Re: Bit manipulation

[lutz@iks-jena.de (Lutz Donnerhacke)]

* Stephen Leake wrote:
>lutz@iks-jena.de (Lutz Donnerhacke) writes:
>> Giving something back to the community (bash scripts to ease development):
>> <snip bash scripts>
>
>These scripts may be useful, and they even may be well written. But
>since there are no comments, and no other descriptions of what they
>are supposed to do, or why I might want to use them, I can't tell!
>
>Bash syntax includes comments; please use them!

Ok.

function clearall() {    # unlinks all temporary files can be regenerated
  for i in *.ad[bs]; do  # all Ada source files
    if [ -s "$i" ]; then # existing ones
      j="${i%.*}"        # remove extension
      rm -fv "$i"~ "$i".bak "$j".o "$j".ali "b_$j".c "$j".s ?~"$j".ad[bs]
    fi
  done
  
  for i in *.[hc] *.cpp; do  # all C or C++ source files
    if [ -s "$i" ]; then
      j="${i%.*}"
      rm -fv "$i"~ "$i".bak "$j".o "$j".s
    fi
  done
  
  for i in *.tex; do     # all TeX or LaTeX sources
    if [ -s "$i" ]; then
      j="${i%.*}"
      rm -fv "$i"~ "$i".bak "$j".dvi "$j".aux "$j".toc "$j".lo[ftg]
      rm -fv "$j".glo "$j".idx "$j".ilg "$j".ind "$j".ind.aux
    fi
  done
  
  for i in *.mf; do      # all METAFONT sources
    if [ -s "$i" ]; then
      j="${i%.*}"
      rm -fv "$i"~ "$i".bak "$j".dvi "$j".log "$j".[1-9]*gf
    fi
  done
  
  for i in *.web; do     # all Web sources (meta programming/documentation l.)
    if [ -s "$i" ]; then
      j="${i%.*}"
      rm -fv "$i"~ "$j".p "$j".tex
    fi
  done
  
  rm -fv *.txt{~,.bak}   # all editor backups of text files
}
\f
#! /bin/sh

DEST="$1"

if [ -z "$DEST" ]; then   # no argument given => choose best match
  for DEST in *adb; do    # try all files with real work
    [ -s $(basename "$DEST" b)s ] || break # select those w/o  specification
  done
fi

DEST=$(basename "$DEST" .adb) # remove extension

if gnatmake `[ -s .gnat_opts ] && cat .gnat_opts` "$DEST"; then
  # Compiles without errors
  [ -d html/ ] &&  # there is a documentation directory
  [ ! -s html/index.htm -o "$DEST" -nt html/index.htm ] && # remake necessary
    gnathtml.pl -f -d "$DEST"
fi


-- 
   the \year=2001 TeX calendar; IKS Garamond, 2000; ISBN 3-934601-10-3