\n", name);
+ return 0;
+}