libpng: fix compilation with ccache 12729/head
authorRosen Penev <rosenp@gmail.com>
Sun, 5 Jul 2020 21:41:40 +0000 (14:41 -0700)
committerRosen Penev <rosenp@gmail.com>
Sun, 5 Jul 2020 22:38:07 +0000 (15:38 -0700)
commit7a01a09fe70dec20ea439ed3639e327a03e54d68
treea0063b92fccbe7751beacb37259a1eebc9ca53df
parentda5f8669e6b149029fc368325f3dcfee947e25a7
libpng: fix compilation with ccache

It seems an extra CMake variable is needed for one of the scripts.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
libs/libpng/Makefile
libs/libpng/patches/200-ccache.patch [new file with mode: 0644]