tempest

[php]
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[]) {
// Template for unique file name...
// 'X' is a random character when mkstemp(char *) is
// called but it has to contain 6 consequtive 'X's at
// the end of the template otheriwse - seg fault

char tmpName[] = "/tmp/fileXXXXXX";

// declaration: int mkstemp(char *template);
// mkstemp returns the file descriptor opened
// by fdopen(int, char *) which returns a FILE *.

FILE *tmp = fdopen(mkstemp(tmpName), "w+");

// Put "Hello, world!\n", in temporary file...
fputs("Hello, world!\n", tmp);

// Close temporary file...
fclose(tmp);

// Show the contents of the temporary file...
execlp("cat", "cat", tmpName, NULL);

// All is good, bye now...
return EXIT_SUCCESS;
}
[/php]

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Narue

Temporary files in C/POSIX, you mean. C only defines tmpfile and tmpnam, both of which are sufficient for what you used POSIX-only functions to achieve without sacrificing portability.

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