minix/commands/i386/mtools-3.9.7/mtools.c

187 lines
3.9 KiB
C
Raw Normal View History

2005-04-21 16:53:53 +02:00
#include "sysincludes.h"
#include "msdos.h"
#include "mtools.h"
#include "partition.h"
#include "vfat.h"
const char *progname;
static const struct dispatch {
const char *cmd;
void (*fn)(int, char **, int);
int type;
} dispatch[] = {
{"attrib",mattrib, 0},
{"badblocks",mbadblocks, 0},
{"cat",mcat, 0},
{"cd",mcd, 0},
{"copy",mcopy, 0},
{"del",mdel, 0},
{"deltree",mdel, 2},
{"dir",mdir, 0},
{"doctorfat",mdoctorfat, 0},
{"du",mdu, 0},
{"format",mformat, 0},
{"info", minfo, 0},
{"label",mlabel, 0},
{"md",mmd, 0},
{"mkdir",mmd, 0},
#ifdef OS_linux
{"mount",mmount, 0},
#endif
{"partition",mpartition, 0},
{"rd",mdel, 1},
{"rmdir",mdel, 1},
{"read",mcopy, 0},
{"move",mmove, 0},
{"ren",mmove, 1},
{"showfat", mshowfat, 0},
#ifndef NO_CONFIG
{"toolstest", mtoolstest, 0},
#endif
{"type",mcopy, 1},
{"write",mcopy, 0},
#ifndef OS_Minix
{"zip", mzip, 0}
#endif
};
#define NDISPATCH (sizeof dispatch / sizeof dispatch[0])
int main(int argc,char **argv)
{
const char *name;
int i;
init_privs();
#ifdef __EMX__
_wildcard(&argc,&argv);
#endif
/*#define PRIV_TEST*/
#ifdef PRIV_TEST
{
int euid;
char command[100];
printf("INIT: %d %d\n", getuid(), geteuid());
drop_privs();
printf("DROP: %d %d\n", getuid(), geteuid());
reclaim_privs();
printf("RECLAIM: %d %d\n", getuid(), geteuid());
euid = geteuid();
if(argc & 1) {
drop_privs();
printf("DROP: %d %d\n", getuid(), geteuid());
}
if(!((argc-1) & 2)) {
destroy_privs();
printf("DESTROY: %d %d\n", getuid(), geteuid());
}
sprintf(command, "a.out %d", euid);
system(command);
return 1;
}
#endif
#ifdef __EMX__
_wildcard(&argc,&argv);
#endif
/* check whether the compiler lays out structures in a sane way */
if(sizeof(struct partition) != 16 ||
sizeof(struct directory) != 32 ||
sizeof(struct vfat_subentry) !=32) {
fprintf(stderr,"Mtools has not been correctly compiled\n");
fprintf(stderr,"Recompile it using a more recent compiler\n");
return 137;
}
#ifdef __EMX__
argv[0] = _getname(argv[0]); _remext(argv[0]); name = argv[0];
#else
name = _basename(argv[0]);
#endif
#if 0
/* this allows the different tools to be called as "mtools -c <command>"
** where <command> is mdir, mdel, mcopy etcetera
** Mainly done for the BeOS, which doesn't support links yet.
*/
if(argc >= 3 &&
!strcmp(argv[1], "-c") &&
!strcmp(name, "mtools")) {
argc-=2;
argv+=2;
name = argv[0];
}
#endif
/* print the version */
if(argc >= 2 &&
(strcmp(argv[1], "-V") == 0 || strcmp(argv[1], "--version") ==0)) {
printf("%c%s version %s, dated %s\n",
toupper(name[0]), name+1,
mversion, mdate);
printf("configured with the following options: ");
#ifdef USE_XDF
printf("enable-xdf ");
#else
printf("disable-xdf ");
#endif
#ifdef USING_VOLD
printf("enable-vold ");
#else
printf("disable-vold ");
#endif
#ifdef USING_NEW_VOLD
printf("enable-new-vold ");
#else
printf("disable-new-vold ");
#endif
#ifdef DEBUG
printf("enable-debug ");
#else
printf("disable-debug ");
#endif
#ifdef USE_RAWTERM
printf("enable-raw-term ");
#else
printf("disable-raw-term ");
#endif
printf("\n");
return 0;
}
if (argc >= 2 && strcmp(name, "mtools") == 0) {
/* mtools command ... */
argc--;
argv++;
name = argv[0];
}
progname = argv[0];
read_config();
setup_signal();
for (i = 0; i < NDISPATCH; i++) {
if (!strcmp(name,dispatch[i].cmd)
|| (name[0] == 'm' && !strcmp(name+1,dispatch[i].cmd)))
dispatch[i].fn(argc, argv, dispatch[i].type);
}
if (strcmp(name,"mtools"))
fprintf(stderr,"Unknown mtools command '%s'\n",name);
fprintf(stderr,"Usage: mtools [-V] command [-options] arguments ...\n");
fprintf(stderr,"Supported commands:");
for (i = 0; i < NDISPATCH; i++) {
fprintf(stderr, i%8 == 0 ? "\n\t" : ", ");
fprintf(stderr, "%s", dispatch[i].cmd);
}
putc('\n', stderr);
fprintf(stderr, "Use 'mtools command -?' for help per command\n");
return 1;
}