diff options
Diffstat (limited to 'unix/tcl.m4')
| -rw-r--r-- | unix/tcl.m4 | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4 index 92f29a3..32e5a4c 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -328,6 +328,79 @@ AC_DEFUN(SC_LOAD_TKCONFIG, [ ]) #------------------------------------------------------------------------ +# SC_PROG_TCLSH +# Locate a tclsh shell installed on the system path. This macro +# will only find a Tcl shell that already exists on the system. +# It will not find a Tcl shell in the Tcl build directory or +# a Tcl shell that has been installed from the Tcl build directory. +# If a Tcl shell can't be located on the PATH, then TCLSH_PROG will +# be set to "". Extensions should take care not to create Makefile +# rules that are run by default and depend on TCLSH_PROG. An +# extension can't assume that an executable Tcl shell exists at +# build time. +# +# Arguments +# none +# +# Results +# Subst's the following values: +# TCLSH_PROG +#------------------------------------------------------------------------ + +AC_DEFUN(SC_PROG_TCLSH, [ + AC_MSG_CHECKING([for tclsh]) + + AC_CACHE_VAL(ac_cv_path_tclsh, [ + search_path=`echo ${PATH} | sed -e 's/:/ /g'` + for dir in $search_path ; do + for j in `ls -r $dir/tclsh[[8-9]]* 2> /dev/null` \ + `ls -r $dir/tclsh* 2> /dev/null` ; do + if test x"$ac_cv_path_tclsh" = x ; then + if test -f "$j" ; then + ac_cv_path_tclsh=$j + break + fi + fi + done + done + ]) + + if test -f "$ac_cv_path_tclsh" ; then + TCLSH_PROG="$ac_cv_path_tclsh" + AC_MSG_RESULT($TCLSH_PROG) + else + # It is not an error if an installed version of Tcl can't be located. + TCLSH_PROG="" + AC_MSG_RESULT([No tclsh found on PATH]) + fi + AC_SUBST(TCLSH_PROG) +]) + +#------------------------------------------------------------------------ +# SC_BUILD_TCLSH +# Determine the fully qualified path name of the tclsh executable +# in the Tcl build directory. This macro will correctly determine +# the name of the tclsh executable even if tclsh has not yet +# been built in the build directory. The build tclsh must be used +# when running tests from an extension build directory. It is not +# correct to use the TCLSH_PROG in cases like this. +# +# Arguments +# none +# +# Results +# Subst's the following values: +# BUILD_TCLSH +#------------------------------------------------------------------------ + +AC_DEFUN(SC_BUILD_TCLSH, [ + AC_MSG_CHECKING([for tclsh in Tcl build directory]) + BUILD_TCLSH=${TCL_BIN_DIR}/tclsh + AC_MSG_RESULT($BUILD_TCLSH) + AC_SUBST(BUILD_TCLSH) +]) + +#------------------------------------------------------------------------ # SC_ENABLE_SHARED -- # # Allows the building of shared libraries |