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Diffstat (limited to 'vpath.c')
-rw-r--r--vpath.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/vpath.c b/vpath.c
index 3401327..2288f9a 100644
--- a/vpath.c
+++ b/vpath.c
@@ -222,7 +222,7 @@ construct_vpath_list (pattern, dirpath)
maxelem = 2;
p = dirpath;
while (*p != '\0')
- if (*p++ == PATH_SEPARATOR_CHAR || isblank (*p))
+ if (*p++ == PATH_SEPARATOR_CHAR || isblank ((unsigned char)*p))
++maxelem;
vpath = (char **) xmalloc (maxelem * sizeof (char *));
@@ -230,7 +230,7 @@ construct_vpath_list (pattern, dirpath)
/* Skip over any initial separators and blanks. */
p = dirpath;
- while (*p == PATH_SEPARATOR_CHAR || isblank (*p))
+ while (*p == PATH_SEPARATOR_CHAR || isblank ((unsigned char)*p))
++p;
elem = 0;
@@ -241,7 +241,8 @@ construct_vpath_list (pattern, dirpath)
/* Find the end of this entry. */
v = p;
- while (*p != '\0' && *p != PATH_SEPARATOR_CHAR && !isblank (*p))
+ while (*p != '\0' && *p != PATH_SEPARATOR_CHAR
+ && !isblank ((unsigned char)*p))
++p;
len = p - v;
@@ -274,7 +275,7 @@ construct_vpath_list (pattern, dirpath)
}
/* Skip over separators and blanks between entries. */
- while (*p == PATH_SEPARATOR_CHAR || isblank (*p))
+ while (*p == PATH_SEPARATOR_CHAR || isblank ((unsigned char)*p))
++p;
}