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fix: expose stable native errno codes

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marcopan
2026-08-11 13:22:34 +02:00
parent 2936583042
commit 99e5624358
1 changed files with 2 additions and 1 deletions
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backend/native/workspace-fs-at/workspace_fs_at.cc
+2 -1
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@@ -13,7 +13,8 @@ struct Handle { uint64_t magic; int fd; bool directory; bool closed; };
static const uint64_t MAGIC=0x5448545746534154ULL;
static void finalize(napi_env env, void* data, void*) { Handle* h=(Handle*)data; if(h && h->magic==MAGIC && !h->closed){::close(h->fd);h->closed=true;} delete h; }
static bool getHandle(napi_env env,napi_value v,Handle** out){ void* p=nullptr; if(napi_get_value_external(env,v,&p)!=napi_ok||!p)return false; auto*h=(Handle*)p; if(h->magic!=MAGIC||h->closed)return false;*out=h;return true; }
static napi_value error(napi_env env,const char* syscall,int e){ napi_value msg,err,code,sys; napi_create_string_utf8(env,strerror(e),NAPI_AUTO_LENGTH,&msg); napi_create_error(env,nullptr,msg,&err); napi_create_string_utf8(env,syscall,NAPI_AUTO_LENGTH,&sys); napi_set_named_property(env,err,"syscall",sys); napi_create_string_utf8(env,strerror(e),NAPI_AUTO_LENGTH,&code); napi_set_named_property(env,err,"code",code); napi_value en; napi_create_int32(env,e,&en); napi_set_named_property(env,err,"errno",en); return err; }
static const char* errnoName(int e){switch(e){case EINVAL:return "EINVAL";case EBADF:return "EBADF";case EEXIST:return "EEXIST";case ENOENT:return "ENOENT";case ENOTDIR:return "ENOTDIR";case ELOOP:return "ELOOP";case EACCES:return "EACCES";case EPERM:return "EPERM";case EAGAIN:return "EAGAIN";default:return "EIO";}}
static napi_value error(napi_env env,const char* syscall,int e){ napi_value msg,err,code,sys; napi_create_string_utf8(env,strerror(e),NAPI_AUTO_LENGTH,&msg); napi_create_error(env,nullptr,msg,&err); napi_create_string_utf8(env,syscall,NAPI_AUTO_LENGTH,&sys); napi_set_named_property(env,err,"syscall",sys); napi_create_string_utf8(env,errnoName(e),NAPI_AUTO_LENGTH,&code); napi_set_named_property(env,err,"code",code); napi_value en; napi_create_int32(env,e,&en); napi_set_named_property(env,err,"errno",en); return err; }
static napi_value fail(napi_env env,const char*s,int e){ napi_value x=error(env,s,e); napi_throw(env,x); return nullptr; }
static bool str(napi_env env,napi_value v,std::string& out){ size_t n; if(napi_get_value_string_utf8(env,v,nullptr,0,&n)!=napi_ok)return false; out.resize(n); napi_get_value_string_utf8(env,v,out.data(),n+1,&n);return true; }
static napi_value statObj(napi_env env,const struct stat& st){ napi_value o,n; napi_create_object(env,&o); napi_create_bigint_uint64(env,(uint64_t)st.st_dev,&n); napi_set_named_property(env,o,"device",n); napi_create_bigint_uint64(env,(uint64_t)st.st_ino,&n); napi_set_named_property(env,o,"inode",n); napi_create_uint32(env,(uint32_t)st.st_mode,&n); napi_set_named_property(env,o,"mode",n); napi_create_uint32(env,(uint32_t)st.st_uid,&n); napi_set_named_property(env,o,"uid",n); napi_create_uint32(env,(uint32_t)st.st_gid,&n); napi_set_named_property(env,o,"gid",n); napi_create_bigint_uint64(env,(uint64_t)st.st_nlink,&n); napi_set_named_property(env,o,"nlink",n); return o; }