[gentoo-commits] proj/tex-overlay:main commit in: eclass/

[Florian Schmaus]

commit:     e240ede253109774a759c1ee7e1fd84bdca37410
Author:     Florian Schmaus <flow <AT> gentoo <DOT> org>
AuthorDate: Tue Apr  2 09:43:26 2024 +0000
Commit:     Florian Schmaus <flow <AT> gentoo <DOT> org>
CommitDate: Tue Apr  2 09:43:26 2024 +0000
URL:        https://gitweb.gentoo.org/proj/tex-overlay.git/commit/?id=e240ede2

texlive-module.eclass: add texlive-module_update_tlpdb

Signed-off-by: Florian Schmaus <flow <AT> gentoo.org>

 eclass/texlive-module.eclass | 68 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/eclass/texlive-module.eclass b/eclass/texlive-module.eclass
index 9fc4e61..08dd7e4 100644
--- a/eclass/texlive-module.eclass
+++ b/eclass/texlive-module.eclass
@@ -420,6 +420,72 @@ texlive-module_src_install() {
        texlive-common_handle_config_files
 }
 
+# @FUNCTION: texlive-module_update_tlpdb
+# @DESCRIPTION:
+# Update the TexLive package database at /usr/share/tlpkg/texlive.tlpdb.
+
+texlive-module_update_tlpdb() {
+       [[ "${TL_PV}" -lt 2023 ]] && return
+
+       # If we are updating this package, then there is no need to update
+       # the tlpdb in postrm, as it will be again updated in postinst.
+       [[ -n "${REPLACING_VERSIONS}" && "${EBUILD_PHASE}" == postrm ]] && 
return
+
+       local tlpkg="${EROOT}"/usr/share/tlpkg
+       local tlpobj="${tlpkg}"/tlpobj
+       local tlpdb="${tlpkg}"/texlive.tlpdb
+
+       ebegin "Regenerating TexLive package database (${tlpdb}, 
${EBUILD_PHASE})"
+
+       local new_tlpdb="${T}"/texlive.tlpdb
+
+       touch "${new_tlpdb}" || die
+
+       local f
+       local tlpobjs=()
+       for f in $(find "${tlpobj}" -maxdepth 1 -type f -name "*.tlpobj" | 
sort); do
+               tlpobjs+=( "${f}" )
+
+               if [[ ${#tlpobjs[@]} -lt 128 ]]; then
+                       continue
+               fi
+
+               cat ${tlpobjs[@]} >> "${new_tlpdb}" || die
+               tlpobjs=()
+       done
+       if [[ ${#tlpobjs[@]} -gt 0 ]]; then
+               cat ${tlpobjs[@]} >> "${new_tlpdb}" || die
+       fi
+
+       if [[ -f "${tlpdb}" ]]; then
+               cmp -s "${new_tlpdb}" "${tlpdb}"
+               local ret=$?
+               case ${ret} in
+                       # content equal
+                       0)
+                               # Nothing to do, return.
+                               eend 0
+                               return
+                               ;;
+                       # content differs
+                       1)
+                               ;;
+                       # cmp failed with an error
+                       *)
+                               eend ${ret} "comparing new and existing tlpdb 
failed (exit status: ${ret})"
+                               die
+                               ;;
+               esac
+       fi
+
+       mv "${new_tlpdb}" "${tlpdb}"
+       eend $? "moving tlpdb into position failed (exit status: ${?})" || die
+
+       if [[ ! -s "${tlpdb}" ]]; then
+               rm "${tlpdb}" || die
+       fi
+}
+
 # @FUNCTION: texlive-module_pkg_postinst
 # @DESCRIPTION:
 # exported function:
@@ -428,6 +494,7 @@ texlive-module_src_install() {
 
 texlive-module_pkg_postinst() {
        etexmf-update
+       texlive-module_update_tlpdb
        [[ -n ${TL_MODULE_INFORMATION} ]] && elog "${TL_MODULE_INFORMATION}"
 }
 
@@ -439,6 +506,7 @@ texlive-module_pkg_postinst() {
 
 texlive-module_pkg_postrm() {
        etexmf-update
+       texlive-module_update_tlpdb
 }
 
 fi