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Sync OpenBSD patchset 649:
have_arg matches buf so it is no longer necessary, spotted by Tim van der Molen.
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parent
ecac081a55
commit
8dcb62cd87
20
cmd-string.c
20
cmd-string.c
@ -1,4 +1,4 @@
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/* $Id: cmd-string.c,v 1.30 2010-02-02 23:53:36 tcunha Exp $ */
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/* $Id: cmd-string.c,v 1.31 2010-02-26 13:27:38 tcunha Exp $ */
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/*
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* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -61,7 +61,7 @@ int
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cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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{
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size_t p;
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int ch, i, argc, rval, have_arg;
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int ch, i, argc, rval;
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char **argv, *buf, *t;
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const char *whitespace, *equals;
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size_t len;
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@ -72,8 +72,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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buf = NULL;
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len = 0;
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have_arg = 0;
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*cause = NULL;
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*cmdlist = NULL;
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@ -90,8 +88,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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strlcpy(buf + len, t, strlen(t) + 1);
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len += strlen(t);
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xfree(t);
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have_arg = 1;
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break;
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case '"':
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if ((t = cmd_string_string(s, &p, '"', 1)) == NULL)
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@ -100,8 +96,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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strlcpy(buf + len, t, strlen(t) + 1);
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len += strlen(t);
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xfree(t);
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have_arg = 1;
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break;
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case '$':
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if ((t = cmd_string_variable(s, &p)) == NULL)
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@ -110,8 +104,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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strlcpy(buf + len, t, strlen(t) + 1);
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len += strlen(t);
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xfree(t);
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have_arg = 1;
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break;
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case '#':
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/* Comment: discard rest of line. */
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@ -121,7 +113,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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case EOF:
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case ' ':
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case '\t':
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if (have_arg) {
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if (buf != NULL) {
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buf = xrealloc(buf, 1, len + 1);
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buf[len] = '\0';
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@ -130,8 +122,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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buf = NULL;
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len = 0;
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have_arg = 0;
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}
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if (ch != EOF)
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@ -156,7 +146,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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rval = 0;
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goto out;
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case '~':
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if (have_arg == 0) {
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if (buf == NULL) {
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if ((t = cmd_string_expand_tilde(s, &p)) == NULL)
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goto error;
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buf = xrealloc(buf, 1, len + strlen(t) + 1);
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@ -172,8 +162,6 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
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buf = xrealloc(buf, 1, len + 1);
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buf[len++] = ch;
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have_arg = 1;
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break;
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}
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}
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