[udev] remove '\n' from end of callout return

[Kay Sievers <kay.sievers@vrfy.org>]

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Uups, new mail.  It's better to attach the promised file :)

Attached is a patch to remove a possible newline from the end
of the callout returned string. So we can use "echo" instead of "echo -n"
in a callout script, to match with ID=

thanks,
Kay


03-remove-newline-from-callout-return.diff
  remove possible newline at end of callout output,
  for easier matching with ID=

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diff -Nru a/namedev.c b/namedev.c
--- a/namedev.c	Mon Dec 15 02:22:46 2003
+++ b/namedev.c	Mon Dec 15 02:22:46 2003
@@ -266,6 +266,7 @@
 	char buffer[256];
 	char *arg;
 	char *args[CALLOUT_MAXARG];
+	char *pos;
 	int i;
 
 	dbg("callout to '%s'", dev->exec_program);
@@ -326,6 +327,9 @@
 				strncpy(value, buffer, len);
 			}
 		}
+		pos = value + strlen(value)-1;
+		if (pos[0] == '\n')
+			pos[0] = '\0';
 		dbg("callout returned '%s'", value);
 		close(fds[0]);
 		res = wait(&status);