@ -4,73 +4,72 @@
set -e
wrapLuaPrograms( ) {
wrapLuaProgramsIn " $out /bin " " $out $luaPath "
wrapLuaProgramsIn " $out /bin " " $out $luaPath "
}
# Builds environment variables like LUA_PATH and PATH walking through closure
# of dependencies.
buildLuaPath( ) {
local luaPath = " $1 "
local path
# Create an empty table of paths (see doc on loadFromPropagatedInputs
# for how this is used). Build up the program_PATH and program_LUA_PATH
# variables.
declare -A luaPathsSeen = ( )
program_PATH =
luaPathsSeen[ "@lua@" ] = 1
addToSearchPath program_PATH @lua@/bin
for path in $luaPath ; do
addToLuaPath " $path "
done
local luaPath = " $1 "
local path
# Create an empty table of paths (see doc on loadFromPropagatedInputs
# for how this is used). Build up the program_PATH and program_LUA_PATH
# variables.
declare -A luaPathsSeen = ( )
program_PATH =
luaPathsSeen[ "@lua@" ] = 1
addToSearchPath program_PATH @lua@/bin
for path in $luaPath ; do
addToLuaPath " $path "
done
}
# with an executable shell script which will set some environment variables
# and then call into the original binary (which has been given a .wrapped suffix).
# luaPath is a list of directories
wrapLuaProgramsIn( ) {
local dir = " $1 "
local luaPath = " $2 "
local f
buildLuaPath " $luaPath "
if [ ! -d " $dir " ] ; then
nix_debug " $dir not a directory "
return
local dir = " $1 "
local luaPath = " $2 "
local f
buildLuaPath " $luaPath "
if [ ! -d " $dir " ] ; then
nix_debug " $dir not a directory "
return
fi
nix_debug " wrapping programs in [ $dir ] "
# Find all regular files in the output directory that are executable.
find " $dir " -type f -perm -0100 -print0 | while read -d "" f; do
# Rewrite "#! .../env lua" to "#! /nix/store/.../lua".
# Strip suffix, like "3" or "2.7m" -- we don't have any choice on which
# Lua to use besides one with this hook anyway.
if head -n1 " $f " | grep -q '#!.*/env.*\(lua\)' ; then
sed -i " $f " -e "1 s^.*/env[ ]*\(lua\)[^ ]*^#! @executable@^"
fi
nix_debug " wrapping programs in [ $dir ] "
# Find all regular files in the output directory that are executable.
find " $dir " -type f -perm -0100 -print0 | while read -d "" f; do
# Rewrite "#! .../env lua" to "#! /nix/store/.../lua".
# Strip suffix, like "3" or "2.7m" -- we don't have any choice on which
# Lua to use besides one with this hook anyway.
if head -n1 " $f " | grep -q '#!.*/env.*\(lua\)' ; then
sed -i " $f " -e "1 s^.*/env[ ]*\(lua\)[^ ]*^#! @executable@^"
fi
# wrapProgram creates the executable shell script described
# above. The script will set LUA_(C)PATH and PATH variables!
# (see pkgs/build-support/setup-hooks/make-wrapper.sh)
local -a wrap_args = ( " $f "
--prefix PATH ':' " $program_PATH "
--prefix LUA_PATH ';' " $NIX_LUA_PATH "
--prefix LUA_CPATH ';' " $NIX_LUA_CPATH "
)
# Add any additional arguments provided by makeWrapperArgs
# argument to buildLuaPackage.
# makeWrapperArgs
local -a user_args = " ( $makeWrapperArgs ) "
local -a wrapProgramArgs = ( " ${ wrap_args [@] } " " ${ user_args [@] } " )
# see setup-hooks/make-wrapper.sh
wrapProgram " ${ wrapProgramArgs [@] } "
done
# wrapProgram creates the executable shell script described
# above. The script will set LUA_(C)PATH and PATH variables!
# (see pkgs/build-support/setup-hooks/make-wrapper.sh)
local -a wrap_args = ( " $f "
--prefix PATH ':' " $program_PATH "
--prefix LUA_PATH ';' " $LUA_PATH "
--prefix LUA_CPATH ';' " $LUA_CPATH "
)
# Add any additional arguments provided by makeWrapperArgs
# argument to buildLuaPackage.
# makeWrapperArgs
local -a user_args = " ( $makeWrapperArgs ) "
local -a wrapProgramArgs = ( " ${ wrap_args [@] } " " ${ user_args [@] } " )
# see setup-hooks/make-wrapper.sh
wrapProgram " ${ wrapProgramArgs [@] } "
done
}
# Adds the lib and bin directories to the LUA_PATH and PATH variables,
@ -78,22 +77,22 @@ wrapLuaProgramsIn() {
# `propagated-native-build-inputs`, while avoiding duplicating paths by
# flagging the directories it has visited in `luaPathsSeen`.
loadFromPropagatedInputs( ) {
local dir = " $1 "
# Stop if we've already visited here.
if [ -n " ${ luaPathsSeen [ $dir ] } " ] ; then
return ;
fi
luaPathsSeen[ $dir ] = 1
addToLuaPath " $dir "
addToSearchPath program_PATH $dir /bin
# Inspect the propagated inputs (if they exist) and recur on them.
local prop = " $dir /nix-support/propagated-native-build-inputs "
if [ -e " $prop " ] ; then
local new_path
for new_path in $( cat $prop ) ; do
loadFromPropagatedInputs " $new_path "
done
fi
local dir = " $1 "
# Stop if we've already visited here.
if [ -n " ${ luaPathsSeen [ $dir ] } " ] ; then
return
fi
luaPathsSeen[ $dir ] = 1
addToLuaPath " $dir "
addToSearchPath program_PATH $dir /bin
# Inspect the propagated inputs (if they exist) and recur on them.
local prop = " $dir /nix-support/propagated-native-build-inputs "
if [ -e " $prop " ] ; then
local new_path
for new_path in $( cat $prop ) ; do
loadFromPropagatedInputs " $new_path "
done
fi
}
Alexei Robyn
5 years ago
committed by