diff options
author | Brad Anderson <brad@cloudant.com> | 2010-08-20 10:15:57 -0400 |
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committer | Brad Anderson <brad@cloudant.com> | 2010-08-20 10:15:57 -0400 |
commit | 906d543b0e2cb16421702ebe8b878b21415c16a0 (patch) | |
tree | 7078f119a0c08c5e242d841c5ba215a0156f18fc /src/couchdb/priv/couch_js/main.c | |
parent | 75a44a40776917073c87a2e2e44c9fef516364b8 (diff) |
build couchjs with scons
Diffstat (limited to 'src/couchdb/priv/couch_js/main.c')
-rw-r--r-- | src/couchdb/priv/couch_js/main.c | 338 |
1 files changed, 0 insertions, 338 deletions
diff --git a/src/couchdb/priv/couch_js/main.c b/src/couchdb/priv/couch_js/main.c deleted file mode 100644 index 376aa15b..00000000 --- a/src/couchdb/priv/couch_js/main.c +++ /dev/null @@ -1,338 +0,0 @@ -// 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 <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <jsapi.h> -#include "config.h" - -#include "utf8.h" -#include "http.h" - -int gExitCode = 0; - -#ifdef JS_THREADSAFE -#define SETUP_REQUEST(cx) \ - JS_SetContextThread(cx); \ - JS_BeginRequest(cx); -#define FINISH_REQUEST(cx) \ - JS_EndRequest(cx); \ - JS_ClearContextThread(cx); -#else -#define SETUP_REQUEST(cx) -#define FINISH_REQUEST(cx) -#endif - -static JSBool -evalcx(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) -{ - JSString *str; - JSObject *sandbox; - JSContext *subcx; - const jschar *src; - size_t srclen; - JSBool ret = JS_FALSE; - jsval v; - - sandbox = NULL; - if(!JS_ConvertArguments(cx, argc, argv, "S / o", &str, &sandbox)) - { - return JS_FALSE; - } - - subcx = JS_NewContext(JS_GetRuntime(cx), 8L * 1024L); - if(!subcx) - { - JS_ReportOutOfMemory(cx); - return JS_FALSE; - } - - SETUP_REQUEST(subcx); - - src = JS_GetStringChars(str); - srclen = JS_GetStringLength(str); - - if(!sandbox) - { - sandbox = JS_NewObject(subcx, NULL, NULL, NULL); - if(!sandbox || !JS_InitStandardClasses(subcx, sandbox)) goto done; - } - - if(srclen == 0) - { - *rval = OBJECT_TO_JSVAL(sandbox); - } - else - { - JS_EvaluateUCScript(subcx, sandbox, src, srclen, NULL, 0, rval); - } - - ret = JS_TRUE; - -done: - FINISH_REQUEST(subcx); - JS_DestroyContext(subcx); - return ret; -} - -static JSBool -gc(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) -{ - JS_GC(cx); - return JS_TRUE; -} - -static JSBool -print(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) -{ - uintN i; - char *bytes; - - for(i = 0; i < argc; i++) - { - bytes = enc_string(cx, argv[i], NULL); - if(!bytes) return JS_FALSE; - - fprintf(stdout, "%s%s", i ? " " : "", bytes); - JS_free(cx, bytes); - } - - fputc('\n', stdout); - fflush(stdout); - return JS_TRUE; -} - -static JSBool -quit(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) -{ - JS_ConvertArguments(cx, argc, argv, "/ i", &gExitCode); - return JS_FALSE; -} - -static char* -readfp(JSContext* cx, FILE* fp, size_t* buflen) -{ - char* bytes = NULL; - char* tmp = NULL; - size_t used = 0; - size_t byteslen = 256; - size_t readlen = 0; - - bytes = JS_malloc(cx, byteslen); - if(bytes == NULL) return NULL; - - while((readlen = js_fgets(bytes+used, byteslen-used, stdin)) > 0) - { - used += readlen; - - if(bytes[used-1] == '\n') - { - bytes[used-1] = '\0'; - break; - } - - // Double our buffer and read more. - byteslen *= 2; - tmp = JS_realloc(cx, bytes, byteslen); - if(!tmp) - { - JS_free(cx, bytes); - return NULL; - } - bytes = tmp; - } - - *buflen = used; - return bytes; -} - -static