Re: [PATCH 24/29] grep: move two functions to avoid forward declaration

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On Thu, May 11, 2017 at 10:14 PM, Brandon Williams <bmwill@xxxxxxxxxx> wrote:
> On 05/11, Ævar Arnfjörð Bjarmason wrote:
>> Move the is_fixed() and has_null() functions which are currently only
>> used in compile_regexp() earlier so they can be used in the PCRE
>> family of functions in a later change.
>>
>> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@xxxxxxxxx>
>> ---
>>  grep.c | 46 +++++++++++++++++++++++-----------------------
>>  1 file changed, 23 insertions(+), 23 deletions(-)
>>
>> diff --git a/grep.c b/grep.c
>> index 4507765811..5c808f8971 100644
>> --- a/grep.c
>> +++ b/grep.c
>> @@ -321,6 +321,29 @@ static NORETURN void compile_regexp_failed(const struct grep_pat *p,
>>       die("%s'%s': %s", where, p->pattern, error);
>>  }
>>
>> +static int is_fixed(const char *s, size_t len)
>> +{
>> +     size_t i;
>> +
>> +     for (i = 0; i < len; i++) {
>> +             if (is_regex_special(s[i]))
>> +                     return 0;
>> +     }
>> +
>> +     return 1;
>> +}
>> +
>> +static int has_null(const char *s, size_t len)
>> +{
>> +     /* regcomp cannot accept patterns with NULs so when using it
>> +      * we consider any pattern containing a NUL fixed.
>> +      */
>
> Since you're already moving these functions, mind cleaning up the
> comment to conform to our style guide?
Willdo.
>> +     if (memchr(s, 0, len))
>> +             return 1;
>> +
>> +     return 0;
>> +}
>> +
>>  #ifdef USE_LIBPCRE1
>>  static void compile_pcre1_regexp(struct grep_pat *p, const struct grep_opt *opt)
>>  {
>> @@ -390,29 +413,6 @@ static void free_pcre1_regexp(struct grep_pat *p)
>>  }
>>  #endif /* !USE_LIBPCRE1 */
>>
>> -static int is_fixed(const char *s, size_t len)
>> -{
>> -     size_t i;
>> -
>> -     for (i = 0; i < len; i++) {
>> -             if (is_regex_special(s[i]))
>> -                     return 0;
>> -     }
>> -
>> -     return 1;
>> -}
>> -
>> -static int has_null(const char *s, size_t len)
>> -{
>> -     /* regcomp cannot accept patterns with NULs so when using it
>> -      * we consider any pattern containing a NUL fixed.
>> -      */
>> -     if (memchr(s, 0, len))
>> -             return 1;
>> -
>> -     return 0;
>> -}
>> -
>>  static void compile_fixed_regexp(struct grep_pat *p, struct grep_opt *opt)
>>  {
>>       struct strbuf sb = STRBUF_INIT;
>> --
>> 2.11.0
>>
>
> --
> Brandon Williams




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