feat: file globbing in shell. added dynamic.mk

1 files changed, 12 insertions, 9 deletions

diff --git a/sys/cmd/rc/io.c b/sys/cmd/rc/io.c
index 2fbe57f..e06bfcc 100644
--- a/sys/cmd/rc/io.c
+++ b/sys/cmd/rc/io.c
@@ -94,8 +94,8 @@ flush(Io **fp)
         n = f->b - f->buf;
         if (n && write(f->fd, f->buf, n) < 0) {
             write(3, "write error\n", 12);
-            if (ntrap)
-                dotrap();
+            // if (ntrap)
+            //     dotrap();
         }
         f->b = f->buf;
         f->e = f->buf + bufsize;
@@ -153,10 +153,10 @@ void
 pwrd(Io *f, char *s)
 {
     char *t;
-    for (t = s; *t; t++)
-        if (!wordchr(*t))
+    for(t = s; *t; t++)
+        if(!wordchr(*t))
             break;
-    if (t == s || *t)
+    if(t == s || *t)
         pquo(f, s);
     else
         pstr(f, s);
@@ -186,10 +186,10 @@ pptr(Io *f, void *v)
 void
 pstr(Io *f, char *s)
 {
-    if (!s)
+    if(!s || !s[0])
         s = "<null>";
 
-    while (*s)
+    while(*s)
         pchr(f, *s++);
 }
 
@@ -228,8 +228,8 @@ poct(Io *f, uint n)
 void
 pval(Io *f, Word *a)
 {
-    if (a) {
-        while (a->link && a->link->word) {
+    if(a) {
+        while(a->link && a->link->word) {
             pwrd(f, a->word);
             pchr(f, ' ');
             a = a->link;
@@ -416,6 +416,9 @@ vpfmt(Io *f, char *fmt, va_list args)
         case 'q':
             pwrd(f, va_arg(args, char*));
             break;
+        case 'r':
+            pstr(f, strerror(errno));
+            break;
         case 's':
             pstr(f, va_arg(args, char*));
             break;