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win32: Don't crash when installed in a top-level directory

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Avoid NULL-pointer dereference when package installation directory
doesn't contain any slashes.

Reported by Paweł Forysiuk.
This commit is contained in:
Kalev Lember 2012-02-09 15:12:22 +02:00
parent fed1cfb122
commit b21dd67d60
1 changed files with 2 additions and 1 deletions
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3
gtk/gtkwin32.c
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@ -59,7 +59,8 @@ _gtk_get_libdir (void)
{
gchar *root = g_win32_get_package_installation_directory_of_module (gtk_dll);
gchar *slash = strrchr (root, '\\');
if (g_ascii_strcasecmp (slash + 1, ".libs") == 0)
if (slash != NULL &&
g_ascii_strcasecmp (slash + 1, ".libs") == 0)
gtk_libdir = GTK_LIBDIR;
else
gtk_libdir = g_build_filename (root, "lib", NULL);