diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ChangeLog | 4 | ||||
| -rw-r--r-- | util/strgutil.c | 33 |
2 files changed, 36 insertions, 1 deletions
diff --git a/util/ChangeLog b/util/ChangeLog index 25034cfda..422159306 100644 --- a/util/ChangeLog +++ b/util/ChangeLog @@ -1,3 +1,7 @@ +2001-03-12 Werner Koch <[email protected]> + + * strgutil.c (check_trailing_chars,check_trailing_ws): New. + 2001-03-08 Werner Koch <[email protected]> * argparse.c (default_strusage): Changed year of printed copyright diff --git a/util/strgutil.c b/util/strgutil.c index 1308bb0af..ba92481d5 100644 --- a/util/strgutil.c +++ b/util/strgutil.c @@ -247,7 +247,7 @@ trim_spaces( char *str ) -unsigned +unsigned int trim_trailing_chars( byte *line, unsigned len, const char *trimchars ) { byte *p, *mark; @@ -278,6 +278,37 @@ trim_trailing_ws( byte *line, unsigned len ) return trim_trailing_chars( line, len, " \t\r\n" ); } +unsigned int +check_trailing_chars( const byte *line, unsigned int len, + const char *trimchars ) +{ + const byte *p, *mark; + unsigned int n; + + for(mark=NULL, p=line, n=0; n < len; n++, p++ ) { + if( strchr(trimchars, *p ) ) { + if( !mark ) + mark = p; + } + else + mark = NULL; + } + + if( mark ) { + return mark - line; + } + return len; +} + +/**************** + * remove trailing white spaces and return the length of the buffer + */ +unsigned int +check_trailing_ws( const byte *line, unsigned int len ) +{ + return check_trailing_chars( line, len, " \t\r\n" ); +} + int |