Fixed --help, also added some randomness.

1 files changed, 33 insertions, 0 deletions

diff --git a/fgetwc_fix.c b/fgetwc_fix.c
new file mode 100644
index 0000000..ed770ce
--- /dev/null
+++ b/fgetwc_fix.c
@@ -0,0 +1,33 @@
+
+#include <stdlib.h>
+#include <wchar.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include "fgetwc_fix.h"
+
+/* code blatantly ripped from newlib. If you are from newlib: newlib rocks, keep going! */
+wint_t _fgetwc_fixed(FILE *fp) {
+	wchar_t wc;
+	size_t res;
+	size_t nconv = 0;
+	char buf[MB_CUR_MAX];
+	mbstate_t mbstate;
+	memset(&mbstate, 0, sizeof(mbstate));
+
+	while((buf[nconv++] = fgetc(fp)) != EOF){
+		res = mbrtowc(&wc, buf, nconv, &mbstate);
+		if (res == (size_t)-1) /* invalid sequence */
+			break;
+		else if (res == (size_t)-2) /* incomplete sequence */
+			continue;
+		else if (res == 0)
+			return L'\0';
+		else
+			return wc;
+	}
+
+	errno = EILSEQ;
+	return WEOF;
+}