1 files changed, 57 insertions, 0 deletions
diff --git a/testsuite/nsswitch/getgrgid.c b/testsuite/nsswitch/getgrgid.c
new file mode 100644
index 0000000..947dd0a
--- /dev/null
+++ b/testsuite/nsswitch/getgrgid.c
@@ -0,0 +1,57 @@
+/*
+ * Lookup a group by gid.
+ */
+
+#include <stdio.h>
+#include <grp.h>
+#include <sys/types.h>
+
+int main(int argc, char **argv)
+{
+    struct group *gr;
+    gid_t gid;
+
+    /* Check args */
+
+    if (argc != 2) {
+        printf("ERROR: no arg specified\n");
+        exit(1);
+    }
+
+    if ((gid = atoi(argv[1])) == 0) {
+        printf("ERROR: invalid gid specified\n");
+        exit(1);
+    }
+
+    /* Do getgrgid() */
+
+    if ((gr = getgrgid(gid)) == NULL) {
+        printf("FAIL: gid %d does not exist\n", gid);
+        exit(1);
+    }
+    
+    /* Print group info */
+
+    printf("PASS: gid %d exists\n", gid);
+    printf("gr_name = %s\n", gr->gr_name);
+    printf("gr_passwd = %s\n", gr->gr_passwd);
+    printf("gr_gid = %d\n", gr->gr_gid);
+
+    /* Group membership */
+
+    if (gr->gr_mem != NULL) {
+        int i = 0;
+
+        printf("gr_mem = ");
+        while(gr->gr_mem[i] != NULL) {
+            printf("%s", gr->gr_mem[i]);
+            i++;
+            if (gr->gr_mem != NULL) {
+                printf(",");
+            }
+        }
+        printf("\n");
+    }
+
+    exit(0);
+}