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cmdline: remove useless intermediate buffer

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Rather than copy the string, we can use a precision in the format string
given to printf.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
David Marchand 2018-05-31 10:03:28 +02:00 committed by Thomas Monjalon
parent 0c41aab8e2
commit 3c5b140d18
1 changed files with 2 additions and 7 deletions
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9
lib/librte_cmdline/cmdline_parse.c
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@ -208,9 +208,6 @@ cmdline_parse(struct cmdline *cl, const char * buf)
int err = CMDLINE_PARSE_NOMATCH;
int tok;
cmdline_parse_ctx_t *ctx;
#ifdef RTE_LIBRTE_CMDLINE_DEBUG
char debug_buf[BUFSIZ];
#endif
char *result_buf = result.buf;
if (!cl || !buf)
@ -250,10 +247,8 @@ cmdline_parse(struct cmdline *cl, const char * buf)
return linelen;
}
#ifdef RTE_LIBRTE_CMDLINE_DEBUG
strlcpy(debug_buf, buf, (linelen > 64 ? 64 : linelen));
debug_printf("Parse line : len=%d, <%s>\n", linelen, debug_buf);
#endif
debug_printf("Parse line : len=%d, <%.*s>\n",
linelen, linelen > 64 ? 64 : linelen, buf);
/* parse it !! */
inst = ctx[inst_num];