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-rw-r--r--src/argparser.bash69
-rwxr-xr-xsrc/test.bash102
-rwxr-xr-xsrc/test.py2
3 files changed, 140 insertions, 33 deletions
diff --git a/src/argparser.bash b/src/argparser.bash
index 1e79d50..4ea8727 100644
--- a/src/argparser.bash
+++ b/src/argparser.bash
@@ -127,18 +127,20 @@ function args_dispose
# Gets the name of the parent process
#
-# @param $1:int The number of parents to walk, 0 for self, and 1 for direct parent
-# @return :str The name of the parent process, empty if not found
-# @exit 0 of success, 1 if not found
+# @param $1:int The number of parents to walk, 0 for self, and 1 for direct parent
+# @param $2:bool Whether to get all arguments
+# @return :str The name of the parent process, empty if not found
+# @exit 0 of success, 1 if not found
function args_parent_name
{
- local pid=$$ lvl=$1 found=0 line arg
+ local pid=$$ lvl=$1 found=0 all=$2 line rc
if [ "${lvl}" = "" ]; then
lvl=1
fi
- while (( $lvl > 0 )) && [ $found = 0 ]; do
+ while (( $lvl > 0 )); do
+ found=0
while read line; do
- if [ "${line:5}" = "PPid:" ]; then
+ if [ "${line::5}" = "PPid:" ]; then
line="${line:5}"
line="${line/$(echo -e \\t)/}"
pid="${line/ /}"
@@ -146,16 +148,19 @@ function args_parent_name
found=1
break
fi
- done < "/proc/${pid}/cmdline"
+ done < "/proc/${pid}/status"
+ if [ $found = 0 ]; then
+ return 1
+ fi
done
- if [ $found = 0 ]; then
- return 1
- fi
if [ -e "/proc/${pid}/cmdline" ]; then
- for arg in "$(cat /proc/${pid}/cmdline | sed -e 's/\x00/\n/g')" ; do
- echo "$arg"
- return 0
- done
+ rc="$(cat /proc/${pid}/cmdline | sed -e 's/\x00/\n/g')"
+ if [ "$all" = 1 ]; then
+ echo "$rc"
+ else
+ head -n 1 <<<"$rc"
+ fi
+ return 0
fi
return 1
}
@@ -165,7 +170,7 @@ function args_parent_name
function args_support_alternatives
{
local alt
- for alt in "$(ls "${args_optmap}")"; do
+ ls "${args_optmap}" | while read alt; do
if [ ! -e "${args_opts}/${alt}" ]; then
ln -s "${args_opts}/$(head -n 1 < "${args_optmap}/${alt}")" "${args_opts}/${alt}"
fi
@@ -334,7 +339,7 @@ function args_add_variadic
function args_help
{
local dash first last maxfirstlen=0 i=0 n help start count lines=() lens=()
- local empty=" " line l col index=0 colour
+ local empty=" " line l col index=0 colour _colour
dash="—"
if [ ${args_linuxvt} = 1 ]; then
@@ -343,7 +348,7 @@ function args_help
echo -en "\e[01m" >> "${args_out}"
echo -n "${args_program}" >> "${args_out}"
echo -en "\e[21m" >> "${args_out}"
- echo "${dash} ${args_description}" >> "${args_out}"
+ echo " ${dash} ${args_description}" >> "${args_out}"
echo >> "${args_out}"
if [ ! "${args_longdescription}" = "" ]; then
@@ -407,10 +412,10 @@ function args_help
l=$(( ${#first} + ${#last} + 6 ))
if [ $type = ${args_ARGUMENTED} ]; then
line+="$(echo -en " \e[04m")${arg}$(echo -en "\e[24m")"
- l=$(( $l + 1 ))
+ l=$(( $l + ${#arg} + 1 ))
elif [ $type = ${args_VARIADIC} ]; then
line+="$(echo -en " [\e[04m")${arg}$(echo -en "\e[24m...]")"
- l=$(( $l + 6 ))
+ l=$(( $l + ${#arg} + 6 ))
fi
lines+=( "$line" )
lens+=( $l )
@@ -436,9 +441,9 @@ function args_help
fi
first=1
colour=$(( 36 - 2 * ($index & 1) ))
- colour="$(sed -e "s:/ARGPARSER_COLOUR/:\x1b[${colour};01m:g" <<< "${lines[$index]}")"
- echo -n "${colour}${empty:${lens[$index]}}" >> "${args_out}"
- while read line; do
+ _colour="$(sed -e "s:/ARGPARSER_COLOUR/:\x1b[${colour};01m:g" <<< "${lines[$index]}")"
+ echo -n "${_colour}${empty:${lens[$index]}}" >> "${args_out}"
+ echo -e "${help}" | while read line; do
if [ $first = 1 ]; then
first=0
echo -n "${line}" >> "${args_out}"
@@ -448,7 +453,7 @@ function args_help
echo -n "${line}" >> "${args_out}"
echo -e "\e[00m" >> "${args_out}"
fi
- done <<< "${help}"
+ done
(( index++ ))
done
@@ -503,7 +508,7 @@ function args_parse
optqueue+=( "${arg}" )
argqueue+=( "" )
nulqueue+=( 1 )
- elif []; then
+ elif [ ! "${arg/=/}" = "${arg}" ]; then
_arg="${arg%%=*}"
type="$(tail -n 1 < "${args_optmap}/${_arg}")"
if (( $type >= ${args_ARGUMENTED} )); then
@@ -544,7 +549,7 @@ function args_parse
argqueue+=( "" )
nulqueue+=( 1 )
elif [ $type = ${args_ARGUMENTED} ]; then
- if [ ${#arg} == $i ]; then
+ if [ ${#arg} = $i ]; then
(( get++ ))
else
argqueue+=( "${arg:i}" )
@@ -552,7 +557,7 @@ function args_parse
fi
break
else
- if [ ${#arg} == $i ]; then
+ if [ ${#arg} = $i ]; then
argqueue+=( "" )
nulqueue+=( 1 )
else
@@ -575,7 +580,7 @@ function args_parse
args_files+=( "$arg" )
fi
done
- set "${queue[@]}"
+ set "${queue[@]}" > /dev/null
queue=()
done
@@ -585,7 +590,7 @@ function args_parse
opt="${optqueue[$i]}"
arg=""
(( ${#argqueue[@]} > $i )) && [ ${nulqueue[$i]} = 1 ]
- argnull=$?
