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opt: cpu-cap -- Make it as optional_argument

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This slightly changes the visible API, but i think it's safe now.
The idea behind it to make single --cpu-cap to indicate "--cpu-cap all".

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Cyrill Gorcunov
2014-09-30 21:18:44 +04:00
committed by Pavel Emelyanov
parent 3914b180d3
commit 88f488e31f
1 changed files with 6 additions and 1 deletions
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7
crtools.c
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@@ -98,6 +98,11 @@ static int parse_cpu_cap(struct cr_options *opts, const char *optarg)
(__opts)->cpu_cap |= (__cap); \ (__opts)->cpu_cap |= (__cap); \
} while (0) } while (0)
if (!optarg) {
____cpu_set_cap(opts, CPU_CAP_ALL, false);
return 0;
}
for (; *optarg; optarg++) { for (; *optarg; optarg++) {
if (optarg[0] == '^') { if (optarg[0] == '^') {
inverse = !inverse; inverse = !inverse;
@@ -171,7 +176,7 @@ int main(int argc, char *argv[], char *envp[])
{ "track-mem", no_argument, 0, 1055}, { "track-mem", no_argument, 0, 1055},
{ "auto-dedup", no_argument, 0, 1056}, { "auto-dedup", no_argument, 0, 1056},
{ "libdir", required_argument, 0, 'L'}, { "libdir", required_argument, 0, 'L'},
{ "cpu-cap", required_argument, 0, 1057}, { "cpu-cap", optional_argument, 0, 1057},
{ "force-irmap", no_argument, 0, 1058}, { "force-irmap", no_argument, 0, 1058},
{ "ext-mount-map", required_argument, 0, 'M'}, { "ext-mount-map", required_argument, 0, 'M'},
{ "exec-cmd", no_argument, 0, 1059}, { "exec-cmd", no_argument, 0, 1059},