[U-Boot] [PATCH 3/6] tools: env: split fw_string_blank into skip_chars / skip_blanks

[Andreas Fenkart]

Signed-off-by: Andreas Fenkart <andreas.fenk...@digitalstrom.com>
---
 tools/env/fw_env.c | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index 0a438a3..60574f2 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -133,14 +133,19 @@ static inline ulong getenvsize (void)
        return rc;
 }
 
-static char *fw_string_blank(char *s, int noblank)
+static char *skip_chars(char *s)
 {
-       int i;
-       int len = strlen(s);
+       for (; *s != '\0'; s++) {
+               if (isblank(*s))
+                       return s;
+       }
+       return NULL;
+}
 
-       for (i = 0; i < len; i++, s++) {
-               if ((noblank && !isblank(*s)) ||
-                   (!noblank && isblank(*s)))
+static char *skip_blanks(char *s)
+{
+       for (; *s != '\0'; s++) {
+               if (!isblank(*s))
                        return s;
        }
        return NULL;
@@ -575,17 +580,17 @@ int fw_parse_script(char *fname)
                 * Search for variable's name,
                 * remove leading whitespaces
                 */
-               name = fw_string_blank(dump, 1);
+               name = skip_blanks(dump);
                if (!name)
                        continue;
 
                /* The first white space is the end of variable name */
-               val = fw_string_blank(name, 0);
+               val = skip_chars(name);
                len = strlen(name);
                if (val) {
                        *val++ = '\0';
                        if ((val - name) < len)
-                               val = fw_string_blank(val, 1);
+                               val = skip_blanks(val);
                        else
                                val = NULL;
                }
-- 
2.7.0

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