diff options
Diffstat (limited to 'eclass/llvm.eclass')
| -rw-r--r-- | eclass/llvm.eclass | 51 |
1 files changed, 45 insertions, 6 deletions
diff --git a/eclass/llvm.eclass b/eclass/llvm.eclass index 6ca2f1737ba1..e4ebb9373716 100644 --- a/eclass/llvm.eclass +++ b/eclass/llvm.eclass @@ -52,7 +52,7 @@ # DEPEND=${RDEPEND} # # llvm_check_deps() { -# has_version "sys-devel/clang:${LLVM_SLOT}[llvm_targets_AMDGPU(+)]" +# has_version -d "sys-devel/clang:${LLVM_SLOT}[llvm_targets_AMDGPU(+)]" # } # @CODE @@ -84,11 +84,19 @@ if [[ ! ${_LLVM_ECLASS} ]]; then declare -g -r _LLVM_KNOWN_SLOTS=( 9 8 7 6 5 4 ) # @FUNCTION: get_llvm_prefix -# @USAGE: [<max_slot>] +# @USAGE: [-b|-d] [<max_slot>] # @DESCRIPTION: # Find the newest LLVM install that is acceptable for the package, # and print an absolute path to it. # +# If -b is specified, the checks are performed relative to BROOT, +# and BROOT-path is returned. This is appropriate when your package +# calls llvm-config executable. -b is supported since EAPI 7. +# +# If -d is specified, the checks are performed relative to ESYSROOT, +# and ESYSROOT-path is returned. This is appropriate when your package +# uses CMake find_package(LLVM). -d is the default. +# # If <max_slot> is specified, then only LLVM versions that are not newer # than <max_slot> will be considered. Otherwise, all LLVM versions would # be considered acceptable. The function does not support specifying @@ -105,6 +113,37 @@ declare -g -r _LLVM_KNOWN_SLOTS=( 9 8 7 6 5 4 ) get_llvm_prefix() { debug-print-function ${FUNCNAME} "${@}" + local hv_switch=-d + while [[ ${1} == -* ]]; do + case ${1} in + -b|-d) hv_switch=${1};; + *) break;; + esac + shift + done + + local prefix= + if [[ ${EAPI} != 6 ]]; then + case ${hv_switch} in + -b) + prefix=${BROOT} + ;; + -d) + prefix=${ESYSROOT} + ;; + esac + else + case ${hv_switch} in + -b) + die "${FUNCNAME} -b is not supported in EAPI ${EAPI}" + ;; + -d) + prefix=${EPREFIX} + hv_switch= + ;; + esac + fi + local max_slot=${1} local slot for slot in "${_LLVM_KNOWN_SLOTS[@]}"; do @@ -122,10 +161,10 @@ get_llvm_prefix() { llvm_check_deps || continue else # check if LLVM package is installed - has_version "sys-devel/llvm:${slot}" || continue + has_version ${hv_switch} "sys-devel/llvm:${slot}" || continue fi - echo "${EPREFIX}/usr/lib/llvm/${slot}" + echo "${prefix}/usr/lib/llvm/${slot}" return done @@ -136,8 +175,8 @@ get_llvm_prefix() { # fallback to :0 # assume it's always <= 4 (the lower max_slot allowed) - if has_version "sys-devel/llvm:0"; then - echo "${EPREFIX}/usr" + if has_version ${hv_switch} "sys-devel/llvm:0"; then + echo "${prefix}/usr" return fi |