cap.c: new; casting.c: more tests

1 files changed, 33 insertions, 0 deletions

diff --git a/cap.c b/cap.c
new file mode 100644
index 0000000..d985e91
--- /dev/null
+++ b/cap.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2014  Tomasz Kramkowski <tk@the-tk.com>
+ *
+ * This program is free software. It is licensed under version 3 of the
+ * GNU General Public License.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see [http://www.gnu.org/licenses/].
+ */
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+#include <ctype.h>
+
+char *capitalise(char *string)
+{
+	bool last_sep = true; /* Nothing is a separator too. */
+	for (int i = 0; i < strlen(string); i++) {
+		if (isalpha(string[i])) {
+			string[i] = last_sep ? toupper(string[i]) : tolower(string[i]);
+			last_sep = false;
+		} else
+			last_sep = true;
+	}
+	return string;
+}
+
+int main(void)
+{
+	char string[] = "thIs iS MEANT to Be some Kind OF tEsT strinG?\n";
+	printf(capitalise(string));
+	return true;
+}