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| author | Petr Machata <pmachata@redhat.com> | 2013-11-11 02:24:42 +0100 |
|---|---|---|
| committer | Petr Machata <pmachata@redhat.com> | 2013-11-11 02:24:42 +0100 |
| commit | c00837c2928da53a3515b107399b742ea157e78a (patch) | |
| tree | 8d68002e600f53c912433310ced3b13fb2883b95 /ltrace.conf.5 | |
| parent | 0ffc085b0e5ee3474ac2251f16be4f206970ebfe (diff) | |
| download | ltrace-c00837c2928da53a3515b107399b742ea157e78a.tar.gz | |
Support wide character strings
- "string" lens and "format" pack were extended such that using an
integer as underlying array type denotes a wide character string.
- several prototypes from wchar.h were added to libc.so.conf.
- ltrace.conf.5 was updated
Diffstat (limited to 'ltrace.conf.5')
| -rw-r--r-- | ltrace.conf.5 | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/ltrace.conf.5 b/ltrace.conf.5 index 957fe8b..bdf0ceb 100644 --- a/ltrace.conf.5 +++ b/ltrace.conf.5 @@ -1,5 +1,5 @@ .\" -*-nroff-*- -.\" Copyright (c) 2012 Petr Machata, Red Hat Inc. +.\" Copyright (c) 2012, 2013 Petr Machata, Red Hat Inc. .\" Copyright (c) 1997-2005 Juan Cespedes <cespedes@debian.org> .\" .\" This program is free software; you can redistribute it and/or @@ -171,13 +171,16 @@ pointer to 256-bit bit vector. .RS The first form of the argument is canonical, the latter two are syntactic sugar. In the canonical form, the function argument is -formatted as string. The \fITYPE\fR shall be either a \fBchar*\fR, or -\fBarray(char,\fIEXPR\fB)\fR, or \fBarray(char,\fIEXPR\fB)*\fR. If an -array is given, the length will typically be a \fBzero\fR expression -(but doesn't have to be). Using argument that is plain array -(i.e. not a pointer to array) makes sense e.g. in C structs, in cases -like \fBstruct(string(array(char, \fR6\fB)))\fR, which describes the C -type \fBstruct {char \fRs\fB[\fR6\fB];}\fR. +formatted as string. The \fITYPE\fR can have either of the following +forms: \fIX\fB*\fR, or \fBarray(\fIX\fB,\fIEXPR\fB)\fR, or +\fBarray(\fIX\fB,\fIEXPR\fB)*\fR. \fIX\fR is either \fBchar\fR for +normal strings, or an integer type for wide-character strings. + +If an array is given, the length will typically be a \fBzero\fR +expression (but doesn't have to be). Using argument that is plain +array (i.e. not a pointer to array) makes sense e.g. in C structs, in +cases like \fBstruct(string(array(char, \fR6\fB)))\fR, which describes +the C type \fBstruct {char \fRs\fB[\fR6\fB];}\fR. Because simple C-like strings are pretty common, there are two shorthand forms. The first shorthand form (with brackets) means the |