t9300: factor out portable "head -c" replacement

diff --git a/dir.c b/dir.c
index a4a9d9fae154849fe38b153af9b16e00ef401f60..6172b3438d356d0359c2158708c718c6694e183a 100644 (file)
--- a/dir.c
+++ b/dir.c
@@ -53,24 +53,16 @@ static enum path_treatment read_directory_recursive(struct dir_struct *dir,
        int check_only, const struct path_simplify *simplify);
 static int get_dtype(struct dirent *de, const char *path, int len);
 
-/* helper string functions with support for the ignore_case flag */
-int strcmp_icase(const char *a, const char *b)
+int fspathcmp(const char *a, const char *b)
 {
        return ignore_case ? strcasecmp(a, b) : strcmp(a, b);
 }
 
-int strncmp_icase(const char *a, const char *b, size_t count)
+int fspathncmp(const char *a, const char *b, size_t count)
 {
        return ignore_case ? strncasecmp(a, b, count) : strncmp(a, b, count);
 }
 
-int fnmatch_icase(const char *pattern, const char *string, int flags)
-{
-       return wildmatch(pattern, string,
-                        flags | (ignore_case ? WM_CASEFOLD : 0),
-                        NULL);
-}
-
 int git_fnmatch(const struct pathspec_item *item,
                const char *pattern, const char *string,
                int prefix)
@@ -457,7 +449,7 @@ int no_wildcard(const char *string)
 
 void parse_exclude_pattern(const char **pattern,
                           int *patternlen,
-                          int *flags,
+                          unsigned *flags,
                           int *nowildcardlen)
 {
        const char *p = *pattern;
@@ -498,7 +490,7 @@ void add_exclude(const char *string, const char *base,
 {
        struct exclude *x;
        int patternlen;
-       int flags;
+       unsigned flags;
        int nowildcardlen;
 
        parse_exclude_pattern(&string, &patternlen, &flags, &nowildcardlen);
@@ -798,16 +790,16 @@ void add_excludes_from_file(struct dir_struct *dir, const char *fname)
 
 int match_basename(const char *basename, int basenamelen,
                   const char *pattern, int prefix, int patternlen,
-                  int flags)
+                  unsigned flags)
 {
        if (prefix == patternlen) {
                if (patternlen == basenamelen &&
-                   !strncmp_icase(pattern, basename, basenamelen))
+                   !fspathncmp(pattern, basename, basenamelen))
                        return 1;
        } else if (flags & EXC_FLAG_ENDSWITH) {
                /* "*literal" matching against "fooliteral" */
                if (patternlen - 1 <= basenamelen &&
-                   !strncmp_icase(pattern + 1,
+                   !fspathncmp(pattern + 1,
                                   basename + basenamelen - (patternlen - 1),
                                   patternlen - 1))
                        return 1;
@@ -823,7 +815,7 @@ int match_basename(const char *basename, int basenamelen,
 int match_pathname(const char *pathname, int pathlen,
                   const char *base, int baselen,
                   const char *pattern, int prefix, int patternlen,
-                  int flags)
+                  unsigned flags)
 {
        const char *name;
        int namelen;
@@ -844,7 +836,7 @@ int match_pathname(const char *pathname, int pathlen,
         */
        if (pathlen < baselen + 1 ||
            (baselen && pathname[baselen] != '/') ||
-           strncmp_icase(pathname, base, baselen))
+           fspathncmp(pathname, base, baselen))
                return 0;
 
        namelen = baselen ? pathlen - baselen - 1 : pathlen;
@@ -858,7 +850,7 @@ int match_pathname(const char *pathname, int pathlen,
                if (prefix > namelen)
                        return 0;
 
-               if (strncmp_icase(pattern, name, prefix))
+               if (fspathncmp(pattern, name, prefix))
                        return 0;
                pattern += prefix;
                patternlen -= prefix;