tracetool: Add optional argument to specify dtrace probe names

Optional feature allowing a user to generate the probe list to match
the name of the binary, in case they wish to install qemu under a
different name than qemu-{system,user},<arch>

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Stefan Hajnoczi <stefaha@linux.vnet.ibm.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Jes Sorensen 2011-02-17 13:26:05 +01:00 committed by Aurelien Jarno
parent 8387da8197
commit e323c93edf

View File

@ -30,9 +30,11 @@ Output formats:
--stap Generate .stp file (DTrace with SystemTAP only)
Options:
--binary [path] Full path to QEMU binary
--target-arch [arch] QEMU emulator target arch
--target-type [type] QEMU emulator target type ('system' or 'user')
--binary [path] Full path to QEMU binary
--target-arch [arch] QEMU emulator target arch
--target-type [type] QEMU emulator target type ('system' or 'user')
--probe-prefix [prefix] Prefix for dtrace probe names
(default: qemu-\$targettype-\$targetarch)
EOF
exit 1
@ -472,7 +474,7 @@ linetostap_dtrace()
# Define prototype for probe arguments
cat <<EOF
probe qemu.$targettype.$targetarch.$name = process("$binary").mark("$name")
probe $probeprefix.$name = process("$binary").mark("$name")
{
EOF
@ -574,14 +576,17 @@ tracetostap()
echo "--binary is required for SystemTAP tapset generator"
exit 1
fi
if [ -z "$targettype" ]; then
if [ -z "$probeprefix" -a -z "$targettype" ]; then
echo "--target-type is required for SystemTAP tapset generator"
exit 1
fi
if [ -z "$targetarch" ]; then
if [ -z "$probeprefix" -a -z "$targetarch" ]; then
echo "--target-arch is required for SystemTAP tapset generator"
exit 1
fi
if [ -z "$probeprefix" ]; then
probeprefix="qemu.$targettype.$targetarch";
fi
echo "/* This file is autogenerated by tracetool, do not edit. */"
convert stap
}
@ -592,6 +597,7 @@ output=
binary=
targettype=
targetarch=
probeprefix=
until [ -z "$1" ]
@ -602,6 +608,7 @@ do
"--binary") shift ; binary="$1" ;;
"--target-arch") shift ; targetarch="$1" ;;
"--target-type") shift ; targettype="$1" ;;
"--probe-prefix") shift ; probeprefix="$1" ;;
"-h" | "-c" | "-d") output="${1#-}" ;;
"--stap") output="${1#--}" ;;