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Allow "set sysroot" with no argument to restore sysroot to empty

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This commit creates the "set/show sysroot" commands using
add_setshow_optional_filename_cmd to allow the sysroot to
be restored to empty after being set.

gdb/ChangeLog:

	* solib.c (_initialize_solib): Make "set/show sysroot" use
	add_setshow_optional_filename_cmd so it can be restored to
	empty after being set.
This commit is contained in:
Gary Benson 2015-03-12 11:44:16 +00:00
parent 943c8b4393
commit 811a659a77
2 changed files with 11 additions and 5 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2015-03-12 Gary Benson <gbenson@redhat.com>
* solib.c (_initialize_solib): Make "set/show sysroot" use
add_setshow_optional_filename_cmd so it can be restored to
empty after being set.
2015-03-11 Sergio Durigan Junior <sergiodj@redhat.com> 2015-03-11 Sergio Durigan Junior <sergiodj@redhat.com>
* Makefile.in (SFILES): New source break-catch-syscall.c. * Makefile.in (SFILES): New source break-catch-syscall.c.

10
gdb/solib.c
View File

@ -1590,16 +1590,16 @@ inferior. Otherwise, symbols must be loaded manually, using \
show_auto_solib_add, show_auto_solib_add,
&setlist, &showlist); &setlist, &showlist);
add_setshow_filename_cmd ("sysroot", class_support, add_setshow_optional_filename_cmd ("sysroot", class_support,
&gdb_sysroot, _("\ &gdb_sysroot, _("\
Set an alternate system root."), _("\ Set an alternate system root."), _("\
Show the current system root."), _("\ Show the current system root."), _("\
The system root is used to load absolute shared library symbol files.\n\ The system root is used to load absolute shared library symbol files.\n\
For other (relative) files, you can add directories using\n\ For other (relative) files, you can add directories using\n\
`set solib-search-path'."), `set solib-search-path'."),
reload_shared_libraries, reload_shared_libraries,
NULL, NULL,
&setlist, &showlist); &setlist, &showlist);
add_alias_cmd ("solib-absolute-prefix", "sysroot", class_support, 0, add_alias_cmd ("solib-absolute-prefix", "sysroot", class_support, 0,
&setlist); &setlist);