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Cleanup qemu binary detection logic in qemudCapsInitGuest()

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There's no need for the hasbase/hasaltbase confusion, just store the
first binary path found in a variable.

* src/qemu_conf.c: kill hasbase/hasaltbase logic in qemudCapsInitGuest()
This commit is contained in:
Mark McLoughlin 2009-07-23 18:31:34 +01:00
parent 84255632cb
commit 7803e6f3ed
1 changed files with 9 additions and 8 deletions
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17
src/qemu_conf.c
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@ -370,17 +370,18 @@ qemudCapsInitGuest(virCapsPtr caps,
int hvm) {
virCapsGuestPtr guest;
int i;
int hasbase = 0;
int hasaltbase = 0;
int haskvm = 0;
int haskqemu = 0;
const char *kvmbin = NULL;
const char *binary = NULL;
/* Check for existance of base emulator, or alternate base
* which can be used with magic cpu choice
*/
hasbase = (access(info->binary, X_OK) == 0);
hasaltbase = (info->altbinary && access(info->altbinary, X_OK) == 0);
if (access(info->binary, X_OK) == 0)
binary = info->binary;
else if (info->altbinary && access(info->altbinary, X_OK) == 0)
binary = info->altbinary;
/* Can use acceleration for KVM/KQEMU if
* - host & guest arches match
@ -398,6 +399,8 @@ qemudCapsInitGuest(virCapsPtr caps,
access("/dev/kvm", F_OK) == 0) {
haskvm = 1;
kvmbin = kvmbins[i];
if (!binary)
binary = kvmbin;
break;
}
}
@ -406,8 +409,7 @@ qemudCapsInitGuest(virCapsPtr caps,
haskqemu = 1;
}
if (!hasbase && !hasaltbase && !haskvm)
if (!binary)
return 0;
/* We register kvm as the base emulator too, since we can
@ -416,8 +418,7 @@ qemudCapsInitGuest(virCapsPtr caps,
hvm ? "hvm" : "xen",
info->arch,
info->wordsize,
(hasbase ? info->binary :
(hasaltbase ? info->altbinary : kvmbin)),
binary,
NULL,
info->nmachines,
info->machines)) == NULL)