From ffb48f64fec674c6dd923eb8b1eb3f743e05a8ba Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:14 -0800 Subject: auto import from //depot/cupcake/@135843 --- amend/execute.c | 315 -------------------------------------------------------- 1 file changed, 315 deletions(-) delete mode 100644 amend/execute.c (limited to 'amend/execute.c') diff --git a/amend/execute.c b/amend/execute.c deleted file mode 100644 index 9162ad647..000000000 --- a/amend/execute.c +++ /dev/null @@ -1,315 +0,0 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include -#include -#include -#undef NDEBUG -#include -#include "ast.h" -#include "execute.h" - -typedef struct { - int c; - const char **v; -} StringList; - -static int execBooleanValue(ExecContext *ctx, - const AmBooleanValue *booleanValue, bool *result); -static int execStringValue(ExecContext *ctx, const AmStringValue *stringValue, - const char **result); - -static int -execBooleanExpression(ExecContext *ctx, - const AmBooleanExpression *booleanExpression, bool *result) -{ - int ret; - bool arg1, arg2; - bool unary; - - assert(ctx != NULL); - assert(booleanExpression != NULL); - assert(result != NULL); - if (ctx == NULL || booleanExpression == NULL || result == NULL) { - return -__LINE__; - } - - if (booleanExpression->op == AM_BOP_NOT) { - unary = true; - } else { - unary = false; - } - - ret = execBooleanValue(ctx, booleanExpression->arg1, &arg1); - if (ret != 0) return ret; - - if (!unary) { - ret = execBooleanValue(ctx, booleanExpression->arg2, &arg2); - if (ret != 0) return ret; - } else { - arg2 = false; - } - - switch (booleanExpression->op) { - case AM_BOP_NOT: - *result = !arg1; - break; - case AM_BOP_EQ: - *result = (arg1 == arg2); - break; - case AM_BOP_NE: - *result = (arg1 != arg2); - break; - case AM_BOP_AND: - *result = (arg1 && arg2); - break; - case AM_BOP_OR: - *result = (arg1 || arg2); - break; - default: - return -__LINE__; - } - - return 0; -} - -static int -execFunctionArguments(ExecContext *ctx, - const AmFunctionArguments *functionArguments, StringList *result) -{ - int ret; - - assert(ctx != NULL); - assert(functionArguments != NULL); - assert(result != NULL); - if (ctx == NULL || functionArguments == NULL || result == NULL) { - return -__LINE__; - } - - result->c = functionArguments->argc; - result->v = (const char **)malloc(result->c * sizeof(const char *)); - if (result->v == NULL) { - result->c = 0; - return -__LINE__; - } - - int i; - for (i = 0; i < functionArguments->argc; i++) { - ret = execStringValue(ctx, &functionArguments->argv[i], &result->v[i]); - if (ret != 0) { - result->c = 0; - free(result->v); - //TODO: free the individual args, if we're responsible for them. - result->v = NULL; - return ret; - } - } - - return 0; -} - -static int -execFunctionCall(ExecContext *ctx, const AmFunctionCall *functionCall, - const char **result) -{ - int ret; - - assert(ctx != NULL); - assert(functionCall != NULL); - assert(result != NULL); - if (ctx == NULL || functionCall == NULL || result == NULL) { - return -__LINE__; - } - - StringList args; - ret = execFunctionArguments(ctx, functionCall->args, &args); - if (ret != 0) { - return ret; - } - - ret = callFunction(functionCall->fn, args.c, args.v, (char **)result, NULL); - if (ret != 0) { - return ret; - } - - //TODO: clean up args - - return 0; -} - -static int -execStringValue(ExecContext *ctx, const AmStringValue *stringValue, - const char **result) -{ - int ret; - - assert(ctx != NULL); - assert(stringValue != NULL); - assert(result != NULL); - if (ctx == NULL || stringValue == NULL || result == NULL) { - return -__LINE__; - } - - switch (stringValue->type) { - case AM_SVAL_LITERAL: - *result = strdup(stringValue->u.literal); - break; - case AM_SVAL_FUNCTION: - ret = execFunctionCall(ctx, stringValue->u.function, result); - if (ret != 0) { - return ret; - } - break; - default: - return -__LINE__; - } - - return 0; -} - -static int -execStringComparisonExpression(ExecContext *ctx, - const AmStringComparisonExpression *stringComparisonExpression, - bool *result) -{ - int ret; - - assert(ctx != NULL); - assert(stringComparisonExpression != NULL); - assert(result != NULL); - if (ctx == NULL || stringComparisonExpression == NULL || result == NULL) { - return -__LINE__; - } - - const char *arg1, *arg2; - ret = execStringValue(ctx, stringComparisonExpression->arg1, &arg1); - if (ret != 0) { - return ret; - } - ret = execStringValue(ctx, stringComparisonExpression->arg2, &arg2); - if (ret != 0) { - return ret; - } - - int cmp = strcmp(arg1, arg2); - - switch (stringComparisonExpression->op) { - case AM_SOP_LT: - *result = (cmp < 0); - break; - case AM_SOP_LE: - *result = (cmp <= 0); - break; - case AM_SOP_GT: - *result = (cmp > 0); - break; - case AM_SOP_GE: - *result = (cmp >= 0); - break; - case AM_SOP_EQ: - *result = (cmp == 0); - break; - case AM_SOP_NE: - *result = (cmp != 0); - break; - default: - return -__LINE__; - break; - } - - return 0; -} - -static int -execBooleanValue(ExecContext *ctx, const AmBooleanValue *booleanValue, - bool *result) -{ - int ret; - - assert(ctx != NULL); - assert(booleanValue != NULL); - assert(result != NULL); - if (ctx == NULL || booleanValue == NULL || result == NULL) { - return -__LINE__; - } - - switch (booleanValue->type) { - case AM_BVAL_EXPRESSION: - ret = execBooleanExpression(ctx, &booleanValue->u.expression, result); - break; - case AM_BVAL_STRING_COMPARISON: - ret = execStringComparisonExpression(ctx, - &booleanValue->u.stringComparison, result); - break; - default: - ret = -__LINE__; - break; - } - - return ret; -} - -static int -execCommand(ExecContext *ctx, const AmCommand *command) -{ - int ret; - - assert(ctx != NULL); - assert(command != NULL); - if (ctx == NULL || command == NULL) { - return -__LINE__; - } - - CommandArgumentType argType; - argType = getCommandArgumentType(command->cmd); - switch (argType) { - case CMD_ARGS_BOOLEAN: - { - bool bVal; - ret = execBooleanValue(ctx, command->args->u.b, &bVal); - if (ret == 0) { - ret = callBooleanCommand(command->cmd, bVal); - } - } - break; - case CMD_ARGS_WORDS: - { - AmWordList *words = command->args->u.w; - ret = callCommand(command->cmd, words->argc, words->argv); - } - break; - default: - ret = -__LINE__; - break; - } - - return ret; -} - -int -execCommandList(ExecContext *ctx, const AmCommandList *commandList) -{ - int i; - for (i = 0; i < commandList->commandCount; i++) { - int ret = execCommand(ctx, commandList->commands[i]); - if (ret != 0) { - int line = commandList->commands[i]->line; - return line > 0 ? line : ret; - } - } - - return 0; -} -- cgit v1.2.3