Hi,
Ensure we print whatever is left off after we get an EOF.
>From 44572c4ac52791b6957b4aaf09a061770abb20bf Mon Sep 17 00:00:00 2001
From: sin <s...@2f30.org>
Date: Wed, 14 Aug 2013 10:41:55 +0100
Subject: [PATCH] Add strings(1)
---
Makefile | 1 +
strings.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 68 insertions(+)
create mode 100644 strings.c
diff --git a/Makefile b/Makefile
index 33c78a0..6bc091a 100644
--- a/Makefile
+++ b/Makefile
@@ -70,6 +70,7 @@ SRC = \
sort.c \
split.c \
sponge.c \
+ strings.c \
sync.c \
tail.c \
tar.c \
diff --git a/strings.c b/strings.c
new file mode 100644
index 0000000..2cbcebe
--- /dev/null
+++ b/strings.c
@@ -0,0 +1,67 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include "util.h"
+
+static void dostrings(FILE *fp, const char *fname);
+
+static void
+usage(void)
+{
+ eprintf("usage: %s file\n", argv0);
+}
+
+int
+main(int argc, char *argv[])
+{
+ FILE *fp;
+
+ ARGBEGIN {
+ default:
+ usage();
+ } ARGEND;
+
+ if (argc > 0) {
+ if (!(fp = fopen(argv[0], "r")))
+ eprintf("open %s:", argv[0]);
+ dostrings(fp, argv[0]);
+ fclose(fp);
+ } else {
+ dostrings(stdin, "<stdin>");
+ }
+
+ return 0;
+}
+
+static void
+dostrings(FILE *fp, const char *fname)
+{
+ unsigned char buf[BUFSIZ];
+ int c, i = 0;
+ off_t offset = 0;
+
+ while ((c = getc(fp)) != EOF) {
+ offset++;
+ if (isprint(c)) {
+ buf[i++] = c;
+ if (i == sizeof(buf) - 1) {
+ buf[i] = '\0';
+ printf("%8ld: %s\n", (long)offset - i - 1, buf);
+ i = 0;
+ }
+ } else {
+ if (i >= 6) {
+ buf[i] = '\0';
+ printf("%8ld: %s\n", (long)offset - i - 1, buf);
+ }
+ i = 0;
+ }
+ }
+ if (i >= 6) {
+ buf[i] = '\0';
+ printf("%8ld: %s\n", (long)offset - i - 1, buf);
+ }
+ if (ferror(fp))
+ eprintf("%s read error:", fname);
+}
--
1.8.2.3
