Add code v0.1.0

1 files changed, 89 insertions, 0 deletions

diff --git a/say.c b/say.c
new file mode 100644
index 0000000..5a0c587
--- /dev/null
+++ b/say.c
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2026 Nakidai Perumenei <nakidai at disroot dot org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "thac.h"
+
+#include <errno.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+void vsay(char *fmt, va_list ap)
+{
+	fprintf(stderr, "%s:%ld: ", curname, curline);
+	vfprintf(stderr, fmt, ap);
+	fputc('\n', stderr);
+}
+
+void
+say(char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	vsay(fmt, ap);
+	va_end(ap);
+}
+
+void
+complain(int code, char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	vsay(fmt, ap);
+	va_end(ap);
+
+	exit(code);
+}
+
+void
+die(int code, char *fmt, ...)
+{
+	va_list ap;
+
+	fputs(progname, stderr);
+	if (fmt)
+	{
+		fputs(": ", stderr);
+		va_start(ap, fmt);
+		vfprintf(stderr, fmt, ap);
+		va_end(ap);
+	}
+	fputc('\n', stderr);
+
+	exit(code);
+}
+
+void
+dieno(int code, char *fmt, ...)
+{
+	va_list ap;
+
+	fputs(progname, stderr);
+	if (fmt)
+	{
+		fputs(": ", stderr);
+		va_start(ap, fmt);
+		vfprintf(stderr, fmt, ap);
+		va_end(ap);
+	}
+	fprintf(stderr, ": %s\n", strerror(errno));
+
+	exit(code);
+}