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authorNicholas Marriott <nicm@cvs.openbsd.org>2009-11-26 21:14:31 +0000
committerNicholas Marriott <nicm@cvs.openbsd.org>2009-11-26 21:14:31 +0000
commitfe4dbdc3fcc3d0168242f1d396dff77a7134f344 (patch)
tree2ae66ce3629205ede848ee17691c9dfa31fb4a72 /usr.bin/tmux
parentb88b5ffcd3e42c2b9d35dbceb138ba10968feddd (diff)
Get a u_char from the string, otherwise it isn't possible to enter \0377 as it
is mistaken for EOF (doh). Also drop an unused argument.
Diffstat (limited to 'usr.bin/tmux')
-rw-r--r--usr.bin/tmux/cmd-string.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/usr.bin/tmux/cmd-string.c b/usr.bin/tmux/cmd-string.c
index 6a5a0479e5e..e663610258c 100644
--- a/usr.bin/tmux/cmd-string.c
+++ b/usr.bin/tmux/cmd-string.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-string.c,v 1.10 2009/11/21 17:52:18 nicm Exp $ */
+/* $OpenBSD: cmd-string.c,v 1.11 2009/11/26 21:14:30 nicm Exp $ */
/*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -32,7 +32,7 @@
*/
int cmd_string_getc(const char *, size_t *);
-void cmd_string_ungetc(const char *, size_t *);
+void cmd_string_ungetc(size_t *);
char *cmd_string_string(const char *, size_t *, char, int);
char *cmd_string_variable(const char *, size_t *);
char *cmd_string_expand_tilde(const char *, size_t *);
@@ -40,13 +40,15 @@ char *cmd_string_expand_tilde(const char *, size_t *);
int
cmd_string_getc(const char *s, size_t *p)
{
- if (s[*p] == '\0')
+ const u_char *ucs = s;
+
+ if (ucs[*p] == '\0')
return (EOF);
- return (s[(*p)++]);
+ return (ucs[(*p)++]);
}
void
-cmd_string_ungetc(unused const char *s, size_t *p)
+cmd_string_ungetc(size_t *p)
{
(*p)--;
}
@@ -306,7 +308,7 @@ cmd_string_variable(const char *s, size_t *p)
if (fch == '{' && ch != '}')
goto error;
if (ch != EOF && fch != '{')
- cmd_string_ungetc(s, p); /* ch */
+ cmd_string_ungetc(p); /* ch */
buf = xrealloc(buf, 1, len + 1);
buf[len] = '\0';
@@ -337,7 +339,7 @@ cmd_string_expand_tilde(const char *s, size_t *p)
home = pw->pw_dir;
}
} else {
- cmd_string_ungetc(s, p);
+ cmd_string_ungetc(p);
if ((username = cmd_string_string(s, p, '/', 0)) == NULL)
return (NULL);
if ((pw = getpwnam(username)) != NULL)