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1 : : /* Return second macro parameter. 2 : : Copyright (C) 2005, 2014 Red Hat, Inc. 3 : : This file is part of elfutils. 4 : : Written by Ulrich Drepper <drepper@redhat.com>, 2005. 5 : : 6 : : This file is free software; you can redistribute it and/or modify 7 : : it under the terms of either 8 : : 9 : : * the GNU Lesser General Public License as published by the Free 10 : : Software Foundation; either version 3 of the License, or (at 11 : : your option) any later version 12 : : 13 : : or 14 : : 15 : : * the GNU General Public License as published by the Free 16 : : Software Foundation; either version 2 of the License, or (at 17 : : your option) any later version 18 : : 19 : : or both in parallel, as here. 20 : : 21 : : elfutils is distributed in the hope that it will be useful, but 22 : : WITHOUT ANY WARRANTY; without even the implied warranty of 23 : : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 24 : : General Public License for more details. 25 : : 26 : : You should have received copies of the GNU General Public License and 27 : : the GNU Lesser General Public License along with this program. If 28 : : not, see <http://www.gnu.org/licenses/>. */ 29 : : 30 : : #ifdef HAVE_CONFIG_H 31 : : # include <config.h> 32 : : #endif 33 : : 34 : : #include "libdwP.h" 35 : : 36 : : 37 : : int 38 : 1276 : dwarf_macro_param2 (Dwarf_Macro *macro, Dwarf_Word *paramp, const char **strp) 39 : : { 40 [ - + ]: 1276 : if (macro == NULL) 41 : : return -1; 42 : : 43 : 1276 : Dwarf_Attribute param; 44 [ - + ]: 1276 : if (dwarf_macro_param (macro, 1, ¶m) != 0) 45 : : return -1; 46 : : 47 [ + + ]: 1276 : switch (param.form) 48 : : { 49 : : /* String forms allowed by libdw_valid_user_form. */ 50 : 1250 : case DW_FORM_line_strp: 51 : : case DW_FORM_string: 52 : : case DW_FORM_strp: 53 : : case DW_FORM_strp_sup: 54 : : case DW_FORM_strx: 55 : : case DW_FORM_strx1: 56 : : case DW_FORM_strx2: 57 : : case DW_FORM_strx3: 58 : : case DW_FORM_strx4: 59 : 1250 : *strp = dwarf_formstring (¶m); 60 : 1250 : return 0; 61 : 26 : default: 62 : 26 : return dwarf_formudata (¶m, paramp); 63 : : } 64 : : }