qemu-patch-raspberry4/hxtool
Jan Kiszka b40292e711 QMP: Introduce commands documentation
One of the most important missing feature in QMP today is its
supported commands documentation.

The plan is to make it part of self-description support, however
self-description is a big task we have been postponing for a
long time now and still don't know when it's going to be done.

In order not to compromise QMP adoption and make users' life easier,
this commit adds a simple text documentation which fully describes
all QMP supported commands.

This is not ideal for a number of reasons (harder to maintain,
text-only, etc) but does improve the current situation. To avoid at
least divering from the user monitor help and texi snippets, QMP bits
are also maintained inside qemu-monitor.hx, and hxtool is extended to
generate a single text file from them.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2010-06-01 13:48:43 -05:00

101 lines
2.1 KiB
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#!/bin/sh
hxtoh()
{
flag=1
while read -r str; do
case $str in
HXCOMM*)
;;
STEXI*|ETEXI*|SQMP*|EQMP*) flag=$(($flag^1))
;;
*)
test $flag -eq 1 && printf "%s\n" "$str"
;;
esac
done
}
hxtotexi()
{
flag=0
line=1
while read -r str; do
case "$str" in
HXCOMM*)
;;
STEXI*)
if test $flag -eq 1 ; then
echo "line $line: syntax error: expected ETEXI, found $str" >&2
exit 1
fi
flag=1
;;
ETEXI*)
if test $flag -ne 1 ; then
echo "line $line: syntax error: expected STEXI, found $str" >&2
exit 1
fi
flag=0
;;
SQMP*|EQMP*)
if test $flag -eq 1 ; then
echo "line $line: syntax error: expected ETEXI, found $str" >&2
exit 1
fi
;;
DEFHEADING*)
echo "$(expr "$str" : "DEFHEADING(\(.*\))")"
;;
*)
test $flag -eq 1 && echo "$str"
;;
esac
line=$((line+1))
done
}
hxtoqmp()
{
IFS=
flag=0
while read -r str; do
case "$str" in
HXCOMM*)
;;
SQMP*)
if test $flag -eq 1 ; then
echo "line $line: syntax error: expected EQMP, found $str" >&2
exit 1
fi
flag=1
;;
EQMP*)
if test $flag -ne 1 ; then
echo "line $line: syntax error: expected SQMP, found $str" >&2
exit 1
fi
flag=0
;;
STEXI*|ETEXI*)
if test $flag -eq 1 ; then
echo "line $line: syntax error: expected EQMP, found $str" >&2
exit 1
fi
;;
*)
test $flag -eq 1 && echo "$str"
;;
esac
done
}
case "$1" in
"-h") hxtoh ;;
"-t") hxtotexi ;;
"-q") hxtoqmp ;;
*) exit 1 ;;
esac
exit 0