acpica: Add missing char test primitives

1 files changed, 54 insertions, 0 deletions

diff --git a/acpica/acpi_init.c b/acpica/acpi_init.c
index 5081b910..04475a9f 100644
--- a/acpica/acpi_init.c
+++ b/acpica/acpi_init.c
@@ -13,6 +13,60 @@
 // Lets keep the ACPI tables in this module
 static struct acpi_table_desc initial_tables[ACPI_MAX_TABLES];
 
+int
+islower (char c)
+{
+	return ((c <= 'z') && (c >= 'a'));
+}
+
+int
+isupper (char c)
+{
+	return ((c <= 'Z') && (c >= 'A'));
+}
+
+int
+isspace (char c)
+{
+	return ((c == '\t') || (c == ' ')); 
+}
+
+int
+isdigit (char c)
+{
+	return ((c <= '9') && (c >= '0'));
+}
+
+int
+isxdigit (char c)
+{
+	return ( ((c <= 'F') && (c >= 'A')) ||
+		 ((c <= 'f') && (c >= 'a')) ||
+		 isdigit(c) );
+}
+
+char
+tolower(char c)
+{
+        if (isupper(c))
+                c -= 'A'-'a';
+        return c;
+}
+
+char
+toupper(char c)
+{
+        if (islower(c))
+                c -= 'a'-'A';
+        return c;
+}
+
+int
+isprint(char c)
+{
+	return ((c <= 126) && (c >= 32));
+}
+
 static void *
 pmap_hack (unsigned long offset, unsigned long size)
 {