From 13d1fa1d01e48c7a23cc1114fc4d45b20f2c48eb Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Thu, 8 Mar 2001 23:59:45 +0000
Subject: Add in 'trim' routine.  Fix up sh.c so it works when wordexp is not
 available.  -Erik

---
 utility.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'utility.c')

diff --git a/utility.c b/utility.c
index 7fd4cad7d..b4893a0e1 100644
--- a/utility.c
+++ b/utility.c
@@ -1828,6 +1828,19 @@ void chomp(char *s)
 }
 #endif
 
+#if defined(BB_SH)
+void trim(char *s)
+{
+	/* trim leading whitespace */
+	memmove(s, &s[strspn(s, " \n\r\t\v")], strlen(s));
+
+	/* trim trailing whitespace */
+	while (*s && (!isspace (*s)))
+		s++;
+	*s='\0';
+}
+#endif
+
 /* END CODE */
 /*
 Local Variables:
-- 
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