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Sync OpenBSD patchset 649:

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have_arg matches buf so it is no longer necessary, spotted by Tim van der
Molen.
This commit is contained in:
Tiago Cunha 2010-02-26 13:27:38 +00:00
parent ecac081a55
commit 8dcb62cd87
1 changed files with 4 additions and 16 deletions
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20
cmd-string.c
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@ -1,4 +1,4 @@
/* $Id: cmd-string.c,v 1.30 2010-02-02 23:53:36 tcunha Exp $ */ /* $Id: cmd-string.c,v 1.31 2010-02-26 13:27:38 tcunha Exp $ */
/* /*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@ -61,7 +61,7 @@ int
cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause) cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
{ {
size_t p; size_t p;
int ch, i, argc, rval, have_arg; int ch, i, argc, rval;
char **argv, *buf, *t; char **argv, *buf, *t;
const char *whitespace, *equals; const char *whitespace, *equals;
size_t len; size_t len;
@ -72,8 +72,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
buf = NULL; buf = NULL;
len = 0; len = 0;
have_arg = 0;
*cause = NULL; *cause = NULL;
*cmdlist = NULL; *cmdlist = NULL;
@ -90,8 +88,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
strlcpy(buf + len, t, strlen(t) + 1); strlcpy(buf + len, t, strlen(t) + 1);
len += strlen(t); len += strlen(t);
xfree(t); xfree(t);
have_arg = 1;
break; break;
case '"': case '"':
if ((t = cmd_string_string(s, &p, '"', 1)) == NULL) if ((t = cmd_string_string(s, &p, '"', 1)) == NULL)
@ -100,8 +96,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
strlcpy(buf + len, t, strlen(t) + 1); strlcpy(buf + len, t, strlen(t) + 1);
len += strlen(t); len += strlen(t);
xfree(t); xfree(t);
have_arg = 1;
break; break;
case '$': case '$':
if ((t = cmd_string_variable(s, &p)) == NULL) if ((t = cmd_string_variable(s, &p)) == NULL)
@ -110,8 +104,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
strlcpy(buf + len, t, strlen(t) + 1); strlcpy(buf + len, t, strlen(t) + 1);
len += strlen(t); len += strlen(t);
xfree(t); xfree(t);
have_arg = 1;
break; break;
case '#': case '#':
/* Comment: discard rest of line. */ /* Comment: discard rest of line. */
@ -121,7 +113,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
case EOF: case EOF:
case ' ': case ' ':
case '\t': case '\t':
if (have_arg) { if (buf != NULL) {
buf = xrealloc(buf, 1, len + 1); buf = xrealloc(buf, 1, len + 1);
buf[len] = '\0'; buf[len] = '\0';
@ -130,8 +122,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
buf = NULL; buf = NULL;
len = 0; len = 0;
have_arg = 0;
} }
if (ch != EOF) if (ch != EOF)
@ -156,7 +146,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
rval = 0; rval = 0;
goto out; goto out;
case '~': case '~':
if (have_arg == 0) { if (buf == NULL) {
if ((t = cmd_string_expand_tilde(s, &p)) == NULL) if ((t = cmd_string_expand_tilde(s, &p)) == NULL)
goto error; goto error;
buf = xrealloc(buf, 1, len + strlen(t) + 1); buf = xrealloc(buf, 1, len + strlen(t) + 1);
@ -172,8 +162,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
buf = xrealloc(buf, 1, len + 1); buf = xrealloc(buf, 1, len + 1);
buf[len++] = ch; buf[len++] = ch;
have_arg = 1;
break; break;
} }
} }