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Code Issues Releases Wiki Activity

Shell: printhelp fixes plus some more.

master
Pierre Neidhardt 2013-01-21 15:33:01 +01:00
parent a9ffe6c4d3
commit 1e1c69600e
3 changed files with 124 additions and 107 deletions
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103
.shell.d/funs_pacman
View File

@ -42,13 +42,14 @@ pacman-files()
{ {
_printhelp() _printhelp()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-n] PACKAGES" Usage: $1 [OPTIONS] PACKAGES
echo
echo "Usage:" Display size of files in PACKAGES.
echo -e " default:\tDisplay size of files in PACKAGES."
echo -e " -h:\t\tDisplay this help." -h: Display this help.
echo -e " -n:\t\tSort by size." -n: Sort by size.
EOF
} }
local OPTION_SORT="cat" local OPTION_SORT="cat"
@ -99,15 +100,16 @@ pacman-diff()
{ {
_printhelp() _printhelp()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-m|-e] [-q] FILE" Usage: $1 [-m|-e] [-q] FILE
echo
echo "Usage:" Display packages included in FILE but not installed.
echo -e " default:\tDisplay packages included in FILE but not installed."
echo -e " -e:\t\tCompare FILE to explicitly installed packages." -e: Compare FILE to explicitly installed packages.
echo -e " -h:\t\tDisplay this help." -h: Display this help.
echo -e " -m:\t\tCompare FILE to foreign installed packages." -m: Compare FILE to foreign installed packages.
echo -e " -q:\t\tDisplay installed packages not included in FILE." -q: Display installed packages not included in FILE.
EOF
} }
local OPTION_EXPLICIT="" local OPTION_EXPLICIT=""
@ -158,15 +160,17 @@ pacman-size()
{ {
_printhelp() _printhelp()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-a|-h|-n|-q] PACKAGES" Usage: $1 [OPTIONS] PACKAGES
echo -e " Arguments MUST be set before package list."
echo Display package size. Output contains no double and is alphabetically sorted. A
echo "Usage:" grand total is printed at the end. It will only work for repos packages by
echo -e " default:\tDisplay package size. Output contains no double and is alphabetically sorted. A grand total is printed at the end. It will only work for repos packages by default." default.
echo -e " -h:\t\tShow this help."
echo -e " -n:\t\tOutput is sorted by size." -h: Show this help.
echo -e " -q:\t\tUses installed packages database instead of repos database. It speeds up queries and allows displaying size of local packages not available in repos." -n: Output is sorted by size.
-q: Uses installed packages database instead of repos database. It speeds up queries and allows displaying size of local packages not available in repos.
EOF
} }
local CMD="pacman -Si" local CMD="pacman -Si"
@ -233,16 +237,18 @@ pacman-deps()
{ {
_printhelp() _printhelp()
{ {
echo "Synopsis:"
echo -e " $1 [-a|-h|-q] [-r] PACKAGES" cat <<EOF
echo -e " Arguments MUST be set before package list." Usage: $1 [-a|-h|-q] [-r] PACKAGES
echo
echo "Usage:" Display package dependencies. Output contains no double and is alphabetically
echo -e " default:\tDisplay package dependencies. Output contains no double and is alphabetically sorted. It will only work for repos packages by default." sorted. It will only work for repos packages by default.
echo -e " -a:\t\tUses Yaourt queries instead of repos database. It slows down query but allow displaying size of any packages not available in repos."
echo -e " -h:\t\tShow this help." -a: Uses Yaourt queries instead of repos database. It slows down query but allow displaying size of any packages not available in repos.
echo -e " -r:\t\tCall function recursively." -h: Show this help.
echo -e " -q:\t\tUses installed packages database instead of repos database. It speeds up queries and allows displaying size of local packages not available in repos." -r: Call function recursively.
-q: Uses installed packages database instead of repos database. It speeds up queries and allows displaying size of local packages not available in repos.
EOF
} }
local CMD="pacman -Si" local CMD="pacman -Si"
@ -355,19 +361,20 @@ abs-fetch ()
{ {
_printhelp () _printhelp ()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-hfy] PACKAGES" Usage: $1 [-hfy] PACKAGES
echo
echo "Usage:" Fetch PKGBUILDs from ABS-tree.
echo -e " default:\tFetch PKGBUILDs from ABS-tree"
echo -e " -f:\t\tOverwrite folder if it exists." -f:\t\tOverwrite folder if it exists.
echo -e " -h:\t\tDisplay this help." -h:\t\tDisplay this help.
echo -e " -y:\t\tUse 'yaourt' to fetch data." -y:\t\tUse 'yaourt' to fetch data.
echo
echo 'Noteworthy parameters:' Noteworthy parameters:
echo '* $(pacman-official)' \$(pacman-official)
echo '* $(pacman -Qmq)' \$(pacman -Qmq)
echo '* $(pacman -Qq)' \$(pacman -Qq)
EOF
} }
local DL_AGENT=0 local DL_AGENT=0

