[perl5.git] / dquote_static.c

/*    dquote_static.c
 *
 * This file contains static inline functions that are related to
 * parsing double-quotish expressions, but are used in more than
 * one file.
 *
 * It is currently #included by regcomp.c and toke.c.
*/

#define PERL_IN_DQUOTE_STATIC_C
#include "proto.h"
#include "embed.h"

/*
 - regcurly - a little FSA that accepts {\d+,?\d*}
    Pulled from regcomp.c.
 */
PERL_STATIC_INLINE I32
S_regcurly(pTHX_ register const char *s)
{
    PERL_ARGS_ASSERT_REGCURLY;

    if (*s++ != '{')
	return FALSE;
    if (!isDIGIT(*s))
	return FALSE;
    while (isDIGIT(*s))
	s++;
    if (*s == ',') {
	s++;
	while (isDIGIT(*s))
	    s++;
    }
    if (*s != '}')
	return FALSE;
    return TRUE;
}
/*
 * Local variables:
 * c-indentation-style: bsd
 * c-basic-offset: 4
 * indent-tabs-mode: t
 * End:
 *
 * ex: set ts=8 sts=4 sw=4 noet:
 */
Commit	Line	Data
04e98a4d AD	1	/* dquote_static.c
	2	*
	3	* This file contains static inline functions that are related to
	4	* parsing double-quotish expressions, but are used in more than
	5	* one file.
	6	*
	7	* It is currently #included by regcomp.c and toke.c.
	8	*/
	9
881ffab6 KW	10	#define PERL_IN_DQUOTE_STATIC_C
	11	#include "proto.h"
	12	#include "embed.h"
	13
04e98a4d AD	14	/*
	15	- regcurly - a little FSA that accepts {\d+,?\d*}
	16	Pulled from regcomp.c.
	17	*/
04e98a4d	18	PERL_STATIC_INLINE I32
93df2d9c	19	S_regcurly(pTHX_ register const char *s)
04e98a4d	20	{
881ffab6	21	PERL_ARGS_ASSERT_REGCURLY;
04e98a4d AD	22
	23	if (*s++ != '{')
	24	return FALSE;
	25	if (!isDIGIT(*s))
	26	return FALSE;
	27	while (isDIGIT(*s))
	28	s++;
2ec31dd9	29	if (*s == ',') {
04e98a4d	30	s++;
2ec31dd9 KW	31	while (isDIGIT(*s))
	32	s++;
	33	}
04e98a4d AD	34	if (*s != '}')
	35	return FALSE;
	36	return TRUE;
	37	}
	38	/*
	39	* Local variables:
	40	* c-indentation-style: bsd
	41	* c-basic-offset: 4
	42	* indent-tabs-mode: t
	43	* End:
	44	*
	45	* ex: set ts=8 sts=4 sw=4 noet:
	46	*/