glibc uses 'restrict' in gethostent_r(), gethostbyaddr_r(),
gethostbyname_r(), gethostbyname2_r().
Let's use it here too.
.../glibc$ grep_glibc_prototype gethostent_r
resolv/netdb.h:165:
extern int gethostent_r (struct hostent *__restrict __result_buf,
char *__restrict __buf, size_t __buflen,
struct hostent **__restrict __result,
int *__restrict __h_errnop);
.../glibc$ grep_glibc_prototype gethostbyaddr_r
resolv/netdb.h:170:
extern int gethostbyaddr_r (const void *__restrict __addr, __socklen_t __len,
int __type,
struct hostent *__restrict __result_buf,
char *__restrict __buf, size_t __buflen,
struct hostent **__restrict __result,
int *__restrict __h_errnop);
.../glibc$ grep_glibc_prototype gethostbyname_r
resolv/netdb.h:177:
extern int gethostbyname_r (const char *__restrict __name,
struct hostent *__restrict __result_buf,
char *__restrict __buf, size_t __buflen,
struct hostent **__restrict __result,
int *__restrict __h_errnop);
.../glibc$ grep_glibc_prototype gethostbyname2_r
resolv/netdb.h:183:
extern int gethostbyname2_r (const char *__restrict __name, int __af,
struct hostent *__restrict __result_buf,
char *__restrict __buf, size_t __buflen,
struct hostent **__restrict __result,
int *__restrict __h_errnop);
.../glibc$
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
---
man3/gethostbyname.3 | 31 ++++++++++++++++++++-----------
1 file changed, 20 insertions(+), 11 deletions(-)
@@ -65,18 +65,27 @@ gethostent_r \- get network host entry
/* GNU extensions */
.BI "struct hostent *gethostbyname2(const char *" name ", int " af );
.PP
-.BI "int gethostent_r(struct hostent *" ret ", char *" buf ", size_t " buflen ,
-.BI " struct hostent **" result ", int *" h_errnop );
+.BI "int gethostent_r(struct hostent *restrict " ret ,
+.BI " char *restrict " buf ", size_t " buflen ,
+.BI " struct hostent **restrict " result ,
+.BI " int *restrict " h_errnop );
.PP
-.BI "int gethostbyaddr_r(const void *" addr ", socklen_t " len ", int " type ,
-.BI " struct hostent *" ret ", char *" buf ", size_t " buflen ,
-.BI " struct hostent **" result ", int *" h_errnop );
-.BI "int gethostbyname_r(const char *" name ,
-.BI " struct hostent *" ret ", char *" buf ", size_t " buflen ,
-.BI " struct hostent **" result ", int *" h_errnop );
-.BI "int gethostbyname2_r(const char *" name ", int " af,
-.BI " struct hostent *" ret ", char *" buf ", size_t " buflen ,
-.BI " struct hostent **" result ", int *" h_errnop );
+.BI "int gethostbyaddr_r(const void *restrict " addr ", socklen_t " len \
+", int " type ,
+.BI " struct hostent *restrict " ret ,
+.BI " char *restrict " buf ", size_t " buflen ,
+.BI " struct hostent **restrict " result ,
+.BI " int *restrict " h_errnop );
+.BI "int gethostbyname_r(const char *restrict " name ,
+.BI " struct hostent *restrict " ret ,
+.BI " char *restrict " buf ", size_t " buflen ,
+.BI " struct hostent **restrict " result ,
+.BI " int *restrict " h_errnop );
+.BI "int gethostbyname2_r(const char *restrict " name ", int " af,
+.BI " struct hostent *restrict " ret ,
+.BI " char *restrict " buf ", size_t " buflen ,
+.BI " struct hostent **restrict " result ,
+.BI " int *restrict " h_errnop );
.fi
.PP
.RS -4