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-rw-r--r--zcat.in39
1 files changed, 25 insertions, 14 deletions
diff --git a/zcat.in b/zcat.in
index fb7ab73..010b7bb 100644
--- a/zcat.in
+++ b/zcat.in
@@ -8,6 +8,9 @@
LC_ALL=C
export LC_ALL
args=
+gz_args=
+xz_args=
+recursive=0
two_hyphens=0
# Loop over args until a filename is found
@@ -25,7 +28,7 @@ while [ x"$1" != x ] ; do
echo "data is read from standard input, decompressed if needed, and sent to"
echo "stdout. Data read from standard input must be of the same type; all"
echo "uncompressed or all compressed with the same compressor."
- echo "The supported compressors are gzip, bzip2, lzip and xz."
+ echo "The supported compressors are bzip2, gzip, lzip and xz."
echo
echo "Usage: $0 [OPTIONS] [CAT_OPTIONS] [FILES]"
echo
@@ -35,6 +38,7 @@ while [ x"$1" != x ] ; do
echo "Options:"
echo " -h, --help display this help and exit"
echo " -V, --version output version information and exit"
+ echo " -r, --recursive operate recursively on directories"
echo
echo "Report bugs to zutils-bug@nongnu.org"
echo "Zutils home page: http://www.nongnu.org/zutils/zutils.html"
@@ -45,8 +49,12 @@ while [ x"$1" != x ] ; do
echo "This script is free software: you have unlimited permission"
echo "to copy, distribute and modify it."
exit 0 ;;
- - | -f)
+ - | -c | --st* | -d | --de* | -f | --fo* | -q | --qu* | -L | --lic* )
;;
+ -l | --lis*)
+ gz_args="${gz_args} $1"; xz_args="${xz_args} $1" ;;
+ -r | --re*)
+ recursive=1 ;;
--)
shift ; two_hyphens=1 ; break ;;
-?*)
@@ -57,14 +65,14 @@ while [ x"$1" != x ] ; do
shift
done
-if [ $# = 0 ]; then
+if [ $# = 0 ] ; then
bindir=`echo "$0" | sed -e 's,[^/]*$,,'`
prog_name=`"${bindir}"zutils -t`
case "${prog_name}" in
- gzip) prog="gzip -cdfq" ;;
bzip2) prog="bzip2 -cdfq" ;;
+ gzip) prog="gzip -cdfq ${gz_args}" ;;
lzip) prog="lzip -cdfq" ;;
- xz) prog="xz -cdfq" ;;
+ xz) prog="xz -cdfq ${xz_args}" ;;
*) prog=cat ;;
esac
{ "${bindir}"zutils -m ${prog_name} ; cat ; } | ${prog} | cat ${args}
@@ -75,29 +83,32 @@ retval=0
for i in "$@" ; do
if [ "$i" = "--" ] && [ ${two_hyphens} = 0 ] ; then two_hyphens=1
else
- if [ ! -f "$i" ]; then
- if [ -f "$i.gz" ]; then i="$i.gz"
- elif [ -f "$i.bz2" ]; then i="$i.bz2"
- elif [ -f "$i.lz" ]; then i="$i.lz"
- elif [ -f "$i.xz" ]; then i="$i.xz"
+ if [ ! -f "$i" ] ; then
+ if [ -f "$i.gz" ] ; then i="$i.gz"
+ elif [ -f "$i.bz2" ] ; then i="$i.bz2"
+ elif [ -f "$i.lz" ] ; then i="$i.lz"
+ elif [ -f "$i.xz" ] ; then i="$i.xz"
+ elif [ ${recursive} = 1 ] && [ -d "$i" ] ; then
+ find "$i" -type f -exec "$0" '{}' ';'
+ continue
else
echo "$0: File \"$i\" not found or not a regular file" 1>&2
- if [ ${retval} = 0 ]; then retval=1 ; fi
+ if [ ${retval} = 0 ] ; then retval=1 ; fi
continue
fi
fi
bindir=`echo "$0" | sed -e 's,[^/]*$,,'`
prog_name=`"${bindir}"zutils -t -- "$i"`
case "${prog_name}" in
- gzip) prog="gzip -cdfq" ;;
bzip2) prog="bzip2 -cdfq" ;;
+ gzip) prog="gzip -cdfq ${gz_args}" ;;
lzip) prog="lzip -cdfq" ;;
- xz) prog="xz -cdfq" ;;
+ xz) prog="xz -cdfq ${xz_args}" ;;
*) prog=cat ;;
esac
${prog} -- "$i" | cat ${args}
r=$?
- if [ $r != 0 ]; then retval=$r ; fi
+ if [ $r != 0 ] ; then retval=$r ; fi
fi
done