[hackers] [sbase] Respect exit status in expand(1) || sin

[git]

commit e6df377504b60e231ee6de60f2ba0e5dd0975fab
Author: sin <s...@2f30.org>
Date:   Fri Nov 21 17:53:22 2014 +0000

    Respect exit status in expand(1)

diff --git a/expand.c b/expand.c
index 60c5623..2449a8e 100644
--- a/expand.c
+++ b/expand.c
@@ -20,6 +20,7 @@ main(int argc, char *argv[])
 {
        FILE *fp;
        int tabstop = 8;
+       int ret = 0;
 
        ARGBEGIN {
        case 'i':
@@ -38,13 +39,14 @@ main(int argc, char *argv[])
                for (; argc > 0; argc--, argv++) {
                        if (!(fp = fopen(argv[0], "r"))) {
                                weprintf("fopen %s:", argv[0]);
+                               ret = 1;
                                continue;
                        }
                        expand(argv[0], fp, tabstop);
                        fclose(fp);
                }
        }
-       return 0;
+       return ret;
 }
 
 static int