off_tLength; int ftruncate (FileDescriptor,Length) intFileDescriptor; off_tLength; int truncate64 (Path,Length) const char *Path; off64_tLength; int ftruncate64 (FileDescriptor,Length) intFileDescriptor; off64_tLength; 說明 截斷及截斷子常式會變更一般檔案或共用記憶體物件的長度。 路徑參數必須指向...
int truncate64 (Path,Length) const char *Path; off64_tLength; int ftruncate64 (FileDescriptor,Length) intFileDescriptor; off64_tLength; 描述 截断和截断子例程会更改常规文件或共享内存对象的长度。 路径参数必须指向调用过程对其具有写许可权的常规文件。长度参数指定新文件的所需长度 (以字节为单位)。 长...
printf("__off64_t is %d bytes\n",sizeof(__off64_t));2526return0;2728} 使用gcc - D_FILE_OFFSET_BITS=64 -D_LARGE_FILE test.c; 编译警告:iteger overflow "offset = 25*65536*65536;"。运行sudo ./a.out, ftruncate64()返回值为0, __0ff64_t 大小为8字节,但是test大小只有1GB. 有没有...
int ftruncate(intfildes, off_tlength); int ftruncate64(intfildes, off64_tlength); DESCRIPTION Theftruncate()function sets a file to a specified length. Specifically,ftruncate()sets the size of the file referenced by the descriptorfildestolengthbytes. ...
#include <libmio.h> int MIO_ftruncate64 (FileDescriptor, Length) int FileDescriptor; int64 Length; Descrição Esta subroutina é um ponto de entrada da biblioteca MIO. Use esta subroutine para instruir sua aplicação com a biblioteca MIO. Você pode substituir a subroutine ftruncate64 ke...
int truncate64 ( Path, Length) const char *Path; off64_t Length; int ftruncate64 ( FileDescriptor, Length) int FileDescriptor; off64_t Length; 説明 切り捨て および 切り捨て サブルーチンは、通常のファイルまたは共用メモリー・オブジェクトの長さを変更します。 パス パラメーターは...
#include <libmio.h> int MIO_ftruncate64 (FileDescriptor, Length) int FileDescriptor; int64 Length; Description This subroutine is an entry point of the MIO library. Use this subroutine to instrument your application with the MIO library. You can replace the ftruncate64 kernel I/O subroutine wi...
int truncate64 ( Path, Length) const char *Path; off64_t Length; int ftruncate64 ( FileDescriptor, Length) int FileDescriptor; off64_t Length; Beschreibung Die Subroutinen Abschneiden und Abschneiden ändern die Länge von regulären Dateien oder gemeinsam genutztem Speicherobjekt. Der Param...
truncate64 and ftruncate64 can be used to specify any length up to the maximum file size for the file. In the large file enabled programming environment, truncate is redefined to be truncate64 and ftruncate is redefined to be ftruncate64. Parameters Item Description Path Specifies the name of ...
int ftruncate64 ( FileDescriptor, Length) int FileDescriptor; off64_t Length; Descrição As subroutines truncate e ftruncate alteram o comprimento de arquivos regulares ou objeto de memória compartilhada. O parâmetro Caminho deve apontar para um arquivo regular para o qual o processo de cham...