diff options
Diffstat (limited to 'hl/examples/run-hlc-ex.sh.in')
-rw-r--r-- | hl/examples/run-hlc-ex.sh.in | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/hl/examples/run-hlc-ex.sh.in b/hl/examples/run-hlc-ex.sh.in index 1404fa4..ceb77dd 100644 --- a/hl/examples/run-hlc-ex.sh.in +++ b/hl/examples/run-hlc-ex.sh.in @@ -29,9 +29,32 @@ EXIT_SUCCESS=0 EXIT_FAILURE=1 +# +# Try to derive the path to the installation $prefix established +# by ./configure relative to the examples directory established by +# ./configure. If successful, set `prefix_relto_examplesdir` to the +# relative path. Otherwise, set `prefix_relto_examplesdir` to the +# absolute installation $prefix. +# +# This script uses the value of `prefix` in the user's environment, if +# it is set, below. The content of $() is evaluated in a sub-shell, so +# if `prefix` is set in the user's environment, the shell statements in +# $() won't clobbered it. +# +prefix_relto_examplesdir=$( +prefix=@prefix@ +examplesdir=@examplesdir@ +if [ ${examplesdir##${prefix}/} != ${examplesdir} ]; then + echo $(echo ${examplesdir##${prefix}/} | \ + sed -E 's,[^/]+,..,g') +else + echo $prefix +fi +) + # Where the tool is installed. # default is relative path to installed location of the tools -prefix="${prefix:-@prefix@}" +prefix="${prefix:-../../${prefix_relto_examplesdir}}" PARALLEL=@PARALLEL@ # Am I in parallel mode? AR="@AR@" RANLIB="@RANLIB@" |