#include <ctype.h>
#include <string.h>
+#include <stddef.h>
+#include <stdlib.h>
-#if HAVE_MBRTOWC
-# include <stddef.h>
-# include <stdlib.h>
-# include "mbchar.h"
-# include "mbiter.h"
-#endif
-
+#include "mbchar.h"
+#include "mbiter.h"
#include "xalloc.h"
/* Use this to suppress gcc's `...may be used before initialized' warnings. */
trim2(const char *s, int how)
{
char *d;
-
+
d = strdup(s);
if (!d)
xalloc_die();
-
-#if HAVE_MBRTOWC
+
if (MB_CUR_MAX > 1)
{
mbi_iterator_t i;
-
+
/* Trim leading whitespaces. */
- if (how != TRIM_TRAILING)
+ if (how != TRIM_TRAILING)
{
mbi_init (i, d, strlen (d));
-
+
for (; mbi_avail (i) && mb_isspace (mbi_cur (i)); mbi_advance (i))
;
-
+
memmove (d, mbi_cur_ptr (i), strlen (mbi_cur_ptr (i)) + 1);
}
-
+
/* Trim trailing whitespaces. */
- if (how != TRIM_LEADING)
+ if (how != TRIM_LEADING)
{
int state = 0;
char *r IF_LINT (= NULL); /* used only while state = 2 */
-
+
mbi_init (i, d, strlen (d));
- for (; mbi_avail (i); mbi_advance (i))
+ for (; mbi_avail (i); mbi_advance (i))
{
- if (state == 0 && mb_isspace (mbi_cur (i)))
+ if (state == 0 && mb_isspace (mbi_cur (i)))
{
state = 0;
continue;
}
-
+
if (state == 0 && !mb_isspace (mbi_cur (i)))
{
state = 1;
continue;
}
-
+
if (state == 1 && !mb_isspace (mbi_cur (i)))
{
state = 1;
continue;
}
-
- if (state == 1 && mb_isspace (mbi_cur (i)))
+
+ if (state == 1 && mb_isspace (mbi_cur (i)))
{
state = 2;
r = (char *) mbi_cur_ptr (i);
}
- else if (state == 2 && mb_isspace (mbi_cur (i)))
+ else if (state == 2 && mb_isspace (mbi_cur (i)))
{
state = 2;
- }
- else
+ }
+ else
{
state = 1;
}
}
-
- if (state == 2)
+
+ if (state == 2)
*r = '\0';
}
}
else
-#endif /* HAVE_MBRTOWC */
{
char *p;
-
+
/* Trim leading whitespaces. */
if (how != TRIM_TRAILING) {
for (p = d; *p && isspace ((unsigned char) *p); p++)
- ;
+ ;
memmove (d, p, strlen (p) + 1);
}
*p = '\0';
}
}
-
+
return d;
}
-
+