[PATCH 3/9] xl: turn some int local variable into bool

[Dario Faggioli <dario.faggioli@citrix.com>]

more specifically, the ones used as argument presence
flags in `xl list'.

Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>
---
 tools/libxl/xl_cmdimpl.c |   19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 5c40e84..69469ff 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -3520,7 +3520,7 @@ static void print_bitmap(uint8_t *map, int maplen, FILE *stream)
     }
 }
 
-static void list_domains(int verbose, int context, int claim, int numa,
+static void list_domains(bool verbose, bool context, bool claim, bool numa,
                          const libxl_dominfo *info, int nb_domain)
 {
     int i;
@@ -4504,10 +4504,11 @@ int main_reboot(int argc, char **argv)
 
 int main_list(int argc, char **argv)
 {
-    int opt, verbose = 0;
-    int context = 0;
-    int details = 0;
-    int numa = 0;
+    int opt;
+    bool verbose = false;
+    bool context = false;
+    bool details = false;
+    bool numa = false;
     static struct option opts[] = {
         {"long", 0, 0, 'l'},
         {"verbose", 0, 0, 'v'},
@@ -4523,16 +4524,16 @@ int main_list(int argc, char **argv)
 
     SWITCH_FOREACH_OPT(opt, "lvhZn", opts, "list", 0) {
     case 'l':
-        details = 1;
+        details = true;
         break;
     case 'v':
-        verbose = 1;
+        verbose = true;
         break;
     case 'Z':
-        context = 1;
+        context = true;
         break;
     case 'n':
-        numa = 1;
+        numa = true;
         break;
     }