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109 lines
2.6 KiB
109 lines
2.6 KiB
/* $IdPath$ |
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* Section utility functions |
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* |
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* Copyright (C) 2001 Peter Johnson |
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* |
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* This file is part of YASM. |
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* |
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* YASM is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifdef HAVE_CONFIG_H |
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# include "config.h" |
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#endif |
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#include "util.h" |
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#include <stdio.h> |
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#ifdef STDC_HEADERS |
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# include <stdlib.h> |
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# include <string.h> |
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#endif |
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#include <libintl.h> |
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#define _(String) gettext(String) |
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#ifdef gettext_noop |
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#define N_(String) gettext_noop(String) |
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#else |
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#define N_(String) (String) |
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#endif |
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#include "globals.h" |
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#include "errwarn.h" |
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#include "expr.h" |
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#include "bytecode.h" |
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#include "section.h" |
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#include "objfmt.h" |
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RCSID("$IdPath$"); |
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section * |
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sections_initialize(sectionhead *headp, objfmt *of) |
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{ |
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section *s; |
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/* Initialize linked list */ |
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STAILQ_INIT(headp); |
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/* Add an initial "default" section to the list */ |
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s = xcalloc(1, sizeof(section)); |
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STAILQ_INSERT_TAIL(headp, s, link); |
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/* Initialize default section */ |
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s->type = SECTION_GENERAL; |
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s->name = xstrdup(of->default_section_name); |
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bytecodes_initialize(&s->bc); |
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return s; |
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} |
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section * |
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sections_switch(sectionhead *headp, objfmt *of, const char *name) |
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{ |
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section *s, *sp; |
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/* Search through current sections to see if we already have one with |
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* that name. |
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*/ |
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s = (section *)NULL; |
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STAILQ_FOREACH(sp, headp, link) { |
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if (strcmp(sp->name, name) == 0) |
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s = sp; |
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} |
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if (s) |
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return s; |
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/* No: we have to allocate and create a new one. */ |
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/* But first check with objfmt to see if the name is valid. |
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* If it isn't, error and just return the default (first) section. |
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*/ |
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if (!of->is_valid_section(name)) { |
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Error(_("Invalid section name: %s"), name); |
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return STAILQ_FIRST(headp); |
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} |
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/* Okay, the name is valid; now allocate and initialize */ |
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s = xcalloc(1, sizeof(section)); |
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STAILQ_INSERT_TAIL(headp, s, link); |
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s->type = SECTION_GENERAL; |
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s->name = xstrdup(name); |
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bytecodes_initialize(&s->bc); |
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return s; |
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}
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