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Add IRIX-specific code to tuklib_physmem and tuklib_cpucores.

This is untested but it will get tested soon and, if needed,
fixed before 5.0.0.

Thanks to Stuart Shelton.
This commit is contained in:
Lasse Collin 2010-01-12 16:18:14 +02:00
parent 8ea8dc754a
commit 153c7740c5
4 changed files with 55 additions and 3 deletions

View file

@ -9,7 +9,7 @@
# This information is used by tuklib_cpucores.c.
#
# Currently this supports sysctl() (BSDs, OS/2) and sysconf() (GNU/Linux,
# Solaris, Cygwin).
# Solaris, IRIX, Cygwin).
#
# COPYING
#
@ -54,7 +54,13 @@ int
main(void)
{
long i;
#ifdef _SC_NPROCESSORS_ONLN
/* Many systems using sysconf() */
i = sysconf(_SC_NPROCESSORS_ONLN);
#else
/* IRIX */
i = sysconf(_SC_NPROC_ONLN);
#endif
return 0;
}
]])], [
@ -71,7 +77,8 @@ case $tuklib_cv_cpucores_method in
sysconf)
AC_DEFINE([TUKLIB_CPUCORES_SYSCONF], [1],
[Define to 1 if the number of available CPU cores
can be detected with sysconf(_SC_NPROCESSORS_ONLN).])
can be detected with sysconf(_SC_NPROCESSORS_ONLN)
or sysconf(_SC_NPROC_ONLN).])
;;
esac
])dnl

View file

@ -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

View file

@ -37,7 +37,13 @@ tuklib_cpucores(void)
ret = (uint32_t)cpus;
#elif defined(TUKLIB_CPUCORES_SYSCONF)
# ifdef _SC_NPROCESSORS_ONLN
// Most systems
const long cpus = sysconf(_SC_NPROCESSORS_ONLN);
# else
// IRIX
const long cpus = sysconf(_SC_NPROC_ONLN);
# endif
if (cpus > 0)
ret = (uint32_t)cpus;
#endif

View file

@ -42,6 +42,10 @@
# endif
# include <sys/sysctl.h>
// IRIX
#elif defined(TUKLIB_PHYSMEM_GETINVENT_R)
# include <invent.h>
// This sysinfo() is Linux-specific.
#elif defined(TUKLIB_PHYSMEM_SYSINFO)
# include <sys/sysinfo.h>
@ -136,6 +140,21 @@ tuklib_physmem(void)
ret = mem.u32;
}
#elif defined(TUKLIB_PHYSMEM_GETINVENT_R)
inv_state_t *st = NULL;
if (setinvent_r(&st) != -1) {
inventory_t *i;
while ((i = getinvent_r(st)) != NULL) {
if (i->inv_class == INV_MEMORY
&& i->inv_type == INV_MAIN_MB) {
ret = (uint64_t)i->inv_state << 20;
break;
}
}
endinvent_r(st);
}
#elif defined(TUKLIB_PHYSMEM_SYSINFO)
struct sysinfo si;
if (sysinfo(&si) == 0)