Improve wording on -e, -x, -l in ltrace.1

[platform/upstream/ltrace.git] / TODO

diff --git a/TODO b/TODO
index a33b918..3ab6703 100644 (file)
--- a/TODO
+++ b/TODO
@@ -1,12 +1,16 @@
 -*-org-*-
 * TODO
+** Keep exit code of traced process
+   See https://bugzilla.redhat.com/show_bug.cgi?id=105371 for details.
+
 ** Automatic prototype discovery:
 *** Use debuginfo if available
     Alternatively, use debuginfo to generate configure file.
 *** Mangled identifiers contain partial prototypes themselves
     They don't contain return type info, which can change the
     parameter passing convention.  We could use it and hope for the
-    best.
+    best.  Also they don't include the potentially present hidden this
+    pointer.
 ** Automatically update list of syscalls?
 ** More operating systems (solaris?)
 ** Get rid of EVENT_ARCH_SYSCALL and EVENT_ARCH_SYSRET
@@ -123,6 +127,14 @@
     | void func(int*, int*, +long*, long*);              |
     | void func(in int*, in int*, out long*, out long*); |
 
+    This is useful in particular for:
+
+    | ulong mbsrtowcs(+wstring3_t, string*, ulong, addr); |
+    | ulong wcsrtombs(+string3, wstring_t*, ulong, addr); |
+
+    Where we would like to render arg2 on the way in, and arg1 on the
+    way out.
+
     But sometimes we may want to see a different type on the way in and
     on the way out.  E.g. in asprintf, what's interesting on the way in
     is the address, but on the way out we want to see buffer contents.
@@ -174,5 +186,10 @@
    GDB supports python pretty printers.  We migh want to hook this in
    and use it to format certain types.
 
+** support new Linux kernel features
+   - PTRACE_SIEZE
+   - /proc/PID/map_files/* (but only root seems to be able to read
+     this as of now)
+
 * BUGS
 ** After a clone(), syscalls may be seen as sysrets in s390 (see trace.c:syscall_p())