[libvirt] [PATCH 4/7] util: Change virIsCapable* to return bool

[Osier Yang]

Function name with "aIsB" generally means its return value is
in Bi-state (true/false).
---
 src/node_device/node_device_linux_sysfs.c |  4 ++--
 src/util/virutil.c                        | 18 +++++++++---------
 src/util/virutil.h                        |  4 ++--
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/src/node_device/node_device_linux_sysfs.c b/src/node_device/node_device_linux_sysfs.c
index 5228a01..cb2f86e 100644
--- a/src/node_device/node_device_linux_sysfs.c
+++ b/src/node_device/node_device_linux_sysfs.c
@@ -47,7 +47,7 @@ detect_scsi_host_caps(union _virNodeDevCapData *d)
 
     VIR_DEBUG("Checking if host%d is an FC HBA", d->scsi_host.host);
 
-    if (virIsCapableFCHost(NULL, d->scsi_host.host) == 0) {
+    if (virIsCapableFCHost(NULL, d->scsi_host.host)) {
         d->scsi_host.flags |= VIR_NODE_DEV_CAP_FLAG_HBA_FC_HOST;
 
         if (virReadFCHost(NULL,
@@ -76,7 +76,7 @@ detect_scsi_host_caps(union _virNodeDevCapData *d)
         }
     }
 
-    if (virIsCapableVport(NULL, d->scsi_host.host) == 0) {
+    if (virIsCapableVport(NULL, d->scsi_host.host)) {
         d->scsi_host.flags |= VIR_NODE_DEV_CAP_FLAG_HBA_VPORT_OPS;
 
         if (virReadFCHost(NULL,
diff --git a/src/util/virutil.c b/src/util/virutil.c
index da87897..dfbef06 100644
--- a/src/util/virutil.c
+++ b/src/util/virutil.c
@@ -3133,12 +3133,12 @@ cleanup:
     return ret;
 }
 
-int
+bool
 virIsCapableFCHost(const char *sysfs_prefix,
                    int host)
 {
     char *sysfs_path = NULL;
-    int ret = -1;
+    bool ret = false;
 
     if (virAsprintf(&sysfs_path, "%s/host%d",
                     sysfs_prefix ? sysfs_prefix : SYSFS_FC_HOST_PATH,
@@ -3148,19 +3148,19 @@ virIsCapableFCHost(const char *sysfs_prefix,
     }
 
     if (access(sysfs_path, F_OK) == 0)
-        ret = 0;
+        ret = true;
 
     VIR_FREE(sysfs_path);
     return ret;
 }
 
-int
+bool
 virIsCapableVport(const char *sysfs_prefix,
                   int host)
 {
     char *scsi_host_path = NULL;
     char *fc_host_path = NULL;
-    int ret = -1;
+    int ret = false;
 
     if (virAsprintf(&fc_host_path,
                     "%s/host%d/%s",
@@ -3168,7 +3168,7 @@ virIsCapableVport(const char *sysfs_prefix,
                     host,
                     "vport_create") < 0) {
         virReportOOMError();
-        return -1;
+        return false;
     }
 
     if (virAsprintf(&scsi_host_path,
@@ -3182,7 +3182,7 @@ virIsCapableVport(const char *sysfs_prefix,
 
     if ((access(fc_host_path, F_OK) == 0) ||
         (access(scsi_host_path, F_OK) == 0))
-        ret = 0;
+        ret = true;
 
 cleanup:
     VIR_FREE(fc_host_path);
@@ -3458,7 +3458,7 @@ virReadFCHost(const char *sysfs_prefix ATTRIBUTE_UNUSED,
     return -1;
 }
 
-int
+bool
 virIsCapableFCHost(const char *sysfs_prefix ATTRIBUTE_UNUSED,
                    int host ATTRIBUTE_UNUSED)
 {
@@ -3466,7 +3466,7 @@ virIsCapableFCHost(const char *sysfs_prefix ATTRIBUTE_UNUSED,
     return -1;
 }
 
-int
+bool
 virIsCapableVport(const char *sysfs_prefix ATTRIBUTE_UNUSED,
                   int host ATTRIBUTE_UNUSED)
 {
diff --git a/src/util/virutil.h b/src/util/virutil.h
index 8a2d25c..0e45ac7 100644
--- a/src/util/virutil.h
+++ b/src/util/virutil.h
@@ -254,8 +254,8 @@ int virReadFCHost(const char *sysfs_prefix,
                   char **result)
     ATTRIBUTE_NONNULL(3) ATTRIBUTE_NONNULL(4);
 
-int virIsCapableFCHost(const char *sysfs_prefix, int host);
-int virIsCapableVport(const char *sysfs_prefix, int host);
+bool virIsCapableFCHost(const char *sysfs_prefix, int host);
+bool virIsCapableVport(const char *sysfs_prefix, int host);
 
 enum {
     VPORT_CREATE,
-- 
1.8.1.4