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-rw-r--r--contrib/syslinux-4.02/core/strncasecmp.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/core/strncasecmp.c b/contrib/syslinux-4.02/core/strncasecmp.c
new file mode 100644
index 0000000..2caac0a
--- /dev/null
+++ b/contrib/syslinux-4.02/core/strncasecmp.c
@@ -0,0 +1,24 @@
+/*
+ * strncasecmp.c
+ */
+
+#include <string.h>
+#include <ctype.h>
+
+int strncasecmp(const char *s1, const char *s2, size_t n)
+{
+ const unsigned char *c1 = (const unsigned char *)s1;
+ const unsigned char *c2 = (const unsigned char *)s2;
+ unsigned char ch;
+ int d = 0;
+
+ while (n--) {
+ /* toupper() expects an unsigned char (implicitly cast to int)
+ as input, and returns an int, which is exactly what we want. */
+ d = toupper(ch = *c1++) - toupper(*c2++);
+ if (d || !ch)
+ break;
+ }
+
+ return d;
+}