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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <cstdio>
#include <cstring>
#include "base/command_line.h"
#include "base/environment.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
static const char kEvalCommand[] = "--eval-command";
static const char kCommand[] = "--command";
static const char kNaClIrt[] = "nacl-irt \"";
static const char kPass[] = "PASS";
static const char kAttach[] = "target remote :4014";
int main(int argc, char** argv) {
scoped_ptr<base::Environment> env(base::Environment::Create());
std::string mock_nacl_gdb_file;
env->GetVar("MOCK_NACL_GDB", &mock_nacl_gdb_file);
CHECK_GE(argc, 5);
// First argument should be --eval-command.
CHECK_EQ(strcmp(argv[1], kEvalCommand), 0);
// Second argument should start with nacl-irt.
CHECK_GE(strlen(argv[2]), strlen(kNaClIrt));
CHECK_EQ(strncmp(argv[2], kNaClIrt, strlen(kNaClIrt)), 0);
char* irt_file_name = strdup(&argv[2][strlen(kNaClIrt)]);
CHECK_GE(strlen(irt_file_name), 1u);
// Remove closing quote.
irt_file_name[strlen(irt_file_name) - 1] = 0;
FILE* irt_file = fopen(irt_file_name, "r");
free(irt_file_name);
// nacl-irt parameter must be a file name.
PCHECK(irt_file);
fclose(irt_file);
CHECK_EQ(strcmp(argv[3], kEvalCommand), 0);
CHECK_EQ(strcmp(argv[4], kAttach), 0);
int i = 5;
// Skip additional --eval-command parameters.
while (i < argc) {
if (strcmp(argv[i], kEvalCommand) == 0) {
i += 2;
continue;
}
if (strcmp(argv[i], kCommand) == 0) {
// Command line shouldn't end with --command switch without value.
i += 2;
CHECK_LE(i, argc);
std::string nacl_gdb_script(argv[i - 1]);
base::WriteFile(base::FilePath::FromUTF8Unsafe(nacl_gdb_script),
kPass, strlen(kPass));
continue;
}
// Unknown argument.
NOTREACHED() << "Invalid argument " << argv[i];
}
CHECK_EQ(i, argc);
base::WriteFile(base::FilePath::FromUTF8Unsafe(mock_nacl_gdb_file),
kPass, strlen(kPass));
return 0;
}
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