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authorElliott Hughes <enh@google.com>2019-08-22 12:12:37 -0700
committerRob Landley <rob@landley.net>2019-08-23 10:57:14 -0500
commitd6bb677517c5bd06983c3163e680b1f77717af2c (patch)
tree7c6bfef8dcddf0aca5d9e5c130a37e642953dd6d /toys/posix
parentee8eca90ec9cfd589b8bf03517a62b6c7a664bf1 (diff)
downloadtoybox-d6bb677517c5bd06983c3163e680b1f77717af2c.tar.gz
getconf: remove workaround for old NDKs.
macOS remains awkward, though, but this retains our Android/Linux behavior and is closer to the platform's getconf(1) for macOS. Strictly macOS denies all knowledge of UIO_MAXIOV, but the "undefined" you'll get from this patch seems closer than the "1024" we used to give.
Diffstat (limited to 'toys/posix')
-rw-r--r--toys/posix/getconf.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/toys/posix/getconf.c b/toys/posix/getconf.c
index 57c171dd..c5e05489 100644
--- a/toys/posix/getconf.c
+++ b/toys/posix/getconf.c
@@ -31,12 +31,6 @@ config GETCONF
#define _SC_XOPEN_UUCP -1
#endif
-// When NDK r19 ships in 2018Q4, switch to _SC_UIO_MAXIOV.
-// (Until then use this workaround for musl.)
-#ifndef UIO_MAXIOV
-#define UIO_MAXIOV 1024
-#endif
-
#ifdef __APPLE__
// macOS doesn't have a bunch of stuff. The actual macOS getconf says
// "no such parameter", but -- unless proven otherwise -- it seems more useful
@@ -44,6 +38,7 @@ config GETCONF
#define _SC_AVPHYS_PAGES -1
#define _SC_THREAD_ROBUST_PRIO_INHERIT -1
#define _SC_THREAD_ROBUST_PRIO_PROTECT -1
+#define _SC_UIO_MAXIOV -1
#define _SC_V7_ILP32_OFF32 -1
#define _SC_V7_ILP32_OFFBIG -1
#define _SC_V7_LP64_OFF64 -1
@@ -108,7 +103,7 @@ struct config sysconfs[] = {
CONF(PAGESIZE), CONF(RAW_SOCKETS), CONF(RE_DUP_MAX), CONF(RTSIG_MAX),
CONF(SEM_NSEMS_MAX), CONF(SEM_VALUE_MAX), CONF(SIGQUEUE_MAX),
CONF(STREAM_MAX), CONF(SYMLOOP_MAX), CONF(TIMER_MAX), CONF(TTY_NAME_MAX),
- CONF(TZNAME_MAX),
+ CONF(TZNAME_MAX), CONF(UIO_MAXIOV),
/* Names that just don't match the symbol, do it by hand */
{"_AVPHYS_PAGES", _SC_AVPHYS_PAGES}, {"_PHYS_PAGES", _SC_PHYS_PAGES},
@@ -159,7 +154,7 @@ struct config limits[] = {
CONF(CHAR_MAX), CONF(CHAR_MIN), CONF(INT_MAX), CONF(INT_MIN), CONF(SCHAR_MAX),
CONF(SCHAR_MIN), CONF(SHRT_MAX), CONF(SHRT_MIN), CONF(SSIZE_MAX),
CONF(UCHAR_MAX), CONF(UINT_MAX), CONF(ULONG_MAX), CONF(USHRT_MAX),
- CONF(UIO_MAXIOV), CONF(CHAR_BIT),
+ CONF(CHAR_BIT),
/* Not available in glibc without _GNU_SOURCE. */
{"LONG_BIT", 8*sizeof(long)},
{"WORD_BIT", 8*sizeof(int)},