diff options
Diffstat (limited to 'filter.c')
| -rw-r--r-- | filter.c | 33 |
1 files changed, 31 insertions, 2 deletions
@@ -64,7 +64,7 @@ done: static void fprintf_exec_filter(struct cgit_filter *base, FILE *f, const char *prefix) { struct cgit_exec_filter *filter = (struct cgit_exec_filter *) base; - fprintf(f, "%s%s\n", prefix, filter->cmd); + fprintf(f, "%sexec:%s\n", prefix, filter->cmd); } int cgit_open_filter(struct cgit_filter *filter, ...) @@ -125,10 +125,39 @@ static struct cgit_filter *new_exec_filter(const char *cmd, filter_type filterty return &f->base; } +static const struct { + const char *prefix; + struct cgit_filter *(*ctor)(const char *cmd, filter_type filtertype); +} filter_specs[] = { + { "exec", new_exec_filter }, +}; + struct cgit_filter *cgit_new_filter(const char *cmd, filter_type filtertype) { + char *colon; + int i; + size_t len; if (!cmd || !cmd[0]) return NULL; - return new_exec_filter(cmd, filtertype); + colon = strchr(cmd, ':'); + len = colon - cmd; + /* + * In case we're running on Windows, don't allow a single letter before + * the colon. + */ + if (len == 1) + colon = NULL; + + /* If no prefix is given, exec filter is the default. */ + if (!colon) + return new_exec_filter(cmd, filtertype); + + for (i = 0; i < ARRAY_SIZE(filter_specs); i++) { + if (len == strlen(filter_specs[i].prefix) && + !strncmp(filter_specs[i].prefix, cmd, len)) + return filter_specs[i].ctor(colon + 1, filtertype); + } + + die("Invalid filter type: %.*s", (int) len, cmd); } |