diff options
Diffstat (limited to 'posix/confstr.c')
| -rw-r--r-- | posix/confstr.c | 214 |
1 files changed, 111 insertions, 103 deletions
diff --git a/posix/confstr.c b/posix/confstr.c index 9aa4b5aebb..5553f4b28a 100644 --- a/posix/confstr.c +++ b/posix/confstr.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1991,1996,1997,2000-2004,2009 Free Software Foundation, Inc. +/* Copyright (C) 1991,1996,1997,2000-2004,2009,2010 Free + Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -58,52 +59,52 @@ confstr (name, buf, len) string_len = 0; #ifndef _POSIX_V7_ILP32_OFF32 - if (__sysconf (_SC_V7_ILP32_OFF32) > 0) + if (__sysconf (_SC_V7_ILP32_OFF32) > 0) #endif #if !defined _POSIX_V7_ILP32_OFF32 || _POSIX_V7_ILP32_OFF32 > 0 - { - memcpy (restenvs + string_len, "POSIX_V7_ILP32_OFF32", - sizeof "POSIX_V7_ILP32_OFF32" - 1); - string_len += sizeof "POSIX_V7_ILP32_OFF32" - 1; - } + { + memcpy (restenvs + string_len, "POSIX_V7_ILP32_OFF32", + sizeof "POSIX_V7_ILP32_OFF32" - 1); + string_len += sizeof "POSIX_V7_ILP32_OFF32" - 1; + } #endif #ifndef _POSIX_V7_ILP32_OFFBIG - if (__sysconf (_SC_V7_ILP32_OFFBIG) > 0) + if (__sysconf (_SC_V7_ILP32_OFFBIG) > 0) #endif #if !defined _POSIX_V7_ILP32_OFFBIG || _POSIX_V7_ILP32_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V7_ILP32_OFFBIG", - sizeof "POSIX_V7_ILP32_OFFBIG" - 1); - string_len += sizeof "POSIX_V7_ILP32_OFFBIG" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V7_ILP32_OFFBIG", + sizeof "POSIX_V7_ILP32_OFFBIG" - 1); + string_len += sizeof "POSIX_V7_ILP32_OFFBIG" - 1; + } #endif #ifndef _POSIX_V7_LP64_OFF64 - if (__sysconf (_SC_V7_LP64_OFF64) > 0) + if (__sysconf (_SC_V7_LP64_OFF64) > 0) #endif #if !defined _POSIX_V7_LP64_OFF64 || _POSIX_V7_LP64_OFF64 > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V7_LP64_OFF64", - sizeof "POSIX_V7_LP64_OFF64" - 1); - string_len += sizeof "POSIX_V7_LP64_OFF64" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V7_LP64_OFF64", + sizeof "POSIX_V7_LP64_OFF64" - 1); + string_len += sizeof "POSIX_V7_LP64_OFF64" - 1; + } #endif #ifndef _POSIX_V7_LPBIG_OFFBIG - if (__sysconf (_SC_V7_LPBIG_OFFBIG) > 0) + if (__sysconf (_SC_V7_LPBIG_OFFBIG) > 0) #endif #if !defined _POSIX_V7_LPBIG_OFFBIG || _POSIX_V7_LPBIG_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V7_LPBIG_OFFBIG", - sizeof "POSIX_V7_LPBIG_OFFBIG" - 1); - string_len += sizeof "POSIX_V7_LPBIG_OFFBIG" - 1; - } -#endif - restenvs[string_len++] = '\0'; + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V7_LPBIG_OFFBIG", + sizeof "POSIX_V7_LPBIG_OFFBIG" - 1); + string_len += sizeof "POSIX_V7_LPBIG_OFFBIG" - 1; + } +#endif + restenvs[string_len++] = '\0'; string = restenvs; } break; @@ -121,52 +122,52 @@ confstr (name, buf, len) string_len = 0; #ifndef _POSIX_V6_ILP32_OFF32 - if (__sysconf (_SC_V6_ILP32_OFF32) > 0) + if (__sysconf (_SC_V6_ILP32_OFF32) > 0) #endif #if !defined _POSIX_V6_ILP32_OFF32 || _POSIX_V6_ILP32_OFF32 > 0 - { - memcpy (restenvs + string_len, "POSIX_V6_ILP32_OFF32", - sizeof "POSIX_V6_ILP32_OFF32" - 