X-Git-Url: https://git.plutz.net/?p=confetti;a=blobdiff_plain;f=pdiread.sh;h=08fbaec3fb373c2fbb6cdde7974caaa520b849e3;hp=8118318d3d4bdd4e2793d468c037b28b5006588f;hb=a6e3da877a73be739ac96b12d9cde2190b24a423;hpb=5ab459e666f2526f671fe222cd1646a4e6798b27

diff --git a/pdiread.sh b/pdiread.sh
index 8118318..08fbaec 100755
--- a/pdiread.sh
+++ b/pdiread.sh
@@ -26,13 +26,23 @@ include_pdi="$0"
 BR='
 '
 
+unescape() {
+  local unescape='s;(^(\\\\)*|[^\\](\\\\)*)\\n;\1\n;g; s;\\(.);\1;g'
+  if [ $# -eq 0 ]; then
+    sed -E "$unescape"
+  else
+    printf %s "$*" \
+    | sed -E "$unescape"
+  fi
+}
+
 pdi_load() {
   # normalise PDI file for processing with pdi_* functions
   # functions in this library can only be applied to normalised data
   # Usage example:
   # data="$(pdi_load file.vcf)"
 
-  sed -En '
+  sed -srn '
     # === Read entire file into buffer ===
     :X $bY; N; bX; :Y s;^.*$;\n&\n;;
 
@@ -100,7 +110,7 @@ pdi_load() {
     # === Update obsolete LABEL property ===
     s;\nLABEL((\;[A-Za-z0-9-]+|\;[A-Za-z0-9-]+=([^;,:"]+|"[^"]+")(,[^;,:"]+|,"[^"]+")*)*):(.*)\n;\nADR\1\;LABEL="\5":\n;g;
 
-    p;' "$1"
+    p;' "$@"
 }
 
 pdi_count(){