+ argnull=$(( 1 - $? ))
if [ $argnull = 0 ]; then
arg="${argqueue[$i]}"
fi
@@ -593,8 +598,8 @@ function args_parse
opt="$(head -n 1 < "${args_optmap}/${opt}")"
if [ ! -e "${args_opts}/${opt}" ]; then
mkdir -p "${args_opts}/${opt}"
- echo -n "${args_opts}/${opt}/data"
- echo -n "${args_opts}/${opt}/null"
+ echo -n > "${args_opts}/${opt}/data"
+ echo -n > "${args_opts}/${opt}/null"
fi
if (( ${#argqueue[@]} >= $i )); then
echo "$arg" >> "${args_opts}/${opt}/data"
@@ -603,7 +608,7 @@ function args_parse
done
i=0
- n=$(( ${#arg_options[@]} / 6 ))
+ n=$(( ${#args_options[@]} / 6 ))
while (( $i < $n )); do
type=${args_options[(( $i * 6 + 0 ))]}
std=${args_options[(( $i * 6 + 5 ))]}
@@ -624,7 +629,7 @@ function args_parse
args_message="${args_files[*]}"
args_has_message="${#args_files[@]}"
- if [[ ! $args_has_message = 0 ]]; then
+ if [ ! $args_has_message = 0 ]; then
args_has_message=1
fi
diff --git a/src/test.bash b/src/test.bash
new file mode 100755
index 0000000..c929156
--- /dev/null
+++ b/src/test.bash
@@ -0,0 +1,102 @@
+#!/bin/bash
+##
+# argparser – command line argument parser library
+#
+# Copyright © 2013 Mattias Andrée (maandree@member.fsf.org)
+#
+# This library is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this library. If not, see <http://www.gnu.org/licenses/>.
+##
+. argparser.bash
+
+
+echo "Parent: $(args_parent_name)"
+
+long=$(cat <<.
+argparser – command line argument parser library
+
+Copyright © 2013 Mattias Andrée (maandree@member.fsf.org)
+
+This library is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this library. If not, see <http://www.gnu.org/licenses/>.
+.
+)
+
+
+args_init 'A test for argparser' 'test [options] [files]' "$long" '' 2
+
+args_add_argumentless 0 'Prints this help message\n(and exits)' -h -? --help
+args_add_argumentless 0 'Prints the text: hello world' --hello
+args_add_argumentless 0 '' ++hidden
+
+args_add_argumented 0 LINE 'Prints the choosen line' -l --line
+args_add_variadic 0 LINE 'Prints the choosen lines' --l --lines
+
+args_parse "$@"
+args_support_alternatives
+
+if args_option has -?; then
+ args_help
+elif [ $args_unrecognised_count = 0 ] && [ ! $args_argcount = 0 ] && [ ${#args_files[@]} = 0 ]; then
+ if args_option has --hello; then
+ i=0
+ n=$(args_option count --hello)
+ while (( $i < $n )); do
+ (( i++ ))
+ echo 'Hello World'
+ done
+ fi
+ if args_option has -l; then
+ i=0
+ n=$(args_option count --line)
+ while (( $i < $n )); do
+ args_option get --line $i
+ (( i++ ))
+ done
+ fi
+ if args_option has --lines; then
+ i=0
+ n=$(args_option count --l)
+ while (( $i < $n )); do
+ args_option get --l $i
+ (( i++ ))
+ done
+ if [ $n = 0 ]; then
+ echo '--l(--lines) is used without and arguments'
+ fi
+ fi
+ if args_option has ++hidden; then
+ echo 'Congratulations, you have found the secret option!'
+ fi
+else
+ echo "Number of unrecognised options: ${args_unrecognised_count}"
+ echo "Entered message: ${args_message}"
+ echo "Entered files:"
+ for file in "${args_files[@]}"; do
+ echo -en '\t'
+ echo "${file}"
+ done
+fi
+
+args_dispose
+
diff --git a/src/test.py b/src/test.py
index c66b8a0..df159aa 100755
--- a/src/test.py
+++ b/src/test.py
@@ -68,7 +68,7 @@ elif parser.unrecognisedCount == 0 and len(parser.arguments) > 0 and len(parser.
else:
print('Number of unrecognised options: %i' % parser.unrecognisedCount)
print('Entered message: ' + str(parser.message))
- print('Enterd files:')
+ print('Entered files:')
for file in parser.files:
print('\t' + file)