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author | Rich Felker <dalias@aerifal.cx> | 2013-06-27 20:00:29 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2013-06-27 20:00:29 -0400 |
commit | 1e2281b8356d1935a129ddb199d71677f19a1619 (patch) | |
tree | 8b5e757529213612235cdbb641f566fa263b9055 | |
parent | 3cd6f5229f079f892411e82fce3fe15c78eef4d8 (diff) | |
download | musl-1e2281b8356d1935a129ddb199d71677f19a1619.tar.gz musl-1e2281b8356d1935a129ddb199d71677f19a1619.tar.bz2 musl-1e2281b8356d1935a129ddb199d71677f19a1619.tar.xz musl-1e2281b8356d1935a129ddb199d71677f19a1619.zip |
minor compatibility fixes in utmp.h and fixing mismatch with paths.h
the pathnames prefixed with /dev/null/ are guaranteed never to be
valid. the previous use of /dev/null alone was mildly dangerous in
that bad software might attempt to unlink the name when it found a
non-regular file there and create a new file.
-rw-r--r-- | include/paths.h | 4 | ||||
-rw-r--r-- | include/utmp.h | 10 |
2 files changed, 10 insertions, 4 deletions
diff --git a/include/paths.h b/include/paths.h index d0a5a6d6..e0d1fff1 100644 --- a/include/paths.h +++ b/include/paths.h @@ -27,9 +27,9 @@ #define _PATH_SHELLS "/etc/shells" #define _PATH_TTY "/dev/tty" #define _PATH_UNIX "/boot/vmlinux" -#define _PATH_UTMP "/var/run/utmp" +#define _PATH_UTMP "/dev/null/utmp" #define _PATH_VI "/usr/bin/vi" -#define _PATH_WTMP "/var/log/wtmp" +#define _PATH_WTMP "/dev/null/wtmp" #define _PATH_LASTLOG "/var/log/lastlog" #define _PATH_DEV "/dev/" diff --git a/include/utmp.h b/include/utmp.h index c24d0a8d..b357ac8c 100644 --- a/include/utmp.h +++ b/include/utmp.h @@ -19,6 +19,7 @@ struct lastlog { #define ut_time ut_tv.tv_sec #define ut_name ut_user +#define ut_addr ut_addr_v6[0] #define utmp utmpx #define utmpname(x) (-1) @@ -31,8 +32,13 @@ void setutent(void); void updwtmp(const char *, const struct utmp *); -#define _PATH_UTMP "/dev/null" -#define _PATH_WTMP "/dev/null" +#define _PATH_UTMP "/dev/null/utmp" +#define _PATH_WTMP "/dev/null/wtmp" + +#define UTMP_FILE _PATH_UTMP +#define WTMP_FILE _PATH_WTMP +#define UTMP_FILENAME _PATH_UTMP +#define WTMP_FILENAME _PATH_WTMP #ifdef __cplusplus } |