1 files changed, 60 insertions, 0 deletions
diff --git a/bin/ps/fmt.c b/bin/ps/fmt.c
new file mode 100644
index 0000000..489a0ec
--- /dev/null
+++ b/bin/ps/fmt.c
@@ -0,0 +1,60 @@
+/*	$NetBSD: fmt.c,v 1.21 2007/12/12 22:55:43 lukem Exp $	*/
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: fmt.c,v 1.21 2007/12/12 22:55:43 lukem Exp $");
+
+#include <kvm.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <vis.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include "ps.h"
+
+void
+fmt_puts(char *s, int *leftp)
+{
+	static char *v = 0;
+	static int maxlen = 0;
+	char *nv;
+	int len, nlen;
+
+	if (*leftp == 0)
+		return;
+	len = strlen(s) * 4 + 1;
+	if (len > maxlen) {
+		if (maxlen == 0)
+			nlen = getpagesize();
+		else
+			nlen = maxlen;
+		while (len > nlen)
+			nlen *= 2;
+		nv = realloc(v, nlen);
+		if (nv == 0)
+			return;
+		v = nv;
+		maxlen = nlen;
+	}
+	len = strvis(v, s, VIS_TAB | VIS_NL | VIS_CSTYLE);
+	if (*leftp != -1) {
+		if (len > *leftp) {
+			v[*leftp] = '\0';
+			*leftp = 0;
+		} else
+			*leftp -= len;
+	}
+	(void)printf("%s", v);
+}
+
+void
+fmt_putc(int c, int *leftp)
+{
+
+	if (*leftp == 0)
+		return;
+	if (*leftp != -1)
+		*leftp -= 1;
+	putchar(c);
+}