From: Carl Hetherington <cth@carlh.net>
Date: Sat, 17 Feb 2024 22:49:33 +0000 (+0100)
Subject: Add write_string_to_file().
X-Git-Tag: v1.8.97
X-Git-Url: https://git.carlh.net/gitweb/?a=commitdiff_plain;ds=sidebyside;h=25c94845432db88a7ee3db459559eb555b8630b0;p=libdcp.git

Add write_string_to_file().
---

diff --git a/src/util.cc b/src/util.cc
index f5a15944..a920ce0e 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -272,6 +272,15 @@ dcp::file_to_string (boost::filesystem::path p, uintmax_t max_length)
 }
 
 
+void
+dcp::write_string_to_file(string const& string, boost::filesystem::path const& path)
+{
+	File file(path, "w");
+	if (!file) {
+		throw FileError("could not open file", path, errno);
+	}
+
+	file.write(string.c_str(), string.length(), 1);
 }
 
 
diff --git a/src/util.h b/src/util.h
index 551eed07..585166e3 100644
--- a/src/util.h
+++ b/src/util.h
@@ -120,6 +120,7 @@ extern int base64_decode (std::string const & in, unsigned char* out, int out_le
 extern boost::optional<boost::filesystem::path> relative_to_root (boost::filesystem::path root, boost::filesystem::path file);
 
 extern std::string file_to_string (boost::filesystem::path, uintmax_t max_length = 1048576);
+extern void write_string_to_file(std::string const& string, boost::filesystem::path const& path);
 
 /** @param key RSA private key in PEM format (optionally with -----BEGIN... / -----END...)
  *  @return SHA1 fingerprint of key