From 6cd5c582dcf8e6b960079247ac9d0dbace856458 Mon Sep 17 00:00:00 2001 From: Karsten Blees Date: Mon, 15 Apr 2013 21:11:37 +0200 Subject: [PATCH] dir.c: move prep_exclude Move prep_exclude in preparation for the next patch. Signed-off-by: Karsten Blees Signed-off-by: Junio C Hamano --- dir.c | 144 +++++++++++++++++++++++++++++----------------------------- 1 file changed, 72 insertions(+), 72 deletions(-) diff --git a/dir.c b/dir.c index 46d127ca20..7d87c3c52b 100644 --- a/dir.c +++ b/dir.c @@ -578,78 +578,6 @@ void add_excludes_from_file(struct dir_struct *dir, const char *fname) die("cannot use %s as an exclude file", fname); } -/* - * Loads the per-directory exclude list for the substring of base - * which has a char length of baselen. - */ -static void prep_exclude(struct dir_struct *dir, const char *base, int baselen) -{ - struct exclude_list_group *group; - struct exclude_list *el; - struct exclude_stack *stk = NULL; - int current; - - if ((!dir->exclude_per_dir) || - (baselen + strlen(dir->exclude_per_dir) >= PATH_MAX)) - return; /* too long a path -- ignore */ - - group = &dir->exclude_list_group[EXC_DIRS]; - - /* Pop the exclude lists from the EXCL_DIRS exclude_list_group - * which originate from directories not in the prefix of the - * path being checked. */ - while ((stk = dir->exclude_stack) != NULL) { - if (stk->baselen <= baselen && - !strncmp(dir->basebuf, base, stk->baselen)) - break; - el = &group->el[dir->exclude_stack->exclude_ix]; - dir->exclude_stack = stk->prev; - free((char *)el->src); /* see strdup() below */ - clear_exclude_list(el); - free(stk); - group->nr--; - } - - /* Read from the parent directories and push them down. */ - current = stk ? stk->baselen : -1; - while (current < baselen) { - struct exclude_stack *stk = xcalloc(1, sizeof(*stk)); - const char *cp; - - if (current < 0) { - cp = base; - current = 0; - } - else { - cp = strchr(base + current + 1, '/'); - if (!cp) - die("oops in prep_exclude"); - cp++; - } - stk->prev = dir->exclude_stack; - stk->baselen = cp - base; - memcpy(dir->basebuf + current, base + current, - stk->baselen - current); - strcpy(dir->basebuf + stk->baselen, dir->exclude_per_dir); - /* - * dir->basebuf gets reused by the traversal, but we - * need fname to remain unchanged to ensure the src - * member of each struct exclude correctly - * back-references its source file. Other invocations - * of add_exclude_list provide stable strings, so we - * strdup() and free() here in the caller. - */ - el = add_exclude_list(dir, EXC_DIRS, strdup(dir->basebuf)); - stk->exclude_ix = group->nr - 1; - add_excludes_from_file_to_list(dir->basebuf, - dir->basebuf, stk->baselen, - el, 1); - dir->exclude_stack = stk; - current = stk->baselen; - } - dir->basebuf[baselen] = '\0'; -} - int match_basename(const char *basename, int basenamelen, const char *pattern, int prefix, int patternlen, int flags) @@ -815,6 +743,78 @@ static struct exclude *last_exclude_matching_from_lists(struct dir_struct *dir, return NULL; } +/* + * Loads the per-directory exclude list for the substring of base + * which has a char length of baselen. + */ +static void prep_exclude(struct dir_struct *dir, const char *base, int baselen) +{ + struct exclude_list_group *group; + struct exclude_list *el; + struct exclude_stack *stk = NULL; + int current; + + if ((!dir->exclude_per_dir) || + (baselen + strlen(dir->exclude_per_dir) >= PATH_MAX)) + return; /* too long a path -- ignore */ + + group = &dir->exclude_list_group[EXC_DIRS]; + + /* Pop the exclude lists from the EXCL_DIRS exclude_list_group + * which originate from directories not in the prefix of the + * path being checked. */ + while ((stk = dir->exclude_stack) != NULL) { + if (stk->baselen <= baselen && + !strncmp(dir->basebuf, base, stk->baselen)) + break; + el = &group->el[dir->exclude_stack->exclude_ix]; + dir->exclude_stack = stk->prev; + free((char *)el->src); /* see strdup() below */ + clear_exclude_list(el); + free(stk); + group->nr--; + } + + /* Read from the parent directories and push them down. */ + current = stk ? stk->baselen : -1; + while (current < baselen) { + struct exclude_stack *stk = xcalloc(1, sizeof(*stk)); + const char *cp; + + if (current < 0) { + cp = base; + current = 0; + } + else { + cp = strchr(base + current + 1, '/'); + if (!cp) + die("oops in prep_exclude"); + cp++; + } + stk->prev = dir->exclude_stack; + stk->baselen = cp - base; + memcpy(dir->basebuf + current, base + current, + stk->baselen - current); + strcpy(dir->basebuf + stk->baselen, dir->exclude_per_dir); + /* + * dir->basebuf gets reused by the traversal, but we + * need fname to remain unchanged to ensure the src + * member of each struct exclude correctly + * back-references its source file. Other invocations + * of add_exclude_list provide stable strings, so we + * strdup() and free() here in the caller. + */ + el = add_exclude_list(dir, EXC_DIRS, strdup(dir->basebuf)); + stk->exclude_ix = group->nr - 1; + add_excludes_from_file_to_list(dir->basebuf, + dir->basebuf, stk->baselen, + el, 1); + dir->exclude_stack = stk; + current = stk->baselen; + } + dir->basebuf[baselen] = '\0'; +} + /* * Loads the exclude lists for the directory containing pathname, then * scans all exclude lists to determine whether pathname is excluded. -- 2.39.2