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| author | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2015-03-25 23:59:45 +0100 |
|---|---|---|
| committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2015-03-25 23:59:45 +0100 |
| commit | 6ff9c31abc14f207265ab214370982ecb3bfe428 (patch) | |
| tree | afdaf5624e71c939c39abe8ef3aba5980aa4d911 /include/internal | |
| parent | 2b33716c08cc506e57115e34b5fe11d8d5477398 (diff) | |
utmp: favour POSIX utmpx over SVID utmp
Note: _PATH_UTMPX == _PATH_UTMP and the utmp struct is identical to the
utmpx struct so this only changes the external API entrypoints and NOT
the underlying data source.
This saves about 500b (~1300b from previously ~1950) while at it.
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'include/internal')
| -rw-r--r-- | include/internal/utmp.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/include/internal/utmp.h b/include/internal/utmp.h new file mode 100644 index 000000000..49f96b4d8 --- /dev/null +++ b/include/internal/utmp.h @@ -0,0 +1,92 @@ +/* vi: set sw=4 ts=4: */ +/* + * internal helper for utmp and utmpx handling + * + * Copyright (C) 2015 by Bernhard Reutner-Fischer + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ +#ifndef __INTERNAL_UTMP_H +#define __INTERNAL_UTMP_H + +#include <utmpx.h> +#include <utmp.h> + +/* Note: _PATH_UTMPX == _PATH_UTMP */ + +#if (defined __UCLIBC_HAS_UTMPX__ && defined __UCLIBC_HAS_UTMP__) \ + || !defined __UCLIBC_HAS_UTMP__ +/* implement the X and alias the non-X */ +# define __set_unlocked __setutxent_unlocked +# define set setutxent +# define __get_unlocked __getutxent_unlocked +# define get getutxent +# define end endutxent +# define __getid_unlocked __getutxid_unlocked +# define getid getutxid +# define getline getutxline +# define putline pututxline +# define name utmpxname +# define updw updwtmpx +# define UT utmpx +# ifndef __DEFAULT_PATH_UTMP +# define __DEFAULT_PATH_UTMP _PATH_UTMPX +# endif +# if defined __UCLIBC_HAS_UTMP__ +# define other(n,a) strong_alias_untyped(n,a) +# else +# define other(n,a) /* nothing */ +# endif +#elif defined __UCLIBC_HAS_UTMP__ +# define __set_unlocked __setutent_unlocked +# define set setutent +# define __get_unlocked __getutent_unlocked +# define get getutent +# define end endutent +# define __getid_unlocked __getutid_unlocked +# define getid getutid +# define getline getutline +# define putline pututline +# define name utmpname +# define updw updwtmp +# define UT utmp +# ifndef __DEFAULT_PATH_UTMP +# define __DEFAULT_PATH_UTMP _PATH_UTMP +# endif +# define other(n,a) /* nothing */ +#else +#error You are supposed to either have UTMP or UTMPX or both here +#endif + +/* not used in libc_hidden_proto(setutxent) */ +/* not used in libc_hidden_proto(endutxent) */ +/* not used in libc_hidden_proto(getutxent) */ +/* not used in libc_hidden_proto(getutxid) */ +/* not used in libc_hidden_proto(getutxline) */ +/* not used in libc_hidden_proto(pututxline) */ +/* not used in libc_hidden_proto(utmpxname) */ +/* not used in libc_hidden_proto(updwtmpx) */ + +/* not used in libc_hidden_proto(setutent) */ +/* not used in libc_hidden_proto(endutent) */ +/* not used in libc_hidden_proto(getutent) */ +/* not used in libc_hidden_proto(getutid) */ +/* not used in libc_hidden_proto(getutline) */ +/* not used in libc_hidden_proto(pututline) */ +/* not used in libc_hidden_proto(utmpname) */ +/* not used in libc_hidden_proto(updwtmp) */ + +#ifdef IS_IN_libutil +# if (defined __UCLIBC_HAS_UTMPX__ && defined __UCLIBC_HAS_UTMP__) \ + || !defined __UCLIBC_HAS_UTMP__ + /* monkey-patch to use the POSIX interface */ +# define setutent setutxent +# define getutline getutxline +# define pututline pututxline +# define endutent endutxent +# define updwtmp updwtmpx +# endif +#endif /* IS_IN_libutil */ + +#endif /* __INTERNAL_UTMP_H */ + |