From d04139beddb807911251281d52ef096985dcd3fb Mon Sep 17 00:00:00 2001
From: Moses Turner <moses@collabora.com>
Date: Sun, 18 Sep 2022 08:02:43 -0500
Subject: [PATCH] u/file: Add u_file_read_content_from_path

Useful for Simula builder and North Star builder which both read straight from a path
---
 src/xrt/auxiliary/util/u_file.c | 16 ++++++++++++++++
 src/xrt/auxiliary/util/u_file.h |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/src/xrt/auxiliary/util/u_file.c b/src/xrt/auxiliary/util/u_file.c
index dcc9ab85d..01d112530 100644
--- a/src/xrt/auxiliary/util/u_file.c
+++ b/src/xrt/auxiliary/util/u_file.c
@@ -154,3 +154,19 @@ u_file_read_content(FILE *file)
 
 	return buffer;
 }
+
+char *
+u_file_read_content_from_path(const char *path)
+{
+	FILE *file = fopen(path, "r");
+	if (file == NULL) {
+		return NULL;
+	}
+	char *file_content = u_file_read_content(file);
+	int ret = fclose(file);
+	// We don't care about the return value since we're just reading
+	(void)ret;
+
+	// Either valid non-null or null
+	return file_content;
+}
diff --git a/src/xrt/auxiliary/util/u_file.h b/src/xrt/auxiliary/util/u_file.h
index 1d68ca3d6..270802dc9 100644
--- a/src/xrt/auxiliary/util/u_file.h
+++ b/src/xrt/auxiliary/util/u_file.h
@@ -34,6 +34,9 @@ u_file_get_runtime_dir(char *out_path, size_t out_path_size);
 char *
 u_file_read_content(FILE *file);
 
+char *
+u_file_read_content_from_path(const char *path);
+
 ssize_t
 u_file_get_path_in_runtime_dir(const char *suffix, char *out_path, size_t out_path_size);