105
.shell.d/funs_rc
View File

@ -231,20 +231,18 @@ sanitize()
asciify() asciify()
{ {
asciify_help() _printhelp()
{ {
echo cat <<EOF
echo "Usage:" Usage: $1 FILES
echo -e "\t$1 FILES"
echo Convert non-ASCII characters to their ASCII equivalent.
echo "Synopsis:" EOF
echo -e "\tConvert non-ASCII characters to their ASCII equivalent."
echo
} }
if [ $# -eq 0 ]; then if [ $# -eq 0 ]; then
echo "Missing arguments." echo "Missing arguments."
asciify_help $0 _printhelp $0
return return
fi fi
@ -305,22 +303,23 @@ asciify()
blind-append() blind-append()
{ {
blind_help() _printhelp()
{ {
echo cat <<EOF
echo "Usage:" Usage: $1 FILE [STRING]
echo -e "\t$1 FILE [STRING]"
echo Append to all STRING found in FILE a secret phrase being prompted. If STRING is
echo "Synopsis:" omitted, secret phrase will be appended to the end of the file. If FILE does
echo -e "\tAppend to all STRING found in FILE a secret phrase being prompted." not exist, it will be created and secret phrase will be inserted. STRING will be
echo -e "\tIf STRING is omitted, secret phrase will be appended to the end of the file." ignored.
echo -e "\tIf FILE does not exist, it will be created and secret phrase will be inserted. STRING will be ignored."
echo This requires 'read -s'. It will not work for Bourne Shell.
EOF
} }
if [ $# -gt 2 ] || [ $# -lt 1 ]; then if [ $# -gt 2 ] || [ $# -lt 1 ]; then
echo "Wrong number of arguments." echo "Wrong number of arguments."
blind_help $0 _printhelp $0
return return
fi fi
@ -363,6 +362,7 @@ termcolors256()
done done
} }
## Will not work for Bourne Shell.
termcolors() termcolors()
{ {
# The test text. Must be 3 letters. # The test text. Must be 3 letters.
@ -396,43 +396,47 @@ termsupport()
done | sort -nk2 done | sort -nk2
} }
## Highlight themes viewer for 256-colors terminals.
if [ -n "$(command -v highlight)" ] ; then if [ -n "$(command -v highlight)" ] ; then
hlt-viewer () hlt-viewer ()
{ {
print_help() _printhelp()
{ {
echo "Synopsis:" cat<<EOF
echo -e " $1" Usage: $1
echo
echo "This script displays a preview for every highlight's theme." Highlight themes viewer for 256-colors terminals.
echo "Press ENTER to display next preview. Press anything else then ENTER to quit."
highlight is a tool for listing printing. This script displays a preview for
every highlight's theme. Press ENTER to display next preview. Press anything
else then ENTER to quit.
EOF
} }
if [ $# -gt 0 ]; then if [ $# -gt 0 ]; then
print_help "$0" _printhelp "$0"
return return
fi fi
local SAMPLE="$(cat <<EOF
local LIST=$(highlight -w | grep -v "\s\|^$") void function(char* pointer, int &ref)
local SAMPLE="void function(char* pointer, int &ref)
{ {
int integer=3; int integer=3;
char* string=\"Hello!\"; char* string="Hello!";
// Line comment // Line comment
for ( i=0; i<10; i++) for ( i=0; i<10; i++)
{ {
printf(\"Sum: %d\\\n\", i*( integer+14 ) ); printf("Sum: %d\n", i*( integer+14 ) );
} }
}" }
EOF
)"
unset DUMMY unset DUMMY
for i in $(highlight -w | grep -v "\s\|^$"); do for i in $(highlight -w | grep -v "\s\|^$"); do
echo "******************** $i ********************" echo "******************** $i ********************"
highlight -S c -O xterm256 <(echo $SAMPLE) -s "$i" highlight -S c -O xterm256 <(echo "$SAMPLE") -s "$i"
read -s DUMMY read DUMMY
if [ -n "$DUMMY" ]; then if [ -n "$DUMMY" ]; then
return return
fi fi
@ -519,21 +523,21 @@ pdfresize ()
gs -q -o $2 -sDEVICE=pdfwrite -sPAPERSIZE=a4 -dFIXEDMEDIA -dPDFFitPage -dCompatibilityLevel=1.4 $1 gs -q -o $2 -sDEVICE=pdfwrite -sPAPERSIZE=a4 -dFIXEDMEDIA -dPDFFitPage -dCompatibilityLevel=1.4 $1
} }
## Create an archive from a single or multiples files/folders.
archive () archive ()
{ {
printhelp() _printhelp()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-m METHOD] [-v] FILES|FOLDERS" Usage: $1 [-m METHOD] [-v] FILES|FOLDERS
echo
echo "Usage:" Create an archive from a single or multiples files/folders.
echo -e " default:\tCreate an archive of specified FILES and/or FOLDERS."
echo -e " -h:\t\tDisplay this help." -h: Display this help.
echo -e " -m:\t\tChoose compression method." -m: Choose compression method.
echo -e " gz\t\tgzip (default)." * gz: gzip (default).
echo -e " xz\t\tLZMA." * xz: LZMA.
echo -e " -v:\t\tExclude VCS data. (GNU tar only)." -v: Exclude VCS data. (GNU tar only).
EOF
} }
local OPTION_VCS="" local OPTION_VCS=""
@ -542,7 +546,7 @@ archive ()
while getopts ":hm:v" opt; do while getopts ":hm:v" opt; do
case $opt in case $opt in
h) h)
printhelp "$0" _printhelp "$0"
return 1 return 1
;; ;;
m) m)
@ -552,7 +556,7 @@ archive ()
OPTION_VCS="--exclude-vcs" OPTION_VCS="--exclude-vcs"
;; ;;
?) ?)
printhelp "$0" _printhelp "$0"
return 1 return 1
;; ;;
:) :)
@ -668,6 +672,7 @@ vcsclean()
fi fi
local CHOICE local CHOICE
unset CHOICE
echo "This will clean current folder from all VCS control files." echo "This will clean current folder from all VCS control files."
echo -n "Proceed ? [y/N] " echo -n "Proceed ? [y/N] "
while [ -z "$CHOICE" ]; while [ -z "$CHOICE" ];

