From 54298f49d71347616df19b8d2f59c907374e07b3 Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Sat, 1 Mar 2014 22:27:11 +0100 Subject: move defines for version to macros.h also adds namespaced attributes for good usage Git-Dch: Ignore --- apt-pkg/contrib/macros.h | 84 ++++++++++++++++++++++++++++++++++++++---------- apt-pkg/init.h | 11 +------ buildlib/libversion.mak | 6 ++-- prepare-release | 2 +- 4 files changed, 72 insertions(+), 31 deletions(-) diff --git a/apt-pkg/contrib/macros.h b/apt-pkg/contrib/macros.h index e53d01b8f..294242e68 100644 --- a/apt-pkg/contrib/macros.h +++ b/apt-pkg/contrib/macros.h @@ -54,37 +54,87 @@ #define CLRFLAG(v,f) ((v) &=~FLAG(f)) #define CHKFLAG(v,f) ((v) & FLAG(f) ? true : false) -// some nice optional GNUC features -#if __GNUC__ >= 3 - #define __must_check __attribute__ ((warn_unused_result)) - #define __deprecated __attribute__ ((deprecated)) - #define __attrib_const __attribute__ ((__const__)) - /* likely() and unlikely() can be used to mark boolean expressions - as (not) likely true which will help the compiler to optimise */ +#ifdef __GNUC__ +#define APT_GCC_VERSION (__GNUC__ << 8 | __GNUC_MINOR__) +#else +#define APT_GCC_VERSION 0 +#endif + +/* likely() and unlikely() can be used to mark boolean expressions + as (not) likely true which will help the compiler to optimise */ +#if APT_GCC_VERSION >= 0x0300 #define likely(x) __builtin_expect (!!(x), 1) #define unlikely(x) __builtin_expect (!!(x), 0) #else - #define __must_check /* no warn_unused_result */ - #define __deprecated /* no deprecated */ - #define __attrib_const /* no const attribute */ #define likely(x) (x) #define unlikely(x) (x) #endif +#if APT_GCC_VERSION >= 0x0300 + #define APT_UNUSED __attribute__((unused)) + #define APT_CONST __attribute__((const)) + #define APT_PURE __attribute__((pure)) + #define APT_NORETURN __attribute__((noreturn)) + #define APT_PRINTF(n) __attribute__((format(printf, n, n + 1))) +#else + #define APT_UNUSED + #define APT_CONST + #define APT_PURE + #define APT_NORETURN + #define APT_PRINTF(n) +#endif + +#if APT_GCC_VERSION > 0x0302 + #define APT_NONNULL(...) __attribute__((nonnull(__VA_ARGS__))) + #define APT_MUSTCHECK __attribute__((warn_unused_result)) +#else + #define APT_NONNULL(...) + #define APT_REQRET +#endif + +#if APT_GCC_VERSION >= 0x0400 + #define APT_SENTINEL __attribute__((sentinel)) +#else + #define APT_SENTINEL +#endif + // cold functions are unlikely() to be called -#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4 - #define __cold __attribute__ ((__cold__)) - #define __hot __attribute__ ((__hot__)) +#if APT_GCC_VERSION >= 0x0403 + #define APT_COLD __attribute__ ((__cold__)) + #define APT_HOT __attribute__ ((__hot__)) #else - #define __cold /* no cold marker */ - #define __hot /* no hot marker */ + #define __cold + #define __hot #endif -#ifdef __GNUG__ -// Methods have a hidden this parameter that is visible to this attribute +#ifndef APT_10_CLEANER_HEADERS +#if APT_GCC_VERSION >= 0x0300 + #define __must_check __attribute__ ((warn_unused_result)) + #define __deprecated __attribute__ ((deprecated)) + #define __attrib_const __attribute__ ((__const__)) #define __like_printf(n) __attribute__((format(printf, n, n + 1))) #else + #define __must_check /* no