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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [java/] [resource.c] - Rev 433
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/* Functions related to building resource files. Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008 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 3, 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 COPYING3. If not see <http://www.gnu.org/licenses/>. 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. */ #include "config.h" #include "system.h" #include "coretypes.h" #include "tm.h" #include "tree.h" #include "rtl.h" #include "flags.h" #include "java-tree.h" #include "jcf.h" #include "obstack.h" #include "toplev.h" #include "output.h" #include "parse.h" #include "function.h" #include "ggc.h" #include "stdio.h" #include "target.h" #include "expr.h" #include "tree-iterator.h" #include "cgraph.h" /* DOS brain-damage */ #ifndef O_BINARY #define O_BINARY 0 /* MS-DOS brain-damage */ #endif /* A list of all the resources files. */ static GTY(()) tree resources = NULL; void compile_resource_data (const char *name, const char *buffer, int length) { tree rtype, field = NULL_TREE, data_type, rinit, data, decl; data_type = build_prim_array_type (unsigned_byte_type_node, strlen (name) + length); rtype = make_node (RECORD_TYPE); PUSH_FIELD (input_location, rtype, field, "name_length", unsigned_int_type_node); PUSH_FIELD (input_location, rtype, field, "resource_length", unsigned_int_type_node); PUSH_FIELD (input_location, rtype, field, "data", data_type); FINISH_RECORD (rtype); START_RECORD_CONSTRUCTOR (rinit, rtype); PUSH_FIELD_VALUE (rinit, "name_length", build_int_cst (NULL_TREE, strlen (name))); PUSH_FIELD_VALUE (rinit, "resource_length", build_int_cst (NULL_TREE, length)); data = build_string (strlen(name) + length, buffer); TREE_TYPE (data) = data_type; PUSH_FIELD_VALUE (rinit, "data", data); FINISH_RECORD_CONSTRUCTOR (rinit); TREE_CONSTANT (rinit) = 1; decl = build_decl (input_location, VAR_DECL, java_mangle_resource_name (name), rtype); TREE_STATIC (decl) = 1; TREE_PUBLIC (decl) = 1; java_hide_decl (decl); DECL_ARTIFICIAL (decl) = 1; DECL_IGNORED_P (decl) = 1; TREE_READONLY (decl) = 1; TREE_THIS_VOLATILE (decl) = 0; DECL_INITIAL (decl) = rinit; layout_decl (decl, 0); pushdecl (decl); rest_of_decl_compilation (decl, global_bindings_p (), 0); varpool_finalize_decl (decl); resources = tree_cons (NULL_TREE, decl, resources); } void write_resource_constructor (tree *list_p) { tree iter, t, register_resource_fn; if (resources == NULL) return; t = build_function_type_list (void_type_node, ptr_type_node, NULL); t = build_decl (input_location, FUNCTION_DECL, get_identifier ("_Jv_RegisterResource"), t); TREE_PUBLIC (t) = 1; DECL_EXTERNAL (t) = 1; register_resource_fn = t; /* Write out entries in the same order in which they were defined. */ for (iter = nreverse (resources); iter ; iter = TREE_CHAIN (iter)) { t = build_fold_addr_expr (TREE_VALUE (iter)); t = build_call_expr (register_resource_fn, 1, t); append_to_statement_list (t, list_p); } } /* Generate a byte array representing the contents of FILENAME. The array is assigned a unique local symbol. The array represents a compiled Java resource, which is accessed by the runtime using NAME. */ void compile_resource_file (const char *name, const char *filename) { struct stat stat_buf; int fd; char *buffer; fd = open (filename, O_RDONLY | O_BINARY); if (fd < 0) { perror ("Failed to read resource file"); return; } if (fstat (fd, &stat_buf) != 0 || ! S_ISREG (stat_buf.st_mode)) { perror ("Could not figure length of resource file"); return; } buffer = XNEWVEC (char, strlen (name) + stat_buf.st_size); strcpy (buffer, name); read (fd, buffer + strlen (name), stat_buf.st_size); close (fd); compile_resource_data (name, buffer, stat_buf.st_size); } #include "gt-java-resource.h"
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