1 /*
2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
76 return parse_from_file(CompilerDirectivesFile, tty);
77 }
78
79 bool DirectivesParser::parse_from_file(const char* filename, outputStream* st) {
80 assert(filename != NULL, "Test before calling this");
81 if (!parse_from_file_inner(filename, st)) {
82 st->print_cr("Could not load file: %s", filename);
83 return false;
84 }
85 return true;
86 }
87
88 bool DirectivesParser::parse_from_file_inner(const char* filename, outputStream* stream) {
89 struct stat st;
90 ResourceMark rm;
91 if (os::stat(filename, &st) == 0) {
92 // found file, open it
93 int file_handle = os::open(filename, 0, 0);
94 if (file_handle != -1) {
95 // read contents into resource array
96 char* buffer = NEW_RESOURCE_ARRAY(char, st.st_size+1);
97 size_t num_read = os::read(file_handle, (char*) buffer, st.st_size);
98 buffer[num_read] = '\0';
99 // close file
100 os::close(file_handle);
101 return parse_string(buffer, stream) > 0;
102 }
103 }
104 return false;
105 }
106
107 int DirectivesParser::install_directives() {
108 // Check limit
109 if (!DirectivesStack::check_capacity(_tmp_depth, _st)) {
110 clean_tmp();
111 return 0;
112 }
113
114 // Pop from internal temporary stack and push to compileBroker.
115 CompilerDirectives* tmp = pop_tmp();
116 int i = 0;
117 while (tmp != NULL) {
118 i++;
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1 /*
2 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
76 return parse_from_file(CompilerDirectivesFile, tty);
77 }
78
79 bool DirectivesParser::parse_from_file(const char* filename, outputStream* st) {
80 assert(filename != NULL, "Test before calling this");
81 if (!parse_from_file_inner(filename, st)) {
82 st->print_cr("Could not load file: %s", filename);
83 return false;
84 }
85 return true;
86 }
87
88 bool DirectivesParser::parse_from_file_inner(const char* filename, outputStream* stream) {
89 struct stat st;
90 ResourceMark rm;
91 if (os::stat(filename, &st) == 0) {
92 // found file, open it
93 int file_handle = os::open(filename, 0, 0);
94 if (file_handle != -1) {
95 // read contents into resource array
96 char* buffer = NEW_RESOURCE_ARRAY(char, st.st_size + 1);
97 ssize_t num_read = os::read(file_handle, (char*) buffer, st.st_size);
98 buffer[num_read < 0 ? 0 : (size_t)num_read] = '\0';
99 // close file
100 os::close(file_handle);
101 return parse_string(buffer, stream) > 0;
102 }
103 }
104 return false;
105 }
106
107 int DirectivesParser::install_directives() {
108 // Check limit
109 if (!DirectivesStack::check_capacity(_tmp_depth, _st)) {
110 clean_tmp();
111 return 0;
112 }
113
114 // Pop from internal temporary stack and push to compileBroker.
115 CompilerDirectives* tmp = pop_tmp();
116 int i = 0;
117 while (tmp != NULL) {
118 i++;
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