diff options
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/gen/directory.3 | 3 | ||||
| -rw-r--r-- | lib/libc/sys/lseek.2 | 18 | ||||
| -rw-r--r-- | lib/libc/tests/gen/posix_spawn/Makefile | 2 | ||||
| -rw-r--r-- | lib/libc/tests/sys/Makefile | 2 |
4 files changed, 16 insertions, 9 deletions
diff --git a/lib/libc/gen/directory.3 b/lib/libc/gen/directory.3 index f0d0f4b..3919805 100644 --- a/lib/libc/gen/directory.3 +++ b/lib/libc/gen/directory.3 @@ -28,7 +28,7 @@ .\" @(#)directory.3 8.1 (Berkeley) 6/4/93 .\" $FreeBSD$ .\" -.Dd May 6, 2015 +.Dd February 19, 2016 .Dt DIRECTORY 3 .Os .Sh NAME @@ -46,7 +46,6 @@ .Sh LIBRARY .Lb libc .Sh SYNOPSIS -.In sys/types.h .In dirent.h .Ft DIR * .Fn opendir "const char *filename" diff --git a/lib/libc/sys/lseek.2 b/lib/libc/sys/lseek.2 index 349940a..017dc54 100644 --- a/lib/libc/sys/lseek.2 +++ b/lib/libc/sys/lseek.2 @@ -28,7 +28,7 @@ .\" @(#)lseek.2 8.3 (Berkeley) 4/19/94 .\" $FreeBSD$ .\" -.Dd May 26, 2012 +.Dd February 18, 2016 .Dt LSEEK 2 .Os .Sh NAME @@ -131,8 +131,14 @@ Applications can use .Dv SEEK_HOLE to optimise their behavior for ranges of zeros, but must not depend on it to find all such ranges in a file. +Each file is presented as having a zero-size virtual hole at the very +end of the file. The existence of a hole at the end of every data region allows for easy -programming and implies that a virtual hole exists at the end of the file. +programming and also provides compatibility to the original implementation +in Solaris. +It also causes the current file size (i.e., end-of-file offset) to be returned +to indicate that there are no more holes past the supplied +.Fa offset . Applications should use .Fn fpathconf _PC_MIN_HOLE_SIZE or @@ -176,9 +182,11 @@ be negative for a non-character special file. For .Dv SEEK_DATA , there are no more data regions past the supplied offset. -For -.Dv SEEK_HOLE , -there are no more holes past the supplied offset. +Due to existence of the hole at the end of the file, for +.Dv SEEK_HOLE +this error is only returned when the +.Fa offset +already points to the end-of-file position. .It Bq Er EOVERFLOW The resulting file offset would be a value which cannot be represented correctly in an object of type diff --git a/lib/libc/tests/gen/posix_spawn/Makefile b/lib/libc/tests/gen/posix_spawn/Makefile index a3e88af..659f73b 100644 --- a/lib/libc/tests/gen/posix_spawn/Makefile +++ b/lib/libc/tests/gen/posix_spawn/Makefile @@ -24,7 +24,7 @@ CLEANFILES+= h_nonexec .include "../../Makefile.netbsd-tests" h_zero: - dd if=/dev/zero of=h_zero bs=1k count=2 + dd if=/dev/zero of=h_zero bs=1k count=2 status=none chmod a+x h_zero CLEANFILES+= h_zero diff --git a/lib/libc/tests/sys/Makefile b/lib/libc/tests/sys/Makefile index 786e292..e79204a 100644 --- a/lib/libc/tests/sys/Makefile +++ b/lib/libc/tests/sys/Makefile @@ -84,6 +84,6 @@ FILESPACKAGE= ${PACKAGE} CLEANFILES= truncate_test.root_owned truncate_test.root_owned: - dd if=/dev/null bs=1 count=1 of=${.TARGET} + dd if=/dev/null bs=1 count=1 of=${.TARGET} status=none .include <bsd.test.mk> |
