Revert "fix length after '\' getline string termination"
Caused a regression in sed, revert until we investigate further.
diff --git a/cut.c b/cut.c
index 4719c8b..0258271 100644
--- a/cut.c
+++ b/cut.c
@@ -115,8 +115,8 @@
Range *r;
while ((len = getline(&buf, &size, fp)) > 0) {
- if (buf[len - 1] == '\n')
- buf[--len] = '\0';
+ if (len && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
if (mode == 'f' && !utfutf(buf, delim)) {
if (!sflag)
puts(buf);
diff --git a/head.c b/head.c
index bece31b..a99b6f4 100644
--- a/head.c
+++ b/head.c
@@ -15,7 +15,7 @@
while (i < n && (len = getline(&buf, &size, fp)) > 0) {
fputs(buf, stdout);
- i += (buf[len - 1] == '\n');
+ i += (len && (buf[len - 1] == '\n'));
}
free(buf);
if (ferror(fp))
diff --git a/sed.c b/sed.c
index 819a944..6cfd121 100644
--- a/sed.c
+++ b/sed.c
@@ -441,8 +441,8 @@
eprintf("getline:");
return EOF;
}
- if (s->str[len] == '\n')
- s->str[--len] = '\0';
+ if (s->str[--len] == '\n')
+ s->str[len] = '\0';
return 0;
}
diff --git a/tail.c b/tail.c
index 9addb0d..4ab5fde 100644
--- a/tail.c
+++ b/tail.c
@@ -23,7 +23,7 @@
if (mode == 'n') {
while (i < n && (len = getline(&buf, &size, fp)) > 0)
- if (buf[len - 1] == '\n')
+ if (len > 0 && buf[len - 1] == '\n')
i++;
} else {
while (i < n && (len = efgetrune(&r, fp, str)))
diff --git a/uudecode.c b/uudecode.c
index 28e9147..1d0bf72 100644
--- a/uudecode.c
+++ b/uudecode.c
@@ -169,9 +169,9 @@
while ((len = getline(&bufb, &n, fp)) > 0) {
p = bufb;
/* trim newlines */
- if (bufb[len - 1] != '\n')
+ if (!len || bufb[len - 1] != '\n')
eprintf("no newline found, aborting\n");
- bufb[--len] = '\0';
+ bufb[len - 1] = '\0';
/* check for last line */
if ((i = DEC(*p)) <= 0)