[klibc] [SHELL] Allow building without LINEO support

Simply specify --disable-lineno to configure. Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: maximilian attems <max@stro.at>
codehelp · Jul 2, 2012 · 4a84d61 · 4a84d61
1 parent 4a12ba8
commit 4a84d61
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 0 deletions.
diff --git a/usr/dash/var.c b/usr/dash/var.c
@@ -101,7 +101,9 @@ struct var varinit[] = {
 	{ 0,	VSTRFIXED|VTEXTFIXED,		"PS2=> ",	0 },
 	{ 0,	VSTRFIXED|VTEXTFIXED,		"PS4=+ ",	0 },
 	{ 0,	VSTRFIXED|VTEXTFIXED,		"OPTIND=1",	getoptsreset },
+#ifdef WITH_LINENO
 	{ 0,	VSTRFIXED|VTEXTFIXED,		linenovar,	0 },
+#endif
 #ifndef SMALL
 	{ 0,	VSTRFIXED|VTEXTFIXED|VUNSET,	"TERM\0",	0 },
 	{ 0,	VSTRFIXED|VTEXTFIXED|VUNSET,	"HISTSIZE\0",	sethistsize },
@@ -335,9 +337,11 @@ lookupvar(const char *name)
 	struct var *v;
 
 	if ((v = *findvar(hashvar(name), name)) && !(v->flags & VUNSET)) {
+#ifdef WITH_LINENO
 		if (v == &vlineno && v->text == linenovar) {
 			fmtstr(linenovar+7, sizeof(linenovar)-7, "%d", lineno);
 		}
+#endif
 		return strchrnul(v->text, '=') + 1;
 	}
 	return NULL;

diff --git a/usr/dash/var.h b/usr/dash/var.h
@@ -88,9 +88,15 @@ extern struct var varinit[];
 #define vps2 (&vps1)[1]
 #define vps4 (&vps2)[1]
 #define voptind (&vps4)[1]
+#ifdef WITH_LINENO
 #define vlineno (&voptind)[1]
+#endif
 #ifndef SMALL
+#ifdef WITH_LINENO
 #define vterm (&vlineno)[1]
+#else
+#define vterm (&voptind)[1]
+#endif
 #define vhistsize (&vterm)[1]
 #endif