diff options
Diffstat (limited to 'acinclude.m4')
| -rw-r--r-- | acinclude.m4 | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index d6c9e330..970dbec2 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -41,3 +41,248 @@ AC_DEFUN([AS_AC_EXPAND], prefix=$prefix_save exec_prefix=$exec_prefix_save ]) + +dnl Checks for availability of various utmp fields +dnl +dnl Original code by Bernhard Rosenkraenzer (bero@linux.net.eu.org), 1998. +dnl Modifications by Timur Bakeyev (timur@gnu.org), 1999. +dnl Patched from http://bugzilla.gnome.org/show_bug.cgi?id=937 +dnl + +dnl GDM_CHECK_UTMP() +dnl Test for presence of the field and define HAVE_UT_UT_field macro +dnl Taken from vte/gnome-pty-helper's GPH_CHECK_UTMP + +AC_DEFUN([GDM_CHECK_UTMP],[ + +AC_CHECK_HEADERS(sys/time.h utmp.h utmpx.h) +AC_HEADER_TIME + +if test "$ac_cv_header_utmpx_h" = "yes"; then + AC_DEFINE(UTMP,[struct utmpx],[Define to the name of a structure which holds utmp data.]) +else + AC_DEFINE(UTMP,[struct utmp],[Define to the name of a structure which holds utmp data.]) +fi + +dnl some systems (BSD4.4-like) require time.h to be included before utmp.h :/ +AC_MSG_CHECKING(for ut_host field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; char *p; p=ut.ut_host;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_HOST,1,[Define if your utmp struct contains a ut_host field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_pid field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; int i; i=ut.ut_pid;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_PID,1,[Define if your utmp struct contains a ut_pid field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_id field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; char *p; p=ut.ut_id;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_ID,1,[Define if your utmp struct contains a ut_id field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_name field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; char *p; p=ut.ut_name;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_NAME,1,[Define if your utmp struct contains a ut_name field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_type field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; int i; i=(int) ut.ut_type;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_TYPE,1,[Define if your utmp struct contains a ut_type field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_exit.e_termination field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; ut.ut_exit.e_termination=0;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_EXIT_E_TERMINATION,1,[Define if your utmp struct contains a ut_exit.e_termination field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_user field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; char *p; p=ut.ut_user;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_USER,1,[Define if your utmp struct contains a ut_user field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_time field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; ut.ut_time=0;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_TIME,1,[Define if your utmp struct contains a ut_time field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_tv field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; ut.ut_tv.tv_sec=0; ut.ut_tv.tv_usec=0; ],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_TV,1,[Define if your utmp struct contains a ut_tv field.]) +fi +AC_MSG_RESULT($result) + +AC_MSG_CHECKING(for ut_syslen field in the utmp structure) +AC_TRY_COMPILE([#ifdef TIME_WITH_SYS_TIME +#include <sys/time.h> +#include <time.h> +#else +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#else +#include <time.h> +#endif +#endif +#ifdef HAVE_UTMP_H +#include <utmp.h> +#endif +#ifdef HAVE_UTMPX_H +#include <utmpx.h> +#endif],[UTMP ut; ut.ut_syslen=0;],result=yes,result=no) +if test "$result" = "yes"; then + AC_DEFINE(HAVE_UT_UT_SYSLEN,1,[Define if your utmp struct contains a ut_syslen field.]) +fi +AC_MSG_RESULT($result) + +]) |