diff options
Diffstat (limited to 'man3/stdio_ext.3')
| -rw-r--r-- | man3/stdio_ext.3 | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/man3/stdio_ext.3 b/man3/stdio_ext.3 index c154620..a98ffc5 100644 --- a/man3/stdio_ext.3 +++ b/man3/stdio_ext.3 @@ -3,7 +3,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH stdio_ext 3 2023-07-20 "Linux man-pages 6.05.01" +.TH stdio_ext 3 2023-10-31 "Linux man-pages 6.7" .SH NAME __fbufsize, __flbf, __fpending, __fpurge, __freadable, __freading, __fsetlocking, __fwritable, __fwriting, _flushlbf \- @@ -15,7 +15,7 @@ Standard C library .nf .B #include <stdio.h> .B #include <stdio_ext.h> -.PP +.P .BI "size_t __fbufsize(FILE *" stream ); .BI "size_t __fpending(FILE *" stream ); .BI "int __flbf(FILE *" stream ); @@ -32,46 +32,46 @@ Solaris introduced routines to allow portable access to the internals of the .I FILE structure, and glibc also implemented these. -.PP +.P The .BR __fbufsize () function returns the size of the buffer currently used by the given stream. -.PP +.P The .BR __fpending () function returns the number of bytes in the output buffer. For wide-oriented streams the unit is wide characters. This function is undefined on buffers in reading mode, or opened read-only. -.PP +.P The .BR __flbf () function returns a nonzero value if the stream is line-buffered, and zero otherwise. -.PP +.P The .BR __freadable () function returns a nonzero value if the stream allows reading, and zero otherwise. -.PP +.P The .BR __fwritable () function returns a nonzero value if the stream allows writing, and zero otherwise. -.PP +.P The .BR __freading () function returns a nonzero value if the stream is read-only, or if the last operation on the stream was a read operation, and zero otherwise. -.PP +.P The .BR __fwriting () function returns a nonzero value if the stream is write-only (or append-only), or if the last operation on the stream was a write operation, and zero otherwise. -.PP +.P The .BR __fsetlocking () function can be used to select the desired type of locking on the stream. @@ -95,13 +95,13 @@ will not do locking until the state is reset to .B FSETLOCKING_QUERY Don't change the type of locking. (Only return it.) -.PP +.P The .BR _flushlbf () function flushes all line-buffered streams. (Presumably so that output to a terminal is forced out, say before reading keyboard input.) -.PP +.P The .BR __fpurge () function discards the contents of the stream's buffer. @@ -132,7 +132,6 @@ T{ .BR _flushlbf () T} Thread safety MT-Safe .TE -.sp 1 .SH SEE ALSO .BR flockfile (3), .BR fpurge (3) |