Espacios de nombres
Variantes
Acciones

tmpnam

De cppreference.com
< c‎ | io

 
 
File input/output
Funciones
Original:
Functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Acceso a archivos
Original:
File access
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Directo de entrada / salida
Original:
Direct input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
fread
fwrite
Entrada sin formato / salida
Original:
Unformatted input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Formato de entrada / salida
Original:
Formatted input/output
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Presentar posicionamiento
Original:
File positioning
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
ftell
fgetpos
fseek
fsetpos
rewind
Gestión de errores
Original:
Error handling
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
clearerr
feof
ferror
perror
Las operaciones en los archivos
Original:
Operations on files
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
remove
rename
tmpfile
tmpnam
 
Defined in header <stdio.h>
char *tmpnam( char *filename );
Crea un nombre de archivo único y lo almacena en la cadena de caracteres apuntada por filename. La función es capaz de generar hasta TMP_MAX de nombres de archivo único, pero algunos o todos ellos pueden estar en uso en el sistema de ficheros y por lo tanto no los valores adecuados de retorno .
Original:
Creates an unique filename and stores it in character string pointed to by filename. The function is capable of generating up to TMP_MAX of unique filenames, but some or all of them may be in use in the filesystem and thus not suitable return values.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Contenido

[editar] Parámetros

filename -
puntero a la cadena de caracteres que se utiliza como un tampón de resultado. Si NULL se pasa, un puntero a un buffer estático interno se devuelve .
Original:
pointer to the character string to be used as a result buffer. If NULL is passed, a pointer to an internal static buffer is returned.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[editar] Valor de retorno

filename si filename no era NULL. De lo contrario un puntero a un buffer estático interno se devuelve. Si no hay ningún nombre de archivo adecuado puede ser generado, NULL se devuelve .
Original:
filename if filename was not NULL. Otherwise a pointer to an internal static buffer is returned. If no suitable filename can be generated, NULL is returned.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[editar] Ejemplo

#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
 
int main(int argc, char *argv[])
{
    printf("Welcome to %s\n", argv[0]);
    printf("Called with %u arguments\n", argc - 1);
 
    char buffer[L_tmpnam] = {'\0'};
    tmpnam(buffer);
    printf(buffer);
    printf("\n");
 
    printf("Goodbye!\n");
    exit(EXIT_SUCCESS);
}

Output:

Welcome to ./main_release
Called with 0 arguments
/tmp/file6HADua
Goodbye!

[editar] Ver también

devuelve un puntero a un archivo temporal
Original:
returns a pointer to a temporary file
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(función) [edit]