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|      1 #!/usr/bin/env bash |         | 
|      2 # |         | 
|      3 # Author: Makarius |         | 
|      4 # |         | 
|      5 # DESCRIPTION: update Isabelle symbols involving sub/superscripts |         | 
|      6  |         | 
|      7  |         | 
|      8 ## diagnostics |         | 
|      9  |         | 
|     10 PRG="$(basename "$0")" |         | 
|     11  |         | 
|     12 function usage() |         | 
|     13 { |         | 
|     14   echo |         | 
|     15   echo "Usage: isabelle $PRG [FILES|DIRS...]" |         | 
|     16   echo |         | 
|     17   echo "  Recursively find .thy/.ML files and update Isabelle symbols involving" |         | 
|     18   echo "  sub- and superscript." |         | 
|     19   echo |         | 
|     20   echo "  Old versions of files are preserved by appending \"~~\"." |         | 
|     21   echo |         | 
|     22   exit 1 |         | 
|     23 } |         | 
|     24  |         | 
|     25  |         | 
|     26 ## process command line |         | 
|     27  |         | 
|     28 [ "$#" -eq 0 -o "$1" = "-?" ] && usage |         | 
|     29  |         | 
|     30 SPECS="$@"; shift "$#" |         | 
|     31  |         | 
|     32  |         | 
|     33 ## main |         | 
|     34  |         | 
|     35 find $SPECS \( -name \*.ML -o -name \*.thy \) -print0 | \ |         | 
|     36   xargs -0 "$ISABELLE_HOME/lib/scripts/update_sub_sup" |         |