| -rw-r--r-- | cgit.h | 1 | ||||
| -rw-r--r-- | shared.c | 16 |
2 files changed, 17 insertions, 0 deletions
@@ -333,6 +333,7 @@ extern int chk_non_negative(int result, char *msg); extern char *trim_end(const char *str, char c); extern char *ensure_end(const char *str, char c); +extern char *strlpart(char *txt, int maxlen); extern void strbuf_ensure_end(struct strbuf *sb, char c); @@ -142,6 +142,22 @@ void strbuf_ensure_end(struct strbuf *sb, char c) strbuf_addch(sb, c); } +char *strlpart(char *txt, int maxlen) +{ + char *result; + + if (!txt) + return txt; + + if (strlen(txt) <= maxlen) + return txt; + result = xmalloc(maxlen + 1); + memcpy(result, txt, maxlen - 3); + result[maxlen-1] = result[maxlen-2] = result[maxlen-3] = '.'; + result[maxlen] = '\0'; + return result; +} + void cgit_add_ref(struct reflist *list, struct refinfo *ref) { size_t size; |