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ui-plain.c: Use a context structure in walk_tree()

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Do not misuse global variables to save the context. Instead, use the
context pointer which was designed to share information between a
read_tree_fn and the caller.

Signed-off-by: Lukas Fleischer <cgit@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2013-03-03 17:27:54 +01:00 committed by Jason A. Donenfeld
parent a6317505ea
commit b1db30cd25
1 changed files with 20 additions and 13 deletions
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33
ui-plain.c
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@ -11,8 +11,10 @@
#include "html.h"
#include "ui-shared.h"
int match_baselen;
int match;
struct walk_tree_context {
int match_baselen;
int match;
};
static char *get_mimetype_from_file(const char *filename, const char *ext)
{
@ -166,18 +168,20 @@ static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
const char *pathname, unsigned mode, int stage,
void *cbdata)
{
if (baselen == match_baselen) {
struct walk_tree_context *walk_tree_ctx = cbdata;
if (baselen == walk_tree_ctx->match_baselen) {
if (S_ISREG(mode)) {
if (print_object(sha1, pathname))
match = 1;
walk_tree_ctx->match = 1;
} else if (S_ISDIR(mode)) {
print_dir(sha1, base, baselen, pathname);
match = 2;
walk_tree_ctx->match = 2;
return READ_TREE_RECURSIVE;
}
} else if (baselen > match_baselen) {
} else if (baselen > walk_tree_ctx->match_baselen) {
print_dir_entry(sha1, base, baselen, pathname, mode);
match = 2;
walk_tree_ctx->match = 2;
} else if (S_ISDIR(mode)) {
return READ_TREE_RECURSIVE;
}
@ -206,6 +210,9 @@ void cgit_print_plain(struct cgit_context *ctx)
.nr = 1,
.items = &path_items
};
struct walk_tree_context walk_tree_ctx = {
.match = 0
};
if (!rev)
rev = ctx->qry.head;
@ -221,15 +228,15 @@ void cgit_print_plain(struct cgit_context *ctx)
}
if (!path_items.match) {
path_items.match = "";
match_baselen = -1;
walk_tree_ctx.match_baselen = -1;
print_dir(commit->tree->object.sha1, "", 0, "");
match = 2;
walk_tree_ctx.match = 2;
}
else
match_baselen = basedir_len(path_items.match);
read_tree_recursive(commit->tree, "", 0, 0, &paths, walk_tree, NULL);
if (!match)
walk_tree_ctx.match_baselen = basedir_len(path_items.match);
read_tree_recursive(commit->tree, "", 0, 0, &paths, walk_tree, &walk_tree_ctx);
if (!walk_tree_ctx.match)
html_status(404, "Not found", 0);
else if (match == 2)
else if (walk_tree_ctx.match == 2)
print_dir_tail();
}