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ui-shared.c: fix segfault when repo is empty

Telusuri Sumber 
PATH_INFO="/$REPONAME/commit/?id=1" QUERY_STRING="id=1" ./cgit.cgi
triggers segfault when the repository is empty and therefore
ctx.qry.head is unset

Signed-off-by: Florian Pritz <bluewind@xssn.at>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
This commit is contained in:
Florian Pritz 2010-02-01 17:55:37 +01:00 committed by Lars Hjemli
orang tua c86e206a97
melakukan 8d946079c5
1 mengubah file dengan 2 tambahan dan 2 penghapusan
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4
ui-shared.c
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@ -246,7 +246,7 @@ static void reporevlink(char *page, char *name, char *title, char *class,
char *delim;
delim = repolink(title, class, page, head, path);
if (rev && strcmp(rev, ctx.qry.head)) {
if (rev && ctx.qry.head != NULL && strcmp(rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(rev);
@ -346,7 +346,7 @@ void cgit_diff_link(char *name, char *title, char *class, char *head,
char *delim;
delim = repolink(title, class, "diff", head, path);
if (new_rev && strcmp(new_rev, ctx.qry.head)) {
if (new_rev && ctx.qry.head != NULL && strcmp(new_rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(new_rev);