X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/92908af4558d7362c7deeb05254343a5a5f11a05..eac1b675414722ae90df75abc727b2795bc096f0:/shared.c

diff --git a/shared.c b/shared.c
index 48002ac..6e8f0ce 100644
--- a/shared.c
+++ b/shared.c
@@ -10,7 +10,6 @@
 
 struct cgit_repolist cgit_repolist;
 struct cgit_context ctx;
-int cgit_cmd;
 
 int chk_zero(int result, char *msg)
 {
@@ -48,18 +47,25 @@ struct cgit_repo *cgit_add_repo(const char *url)
 	}
 
 	ret = &cgit_repolist.repos[cgit_repolist.count-1];
+	memset(ret, 0, sizeof(struct cgit_repo));
 	ret->url = trim_end(url, '/');
 	ret->name = ret->url;
 	ret->path = NULL;
 	ret->desc = "[no description]";
 	ret->owner = NULL;
-	ret->group = ctx.cfg.repo_group;
+	ret->section = ctx.cfg.section;
 	ret->defbranch = "master";
 	ret->snapshots = ctx.cfg.snapshots;
 	ret->enable_log_filecount = ctx.cfg.enable_log_filecount;
 	ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
+	ret->enable_remote_branches = ctx.cfg.enable_remote_branches;
+	ret->max_stats = ctx.cfg.max_stats;
 	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;
 }
 
@@ -89,18 +95,6 @@ void *cgit_free_commitinfo(struct commitinfo *info)
 	return NULL;
 }
 
-int hextoint(char c)
-{
-	if (c >= 'a' && c <= 'f')
-		return 10 + c - 'a';
-	else if (c >= 'A' && c <= 'F')
-		return 10 + c - 'A';
-	else if (c >= '0' && c <= '9')
-		return c - '0';
-	else
-		return -1;
-}
-
 char *trim_end(const char *str, char c)
 {
 	int len;
@@ -267,8 +261,8 @@ int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
 }
 
 int cgit_diff_files(const unsigned char *old_sha1,
-		     const unsigned char *new_sha1,
-		     linediff_fn fn)
+		    const unsigned char *new_sha1, unsigned long *old_size,
+		    unsigned long *new_size, int *binary, linediff_fn fn)
 {
 	mmfile_t file1, file2;
 	xpparam_t diff_params;
@@ -278,10 +272,21 @@ int cgit_diff_files(const unsigned char *old_sha1,
 	if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1))
 		return 1;
 
+	*old_size = file1.size;
+	*new_size = file2.size;
+
+	if ((file1.ptr && buffer_is_binary(file1.ptr, file1.size)) ||
+	    (file2.ptr && buffer_is_binary(file2.ptr, file2.size))) {
+		*binary = 1;
+		return 0;
+	}
+
+	memset(&diff_params, 0, sizeof(diff_params));
+	memset(&emit_params, 0, sizeof(emit_params));
+	memset(&emit_cb, 0, sizeof(emit_cb));
 	diff_params.flags = XDF_NEED_MINIMAL;
 	emit_params.ctxlen = 3;
 	emit_params.flags = XDL_EMIT_FUNCNAMES;
-	emit_params.find_func = NULL;
 	emit_cb.outf = filediff_cb;
 	emit_cb.priv = fn;
 	xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb);
@@ -354,3 +359,66 @@ 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, e;
+	struct stat st;
+
+	fd = open(path, O_RDONLY);
+	if (fd == -1)
+		return errno;
+	if (fstat(fd, &st)) {
+		e = errno;
+		close(fd);
+		return e;
+	}
+	if (!S_ISREG(st.st_mode)) {
+		close(fd);
+		return EISDIR;
+	}
+	*buf = xmalloc(st.st_size + 1);
+	*size = read_in_full(fd, *buf, st.st_size);
+	e = errno;
+	(*buf)[*size] = '\0';
+	close(fd);
+	return (*size == st.st_size ? 0 : e);
+}