X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/b1e172acca870e7999f2d2d917db7b4c42aa05b3..4b4a62d507adc61e20e75e2748301ef307a6c95f:/cgit.c?ds=sidebyside

diff --git a/cgit.c b/cgit.c
index 11edd81..ca3034c 100644
--- a/cgit.c
+++ b/cgit.c
@@ -18,7 +18,7 @@
 
 const char *cgit_version = CGIT_VERSION;
 
-void add_mimetype(const char *name, const char *value)
+static void add_mimetype(const char *name, const char *value)
 {
 	struct string_list_item *item;
 
@@ -26,7 +26,7 @@ void add_mimetype(const char *name, const char *value)
 	item->util = xstrdup(value);
 }
 
-struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
+static struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
 {
 	struct cgit_filter *f;
 	int args_size = 0;
@@ -58,7 +58,7 @@ struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
 
 static void process_cached_repolist(const char *path);
 
-void repo_config(struct cgit_repo *repo, const char *name, const char *value)
+static void repo_config(struct cgit_repo *repo, const char *name, const char *value)
 {
 	struct string_list_item *item;
 
@@ -114,7 +114,7 @@ void repo_config(struct cgit_repo *repo, const char *name, const char *value)
 	}
 }
 
-void config_cb(const char *name, const char *value)
+static void config_cb(const char *name, const char *value)
 {
 	if (!strcmp(name, "section") || !strcmp(name, "repo.group"))
 		ctx.cfg.section = xstrdup(value);
@@ -315,7 +315,7 @@ static void querystring_cb(const char *name, const char *value)
 		ctx.qry.name = xstrdup(value);
 	} else if (!strcmp(name, "mimetype")) {
 		ctx.qry.mimetype = xstrdup(value);
-	} else if (!strcmp(name, "s")){
+	} else if (!strcmp(name, "s")) {
 		ctx.qry.sort = xstrdup(value);
 	} else if (!strcmp(name, "showmsg")) {
 		ctx.qry.showmsg = atoi(value);
@@ -333,11 +333,6 @@ static void querystring_cb(const char *name, const char *value)
 	}
 }
 
-char *xstrdupn(const char *str)
-{
-	return (str ? xstrdup(str) : NULL);
-}
-
 static void prepare_context(struct cgit_context *ctx)
 {
 	memset(ctx, 0, sizeof(*ctx));
@@ -382,16 +377,16 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->cfg.summary_tags = 10;
 	ctx->cfg.max_atom_items = 10;
 	ctx->cfg.ssdiff = 0;
-	ctx->env.cgit_config = xstrdupn(getenv("CGIT_CONFIG"));
-	ctx->env.http_host = xstrdupn(getenv("HTTP_HOST"));
-	ctx->env.https = xstrdupn(getenv("HTTPS"));
-	ctx->env.no_http = xstrdupn(getenv("NO_HTTP"));
-	ctx->env.path_info = xstrdupn(getenv("PATH_INFO"));
-	ctx->env.query_string = xstrdupn(getenv("QUERY_STRING"));
-	ctx->env.request_method = xstrdupn(getenv("REQUEST_METHOD"));
-	ctx->env.script_name = xstrdupn(getenv("SCRIPT_NAME"));
-	ctx->env.server_name = xstrdupn(getenv("SERVER_NAME"));
-	ctx->env.server_port = xstrdupn(getenv("SERVER_PORT"));
+	ctx->env.cgit_config = getenv("CGIT_CONFIG");
+	ctx->env.http_host = getenv("HTTP_HOST");
+	ctx->env.https = getenv("HTTPS");
+	ctx->env.no_http = getenv("NO_HTTP");
+	ctx->env.path_info = getenv("PATH_INFO");
+	ctx->env.query_string = getenv("QUERY_STRING");
+	ctx->env.request_method = getenv("REQUEST_METHOD");
+	ctx->env.script_name = getenv("SCRIPT_NAME");
+	ctx->env.server_name = getenv("SERVER_NAME");
+	ctx->env.server_port = getenv("SERVER_PORT");
 	ctx->page.mimetype = "text/html";
 	ctx->page.charset = PAGE_ENCODING;
 	ctx->page.filename = NULL;
@@ -401,9 +396,9 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->page.etag = NULL;
 	memset(&ctx->cfg.mimetypes, 0, sizeof(struct string_list));
 	if (ctx->env.script_name)
-		ctx->cfg.script_name = ctx->env.script_name;
+		ctx->cfg.script_name = xstrdup(ctx->env.script_name);
 	if (ctx->env.query_string)
-		ctx->qry.raw = ctx->env.query_string;
+		ctx->qry.raw = xstrdup(ctx->env.query_string);
 	if (!ctx->env.cgit_config)
 		ctx->env.cgit_config = CGIT_CONFIG;
 }
@@ -414,8 +409,8 @@ struct refmatch {
 	int match;
 };
 
-int find_current_ref(const char *refname, const unsigned char *sha1,
-		     int flags, void *cb_data)
+static int find_current_ref(const char *refname, const unsigned char *sha1,
+			    int flags, void *cb_data)
 {
 	struct refmatch *info;
 
@@ -427,7 +422,13 @@ int find_current_ref(const char *refname, const unsigned char *sha1,
 	return info->match;
 }
 
-char *find_default_branch(struct cgit_repo *repo)
+static void free_refmatch_inner(struct refmatch *info)
+{
+	if (info->first_ref)
+		free(info->first_ref);
+}
+
+static char *find_default_branch(struct cgit_repo *repo)
 {
 	struct refmatch info;
 	char *ref;
@@ -442,15 +443,17 @@ char *find_default_branch(struct cgit_repo *repo)
 		ref = info.first_ref;
 	if (ref)
 		ref = xstrdup(ref);
+	free_refmatch_inner(&info);
+
 	return ref;
 }
 
