[template-glib] eval: add != support for double/double nad string/string

[Christian Hergert <chergert src gnome org>]

commit abb174396fd05b864bdd6b86594e381f3ee7bf11
Author: Christian Hergert <christian hergert me>
Date:   Fri Apr 22 17:38:22 2016 -0700

    eval: add != support for double/double nad string/string

 src/tmpl-expr-eval.c |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)
---
diff --git a/src/tmpl-expr-eval.c b/src/tmpl-expr-eval.c
index 44d076e..a73ccb1 100644
--- a/src/tmpl-expr-eval.c
+++ b/src/tmpl-expr-eval.c
@@ -973,6 +973,21 @@ eq_string_string (const GValue  *left,
   return TRUE;
 }
 
+static gboolean
+ne_string_string (const GValue  *left,
+                  const GValue  *right,
+                  GValue        *return_value,
+                  GError       **error)
+{
+  const gchar *left_str = g_value_get_string (left);
+  const gchar *right_str = g_value_get_string (right);
+
+  g_value_init (return_value, G_TYPE_BOOLEAN);
+  g_value_set_boolean (return_value, 0 != g_strcmp0 (left_str, right_str));
+
+  return TRUE;
+}
+
 #define SIMPLE_OP_FUNC(func_name, ret_type, set_func, get_left, op, get_right)  \
 static gboolean                                                                 \
 func_name (const GValue  *left,                                                 \
@@ -995,6 +1010,7 @@ SIMPLE_OP_FUNC (lt_double_double,  G_TYPE_BOOLEAN, set_boolean, get_double, <,
 SIMPLE_OP_FUNC (lte_double_double, G_TYPE_BOOLEAN, set_boolean, get_double, <=, get_double)
 SIMPLE_OP_FUNC (gt_double_double,  G_TYPE_BOOLEAN, set_boolean, get_double, >,  get_double)
 SIMPLE_OP_FUNC (eq_double_double,  G_TYPE_BOOLEAN, set_boolean, get_double, ==, get_double)
+SIMPLE_OP_FUNC (ne_double_double,  G_TYPE_BOOLEAN, set_boolean, get_double, !=, get_double)
 SIMPLE_OP_FUNC (gte_double_double, G_TYPE_BOOLEAN, set_boolean, get_double, >=, get_double)
 
 #undef SIMPLE_OP_FUNC
@@ -1019,12 +1035,14 @@ build_dispatch_table (void)
   ADD_DISPATCH_FUNC (TMPL_EXPR_UNARY_MINUS, G_TYPE_DOUBLE, 0,             unary_minus_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_LT,          G_TYPE_DOUBLE, G_TYPE_DOUBLE, lt_double_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_GT,          G_TYPE_DOUBLE, G_TYPE_DOUBLE, gt_double_double);
+  ADD_DISPATCH_FUNC (TMPL_EXPR_NE,          G_TYPE_DOUBLE, G_TYPE_DOUBLE, ne_double_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_LTE,         G_TYPE_DOUBLE, G_TYPE_DOUBLE, lte_double_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_GTE,         G_TYPE_DOUBLE, G_TYPE_DOUBLE, gte_double_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_EQ,          G_TYPE_DOUBLE, G_TYPE_DOUBLE, eq_double_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_MUL,         G_TYPE_STRING, G_TYPE_DOUBLE, mul_string_double);
   ADD_DISPATCH_FUNC (TMPL_EXPR_MUL,         G_TYPE_DOUBLE, G_TYPE_STRING, mul_double_string);
   ADD_DISPATCH_FUNC (TMPL_EXPR_EQ,          G_TYPE_STRING, G_TYPE_STRING, eq_string_string);
+  ADD_DISPATCH_FUNC (TMPL_EXPR_NE,          G_TYPE_STRING, G_TYPE_STRING, ne_string_string);
 
 #undef ADD_DISPATCH_FUNC