Espaces de noms
Variantes

    tmpnam

    De cppreference.com
    < c | io

    This page has been machine-translated from the English version of the wiki using Google Translate.

    The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

    Click here for the English version of this page

    <metanoindex/>

     
    C
     
    Fichier d'entrée / sortie
    Fonctions
    Original:
    Functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Déposer accès
    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.
    Entrée / sortie directe
    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
    Entrée non formatée / sortie
    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.
    Mise en forme d'entrée / sortie
    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.
    Fichier de positionnement
    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
    Erreur de manipulation
    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
    Les opérations sur les fichiers
    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
     
    <tbody> </tbody>
    Déclaré dans l'en-tête <stdio.h>
    char *tmpnam( char *filename );
    Crée un nom de fichier unique et le stocke dans la chaîne de caractères pointée par filename. La fonction est capable de générer jusqu'à TMP_MAX des noms de fichiers uniques, mais tout ou partie d'entre eux peut être utilisé dans le système de fichiers et donc pas les valeurs de retour appropriés .
    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.

    Paramètres

    filename -
    le pointeur de chaîne de caractères à utiliser comme un tampon de résultat. Si NULL est passé, un pointeur vers une mémoire tampon interne statique est retourné .
    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.

    Retourne la valeur

    filename si filename n'était pas NULL. Sinon, un pointeur vers un tampon interne statique est renvoyé. Si aucun fichier approprié peut être générée, est renvoyé NULL .
    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.

    Exemple

    #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);
}

    Résultat : 

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

    Voir aussi
    renvoie un pointeur vers un fichier temporaire
    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.

    (fonction) [edit]
    C++ documentation for tmpnam