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[RFC,v3,12/17] getdents.2: Use syscall(SYS_...); for system calls without a wrapper

Message ID 20210313192526.350200-13-alx.manpages@gmail.com
State Not applicable
Headers
Series [RFC] execve.2: SYNOPSIS: Document both glibc wrapper and kernel sycalls |

Commit Message

Alejandro Colomar March 13, 2021, 7:25 p.m. UTC 
  Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
---
 man2/getdents.2 | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)
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Patch

diff --git a/man2/getdents.2 b/man2/getdents.2
index ba41e0be8..7d5b0e01c 100644
--- a/man2/getdents.2
+++ b/man2/getdents.2
@@ -33,7 +33,11 @@ 
 getdents, getdents64 \- get directory entries
 .SH SYNOPSIS
 .nf
-.BI "long getdents(unsigned int " fd ", struct linux_dirent *" dirp ,
+.BR "#include <sys/syscall.h>" "      /* Definition of " SYS_* " constants */"
+.B #include <unistd.h>
+.PP
+.BI "long syscall(SYS_getdents, unsigned int " fd \
+", struct linux_dirent *" dirp ,
 .BI "             unsigned int " count );
 .PP
 .BR "#define _GNU_SOURCE" "        /* See feature_test_macros(7) */"
@@ -43,9 +47,9 @@  getdents, getdents64 \- get directory entries
 .fi
 .PP
 .IR Note :
-There is no glibc wrapper for
-.BR getdents ();
-see NOTES.
+There is no definition of
+.B struct linux_dirent
+in glibc; see NOTES.
 .SH DESCRIPTION
 These are not the interfaces you are interested in.
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