Re: [PATCH] grep: print the pcre2_jit_on value

[Beat Bolli <dev+git@drbeat.li>]

Hi Dscho,

On 23.07.19 21:19, Johannes Schindelin wrote:
> Hi Beat,
> 
> On Mon, 22 Jul 2019, Beat Bolli wrote:
> 
>> When pcre2_jit_on is neither 1 nor 0, the BUG() call printed the value
>> of pcre1_jit_on.
>>
>> Print the value of pcre2_jit_on instead.
>>
>> Signed-off-by: Beat Bolli <dev+git@drbeat.li>
>> ---
>>  grep.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/grep.c b/grep.c
>> index f7c3a5803e..cd952ef5d3 100644
>> --- a/grep.c
>> +++ b/grep.c
>> @@ -559,7 +559,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt
>>  		pcre2_jit_stack_assign(p->pcre2_match_context, NULL, p->pcre2_jit_stack);
>>  	} else if (p->pcre2_jit_on != 0) {
>>  		BUG("The pcre2_jit_on variable should be 0 or 1, not %d",
>> -		    p->pcre1_jit_on);
>> +		    p->pcre2_jit_on);
> 
> Seems obviously good.
> 
> Maybe while you're in the vicinity, you can add that information to the
> `--debug` output?

Do you mean something like this?

diff --git a/grep.c b/grep.c
index cd952ef5d3..8a57ba998f 100644
--- a/grep.c
+++ b/grep.c
@@ -406,6 +406,8 @@ static void compile_pcre1_regexp(struct grep_pat *p,
const struct grep_opt *opt)

 #ifdef GIT_PCRE1_USE_JIT
        pcre_config(PCRE_CONFIG_JIT, &p->pcre1_jit_on);
+       if (opt->debug)
+               fprintf(stderr, "pcre1_jit_on=%d\n", p->pcre1_jit_on);
        if (p->pcre1_jit_on == 1) {
                p->pcre1_jit_stack = pcre_jit_stack_alloc(1, 1024 * 1024);
                if (!p->pcre1_jit_stack)
@@ -522,6 +524,8 @@ static void compile_pcre2_pattern(struct grep_pat
*p, const struct grep_opt *opt
        }

        pcre2_config(PCRE2_CONFIG_JIT, &p->pcre2_jit_on);
+       if (opt->debug)
+               fprintf(stderr, "pcre2_jit_on=%d\n", p->pcre2_jit_on);
        if (p->pcre2_jit_on == 1) {
                jitret = pcre2_jit_compile(p->pcre2_pattern,
PCRE2_JIT_COMPLETE);
                if (jitret)

If so, I'll wait a bit until it's clear whether Ævar's series [1] or my
patch is going to be applied.

If this is missing your intentions, I need more guidance ;-)

[1] https://public-inbox.org/git/20190724151415.3698-1-avarab@gmail.com/


> 
> Thanks,
> Dscho
> 
>>  	}
>>  }
>>

Cheers,
Beat