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remove link.h checks

Browse source 
The removal of solib-sunos.c also removed the last user of various
macros defined by configure.

This patch removes the corresponding configure code.

2013-11-08  Tom Tromey  <tromey@redhat.com>

	* configure, config.in: Rebuild.
	* configure.ac: Remove all link.h-related checks.
This commit is contained in:
Tom Tromey 2013-11-05 09:45:03 -07:00
parent 3266f10be2
commit 9b4bea7218
4 changed files with 5 additions and 266 deletions
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5
gdb/ChangeLog
View file

@ -1,3 +1,8 @@
2013-11-08 Tom Tromey <tromey@redhat.com>
* configure, config.in: Rebuild.
* configure.ac: Remove all link.h-related checks.
2013-11-08 Tom Tromey <tromey@redhat.com>
* acinclude.m4: Include common.m4.

21
gdb/config.in
View file

@ -225,9 +225,6 @@
/* Define to 1 if you have the `w' library (-lw). */
#undef HAVE_LIBW
/* Define to 1 if you have the <link.h> header file. */
#undef HAVE_LINK_H
/* Define to 1 if you have the <linux/perf_event.h> header file. */
#undef HAVE_LINUX_PERF_EVENT_H
@ -423,17 +420,6 @@
/* Define to 1 if you have the <string.h> header file. */
#undef HAVE_STRING_H
/* Define if <sys/link.h> has struct link_map32 */
#undef HAVE_STRUCT_LINK_MAP32
/* Define if <link.h> exists and defines struct link_map which has members
with an ``lm_'' prefix. (For SunOS.) */
#undef HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS
/* Define if <link.h> exists and defines struct link_map which has members
with an ``l_'' prefix. (For Solaris, SVR4, and SVR4-like systems.) */
#undef HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS
/* Define to 1 if your system has struct lwp. */
#undef HAVE_STRUCT_LWP
@ -446,10 +432,6 @@
/* Define to 1 if `struct reg' is a member of `r_gs'. */
#undef HAVE_STRUCT_REG_R_GS
/* Define if <link.h> exists and defines a struct so_map which has members
with an ``som_'' prefix. (Found on older *BSD systems.) */
#undef HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS
/* Define to 1 if `struct stat' is a member of `st_blksize'. */
#undef HAVE_STRUCT_STAT_ST_BLKSIZE
@ -804,9 +786,6 @@
/* Define to 1 if you need to in order for `stat' and other things to work. */
#undef _POSIX_SOURCE
/* Define if <sys/link.h> has link_map32 (solaris sparc-64 target) */
#undef _SYSCALL32
/* Define to empty if `const' does not conform to ANSI C. */
#undef const

162
gdb/configure vendored
View file

@ -8936,25 +8936,6 @@ fi
done
for ac_header in link.h
do :
ac_fn_c_check_header_compile "$LINENO" "link.h" "ac_cv_header_link_h" "#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_NLIST_H
# include <nlist.h>
#endif
"
if test "x$ac_cv_header_link_h" = x""yes; then :
cat >>confdefs.h <<_ACEOF
#define HAVE_LINK_H 1
_ACEOF
fi
done
for ac_header in sys/proc.h
do :
ac_fn_c_check_header_compile "$LINENO" "sys/proc.h" "ac_cv_header_sys_proc_h" "#if HAVE_SYS_PARAM_H
@ -12016,149 +11997,6 @@ $as_echo "#define HAVE_PROCFS_PIOCSET 1" >>confdefs.h
fi
fi
if test ${host} = ${target} ; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for member l_addr in struct link_map" >&5
$as_echo_n "checking for member l_addr in struct link_map... " >&6; }
if test "${gdb_cv_have_struct_link_map_with_l_members+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <link.h>
int
main ()
{
struct link_map lm; (void) lm.l_addr;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_have_struct_link_map_with_l_members=yes
else
gdb_cv_have_struct_link_map_with_l_members=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_have_struct_link_map_with_l_members" >&5
$as_echo "$gdb_cv_have_struct_link_map_with_l_members" >&6; }
if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
$as_echo "#define HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS 1" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for member lm_addr in struct link_map" >&5
$as_echo_n "checking for member lm_addr in struct link_map... " >&6; }
if test "${gdb_cv_have_struct_link_map_with_lm_members+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <sys/types.h>
#include <link.h>
int
main ()
{
struct link_map lm; (void) lm.lm_addr;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_have_struct_link_map_with_lm_members=yes
else
gdb_cv_have_struct_link_map_with_lm_members=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_have_struct_link_map_with_lm_members" >&5
$as_echo "$gdb_cv_have_struct_link_map_with_lm_members" >&6; }
if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
$as_echo "#define HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS 1" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for member som_addr in struct so_map" >&5
$as_echo_n "checking for member som_addr in struct so_map... " >&6; }
if test "${gdb_cv_have_struct_so_map_with_som_members+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <sys/types.h>
#ifdef HAVE_NLIST_H
#include <nlist.h>
#endif
#include <link.h>
int
main ()
{
struct so_map lm; (void) lm.som_addr;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_have_struct_so_map_with_som_members=yes
else
gdb_cv_have_struct_so_map_with_som_members=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_have_struct_so_map_with_som_members" >&5
$as_echo "$gdb_cv_have_struct_so_map_with_som_members" >&6; }
if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
$as_echo "#define HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS 1" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct link_map32 in sys/link.h" >&5
$as_echo_n "checking for struct link_map32 in sys/link.h... " >&6; }
if test "${gdb_cv_have_struct_link_map32+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#define _SYSCALL32
#include <sys/link.h>
int
main ()
{
struct link_map32 l;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
gdb_cv_have_struct_link_map32=yes
else
gdb_cv_have_struct_link_map32=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_have_struct_link_map32" >&5
$as_echo "$gdb_cv_have_struct_link_map32" >&6; }
if test $gdb_cv_have_struct_link_map32 = yes; then
$as_echo "#define HAVE_STRUCT_LINK_MAP32 1" >>confdefs.h
$as_echo "#define _SYSCALL32 1" >>confdefs.h
fi
fi
# Check if the compiler supports the `long long' type.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for long long support in compiler" >&5

