Ottimo thread... Bella idea andy!
Posso partire io?
Parto con la mia ultima creazione: "list.c"...
Per compilarlo basta dare un
"gcc list.c -o list"
e poi
"./list [directory]"
per eseguirlo... E' un sostituto dell'ls pieno di difetti...
codice:
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <stdlib.h>
#include <unistd.h>
#define DIR_TO_SCAN "."
#define VERDE_SCURO "\033[0;32m"
#define VERDE_CHIARO "\033[1;32m"
#define BLU_SCURO "\033[0;34m"
#define BLU_CHIARO "\033[1;34m"
#define GIALLO_SCURO "\033[0;33m"
#define GIALLO_CHIARO "\033[1;33m"
#define GRIGIO "\033[1;30m"
#define RESET_COLOR "\x1b[00m"
int main ( int argc, char * argv [] ) {
DIR * directory;
struct dirent * fileInDir;
int fd;
char * dirname;
if ( argc > 2 ) { /* FIXME: Dovro' poter scannare piu' dirs. */
printf ( "Troppi argomenti.\nUsage: %s [DIRECTORY]\n", argv[0] );
exit ( 1 );
} else if ( argc == 2 ) {
dirname = argv[1];
} else { /* if ( argc == 1 ) */
dirname = DIR_TO_SCAN;
}
directory = opendir ( dirname );
if ( directory == NULL ) {
printf ( "Non posso fare un listato della directory \"%s\".\n" );
exit ( 1 );
}
printf ( "Ecco il contenuto della directory \"%s\":\n", dirname );
fd = dirfd ( directory );
chdir ( dirname );
while ( ( fileInDir = readdir ( directory ) ) != NULL ) {
struct stat data;
printf ( "\t" );
stat ( fileInDir->d_name, &data );
if ( S_ISDIR ( data.st_mode ) ) {
if ( fileInDir->d_name[0] == '.' || fileInDir->d_name[strlen(fileInDir->d_name)-1] == '~' )
printf ( "%s", BLU_SCURO );
else
printf ( "%s", BLU_CHIARO );
} else if ( S_ISREG ( data.st_mode ) ) {
if ( fileInDir->d_name[0] == '.' || fileInDir->d_name[strlen(fileInDir->d_name)-1] == '~' )
printf ( "%s", GRIGIO);
} else {
printf ( "%s", GIALLO_CHIARO );
}
printf ( "%s%s %d bytes", fileInDir->d_name, RESET_COLOR, data.st_size );
printf ( "\n" );
}
closedir ( directory );
return 0;
}