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5a1de0b325
Avoid undefined behaviour of echo(1) with backslashes in arguments The behaviour is implementation-defined, different /bin/sh's behave differently. Signed-off-by: Daniel Shahaf <danielsh@apache.org> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
106 lines
2.4 KiB
Bash
106 lines
2.4 KiB
Bash
#!/bin/sh
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hxtoh()
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{
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flag=1
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while read -r str; do
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case $str in
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HXCOMM*)
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;;
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STEXI*|ETEXI*|SQMP*|EQMP*) flag=$(($flag^1))
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;;
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*)
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test $flag -eq 1 && printf "%s\n" "$str"
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;;
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esac
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done
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}
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hxtotexi()
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{
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flag=0
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line=1
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while read -r str; do
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case "$str" in
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HXCOMM*)
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;;
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STEXI*)
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if test $flag -eq 1 ; then
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printf "line %d: syntax error: expected ETEXI, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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flag=1
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;;
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ETEXI*)
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if test $flag -ne 1 ; then
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printf "line %d: syntax error: expected STEXI, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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flag=0
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;;
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SQMP*|EQMP*)
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if test $flag -eq 1 ; then
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printf "line %d: syntax error: expected ETEXI, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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;;
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DEFHEADING*)
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printf '%s\n' "$(expr "$str" : "DEFHEADING(\(.*\))")"
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;;
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ARCHHEADING*)
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printf '%s\n' "$(expr "$str" : "ARCHHEADING(\(.*\),.*)")"
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;;
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*)
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test $flag -eq 1 && printf '%s\n' "$str"
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;;
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esac
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line=$((line+1))
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done
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}
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hxtoqmp()
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{
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IFS=
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flag=0
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line=1
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while read -r str; do
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case "$str" in
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HXCOMM*)
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;;
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SQMP*)
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if test $flag -eq 1 ; then
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printf "line %d: syntax error: expected EQMP, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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flag=1
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;;
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EQMP*)
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if test $flag -ne 1 ; then
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printf "line %d: syntax error: expected SQMP, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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flag=0
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;;
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STEXI*|ETEXI*)
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if test $flag -eq 1 ; then
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printf "line %d: syntax error: expected EQMP, found '%s'\n" "$line" "$str" >&2
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exit 1
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fi
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;;
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*)
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test $flag -eq 1 && printf '%s\n' "$str"
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;;
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esac
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line=$((line+1))
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done
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}
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case "$1" in
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"-h") hxtoh ;;
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"-t") hxtotexi ;;
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"-q") hxtoqmp ;;
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*) exit 1 ;;
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esac
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exit 0
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