warn_unused_result */ + #define __deprecated /* no deprecated */ + #define __attrib_const /* no const attribute */ #define __like_printf(n) /* no like-printf */ #endif +#if APT_GCC_VERSION >= 0x0403 + #define __cold __attribute__ ((__cold__)) + #define __hot __attribute__ ((__hot__)) +#else + #define __cold /* no cold marker */ + #define __hot /* no hot marker */ +#endif +#endif + +// These lines are extracted by the makefiles and the buildsystem +// Increasing MAJOR or MINOR results in the need of recompiling all +// reverse-dependencies of libapt-pkg against the new SONAME. +// Non-ABI-Breaks should only increase RELEASE number. +// See also buildlib/libversion.mak +#define APT_PKG_MAJOR 4 +#define APT_PKG_MINOR 12 +#define APT_PKG_RELEASE 0 #endif diff --git a/apt-pkg/init.h b/apt-pkg/init.h index b6f3df753..4ee7a95ac 100644 --- a/apt-pkg/init.h +++ b/apt-pkg/init.h @@ -1,6 +1,5 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: init.h,v 1.9.2.2 2004/01/02 18:51:00 mdz Exp $ /* ###################################################################### Init - Initialize the package library @@ -17,19 +16,11 @@ #include #include #endif +#include class pkgSystem; class Configuration; -// These lines are extracted by the makefiles and the buildsystem -// Increasing MAJOR or MINOR results in the need of recompiling all -// reverse-dependencies of libapt-pkg against the new SONAME. -// Non-ABI-Breaks should only increase RELEASE number. -// See also buildlib/libversion.mak -#define APT_PKG_MAJOR 4 -#define APT_PKG_MINOR 12 -#define APT_PKG_RELEASE 0 - extern const char *pkgVersion; extern const char *pkgLibVersion; diff --git a/buildlib/libversion.mak b/buildlib/libversion.mak index 796c956e7..deb3da377 100644 --- a/buildlib/libversion.mak +++ b/buildlib/libversion.mak @@ -2,9 +2,9 @@ # Version number of libapt-pkg. # Please increase MAJOR with each ABI break, # with each non-ABI break to the lib, please increase RELEASE. -# The versionnumber is extracted from apt-pkg/init.h - see also there. -LIBAPTPKG_MAJOR=$(shell awk -v ORS='.' '/^\#define APT_PKG_M/ {print $$3}' $(BASE)/apt-pkg/init.h | sed 's/\.$$//') -LIBAPTPKG_RELEASE=$(shell grep -E '^\#define APT_PKG_RELEASE' $(BASE)/apt-pkg/init.h | cut -d ' ' -f 3) +# The versionnumber is extracted from apt-pkg/macros.h - see also there. +LIBAPTPKG_MAJOR=$(shell awk -v ORS='.' '/^\#define APT_PKG_M/ {print $$3}' $(BASE)/apt-pkg/contrib/macros.h | sed 's/\.$$//') +LIBAPTPKG_RELEASE=$(shell grep -E '^\#define APT_PKG_RELEASE' $(BASE)/apt-pkg/contrib/macros.h | cut -d ' ' -f 3) # Version number of libapt-inst # Please increase MAJOR with each ABI break, diff --git a/prepare-release b/prepare-release index 6229ee1fd..7b7fd1224 100755 --- a/prepare-release +++ b/prepare-release @@ -11,7 +11,7 @@ fi VERSION=$(dpkg-parsechangelog | sed -n -e '/^Version:/s/^Version: //p') DISTRIBUTION=$(dpkg-parsechangelog | sed -n -e '/^Distribution:/s/^Distribution: //p') -LIBAPTPKGVERSION="$(awk -v ORS='.' '/^\#define APT_PKG_M/ {print $3}' apt-pkg/init.h | sed 's/\.$//')" +LIBAPTPKGVERSION="$(awk -v ORS='.' '/^\#define APT_PKG_M/ {print $3}' apt-pkg/contrib/macros.h | sed 's/\.$//')" LIBAPTINSTVERSION="$(egrep '^MAJOR=' apt-inst/makefile |cut -d '=' -f 2)" librarysymbolsfromfile() { -- cgit v1.2.3