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Diffstat (limited to 'rtemstoolkit/elftoolchain/libdwarf/dwarf_start_macro_file.3')
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1 files changed, 106 insertions, 0 deletions
diff --git a/rtemstoolkit/elftoolchain/libdwarf/dwarf_start_macro_file.3 b/rtemstoolkit/elftoolchain/libdwarf/dwarf_start_macro_file.3 new file mode 100644 index 0000000..1e821d7 --- /dev/null +++ b/rtemstoolkit/elftoolchain/libdwarf/dwarf_start_macro_file.3 @@ -0,0 +1,106 @@ +.\" Copyright (c) 2011 Kai Wang +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $Id: dwarf_start_macro_file.3 2075 2011-10-27 03:47:28Z jkoshy $ +.\" +.Dd September 25, 2011 +.Os +.Dt DWARF_START_MACRO_FILE 3 +.Sh NAME +.Nm dwarf_start_macro_file +.Nd mark the start of a source file inclusion +.Sh LIBRARY +.Lb libdwarf +.Sh SYNOPSIS +.In libdwarf.h +.Ft "int" +.Fo dwarf_start_macro_file +.Fa "Dwarf_P_Debug dbg" +.Fa "Dwarf_Unsigned lineno" +.Fa "Dwarf_Unsigned fileindex" +.Fa "Dwarf_Error *err" +.Fa +.Fc +.Sh DESCRIPTION +Function +.Fn dwarf_start_macro_file +marks the start of a new source file inclusion. +.Pp +Argument +.Ar dbg +should reference a DWARF producer instance allocated using +.Xr dwarf_producer_init 3 +or +.Xr dwarf_producer_init_b 3 . +.Pp +Argument +.Ar lineno +specifies the line number of the source line where the source +file inclusion occurs. +A value of zero is used to indicate the file for the compilation unit +source itself. +.Pp +Argument +.Ar fileindex +specifies the index of the source file that is being included. +Valid source file indices are those returned by +.Xr dwarf_add_file_decl 3 . +.Pp +If argument +.Ar err +is not NULL, it will be used to store error information in case of an +error. +.Sh RETURN VALUES +On success, function +.Fn dwarf_start_macro_file +returns +.Dv DW_DLV_OK . +In case of an error, function +.Fn dwarf_start_macro_file +returns +.Dv DW_DLV_ERROR +and sets the argument +.Ar err . +.Sh ERRORS +Function +.Fn dwarf_start_macro_file +can fail with: +.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT" +.It Bq Er DW_DLE_ARGUMENT +Argument +.Ar dbg +was NULL. +.It Bq Er DW_DLE_MEMORY +An out of memory condition was encountered during the execution of the +function. +.El +.Sh SEE ALSO +.Xr dwarf 3 , +.Xr dwarf_add_file_decl 3 , +.Xr dwarf_def_macro 3 , +.Xr dwarf_end_macro_file 3 , +.Xr dwarf_producer_init 3 , +.Xr dwarf_producer_init_b 3 , +.Xr dwarf_undef_macro 3 , +.Xr dwarf_vendor_ext 3 |