83
gdb/configure.ac
View file

@ -1084,14 +1084,6 @@ AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h sys/socket.h proc_serv
sys/types.h sys/wait.h wait.h termios.h termio.h \
sgtty.h unistd.h elf_hp.h locale.h \
dlfcn.h sys/un.h linux/perf_event.h])
AC_CHECK_HEADERS(link.h, [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_NLIST_H
# include <nlist.h>
#endif
])
AC_CHECK_HEADERS(sys/proc.h, [], [],
[#if HAVE_SYS_PARAM_H
# include <sys/param.h>
@ -1478,81 +1470,6 @@ if test "$ac_cv_header_sys_procfs_h" = yes; then
fi
fi
dnl For native ports (host == target), check to see what kind of
dnl legacy link.h support is needed. (See solib-legacy.c.)
if test ${host} = ${target} ; then
dnl Check for struct link_map with l_ members which are indicative
dnl of SVR4-like shared libraries
AC_MSG_CHECKING(for member l_addr in struct link_map)
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
[AC_TRY_COMPILE([#include <link.h>],
[struct link_map lm; (void) lm.l_addr;],
gdb_cv_have_struct_link_map_with_l_members=yes,
gdb_cv_have_struct_link_map_with_l_members=no)])
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1,
[Define if <link.h> exists and defines struct link_map which has
members with an ``l_'' prefix. (For Solaris, SVR4, and
SVR4-like systems.)])
fi
dnl Check for struct link_map with lm_ members which are indicative
dnl of SunOS-like shared libraries
AC_MSG_CHECKING(for member lm_addr in struct link_map)
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
[AC_TRY_COMPILE([#include <sys/types.h>
#include <link.h>],
[struct link_map lm; (void) lm.lm_addr;],
gdb_cv_have_struct_link_map_with_lm_members=yes,
gdb_cv_have_struct_link_map_with_lm_members=no)])
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1,
[Define if <link.h> exists and defines struct link_map which has
members with an ``lm_'' prefix. (For SunOS.)])
fi
dnl Check for struct so_map with som_ members which are found on
dnl some *BSD systems.
AC_MSG_CHECKING(for member som_addr in struct so_map)
AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
[AC_TRY_COMPILE([#include <sys/types.h>
#ifdef HAVE_NLIST_H
#include <nlist.h>
#endif
#include <link.h>],
[struct so_map lm; (void) lm.som_addr;],
gdb_cv_have_struct_so_map_with_som_members=yes,
gdb_cv_have_struct_so_map_with_som_members=no)])
AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1,
[Define if <link.h> exists and defines a struct so_map which has
members with an ``som_'' prefix. (Found on older *BSD systems.)])
fi
dnl Check for struct link_map32 type, which allows a 64-bit Solaris
dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
[AC_TRY_COMPILE([#define _SYSCALL32
#include <sys/link.h>], [struct link_map32 l;],
gdb_cv_have_struct_link_map32=yes,
gdb_cv_have_struct_link_map32=no)])
AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
if test $gdb_cv_have_struct_link_map32 = yes; then
AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1,
[Define if <sys/link.h> has struct link_map32])
AC_DEFINE(_SYSCALL32, 1,
[Define if <sys/link.h> has link_map32 (solaris sparc-64 target)])
fi
fi
# Check if the compiler supports the `long long' type.
AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long,