JSBool -readline(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) { - jschar *chars; - JSString *str; - char* bytes; - char* tmp; - size_t byteslen; - - /* GC Occasionally */ - JS_MaybeGC(cx); - - bytes = readfp(cx, stdin, &byteslen); - if(!bytes) return JS_FALSE; - - /* Treat the empty string specially */ - if(byteslen == 0) - { - *rval = JS_GetEmptyStringValue(cx); - JS_free(cx, bytes); - return JS_TRUE; - } - - /* Shrink the buffer to the real size */ - tmp = JS_realloc(cx, bytes, byteslen); - if(!tmp) - { - JS_free(cx, bytes); - return JS_FALSE; - } - bytes = tmp; - - str = dec_string(cx, bytes, byteslen); - JS_free(cx, bytes); - - if(!str) return JS_FALSE; - - *rval = STRING_TO_JSVAL(str); - - return JS_TRUE; -} - -static JSBool -seal(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) { - JSObject *target; - JSBool deep = JS_FALSE; - - if (!JS_ConvertArguments(cx, argc, argv, "o/b", &target, &deep)) - return JS_FALSE; - if (!target) - return JS_TRUE; - return JS_SealObject(cx, target, deep); -} - -static void -execute_script(JSContext *cx, JSObject *obj, const char *filename) { - FILE *file; - JSScript *script; - jsval result; - - if(!filename || strcmp(filename, "-") == 0) - { - file = stdin; - } - else - { - file = fopen(filename, "r"); - if (!file) - { - fprintf(stderr, "could not open script file %s\n", filename); - gExitCode = 1; - return; - } - } - - script = JS_CompileFileHandle(cx, obj, filename, file); - if(script) - { - JS_ExecuteScript(cx, obj, script, &result); - JS_DestroyScript(cx, script); - } -} - -static void -printerror(JSContext *cx, const char *mesg, JSErrorReport *report) -{ - if(!report || !JSREPORT_IS_WARNING(report->flags)) - { - fprintf(stderr, "%s\n", mesg); - } -} - -static JSFunctionSpec global_functions[] = { - {"evalcx", evalcx, 0, 0, 0}, - {"gc", gc, 0, 0, 0}, - {"print", print, 0, 0, 0}, - {"quit", quit, 0, 0, 0}, - {"readline", readline, 0, 0, 0}, - {"seal", seal, 0, 0, 0}, - {0, 0, 0, 0, 0} -}; - -static JSClass global_class = { - "GlobalClass", - JSCLASS_GLOBAL_FLAGS, - JS_PropertyStub, - JS_PropertyStub, - JS_PropertyStub, - JS_PropertyStub, - JS_EnumerateStub, - JS_ResolveStub, - JS_ConvertStub, - JS_FinalizeStub, - JSCLASS_NO_OPTIONAL_MEMBERS -}; - -int -main(int argc, const char * argv[]) -{ - JSRuntime* rt = NULL; - JSContext* cx = NULL; - JSObject* global = NULL; - JSFunctionSpec* sp = NULL; - int i = 0; - - rt = JS_NewRuntime(64L * 1024L * 1024L); - if (!rt) return 1; - - cx = JS_NewContext(rt, 8L * 1024L); - if (!cx) return 1; - - JS_SetErrorReporter(cx, printerror); - JS_ToggleOptions(cx, JSOPTION_XML); - - SETUP_REQUEST(cx); - - global = JS_NewObject(cx, &global_class, NULL, NULL); - if (!global) return 1; - if (!JS_InitStandardClasses(cx, global)) return 1; - - for(sp = global_functions; sp->name != NULL; sp++) - { - if(!JS_DefineFunction(cx, global, - sp->name, sp->call, sp->nargs, sp->flags)) - { - fprintf(stderr, "Failed to create function: %s\n", sp->name); - return 1; - } - } - - if(!install_http(cx, global)) - { - return 1; - } - - JS_SetGlobalObject(cx, global); - - if(argc > 2) - { - fprintf(stderr, "incorrect number of arguments\n\n"); - fprintf(stderr, "usage: %s <scriptfile>\n", argv[0]); - return 2; - } - - if(argc == 0) - { - execute_script(cx, global, NULL); - } - else - { - execute_script(cx, global, argv[1]); - } - - FINISH_REQUEST(cx); - - JS_DestroyContext(cx); - JS_DestroyRuntime(rt); - JS_ShutDown(); - - return gExitCode; -} |