FreeBSD: Limit rights on save file
parent
1239ffa689
commit
b48d0d607c
14
ui.c
14
ui.c
|
@ -48,6 +48,10 @@
|
|||
#include <wchar.h>
|
||||
#include <wctype.h>
|
||||
|
||||
#ifdef __FreeBSD__
|
||||
#include <sys/capsicum.h>
|
||||
#endif
|
||||
|
||||
#include "chat.h"
|
||||
|
||||
// Annoying stuff from <term.h>:
|
||||
|
@ -1181,11 +1185,19 @@ static ssize_t readString(FILE *file, char **buf, size_t *cap) {
|
|||
}
|
||||
|
||||
void uiLoad(const char *name) {
|
||||
int error;
|
||||
saveFile = dataOpen(name, "a+e");
|
||||
if (!saveFile) exit(EX_CANTCREAT);
|
||||
rewind(saveFile);
|
||||
|
||||
int error = flock(fileno(saveFile), LOCK_EX | LOCK_NB);
|
||||
#ifdef __FreeBSD__
|
||||
cap_rights_t rights;
|
||||
cap_rights_init(&rights, CAP_READ, CAP_WRITE, CAP_FLOCK, CAP_FTRUNCATE);
|
||||
error = cap_rights_limit(fileno(saveFile), &rights);
|
||||
if (error) err(EX_OSERR, "cap_rights_limit");
|
||||
#endif
|
||||
|
||||
error = flock(fileno(saveFile), LOCK_EX | LOCK_NB);
|
||||
if (error && errno == EWOULDBLOCK) {
|
||||
errx(EX_CANTCREAT, "%s: save file in use", name);
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue