common: Slight redefinition of nvc_get_boolean.

* common/name-value.c (nvc_get_boolean): Rewrite.
--

The function may now return a positive or negative number instead of
just 1 for true.  All callers were already prepared for this.

GnuPG-bug-id: 6212

agent/gpg-agent.c

@@ -147,6 +147,7 @@ enum cmd_and_opt_values
   oS2KCalibration,
   oAutoExpandSecmem,
   oListenBacklog,
+  oInactivityTimeout,
 
   oWriteEnvFile,
 
@@ -185,7 +186,7 @@ static gpgrt_opt_t opts[] = {
   ARGPARSE_s_s (oHomedir,    "homedir",      "@"),
   ARGPARSE_conffile (oOptions, "options", N_("|FILE|read options from FILE")),
   ARGPARSE_noconffile (oNoOptions, "no-options", "@"),
-
+  ARGPARSE_s_i (oInactivityTimeout, "inactivity-timeout", "@"),
 
   ARGPARSE_header ("Monitor", N_("Options controlling the diagnostic output")),
 

common/name-value.c

@@ -608,13 +608,14 @@ nvc_get_string (nvc_t nvc, const char *name)
 }
 
 
-/* Return true if NAME exists and its value is true; that is either
- * "yes", "true", or a decimal value unequal to 0.  */
+/* Return true (ie. a non-zero value) if NAME exists and its value is
+ * true; that is either "yes", "true", or a decimal value unequal to 0.  */
 int
 nvc_get_boolean (nvc_t nvc, const char *name)
 {
   nve_t item;
   const char *s;
+  int n;
 
   if (!nvc)
     return 0;
@@ -622,9 +623,12 @@ nvc_get_boolean (nvc_t nvc, const char *name)
   if (!item)
     return 0;
   s = nve_value (item);
-  if (s && (atoi (s)
-            || !ascii_strcasecmp (s, "yes")
-            || !ascii_strcasecmp (s, "true")))
+  if (!s)
+    return 0;
+  n = atoi (s);
+  if (n)
+    return n;
+  if (!ascii_strcasecmp (s, "yes") || !ascii_strcasecmp (s, "true"))
     return 1;
   return 0;
 }

common/name-value.h

@@ -75,7 +75,8 @@ nve_t nve_next_value (nve_t entry, const char *name);
 /* Return the string for the first entry in NVC with NAME or NULL.  */
 const char *nvc_get_string (nvc_t nvc, const char *name);
 
-/* Return a boolean value for the first entry in NVC with NAME.  */
+/* Return a boolean value (zero or non-zero) for the first entry in
+ * NVC with NAME.  */
 int nvc_get_boolean (nvc_t nvc, const char *name);