makesure_stable should not be changed before the release #60

Makesurefile

@@ -126,9 +126,11 @@
   F=makesure_candidate
   {
     echo '#!/bin/sh'
-    # We use A, not AWK because otherwise it clashes with AWK set for tests
-    echo "if command -v gawk >/dev/null;then A='gawk -ltime -v Gawk=1'; X='';else A=awk; X='function gettimeofday(){}';fi"
-    echo 'exec $A -v "Version='$NEXT_VERSION'" -v "Prog=$0" "$X"'\'
+    # We use `makesure_awk`, not `AWK` because otherwise it clashes with `AWK` set for tests
+    # The same we can't just use `A` because it can clash with external config variable that user might want to use
+    # Since in Posix sh there is no way to declare local var, let's just make names more specific
+    echo "if command -v gawk >/dev/null;then makesure_awk='gawk -ltime -v Gawk=1';makesure_pre='';else makesure_awk=awk;makesure_pre='function gettimeofday(){}';fi"
+    echo 'exec $makesure_awk -v "Version='$NEXT_VERSION'" -v "Prog=$0" "$makesure_pre"'\'
     awk -v Q=\' '
 function trim(s) { sub(/^[ \t\r\n]+/, "", s); sub(/[ \t\r\n]+$/, "", s); return s }
 /^BEGIN/                  { in_begin=1 }

makesure_candidate

@@ -1,6 +1,6 @@
 #!/bin/sh
-if command -v gawk >/dev/null;then A='gawk -ltime -v Gawk=1'; X='';else A=awk; X='function gettimeofday(){}';fi
-exec $A -v "Version=0.9.10" -v "Prog=$0" "$X"'
+if command -v gawk >/dev/null;then makesure_awk='gawk -ltime -v Gawk=1';makesure_pre='';else makesure_awk=awk;makesure_pre='function gettimeofday(){}';fi
+exec $makesure_awk -v "Version=0.9.10" -v "Prog=$0" "$makesure_pre"'
 BEGIN {
   Shell = "bash"
   SupportedShells["bash"]