csplit: Fix check of fputs() return value, making csplit work again.

As of r295638, fputs() returns the number of bytes written (if not more than
INT_MAX). This broke csplit completely, since csplit assumed only success
only for the return value 0.

PR:		213510
Submitted by:	J.R. Oldroyd
MFC after:	1 week
Relnotes:	yes
This commit is contained in:
jilles 2017-05-02 21:56:20 +00:00
parent 8e675e4b83
commit 2bdc6493a9

View File

@ -195,7 +195,7 @@ main(int argc, char *argv[])
/* Copy the rest into a new file. */
if (!feof(infile)) {
ofp = newfile();
while ((p = get_line()) != NULL && fputs(p, ofp) == 0)
while ((p = get_line()) != NULL && fputs(p, ofp) != EOF)
;
if (!sflag)
printf("%jd\n", (intmax_t)ftello(ofp));
@ -392,7 +392,7 @@ do_rexp(const char *expr)
/* Read and output lines until we get a match. */
first = 1;
while ((p = get_line()) != NULL) {
if (fputs(p, ofp) != 0)
if (fputs(p, ofp) == EOF)
break;
if (!first && regexec(&cre, p, 0, NULL, 0) == 0)
break;
@ -453,7 +453,7 @@ do_lineno(const char *expr)
while (lineno + 1 != lastline) {
if ((p = get_line()) == NULL)
errx(1, "%ld: out of range", lastline);
if (fputs(p, ofp) != 0)
if (fputs(p, ofp) == EOF)
break;
}
if (!sflag)