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-rw-r--r--missing/strncasecmp.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/missing/strncasecmp.c b/missing/strncasecmp.c
new file mode 100644
index 0000000..c136703
--- /dev/null
+++ b/missing/strncasecmp.c
@@ -0,0 +1,18 @@
+#include <ctype.h>
+
+int
+strncasecmp(p1, p2, len)
+ char *p1;
+ char *p2;
+ int len;
+{
+ for (; len != 0; len--, p1++, p2++) {
+ if (toupper(*p1) != toupper(*p2)) {
+ return toupper(*p1) - toupper(*p2);
+ }
+ if (*p1 == '\0') {
+ return 0;
+ }
+ }
+ return 0;
+}