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authorKarsten Wiese <annabellesgarden@yahoo.de>2006-12-13 00:34:08 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-13 09:05:48 -0800
commit3b354c557c7a6fcac099b3a20b308853fe596183 (patch)
tree4489c66167db27bed76aae32b5e815666f0050b5 /scripts/kconfig/confdata.c
parentbfc10001b11e51b59ac901d17c5f05361bd2351d (diff)
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[PATCH] kconfig: add "void conf_set_changed_callback(void (*fn)(void))", use it in qconf.cc
Added function sets "void (*conf_changed_callback)(void)". Call it, if .config's changed state changes. Use above in qconf.cc to set gui's save-widget's sensitvity. Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Roman Zippel <zippel@linux-m68k.org> Acked-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'scripts/kconfig/confdata.c')
-rw-r--r--scripts/kconfig/confdata.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 4bbbb5b09c8d..664fe29dacef 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -767,18 +767,28 @@ int conf_write_autoconf(void)
}
static int sym_change_count;
+static void (*conf_changed_callback)(void);
void sym_set_change_count(int count)
{
+ int _sym_change_count = sym_change_count;
sym_change_count = count;
+ if (conf_changed_callback &&
+ (bool)_sym_change_count != (bool)count)
+ conf_changed_callback();
}
void sym_add_change_count(int count)
{
- sym_change_count += count;
+ sym_set_change_count(count + sym_change_count);
}
bool conf_get_changed(void)
{
return sym_change_count;
}
+
+void conf_set_changed_callback(void (*fn)(void))
+{
+ conf_changed_callback = fn;
+}