From 9b1b62adc4e4c1e80d9f72180c6b7b1eaef9f95a Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sun, 5 Jul 2009 03:34:12 +0200 Subject: Patches to enable FreeBSD build platform.h: fix wrong check for endianness, fix lchown aliasing to chown on uclibc. Code seems to not be affected in my testing. Signed-off-by: Denys Vlasenko --- include/libbb.h | 6 ++++++ include/platform.h | 61 +++++++++++++++++++++++++----------------------------- 2 files changed, 34 insertions(+), 33 deletions(-) (limited to 'include') diff --git a/include/libbb.h b/include/libbb.h index 77674f8..835beb2 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -29,6 +29,10 @@ #include #include #include +#if defined __FreeBSD__ +#include +#include +#endif #include #include #include @@ -86,7 +90,9 @@ int klogctl(int type, char *b, int len); /* This is declared here rather than #including in order to avoid * confusing the two versions of basename. See the dirname/basename man page * for details. */ +#if !defined __FreeBSD__ char *dirname(char *path); +#endif /* Include our own copy of struct sysinfo to avoid binary compatibility * problems with Linux 2.4, which changed things. Grumble, grumble. */ struct sysinfo { diff --git a/include/platform.h b/include/platform.h index e2136a2..99e747f 100644 --- a/include/platform.h +++ b/include/platform.h @@ -36,12 +36,10 @@ #undef inline #if defined(__STDC_VERSION__) && __STDC_VERSION__ > 199901L /* it's a keyword */ +#elif __GNUC_PREREQ(2,7) +# define inline __inline__ #else -# if __GNUC_PREREQ(2,7) -# define inline __inline__ -# else -# define inline -# endif +# define inline #endif #ifndef __const @@ -52,6 +50,7 @@ #define NORETURN __attribute__ ((__noreturn__)) #define PACKED __attribute__ ((__packed__)) #define ALIGNED(m) __attribute__ ((__aligned__(m))) + /* __NO_INLINE__: some gcc's do not honor inlining! :( */ #if __GNUC_PREREQ(3,0) && !defined(__NO_INLINE__) # define ALWAYS_INLINE __attribute__ ((always_inline)) inline @@ -122,24 +121,34 @@ /* ---- Endian Detection ------------------------------------ */ -#if (defined __digital__ && defined __unix__) +#if defined(__digital__) && defined(__unix__) # include # define __BIG_ENDIAN__ (BYTE_ORDER == BIG_ENDIAN) # define __BYTE_ORDER BYTE_ORDER +#elif defined __FreeBSD__ +char *strchrnul(const char *s, int c); +# include /* rlimit */ +# include +# define bswap_64 __bswap64 +# define bswap_32 __bswap32 +# define bswap_16 __bswap16 +# define __BIG_ENDIAN__ (_BYTE_ORDER == _BIG_ENDIAN) #elif !defined __APPLE__ # include # include #endif -#ifdef __BIG_ENDIAN__ +#if defined(__BIG_ENDIAN__) && __BIG_ENDIAN__ # define BB_BIG_ENDIAN 1 # define BB_LITTLE_ENDIAN 0 #elif __BYTE_ORDER == __BIG_ENDIAN # define BB_BIG_ENDIAN 1 # define BB_LITTLE_ENDIAN 0 -#else +#elif __BYTE_ORDER == __LITTLE_ENDIAN # define BB_BIG_ENDIAN 0 # define BB_LITTLE_ENDIAN 1 +#else +# error "Can't determine endiannes" #endif /* SWAP_LEnn means "convert CPU<->little_endian by swapping bytes" */ @@ -183,7 +192,7 @@ #ifndef __APPLE__ # include -# ifndef __socklen_t_defined +# if !defined(__socklen_t_defined) && !defined(_SOCKLEN_T_DECLARED) typedef int socklen_t; # endif #else @@ -192,20 +201,13 @@ typedef int socklen_t; /* ---- Compiler dependent settings ------------------------- */ -#if (defined __digital__ && defined __unix__) || defined __APPLE__ +#if (defined __digital__ && defined __unix__) \ + || defined __APPLE__ || defined __FreeBSD__ # undef HAVE_MNTENT_H # undef HAVE_SYS_STATFS_H #else # define HAVE_MNTENT_H 1 # define HAVE_SYS_STATFS_H 1 -#endif /* ___digital__ && __unix__ */ - -/* linux/loop.h relies on __u64. Make sure we have that as a proper type - * until userspace is widely fixed. */ -#if (defined __INTEL_COMPILER && !defined __GNUC__) || \ - (defined __GNUC__ && defined __STRICT_ANSI__) -__extension__ typedef long long __s64; -__extension__ typedef unsigned long long __u64; #endif /*----- Kernel versioning ------------------------------------*/ @@ -224,14 +226,15 @@ __extension__ typedef unsigned long long __u64; /* Don't perpetuate e2fsck crap into the headers. Clean up e2fsck instead. */ #if defined __GLIBC__ || defined __UCLIBC__ \ - || defined __dietlibc__ || defined _NEWLIB_VERSION + || defined __dietlibc__ || defined _NEWLIB_VERSION # include # define HAVE_FEATURES_H # include # define HAVE_STDINT_H #elif !defined __APPLE__ -/* Largest integral types. */ -# if __BIG_ENDIAN__ +/* Largest integral types. */ +# if BB_BIG_ENDIAN +/* Looks BROKEN! */ typedef long intmax_t; typedef unsigned long uintmax_t; # else @@ -308,18 +311,15 @@ static ALWAYS_INLINE char* strchrnul(const char *s, char c) } #endif -/* Don't use lchown with glibc older than 2.1.x ... uClibc lacks it */ -#if (defined __GLIBC__ && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 1) || \ - defined __UC_LIBC__ +/* Don't use lchown with glibc older than 2.1.x */ +#if defined(__GLIBC__) && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 1 # define lchown chown #endif -#if (defined __digital__ && defined __unix__) +#if defined(__digital__) && defined(__unix__) # include -# define HAVE_STANDARDS_H # include -# define HAVE_INTTYPES_H # define PRIu32 "u" /* use legacy setpgrp(pid_t,pid_t) for now. move to platform.c */ # define bb_setpgrp() do { pid_t __me = getpid(); setpgrp(__me,__me); } while (0) @@ -336,7 +336,7 @@ static ALWAYS_INLINE char* strchrnul(const char *s, char c) # define ADJ_TICK MOD_CLKB # endif -#else /* !__digital__ */ +#else # define bb_setpgrp() setpgrp() @@ -387,9 +387,4 @@ static ALWAYS_INLINE char* strchrnul(const char *s, char c) # define HAVE_NO_UTSNAME_DOMAINNAME #endif -/* If this system doesn't have IUCLC bit in struct termios::c_iflag... */ -#ifndef IUCLC -# define IUCLC 0 -#endif - #endif -- cgit v1.1