[git commit] applet_tables: fix single applet build failure. Closes 4009

[Denys Vlasenko]

commit: http://git.busybox.net/busybox/commit/?id=6d2d652cd33679625f5d211d739fcd34826b3a9b
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 applets/applet_tables.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/applets/applet_tables.c b/applets/applet_tables.c
index 3859d73..a475747 100644
--- a/applets/applet_tables.c
+++ b/applets/applet_tables.c
@@ -80,8 +80,15 @@ int main(int argc, char **argv)
 
 	printf("#define NUM_APPLETS %u\n", NUM_APPLETS);
 	if (NUM_APPLETS == 1) {
+		char *dash_to_underscore, *p;
 		printf("#define SINGLE_APPLET_STR \"%s\"\n", applets[0].name);
-		printf("#define SINGLE_APPLET_MAIN %s_main\n", applets[0].name);
+		/* Example: "ether-wake" -> "ether_wake" */
+		p = dash_to_underscore = strdup(applets[0].name);
+		p--;
+		while (*++p)
+			if (*p == '-')
+				*p = '_';
+		printf("#define SINGLE_APPLET_MAIN %s_main\n", dash_to_underscore);
 	}
 	printf("\n");
 
-- 
1.7.3.4