diff options
Diffstat (limited to '')
| -rw-r--r-- | shared.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/shared.c b/shared.c index 911a55a..4cb9573 100644 --- a/shared.c +++ b/shared.c @@ -393,3 +393,24 @@ int cgit_close_filter(struct cgit_filter *filter) return 0; die("Subprocess %s exited abnormally", filter->cmd); } + +/* Read the content of the specified file into a newly allocated buffer, + * zeroterminate the buffer and return 0 on success, errno otherwise. + */ +int readfile(const char *path, char **buf, size_t *size) +{ + int fd; + struct stat st; + + fd = open(path, O_RDONLY); + if (fd == -1) + return errno; + if (fstat(fd, &st)) + return errno; + if (!S_ISREG(st.st_mode)) + return EISDIR; + *buf = xmalloc(st.st_size + 1); + *size = read_in_full(fd, *buf, st.st_size); + (*buf)[*size] = '\0'; + return (*size == st.st_size ? 0 : errno); +} |