145 lines
3.3 KiB
C
145 lines
3.3 KiB
C
/* Functions for handling dependency tracking when reading .class files.
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Copyright (C) 1998, 1999, 2000, 2001, 2003, 2006, 2007
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC 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 3, or (at your option)
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any later version.
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GCC 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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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>.
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Java and all Java-based marks are trademarks or registered trademarks
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of Sun Microsystems, Inc. in the United States and other countries.
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The Free Software Foundation is independent of Sun Microsystems, Inc. */
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/* Written by Tom Tromey <tromey@cygnus.com>, October 1998. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "mkdeps.h"
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#include <assert.h>
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#include "jcf.h"
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/* The dependency structure used for this invocation. */
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struct deps *dependencies;
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/* The output file, or NULL if we aren't doing dependency tracking. */
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static FILE *dep_out = NULL;
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/* Nonzero if system files should be added. */
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static int system_files;
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/* Nonzero if we are dumping out dummy dependencies. */
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static int print_dummies;
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/* Call this to reset the dependency module. This is required if
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multiple dependency files are being generated from a single tool
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invocation. FIXME: we should change our API or just completely use
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the one in mkdeps.h. */
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void
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jcf_dependency_reset (void)
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{
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if (dep_out != NULL)
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{
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if (dep_out != stdout)
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fclose (dep_out);
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dep_out = NULL;
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}
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if (dependencies != NULL)
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{
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deps_free (dependencies);
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dependencies = NULL;
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}
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}
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void
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jcf_dependency_set_target (const char *name)
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{
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/* We just handle this the same as an `add_target'. */
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if (dependencies != NULL && name != NULL)
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deps_add_target (dependencies, name, 1);
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}
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void
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jcf_dependency_add_target (const char *name)
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{
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if (dependencies != NULL)
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deps_add_target (dependencies, name, 1);
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}
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void
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jcf_dependency_set_dep_file (const char *name)
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{
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assert (dep_out != stdout);
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if (dep_out)
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fclose (dep_out);
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if (! strcmp (name, "-"))
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dep_out = stdout;
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else
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dep_out = fopen (name, "w");
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}
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void
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jcf_dependency_add_file (const char *filename ATTRIBUTE_UNUSED, int system_p)
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{
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if (! dependencies)
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return;
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/* Just omit system files. */
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if (system_p && ! system_files)
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return;
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/* FIXME: Don't emit any dependencies. In many cases we'll just see
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temporary files emitted by ecj... */
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/* deps_add_dep (dependencies, filename); */
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}
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void
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jcf_dependency_init (int system_p)
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{
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assert (! dependencies);
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system_files = system_p;
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dependencies = deps_init ();
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}
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void
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jcf_dependency_print_dummies (void)
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{
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print_dummies = 1;
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}
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void
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jcf_dependency_write (void)
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{
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if (! dep_out)
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return;
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assert (dependencies);
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deps_write (dependencies, dep_out, 72);
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if (print_dummies)
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deps_phony_targets (dependencies, dep_out);
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fflush (dep_out);
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}
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