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Fix some errors in examples, noticed by Robert Elz: 

* use \e in the source to get a backslash in the output.
* test whether the result from shquote[v]() is -1 before, not after,
  adding 1 to it.
This commit is contained in:
apb 2008-09-07 08:55:46 +00:00
parent 682dda6a54
commit a1dad6e718
1 changed files with 7 additions and 7 deletions
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14
lib/libc/gen/shquote.3
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@ -1,4 +1,4 @@
.\" $NetBSD: shquote.3,v 1.8 2003/07/26 19:24:44 salo Exp $
.\" $NetBSD: shquote.3,v 1.9 2008/09/07 08:55:46 apb Exp $
.\"
.\" Copyright (c) 2001 Christopher G. Demetriou
.\" All rights reserved.
@ -32,7 +32,7 @@
.\"
.\" <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
.\"
.Dd March 1, 2001
.Dd September 7, 2008
.Dt SHQUOTE 3
.Os
.Sh NAME
@ -157,11 +157,11 @@ int argc;
* Buffer of length one given to snprintf() for portability.
*/
cmdlen = snprintf(\*[Am]c, 1, "${PROG-%s} ", PROG_DEFAULT);
qlen = shquotev(argc, argv, NULL, 0) + 1;
qlen = shquotev(argc, argv, NULL, 0);
if (qlen == (size_t)-1) {
\&...
}
cmdlen += qlen;
cmdlen += qlen + 1;
cmd = malloc(cmdlen);
if (cmd == NULL) {
\&...
@ -196,11 +196,11 @@ int argc, i;
*/
cmdlen = snprintf(\*[Am]c, 1, "${PROG-%s} ", PROG_DEFAULT);
for (i = 0; i \*[Lt] argc; i++) {
qlen = shquote(argv[i], NULL, 0) + 1;
qlen = shquote(argv[i], NULL, 0);
if (qlen == (size_t)-1) {
\&...
}
cmdlen += qlen;
cmdlen += qlen + 1;
}
cmd = malloc(cmdlen);
if (cmd == NULL) {
@ -220,7 +220,7 @@ for (i = 0; i \*[Lt] argc; i++) {
len += qlen;
cmd[len++] = ' ';
}
cmd[--len] = '\0';
cmd[--len] = '\e0';
/* "cmd" can now be passed to system(). */
.Ed