r4/cscript
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allow execution from other paths

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r4 2022-05-21 19:32:39 +02:00
parent 1758c6d72a
commit 093b490ce0
1 changed files with 14 additions and 5 deletions
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cscript
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@ -1,6 +1,6 @@
#!/usr/bin/env sh #!/usr/bin/env sh
#Show help # Show help
if [ -z "$1" ] || [ "$1" = "--help" ] || [ "$1" = "-help" ]; then if [ -z "$1" ] || [ "$1" = "--help" ] || [ "$1" = "-help" ]; then
echo "Usage:" echo "Usage:"
echo " $(basename "$0") <source.c>... <-option>... [-- <args>...]" echo " $(basename "$0") <source.c>... <-option>... [-- <args>...]"
@ -10,6 +10,7 @@ if [ -z "$1" ] || [ "$1" = "--help" ] || [ "$1" = "-help" ]; then
fi fi
# Get file names, options and passed-through args # Get file names, options and passed-through args
basedir="."
files="" files=""
opts="" opts=""
shebang_mode="" shebang_mode=""
@ -19,7 +20,8 @@ arg() {
if [ -z "$shebang_mode" ] && [ -n "$at_args" ]; then if [ -z "$shebang_mode" ] && [ -n "$at_args" ]; then
args="$args\n$1" args="$args\n$1"
elif [ "$shebang_mode" = "next_is_file" ]; then elif [ "$shebang_mode" = "next_is_file" ]; then
files="$files\n$1" basedir="$(dirname "$1")"
files="$files\n$(basename "$1")"
shebang_mode=1 shebang_mode=1
elif [ -n "$shebang_mode" ]; then elif [ -n "$shebang_mode" ]; then
args="$args\n$1" args="$args\n$1"
@ -43,9 +45,6 @@ arg() {
;; ;;
# Add source file # Add source file
*) *)
[ ! -f "$1" ] && [ ! -L "$1" ] &&
echo "Source file '$1' does not exist" &&
exit 1
files="$files\n$1" files="$files\n$1"
;; ;;
esac esac
@ -59,7 +58,17 @@ files="$(echo -n "$files" | grep '.')"
opts="$(echo -n "$opts" | grep '.')" opts="$(echo -n "$opts" | grep '.')"
args="$(echo -n "$args" | grep '.')" args="$(echo -n "$args" | grep '.')"
cd "$basedir"
# Check for invalid files
[ -z "$files" ] && echo "No input files" && exit 1 [ -z "$files" ] && echo "No input files" && exit 1
while IFS= read -r l; do
[ ! -f "$l" ] && [ ! -L "$l" ] &&
echo "Source file '$l' does not exist" &&
exit 1
done << EOF
$files
EOF
# Compile and run C program # Compile and run C program
cleanup() { cleanup() {