This converts +foo/-foo to "foo=on"/"foo=off" respectively when QEMU parser is used for the command line options.
"-cpu" parsers in x86 and other architectures should be unaffected by this change. Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru> --- util/qemu-option.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/util/qemu-option.c b/util/qemu-option.c index efcb5dc..6c8667c 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -890,6 +890,12 @@ static int opts_do_parse(QemuOpts *opts, const char *params, if (strncmp(option, "no", 2) == 0) { memmove(option, option+2, strlen(option+2)+1); pstrcpy(value, sizeof(value), "off"); + } else if (strncmp(option, "-", 1) == 0) { + memmove(option, option+1, strlen(option+1)+1); + pstrcpy(value, sizeof(value), "off"); + } else if (strncmp(option, "+", 1) == 0) { + memmove(option, option+1, strlen(option+1)+1); + pstrcpy(value, sizeof(value), "on"); } else { pstrcpy(value, sizeof(value), "on"); } -- 1.8.4.rc4