diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/filter.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/filter.c b/src/filter.c index 3164191..e18132e 100644 --- a/src/filter.c +++ b/src/filter.c @@ -52,7 +52,7 @@ void filter_init (void) FILE *fd; struct filter_list *p; char buf[FILTER_BUFFER_LEN]; - char *s; + char *s, *start; int cflags; if (fl || already_init) { @@ -73,11 +73,16 @@ void filter_init (void) cflags |= REG_ICASE; while (fgets (buf, FILTER_BUFFER_LEN, fd)) { + /* skip leading whitespace */ + s = buf; + while (*s && isspace ((unsigned char) *s)) + s++; + start = s; + /* * Remove any trailing white space and * comments. */ - s = buf; while (*s) { if (isspace ((unsigned char) *s)) break; @@ -93,11 +98,7 @@ void filter_init (void) ++s; } *s = '\0'; - - /* skip leading whitespace */ - s = buf; - while (*s && isspace ((unsigned char) *s)) - s++; + s = start; /* skip blank lines and comments */ if (*s == '\0') |