* tests/ptrace.c: New file.
* tests/ptrace.test: New test.
* tests/.gitignore: Add ptrace.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add ptrace.test.
---
tests/.gitignore | 1 +
tests/Makefile.am | 2 ++
tests/ptrace.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
tests/ptrace.test | 6 ++++++
4 files changed, 55 insertions(+)
create mode 100644 tests/ptrace.c
create mode 100755 tests/ptrace.test
diff --git a/tests/.gitignore b/tests/.gitignore
index 745b7a1..96533fb 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -152,6 +152,7 @@ pread64-pwrite64
preadv
preadv-pwritev
pselect6
+ptrace
pwritev
read-write
readdir
diff --git a/tests/Makefile.am b/tests/Makefile.am
index c836e49..ce26306 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -205,6 +205,7 @@ check_PROGRAMS = \
preadv \
preadv-pwritev \
pselect6 \
+ ptrace \
pwritev \
read-write \
readdir \
@@ -484,6 +485,7 @@ DECODER_TESTS = \
preadv-pwritev.test \
preadv.test \
pselect6.test \
+ ptrace.test \
pwritev.test \
read-write.test \
readdir.test \
diff --git a/tests/ptrace.c b/tests/ptrace.c
new file mode 100644
index 0000000..df7ae0e
--- /dev/null
+++ b/tests/ptrace.c
@@ -0,0 +1,46 @@
+#include "tests.h"
+#include <sys/syscall.h>
+
+#ifdef __NR_ptrace
+
+# include <stdio.h>
+# include <unistd.h>
+# include <sys/ptrace.h>
+# include <signal.h>
+
+# define PTRACE_INVALID 99
+# define PTRACE_O_INVALID (1 << 18)
+# define NT_INVALID 0x111
+
+int
+main(void)
+{
+ long rc = syscall(__NR_ptrace, PTRACE_INVALID, -1, NULL, NULL);
+ printf("ptrace(%#x /* PTRACE_??? */, -1, NULL, NULL) = %ld %s (%m)\n",
+ PTRACE_INVALID, rc, errno2name());
+
+ rc = syscall(__NR_ptrace, PTRACE_ATTACH, -1, NULL, NULL);
+ printf("ptrace(PTRACE_ATTACH, -1, NULL, NULL) = %ld %s (%m)\n",
+ rc, errno2name());
+
+ rc = syscall(__NR_ptrace, PTRACE_SETOPTIONS, -1, NULL,
PTRACE_O_INVALID);
+ printf("ptrace(PTRACE_SETOPTIONS, -1, NULL, %#x /* PTRACE_O_??? */) =
%ld %s (%m)\n",
+ PTRACE_O_INVALID, rc, errno2name());
+
+ rc = syscall(__NR_ptrace, PTRACE_GETREGSET, -1, NT_INVALID, NULL);
+ printf("ptrace(PTRACE_GETREGSET, -1, %#x /* NT_??? */, NULL) = %ld %s
(%m)\n",
+ NT_INVALID, rc, errno2name());
+
+ rc = syscall(__NR_ptrace, PTRACE_CONT, -1, NULL, 0);
+ printf("ptrace(PTRACE_CONT, -1, NULL, SIG_0) = %ld %s (%m)\n",
+ rc, errno2name());
+
+ puts("+++ exited with 0 +++");
+ return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_ptrace")
+
+#endif
diff --git a/tests/ptrace.test b/tests/ptrace.test
new file mode 100755
index 0000000..15e4d5d
--- /dev/null
+++ b/tests/ptrace.test
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check ptrace syscall decoding.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff -a37
--
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