stronger checking of numeric parameter formats

1 files changed, 28 insertions, 0 deletions

diff --git a/string_utils.c b/string_utils.c
index 3087060..264a6bd 100644
--- a/string_utils.c
+++ b/string_utils.c
@@ -37,6 +37,34 @@ gboolean String_is_it_numeric(char *parameter)
 }
 
 
+gboolean String_is_it_pos_int(char *parameter)
+{
+
+        GRegex *numeric_regex = g_regex_new (   "^\\s*[+]?\\d+\\s*$",
+                                                G_REGEX_CASELESS,
+                                                0,
+                                                NULL);
+
+        gboolean match = g_regex_match (numeric_regex, parameter, 0, NULL);
+        g_regex_unref (numeric_regex);
+        return match;
+}
+
+
+gboolean String_is_it_pos_neg_int(char *parameter)
+{
+
+        GRegex *numeric_regex = g_regex_new (   "^\\s*[+-]?\\d+\\s*$",
+                                                G_REGEX_CASELESS,
+                                                0,
+                                                NULL);
+
+        gboolean match = g_regex_match (numeric_regex, parameter, 0, NULL);
+        g_regex_unref (numeric_regex);
+        return match;
+}
+
+
 void String_Parameter_To_Text(float Float_To_Convert, int significant_digits,
                               char *start_string,char *units,gchar **LCD_string,int show_plus_sign, int width_of_column)
 {