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

  remove possible newline at end of callout output,
  for easier matching with ID=

diff --git a/namedev.c b/namedev.c
index 633a7bf0dad1f7b892aa68575f7c241a1c4911ab..74a411799b9c96db4d8ad619b306c0e5413327da 100644 (file)
--- a/namedev.c
+++ b/namedev.c
@@ -264,7 +264,7 @@ static int exec_callout(struct config_device *dev, char *value, int len)
        pid_t pid;
        int value_set = 0;
        char buffer[256];
-       char *arg;
+       char *pos;
        char *args[CALLOUT_MAXARG];
        int i;
 
@@ -286,9 +286,9 @@ static int exec_callout(struct config_device *dev, char *value, int len)
                dup(fds[1]);    /* dup write side of pipe to STDOUT */
                if (strchr(dev->exec_program, ' ')) {
                        /* callout with arguments */
-                       arg = dev->exec_program;
+                       pos = dev->exec_program;
                        for (i=0; i < CALLOUT_MAXARG-1; i++) {
-                               args[i] = strsep(&arg, " ");
+                               args[i] = strsep(&pos, " ");
                                if (args[i] == NULL)
                                        break;
                        }
@@ -324,9 +324,12 @@ static int exec_callout(struct config_device *dev, char *value, int len)
                        } else {
                                value_set = 1;
                                strncpy(value, buffer, len);
+                               pos = value + strlen(value)-1;
+                               if (pos[0] == '\n')
+                               pos[0] = '\0';
+                               dbg("callout returned '%s'", value);
                        }
                }
-               dbg("callout returned '%s'", value);
                close(fds[0]);
                res = wait(&status);
                if (res < 0) {