diff options
Diffstat (limited to 'man2/_syscall.2')
| -rw-r--r-- | man2/_syscall.2 | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/man2/_syscall.2 b/man2/_syscall.2 index b26da05b8..ef6542ffb 100644 --- a/man2/_syscall.2 +++ b/man2/_syscall.2 @@ -16,7 +16,7 @@ .\" 2007-10-23 mtk: created as a new page, by taking the content .\" specific to the _syscall() macros from intro(2). .\" -.TH _syscall 2 2023-02-05 "Linux man-pages 6.03" +.TH _syscall 2 2023-05-03 "Linux man-pages 6.05.01" .SH NAME _syscall \- invoking a system call without library support (OBSOLETE) .SH SYNOPSIS @@ -68,9 +68,9 @@ you call the system call by .SH FILES .I /usr/include/linux/unistd.h .SH STANDARDS -The use of these macros is Linux-specific, and deprecated. -.SH NOTES -Starting around kernel 2.6.18, the _syscall macros were removed +Linux. +.SH HISTORY +Starting around Linux 2.6.18, the _syscall macros were removed from header files supplied to user space. Use .BR syscall (2) @@ -79,7 +79,7 @@ instead. on those architectures, .BR syscall (2) was always required.) -.PP +.SH NOTES The _syscall() macros .I "do not" produce a prototype. @@ -130,15 +130,15 @@ passed by-value or by-pointer (for aggregates like structs). #include <errno.h> #include <linux/unistd.h> /* for _syscallX macros/related stuff */ #include <linux/kernel.h> /* for struct sysinfo */ - +\& _syscall1(int, sysinfo, struct sysinfo *, info); - +\& int main(void) { struct sysinfo s_info; int error; - +\& error = sysinfo(&s_info); printf("code error = %d\en", error); printf("Uptime = %lds\enLoad: 1 min %lu / 5 min %lu / 15 min %lu\en" |