23
.shell.d/funs_transcode
View File

@ -125,14 +125,17 @@ tc_transcode()
{ {
_printhelp() _printhelp()
{ {
echo "Synopsis:" cat <<EOF
echo -e " $1 [-f|-h|-s] FILES" Usage: $1 [OPTIONS] FILES|FOLDERS
echo
echo "Usage:" Transcode FILES or files found in FOLDERS to .mkv with x264 and ogg. Output
echo -e " default:\tTranscode FILES to .mkv with x264 and ogg. Output files are the same as the original, with time appended. You can customize encoding with the TC_* variables." files are the same as the original, with time appended. You can customize
echo -e " -f:\t\tOverwrite existing file if any." encoding with the TC_* variables.
echo -e " -h:\t\tDisplay this help."
echo -e " -s:\t\tSample of ten minutes." -f: Overwrite existing file if any.
-h: Display this help.
-s: Sample of ten minutes.
EOF
} }
## What to do if file exists: ## What to do if file exists:
@ -176,10 +179,12 @@ tc_transcode()
return return
fi fi
## The IFS trick will let us use an array of file that can have spaces. Real arrays are much better at it, but in this case the trick is not excessive, and works on all sh shells.
local OLDIFS local OLDIFS
OLDIFS=$IFS OLDIFS=$IFS
## Zsh compatibility ## Zsh compatibility. We need it otherwise word splitting of parameter like
## TC_SAMPLE will not work.
local STATUS local STATUS
STATUS="$(set -o | grep 'shwordsplit' | awk '{print $2}')" STATUS="$(set -o | grep 'shwordsplit' | awk '{print $2}')"
[ "$STATUS" = "off" ] && set -o shwordsplit [ "$STATUS" = "off" ] && set -o shwordsplit