tests: extend test coverage of setgid syscall

* tests/setgid.c: New file.
* tests/setgid.test: New test.
* tests/.gitignore: Add setgid.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add setgid.test.

diff --git a/tests/.gitignore b/tests/.gitignore
index 3c37023da68f09e1edf1fe63e1ed0cfb9d9b5dc2..b7b9df7492d5ba4f513fcc3755c8109d9caf2bee 100644 (file)
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -142,6 +142,7 @@ semop
 sendfile
 sendfile64
 set_ptracer_any
+setgid
 sethostname
 setuid
 setuid32

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 592c2b76b8f55d15417fd4081aa583b417ddf68b..4c51f575ab5c73cce49ae83dc03ab5f75e5c3070 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -192,6 +192,7 @@ check_PROGRAMS = \
        sendfile \
        sendfile64 \
        set_ptracer_any \
+       setgid \
        sethostname \
        setuid \
        setuid32 \
@@ -401,6 +402,7 @@ DECODER_TESTS = \
        semop.test \
        sendfile.test \
        sendfile64.test \
+       setgid.test \
        sethostname.test \
        setuid.test \
        setuid32.test \

diff --git a/tests/setgid.c b/tests/setgid.c
new file mode 100644 (file)
index 0000000..aa3f898
--- /dev/null
+++ b/tests/setgid.c
@@ -0,0 +1,25 @@
+#include "tests.h"
+#include <sys/syscall.h>
+
+#ifdef __NR_setgid
+
+# define SYSCALL_NR    __NR_setgid
+# define SYSCALL_NAME  "setgid"
+
+# if defined __NR_setgid32 && __NR_setgid != __NR_setgid32
+#  define UGID_TYPE    short
+#  define GETUGID      syscall(__NR_getegid)
+#  define CHECK_OVERFLOWUGID(arg)      check_overflowgid(arg)
+# else
+#  define UGID_TYPE    int
+#  define GETUGID      getegid()
+#  define CHECK_OVERFLOWUGID(arg)
+# endif
+
+# include "setugid.c"
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_setgid")
+
+#endif

diff --git a/tests/setgid.test b/tests/setgid.test
new file mode 100755 (executable)
index 0000000..a3a9004
--- /dev/null
+++ b/tests/setgid.test
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check setgid syscall decoding.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff -a10