blob: 3f9aade1434166d60237e0434250e8f1098da2da [file] [log] [blame]
/* Functions for handling dependency tracking when reading .class files.
Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Java and all Java-based marks are trademarks or registered trademarks
of Sun Microsystems, Inc. in the United States and other countries.
The Free Software Foundation is independent of Sun Microsystems, Inc. */
/* Written by Tom Tromey <tromey@cygnus.com>, October 1998. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "mkdeps.h"
#include <assert.h>
#include "jcf.h"
/* The dependency structure used for this invocation. */
struct deps *dependencies;
/* The output file, or NULL if we aren't doing dependency tracking. */
static FILE *dep_out = NULL;
/* Nonzero if system files should be added. */
static int system_files;
/* Nonzero if we are dumping out dummy dependencies. */
static int print_dummies;
/* Call this to reset the dependency module. This is required if
multiple dependency files are being generated from a single tool
invocation. FIXME: we should change our API or just completely use
the one in mkdeps.h. */
void
jcf_dependency_reset (void)
{
if (dep_out != NULL)
{
if (dep_out != stdout)
fclose (dep_out);
dep_out = NULL;
}
if (dependencies != NULL)
{
deps_free (dependencies);
dependencies = NULL;
}
}
void
jcf_dependency_set_target (const char *name)
{
/* We just handle this the same as an `add_target'. */
if (dependencies != NULL && name != NULL)
deps_add_target (dependencies, name, 1);
}
void
jcf_dependency_add_target (const char *name)
{
if (dependencies != NULL)
deps_add_target (dependencies, name, 1);
}
void
jcf_dependency_set_dep_file (const char *name)
{
assert (dep_out != stdout);
if (dep_out)
fclose (dep_out);
if (! strcmp (name, "-"))
dep_out = stdout;
else
dep_out = fopen (name, "w");
}
void
jcf_dependency_add_file (const char *filename, int system_p)
{
if (! dependencies)
return;
/* Just omit system files. */
if (system_p && ! system_files)
return;
deps_add_dep (dependencies, filename);
}
void
jcf_dependency_init (int system_p)
{
assert (! dependencies);
system_files = system_p;
dependencies = deps_init ();
}
void
jcf_dependency_print_dummies (void)
{
print_dummies = 1;
}
void
jcf_dependency_write (void)
{
if (! dep_out)
return;
assert (dependencies);
deps_write (dependencies, dep_out, 72);
if (print_dummies)
deps_phony_targets (dependencies, dep_out);
fflush (dep_out);
}