From 171053d0b2df19cfc4f43dde7a2e1814380ca7d6 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Fri, 31 Jan 2020 15:10:26 +0100
Subject: Issue #1342 - Remove support for system linbpng

---
 old-configure.in | 45 ---------------------------------------------
 1 file changed, 45 deletions(-)

(limited to 'old-configure.in')

diff --git a/old-configure.in b/old-configure.in
index 530a704716..cc1b20feac 100644
--- a/old-configure.in
+++ b/old-configure.in
@@ -2092,51 +2092,6 @@ if test "${BZ2_DIR}" -a -d "${BZ2_DIR}" -a "$MOZ_SYSTEM_BZ2" = 1; then
     MOZ_BZ2_LIBS="-L${BZ2_DIR}/lib ${MOZ_BZ2_LIBS}"
 fi
 
-dnl ========================================================
-dnl system PNG Support
-dnl ========================================================
-MOZ_ARG_WITH_STRING(system-png,
-[  --with-system-png[=PFX]
-                          Use system libpng [installed at prefix PFX]],
-    PNG_DIR=$withval)
-
-_SAVE_CFLAGS=$CFLAGS
-_SAVE_LDFLAGS=$LDFLAGS
-_SAVE_LIBS=$LIBS
-if test -n "${PNG_DIR}" -a "${PNG_DIR}" != "yes"; then
-    CFLAGS="-I${PNG_DIR}/include $CFLAGS"
-    LDFLAGS="-L${PNG_DIR}/lib $LDFLAGS"
-fi
-if test -z "$PNG_DIR" -o "$PNG_DIR" = no; then
-    MOZ_SYSTEM_PNG=
-else
-    AC_CHECK_LIB(png, png_get_valid, [MOZ_SYSTEM_PNG=1 MOZ_PNG_LIBS="-lpng"],
-                 AC_MSG_ERROR([--with-system-png requested but no working libpng found]))
-    AC_CHECK_LIB(png, png_get_acTL, ,
-                 AC_MSG_ERROR([--with-system-png won't work because the system's libpng doesn't have APNG support]))
-fi
-if test "$MOZ_SYSTEM_PNG" = 1; then
-    AC_TRY_COMPILE([ #include <stdio.h>
-                     #include <sys/types.h>
-                     #include <png.h> ],
-                   [ #if PNG_LIBPNG_VER < $MOZPNG
-                     #error "Insufficient libpng version ($MOZPNG required)."
-                     #endif
-                     #ifndef PNG_UINT_31_MAX
-                     #error "Insufficient libpng version."
-                     #endif ],
-                   MOZ_SYSTEM_PNG=1,
-                   AC_MSG_ERROR([--with-system-png requested but no working libpng found]))
-fi
-CFLAGS=$_SAVE_CFLAGS
-LDFLAGS=$_SAVE_LDFLAGS
-LIBS=$_SAVE_LIBS
-
-if test "${PNG_DIR}" -a -d "${PNG_DIR}" -a "$MOZ_SYSTEM_PNG" = 1; then
-    MOZ_PNG_CFLAGS="-I${PNG_DIR}/include"
-    MOZ_PNG_LIBS="-L${PNG_DIR}/lib ${MOZ_PNG_LIBS}"
-fi
-
 fi # SKIP_LIBRARY_CHECKS
 
 dnl ========================================================
-- 
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