doc/mkinstall

   1 #! /bin/sh
   2 #
   3 # mkinstall - make the INSTALL file from the `Installing Bash' node of the
   4 #             texinfo manual
   5 #
   6
   7 NODE="Installing Bash"
   8 SUBNODE="Basic Installation"
   9 TEXI=bashref.texi
  10 TMPINFO=temp.info
  11 TMPOUT=INSTALL.tmp
  12
  13 OUT=${1:-INSTALL}
  14
  15 trap 'rm -f $TMPOUT $TMPINFO $OUT; trap '' 0; exit 1' 1 2 3 6 15
  16 trap 'rm -f $TMPOUT $TMPINFO' 0
  17
  18 # create an info file without paragraph indentation
  19 makeinfo --no-split --no-number-sections -I../lib/readline/doc --paragraph-indent 0 -o $TMPINFO $TEXI
  20
  21 # write out the text from the `Installing Bash' node to INSTALL.tmp
  22 info --file $TMPINFO --node "$NODE" --subnodes --output $TMPOUT
  23
  24 # remove the info traversal information and the initial menu, and squeeze
  25 # out multiple consecutive blank lines like `cat -s'
  26 awk 'BEGIN { printline = 0; newlines = 0; }
  27
  28 /^File: '$TMPINFO'/     { next; }
  29
  30 /^'"$SUBNODE"'/ { printline = 1; }
  31
  32 /^$/                    { if (printline) newlines = 1; next; }
  33
  34 /$/                     { if (printline) {
  35                                 if (newlines) {
  36                                         printf "\n";
  37                                         newlines = 0;
  38                                 }
  39                                 print $0;
  40                           }
  41                         }' < $TMPOUT > $OUT
  42
  43 exit 0