From 4817437d31ab5f3c9969b8cc228e2f1826a0fbc2 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 17 Oct 2013 22:03:58 +0200 Subject: fs/Limits: convert macro to "constexpr" --- src/PlaylistFile.cxx | 2 +- src/fs/FileSystem.cxx | 2 +- src/fs/Limits.hxx | 19 +++++++++---------- src/fs/Path.cxx | 2 +- 4 files changed, 12 insertions(+), 13 deletions(-) (limited to 'src') diff --git a/src/PlaylistFile.cxx b/src/PlaylistFile.cxx index a82acc1f8..19085f496 100644 --- a/src/PlaylistFile.cxx +++ b/src/PlaylistFile.cxx @@ -384,7 +384,7 @@ spl_append_song(const char *utf8path, Song *song, Error &error) return false; } - if (st.st_size / (MPD_PATH_MAX + 1) >= (off_t)playlist_max_length) { + if (st.st_size / off_t(MPD_PATH_MAX + 1) >= (off_t)playlist_max_length) { fclose(file); error.Set(playlist_domain, PLAYLIST_RESULT_TOO_LARGE, "Stored playlist is too large"); diff --git a/src/fs/FileSystem.cxx b/src/fs/FileSystem.cxx index 31271cf95..7f740e3af 100644 --- a/src/fs/FileSystem.cxx +++ b/src/fs/FileSystem.cxx @@ -34,7 +34,7 @@ Path ReadLink(const Path &path) ssize_t size = readlink(path.c_str(), buffer, MPD_PATH_MAX); if (size < 0) return Path::Null(); - if (size >= MPD_PATH_MAX) { + if (size_t(size) >= MPD_PATH_MAX) { errno = ENOMEM; return Path::Null(); } diff --git a/src/fs/Limits.hxx b/src/fs/Limits.hxx index bf75f5135..480b08851 100644 --- a/src/fs/Limits.hxx +++ b/src/fs/Limits.hxx @@ -22,18 +22,17 @@ #include "check.h" +#include #include -#if !defined(MPD_PATH_MAX) -# if defined(WIN32) -# define MPD_PATH_MAX 260 -# elif defined(MAXPATHLEN) -# define MPD_PATH_MAX MAXPATHLEN -# elif defined(PATH_MAX) -# define MPD_PATH_MAX PATH_MAX -# else -# define MPD_PATH_MAX 256 -# endif +#if defined(WIN32) +static constexpr size_t MPD_PATH_MAX = 260; +#elif defined(MAXPATHLEN) +static constexpr size_t MPD_PATH_MAX = MAXPATHLEN; +#elif defined(PATH_MAX) +static constexpr size_t MPD_PATH_MAX = PATH_MAX; +#else +static constexpr size_t MPD_PATH_MAX = 256; #endif #endif diff --git a/src/fs/Path.cxx b/src/fs/Path.cxx index 08e18762a..1c41be3b4 100644 --- a/src/fs/Path.cxx +++ b/src/fs/Path.cxx @@ -45,7 +45,7 @@ * and assumption that some weird encoding could represent some UTF-8 4 byte * sequences with single byte. */ -#define MPD_PATH_MAX_UTF8 ((MPD_PATH_MAX - 1) * 4 + 1) +static constexpr size_t MPD_PATH_MAX_UTF8 = (MPD_PATH_MAX - 1) * 4 + 1; const Domain path_domain("path"); -- cgit v1.2.3