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-rw-r--r--shared.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/shared.c b/shared.c
index cce0af4..4cb9573 100644
--- a/shared.c
+++ b/shared.c
@@ -62,6 +62,9 @@ struct cgit_repo *cgit_add_repo(const char *url)
ret->module_link = ctx.cfg.module_link;
ret->readme = NULL;
ret->mtime = -1;
+ ret->about_filter = ctx.cfg.about_filter;
+ ret->commit_filter = ctx.cfg.commit_filter;
+ ret->source_filter = ctx.cfg.source_filter;
return ret;
}
@@ -355,3 +358,59 @@ int cgit_parse_snapshots_mask(const char *str)
}
return rv;
}
+
+int cgit_open_filter(struct cgit_filter *filter)
+{
+
+ filter->old_stdout = chk_positive(dup(STDOUT_FILENO),
+ "Unable to duplicate STDOUT");
+ chk_zero(pipe(filter->pipe_fh), "Unable to create pipe to subprocess");
+ filter->pid = chk_non_negative(fork(), "Unable to create subprocess");
+ if (filter->pid == 0) {
+ close(filter->pipe_fh[1]);
+ chk_non_negative(dup2(filter->pipe_fh[0], STDIN_FILENO),
+ "Unable to use pipe as STDIN");
+ execvp(filter->cmd, filter->argv);
+ die("Unable to exec subprocess %s: %s (%d)", filter->cmd,
+ strerror(errno), errno);
+ }
+ close(filter->pipe_fh[0]);
+ chk_non_negative(dup2(filter->pipe_fh[1], STDOUT_FILENO),
+ "Unable to use pipe as STDOUT");
+ close(filter->pipe_fh[1]);
+ return 0;
+}
+
+int cgit_close_filter(struct cgit_filter *filter)
+{
+ chk_non_negative(dup2(filter->old_stdout, STDOUT_FILENO),
+ "Unable to restore STDOUT");
+ close(filter->old_stdout);
+ if (filter->pid < 0)
+ return 0;
+ waitpid(filter->pid, &filter->exitstatus, 0);
+ if (WIFEXITED(filter->exitstatus) && !WEXITSTATUS(filter->exitstatus))
+ 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);
+}