diff options
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tcl.m4 | 88 |
1 files changed, 47 insertions, 41 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4 index c313068..879ea13 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -810,6 +810,50 @@ AC_DEFUN(SC_CONFIG_MANPAGES, [ ]) #-------------------------------------------------------------------- +# TCL_CONFIG_SYSTEM +# +# Determine what the system is (some things cannot be easily checked +# on a feature-driven basis, alas). This can usually be done via the +# "uname" command, but there are a few systems, like Next, where +# this doesn't work. +# +# Arguments: +# none +# +# Results: +# Defines the following var: +# +# system - System/platform/version identification code. +# +#-------------------------------------------------------------------- + +AC_DEFUN(TCL_CONFIG_SYSTEM, [ + AC_MSG_CHECKING([system version]) + AC_CACHE_VAL(tcl_cv_sys_version,[ + if test -f /usr/lib/NextStep/software_version; then + tcl_cv_sys_version=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version` + else + tcl_cv_sys_version=`uname -s`-`uname -r` + if test "$?" -ne 0 ; then + AC_MSG_WARN([can't find uname command]) + tcl_cv_sys_version=unknown + else + # Special check for weird MP-RAS system (uname returns weird + # results, and the version is kept in special file). + + if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then + tcl_cv_sys_version=MP-RAS-`awk '{print $3}' /etc/.relid` + fi + if test "`uname -s`" = "AIX" ; then + tcl_cv_sys_version=AIX-`uname -v`.`uname -r` + fi + fi + fi]) + AC_MSG_RESULT($tcl_cv_sys_version) + system=$tcl_cv_sys_version +]) + +#-------------------------------------------------------------------- # SC_CONFIG_CFLAGS # # Try to determine the proper flags to pass to the compiler @@ -940,30 +984,9 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [ AC_MSG_RESULT($do64bitVIS) # Step 1: set the variable "system" to hold the name and version number - # for the system. This can usually be done via the "uname" command, but - # there are a few systems, like Next, where this doesn't work. + # for the system. - AC_MSG_CHECKING([system version (for dynamic loading)]) - if test -f /usr/lib/NextStep/software_version; then - system=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version` - else - system=`uname -s`-`uname -r` - if test "$?" -ne 0 ; then - AC_MSG_RESULT([unknown (can't find uname command)]) - system=unknown - else - # Special check for weird MP-RAS system (uname returns weird - # results, and the version is kept in special file). - - if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then - system=MP-RAS-`awk '{print $3}' /etc/.relid` - fi - if test "`uname -s`" = "AIX" ; then - system=AIX-`uname -v`.`uname -r` - fi - AC_MSG_RESULT($system) - fi - fi + TCL_CONFIG_SYSTEM # Step 2: check for existence of -ldl library. This is needed because # Linux can use either -ldl or -ldld for dynamic loading. @@ -2245,25 +2268,8 @@ AC_DEFUN(SC_PATH_X, [ AC_DEFUN(SC_BLOCKING_STYLE, [ AC_CHECK_HEADERS(sys/ioctl.h) AC_CHECK_HEADERS(sys/filio.h) + TCL_CONFIG_SYSTEM AC_MSG_CHECKING([FIONBIO vs. O_NONBLOCK for nonblocking I/O]) - if test -f /usr/lib/NextStep/software_version; then - system=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version` - else - system=`uname -s`-`uname -r` - if test "$?" -ne 0 ; then - system=unknown - else - # Special check for weird MP-RAS system (uname returns weird - # results, and the version is kept in special file). - - if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then - system=MP-RAS-`awk '{print $3}' /etc/.relid` - fi - if test "`uname -s`" = "AIX" ; then - system=AIX-`uname -v`.`uname -r` - fi - fi - fi case $system in # There used to be code here to use FIONBIO under AIX. However, it # was reported that FIONBIO doesn't work under AIX 3.2.5. Since |