diff options
Diffstat (limited to 'm4/tuklib_physmem.m4')
| -rw-r--r-- | m4/tuklib_physmem.m4 | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/m4/tuklib_physmem.m4 b/m4/tuklib_physmem.m4 index 59a645a4..a8c869f3 100644 --- a/m4/tuklib_physmem.m4 +++ b/m4/tuklib_physmem.m4 @@ -18,6 +18,8 @@ # # - BSDs use sysctl(). # +# - IRIX has setinvent_r(), getinvent_r(), and endinvent_r(). +# # - sysinfo() works on Linux/dietlibc and probably on other Linux # systems whose libc may lack sysconf(). # @@ -78,6 +80,19 @@ main(void) } ]])], [tuklib_cv_physmem_method=sysctl], [ +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#include <invent.h> +int +main(void) +{ + inv_state_t *st = NULL; + setinvent_r(&st); + getinvent_r(st); + endinvent_r(st); + return 0; +} +]])], [tuklib_cv_physmem_method=getinvent_r], [ + # This version of sysinfo() is Linux-specific. Some non-Linux systems have # different sysinfo() so we must check $host_os. case $host_os in @@ -101,7 +116,7 @@ main(void) tuklib_cv_physmem_method=unknown ;; esac -])])])]) +])])])])]) case $tuklib_cv_physmem_method in sysconf) AC_DEFINE([TUKLIB_PHYSMEM_SYSCONF], [1], @@ -114,6 +129,11 @@ case $tuklib_cv_physmem_method in [Define to 1 if the amount of physical memory can be detected with sysctl().]) ;; + getinvent_r) + AC_DEFINE([TUKLIB_PHYSMEM_GETINVENT_R], [1], + [Define to 1 if the amount of physical memory + can be detected with getinvent_r().]) + ;; sysinfo) AC_DEFINE([TUKLIB_PHYSMEM_SYSINFO], [1], [Define to 1 if the amount of physical memory |