-static char *guess_defbranch(const char *repo_path)
+static char *guess_defbranch(void)
 {
 	const char *ref;
 	unsigned char sha1[20];
 
-	ref = resolve_ref("HEAD", sha1, 0, NULL);
+	ref = resolve_ref_unsafe("HEAD", sha1, 0, NULL);
 	if (!ref || prefixcmp(ref, "refs/heads/"))
 		return "master";
 	return xstrdup(ref + 11);
@@ -483,7 +486,7 @@ static int prepare_repo_cmd(struct cgit_context *ctx)
 	ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc);
 
 	if (!ctx->repo->defbranch)
-		ctx->repo->defbranch = guess_defbranch(ctx->repo->path);
+		ctx->repo->defbranch = guess_defbranch();
 
 	if (!ctx->qry.head) {
 		ctx->qry.nohead = 1;
@@ -569,13 +572,13 @@ static void process_request(void *cbdata)
 		cgit_print_docend();
 }
 
-int cmp_repos(const void *a, const void *b)
+static int cmp_repos(const void *a, const void *b)
 {
 	const struct cgit_repo *ra = a, *rb = b;
 	return strcmp(ra->url, rb->url);
 }
 
-char *build_snapshot_setting(int bitmap)
+static char *build_snapshot_setting(int bitmap)
 {
 	const struct cgit_snapshot_format *f;
 	char *result = xstrdup("");
@@ -595,7 +598,7 @@ char *build_snapshot_setting(int bitmap)
 	return result;
 }
 
-char *get_first_line(char *txt)
+static char *get_first_line(char *txt)
 {
 	char *t = xstrdup(txt);
 	char *p = strchr(t, '\n');
@@ -604,7 +607,7 @@ char *get_first_line(char *txt)
 	return t;
 }
 
-void print_repo(FILE *f, struct cgit_repo *repo)
+static void print_repo(FILE *f, struct cgit_repo *repo)
 {
 	fprintf(f, "repo.url=%s\n", repo->url);
 	fprintf(f, "repo.name=%s\n", repo->name);
@@ -649,11 +652,11 @@ void print_repo(FILE *f, struct cgit_repo *repo)
 	fprintf(f, "\n");
 }
 
-void print_repolist(FILE *f, struct cgit_repolist *list, int start)
+static void print_repolist(FILE *f, struct cgit_repolist *list, int start)
 {
 	int i;
 
-	for(i = start; i < list->count; i++)
+	for (i = start; i < list->count; i++)
 		print_repo(f, &list->repos[i]);
 }
 
@@ -741,7 +744,7 @@ static void cgit_parse_args(int argc, const char **argv)
 
 	for (i = 1; i < argc; i++) {
 		if (!strncmp(argv[i], "--cache=", 8)) {
-			ctx.cfg.cache_root = xstrdup(argv[i]+8);
+			ctx.cfg.cache_root = xstrdup(argv[i] + 8);
 		}
 		if (!strcmp(argv[i], "--nocache")) {
 			ctx.cfg.nocache = 1;
@@ -750,24 +753,24 @@ static void cgit_parse_args(int argc, const char **argv)
 			ctx.env.no_http = "1";
 		}
 		if (!strncmp(argv[i], "--query=", 8)) {
-			ctx.qry.raw = xstrdup(argv[i]+8);
+			ctx.qry.raw = xstrdup(argv[i] + 8);
 		}
 		if (!strncmp(argv[i], "--repo=", 7)) {
-			ctx.qry.repo = xstrdup(argv[i]+7);
+			ctx.qry.repo = xstrdup(argv[i] + 7);
 		}
 		if (!strncmp(argv[i], "--page=", 7)) {
-			ctx.qry.page = xstrdup(argv[i]+7);
+			ctx.qry.page = xstrdup(argv[i] + 7);
 		}
 		if (!strncmp(argv[i], "--head=", 7)) {
-			ctx.qry.head = xstrdup(argv[i]+7);
+			ctx.qry.head = xstrdup(argv[i] + 7);
 			ctx.qry.has_symref = 1;
 		}
 		if (!strncmp(argv[i], "--sha1=", 7)) {
-			ctx.qry.sha1 = xstrdup(argv[i]+7);
+			ctx.qry.sha1 = xstrdup(argv[i] + 7);
 			ctx.qry.has_sha1 = 1;
 		}
 		if (!strncmp(argv[i], "--ofs=", 6)) {
-			ctx.qry.ofs = atoi(argv[i]+6);
+			ctx.qry.ofs = atoi(argv[i] + 6);
 		}
 		if (!strncmp(argv[i], "--scan-tree=", 12) ||
 		    !strncmp(argv[i], "--scan-path=", 12)) {
@@ -834,7 +837,7 @@ int main(int argc, const char **argv)
 		ctx.cfg.virtual_root = trim_end(ctx.cfg.script_name, '/');
 		if (!ctx.cfg.virtual_root)
 			ctx.cfg.virtual_root = "";
-        }
+	}
 
 	/* If no url parameter is specified on the querystring, lets
 	 * use PATH_INFO as url. This allows cgit to work with virtual
@@ -856,7 +859,7 @@ int main(int argc, const char **argv)
 	}
 
 	ttl = calc_ttl();
-	ctx.page.expires += ttl*60;
+	ctx.page.expires += ttl * 60;
 	if (ctx.env.request_method && !strcmp(ctx.env.request_method, "HEAD"))
 		ctx.cfg.nocache = 1;
 	if (ctx.cfg.nocache)