1); - string_len += sizeof "POSIX_V6_ILP32_OFF32" - 1; - } + { + memcpy (restenvs + string_len, "POSIX_V6_ILP32_OFF32", + sizeof "POSIX_V6_ILP32_OFF32" - 1); + string_len += sizeof "POSIX_V6_ILP32_OFF32" - 1; + } #endif #ifndef _POSIX_V6_ILP32_OFFBIG - if (__sysconf (_SC_V6_ILP32_OFFBIG) > 0) + if (__sysconf (_SC_V6_ILP32_OFFBIG) > 0) #endif #if !defined _POSIX_V6_ILP32_OFFBIG || _POSIX_V6_ILP32_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V6_ILP32_OFFBIG", - sizeof "POSIX_V6_ILP32_OFFBIG" - 1); - string_len += sizeof "POSIX_V6_ILP32_OFFBIG" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V6_ILP32_OFFBIG", + sizeof "POSIX_V6_ILP32_OFFBIG" - 1); + string_len += sizeof "POSIX_V6_ILP32_OFFBIG" - 1; + } #endif #ifndef _POSIX_V6_LP64_OFF64 - if (__sysconf (_SC_V6_LP64_OFF64) > 0) + if (__sysconf (_SC_V6_LP64_OFF64) > 0) #endif #if !defined _POSIX_V6_LP64_OFF64 || _POSIX_V6_LP64_OFF64 > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V6_LP64_OFF64", - sizeof "POSIX_V6_LP64_OFF64" - 1); - string_len += sizeof "POSIX_V6_LP64_OFF64" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V6_LP64_OFF64", + sizeof "POSIX_V6_LP64_OFF64" - 1); + string_len += sizeof "POSIX_V6_LP64_OFF64" - 1; + } #endif #ifndef _POSIX_V6_LPBIG_OFFBIG - if (__sysconf (_SC_V6_LPBIG_OFFBIG) > 0) + if (__sysconf (_SC_V6_LPBIG_OFFBIG) > 0) #endif #if !defined _POSIX_V6_LPBIG_OFFBIG || _POSIX_V6_LPBIG_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "POSIX_V6_LPBIG_OFFBIG", - sizeof "POSIX_V6_LPBIG_OFFBIG" - 1); - string_len += sizeof "POSIX_V6_LPBIG_OFFBIG" - 1; - } -#endif - restenvs[string_len++] = '\0'; + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "POSIX_V6_LPBIG_OFFBIG", + sizeof "POSIX_V6_LPBIG_OFFBIG" - 1); + string_len += sizeof "POSIX_V6_LPBIG_OFFBIG" - 1; + } +#endif + restenvs[string_len++] = '\0'; string = restenvs; } break; @@ -184,52 +185,52 @@ confstr (name, buf, len) string_len = 0; #ifndef _XBS5_ILP32_OFF32 - if (__sysconf (_SC_XBS5_ILP32_OFF32) > 0) + if (__sysconf (_SC_XBS5_ILP32_OFF32) > 0) #endif #if !defined _XBS5_ILP32_OFF32 || _XBS5_ILP32_OFF32 > 0 - { - memcpy (restenvs + string_len, "XBS5_ILP32_OFF32", - sizeof "XBS5_ILP32_OFF32" - 1); - string_len += sizeof "XBS5_ILP32_OFF32" - 1; - } + { + memcpy (restenvs + string_len, "XBS5_ILP32_OFF32", + sizeof "XBS5_ILP32_OFF32" - 1); + string_len += sizeof "XBS5_ILP32_OFF32" - 1; + } #endif #ifndef _XBS5_ILP32_OFFBIG - if (__sysconf (_SC_XBS5_ILP32_OFFBIG) > 0) + if (__sysconf (_SC_XBS5_ILP32_OFFBIG) > 0) #endif #if !defined _XBS5_ILP32_OFFBIG || _XBS5_ILP32_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "XBS5_ILP32_OFFBIG", - sizeof "XBS5_ILP32_OFFBIG" - 1); - string_len += sizeof "XBS5_ILP32_OFFBIG" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "XBS5_ILP32_OFFBIG", + sizeof "XBS5_ILP32_OFFBIG" - 1); + string_len += sizeof "XBS5_ILP32_OFFBIG" - 1; + } #endif #ifndef _XBS5_LP64_OFF64 - if (__sysconf (_SC_XBS5_LP64_OFF64) > 0) + if (__sysconf (_SC_XBS5_LP64_OFF64) > 0) #endif #if !defined _XBS5_LP64_OFF64 || _XBS5_LP64_OFF64 > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "XBS5_LP64_OFF64", - sizeof "XBS5_LP64_OFF64" - 1); - string_len += sizeof "XBS5_LP64_OFF64" - 1; - } + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "XBS5_LP64_OFF64", + sizeof "XBS5_LP64_OFF64" - 1); + string_len += sizeof "XBS5_LP64_OFF64" - 1; + } #endif #ifndef _XBS5_LPBIG_OFFBIG - if (__sysconf (_SC_XBS5_LPBIG_OFFBIG) > 0) + if (__sysconf (_SC_XBS5_LPBIG_OFFBIG) > 0) #endif #if !defined _XBS5_LPBIG_OFFBIG || _XBS5_LPBIG_OFFBIG > 0 - { - if (string_len) - restenvs[string_len++] = '\n'; - memcpy (restenvs + string_len, "XBS5_LPBIG_OFFBIG", - sizeof "XBS5_LPBIG_OFFBIG" - 1); - string_len += sizeof "XBS5_LPBIG_OFFBIG" - 1; - } -#endif - restenvs[string_len++] = '\0'; + { + if (string_len) + restenvs[string_len++] = '\n'; + memcpy (restenvs + string_len, "XBS5_LPBIG_OFFBIG", + sizeof "XBS5_LPBIG_OFFBIG" - 1); + string_len += sizeof "XBS5_LPBIG_OFFBIG" - 1; + } +#endif + restenvs[string_len++] = '\0'; string = restenvs; } break; @@ -242,7 +243,7 @@ confstr (name, buf, len) # error "__ILP32_OFF32_CFLAGS should not be defined" # elif !defined _POSIX_V7_ILP32_OFF32 if (__sysconf (_SC_V7_ILP32_OFF32) < 0) - break; + break; # endif string = __ILP32_OFF32_CFLAGS; string_len = sizeof (__ILP32_OFF32_CFLAGS); @@ -257,7 +258,7 @@ confstr (name, buf, len) # error "__ILP32_OFFBIG_CFLAGS should not be defined" # elif !defined _POSIX_V7_ILP32_OFFBIG if (__sysconf (_SC_V7_ILP32_OFFBIG) < 0) - break; + break; # endif string = __ILP32_OFFBIG_CFLAGS; string_len = sizeof (__ILP32_OFFBIG_CFLAGS); @@ -272,7 +273,7 @@ confstr (name, buf, len) # error "__LP64_OFF64_CFLAGS should not be defined" # elif !defined _POSIX_V7_LP64_OFF64 if (__sysconf (_SC_V7_LP64_OFF64) < 0) - break; + break; # endif string = __LP64_OFF64_CFLAGS; string_len = sizeof (__LP64_OFF64_CFLAGS); @@ -287,7 +288,7 @@ confstr (name, buf, len) # error "__ILP32_OFF32_LDFLAGS should not be defined" # elif !defined _POSIX_V7_ILP32_OFF32 if (__sysconf (_SC_V7_ILP32_OFF32) < 0) - break; + break; # endif string = __ILP32_OFF32_LDFLAGS; string_len = sizeof (__ILP32_OFF32_LDFLAGS); @@ -302,7 +303,7 @@ confstr (name, buf, len) # error "__ILP32_OFFBIG_LDFLAGS should not be defined" # elif !defined _POSIX_V7_ILP32_OFFBIG if (__sysconf (_SC_V7_ILP32_OFFBIG) < 0) - break; + break; # endif string = __ILP32_OFFBIG_LDFLAGS; string_len = sizeof (__ILP32_OFFBIG_LDFLAGS); @@ -317,7 +318,7 @@ confstr (name, buf, len) # error "__LP64_OFF64_LDFLAGS should not be defined" # elif !defined _POSIX_V7_LP64_OFF64 if (__sysconf (_SC_V7_LP64_OFF64) < 0) - break; + break; # endif string = __LP64_OFF64_LDFLAGS; string_len = sizeof (__LP64_OFF64_LDFLAGS); @@ -402,6 +403,13 @@ confstr (name, buf, len) return 0; #endif + case _CS_V6_ENV: + case _CS_V7_ENV: + /* Maybe something else is needed in future. */ + string = "POSIXLY_CORRECT=1"; + string_len = sizeof ("POSIXLY_CORRECT=1"); + break; + default: __set_errno (EINVAL); return 0; |