diff options
Diffstat (limited to 'ext/pcre/pcrelib/pcredemo.c')
| -rw-r--r-- | ext/pcre/pcrelib/pcredemo.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/ext/pcre/pcrelib/pcredemo.c b/ext/pcre/pcrelib/pcredemo.c index 3647568766..c6ba56ed5c 100644 --- a/ext/pcre/pcrelib/pcredemo.c +++ b/ext/pcre/pcrelib/pcredemo.c @@ -223,12 +223,12 @@ if (namecount <= 0) printf("No named substrings\n"); else * * * If the previous match WAS for an empty string, we can't do that, as it * * would lead to an infinite loop. Instead, a special call of pcre_exec() * -* is made with the PCRE_NOTEMPTY and PCRE_ANCHORED flags set. The first * -* of these tells PCRE that an empty string is not a valid match; other * -* possibilities must be tried. The second flag restricts PCRE to one * -* match attempt at the initial string position. If this match succeeds, * -* an alternative to the empty string match has been found, and we can * -* proceed round the loop. * +* is made with the PCRE_NOTEMPTY_ATSTART and PCRE_ANCHORED flags set. * +* The first of these tells PCRE that an empty string at the start of the * +* subject is not a valid match; other possibilities must be tried. The * +* second flag restricts PCRE to one match attempt at the initial string * +* position. If this match succeeds, an alternative to the empty string * +* match has been found, and we can proceed round the loop. * *************************************************************************/ if (!find_all) @@ -251,7 +251,7 @@ for (;;) if (ovector[0] == ovector[1]) { if (ovector[0] == subject_length) break; - options = PCRE_NOTEMPTY | PCRE_ANCHORED; + options = PCRE_NOTEMPTY_ATSTART | PCRE_ANCHORED; } /* Run the next matching operation */ |