[syslinux:lwip] core: Add isspace to ctype.h

[syslinux-bot for Eric W. Biederman]

Commit-ID:  6372d4c8c5c56bb5381823131ef0995f351c4111
Gitweb:     http://syslinux.zytor.com/commit/6372d4c8c5c56bb5381823131ef0995f351c4111
Author:     Eric W. Biederman <ebiederm at xmission.com>
AuthorDate: Sun, 10 Apr 2011 09:38:45 -0700
Committer:  Eric W. Biederman <ebiederm at xmission.com>
CommitDate: Tue, 12 Apr 2011 14:41:06 -0700

core: Add isspace to ctype.h

This is needed for the http file downloader.

Signed-off-by: Eric W. Biederman <ebiederm at xmission.com>


---
 core/include/ctype.h |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/core/include/ctype.h b/core/include/ctype.h
index 5c6d4cb..6c7f57f 100644
--- a/core/include/ctype.h
+++ b/core/include/ctype.h
@@ -22,4 +22,17 @@ static inline int tolower(int c)
     return c;
 }
 
+static inline int isspace(int ch)
+{
+    int space = 0;
+    if ((ch == ' ') ||
+	(ch == '\f') ||
+	(ch == '\n') ||
+	(ch == '\r') ||
+	(ch == '\t') ||
+	(ch == '\v'))
+	space = 1;
+    return space;
+}
+
 #endif /* CTYPE_H */