grep: mark unused parmaeters in pcre fallbacks

When USE_LIBPCRE2 is not defined, we compile several noop fallbacks. These need to have their parameters annotated to avoid -Wunused-parameter warnings (and obviously we cannot remove the parameters, since the functions must match the non-fallback versions). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Jeff King committed Aug 29, 2023 at 19:45 UTC 4548b0145f17c633de5e267b6c7932c72824e9d3
1 file changed +6 -4
grep.c
+6 -4
index 0124eb1960..fc2d0c837a 100644 --- a/grep.c +++ b/grep.c @@ -452,18 +452,20 @@ static void free_pcre2_pattern(struct grep_pat *p) pcre2_general_context_free(p->pcre2_general_context); } #else /* !USE_LIBPCRE2 */ -static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt) +static void compile_pcre2_pattern(struct grep_pat *p UNUSED, + const struct grep_opt *opt UNUSED) { die("cannot use Perl-compatible regexes when not compiled with USE_LIBPCRE"); } -static int pcre2match(struct grep_pat *p, const char *line, const char *eol, - regmatch_t *match, int eflags) +static int pcre2match(struct grep_pat *p UNUSED, const char *line UNUSED, + const char *eol UNUSED, regmatch_t *match UNUSED, + int eflags UNUSED) { return 1; } -static void free_pcre2_pattern(struct grep_pat *p) +static void free_pcre2_pattern(struct grep_pat *p UNUSED) { }