1 files changed, 34 insertions, 0 deletions
diff --git a/awklib/eg/lib/grcat.c b/awklib/eg/lib/grcat.c
new file mode 100644
index 00000000..9742c592
--- /dev/null
+++ b/awklib/eg/lib/grcat.c
@@ -0,0 +1,34 @@
+/*
+ * grcat.c
+ *
+ * Generate a printable version of the group database
+ *
+ * Arnold Robbins, arnold@gnu.ai.mit.edu
+ * May 1993
+ * Public Domain
+ */
+
+#include <stdio.h>
+#include <grp.h>
+
+int
+main(argc, argv)
+int argc;
+char **argv;
+{
+    struct group *g;
+    int i;
+
+    while ((g = getgrent()) != NULL) {
+        printf("%s:%s:%d:", g->gr_name, g->gr_passwd,
+                                            g->gr_gid);
+        for (i = 0; g->gr_mem[i] != NULL; i++) {
+            printf("%s", g->gr_mem[i]);
+            if (g->gr_mem[i+1] != NULL)
+                putchar(',');
+        }
+        putchar('\n');
+    }
+    endgrent();
+    exit(0);
+}