Revert "lavu: add snprintf(), vsnprint() and strtod() replacements fo…

…r MS runtime."

This reverts commit ba53720.
A better implementation has been commited by the same author to qatar

Conflicts:

	configure

Found-by: jamal <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -1054,11 +1054,6 @@ cp_if_changed(){
     cp -f "$1" "$2"
 }
 
-force_include(){
-    flag=$(eval printf '%s%s\\n' '$FORCE_INC' $1)
-    append CFLAGS "$flag"
-}
-
 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
 # system-dependent things.
 
@@ -1268,7 +1263,6 @@ HAVE_LIST="
     asm_types_h
     attribute_may_alias
     attribute_packed
-    broken_strtod
     cbrtf
     clock_gettime
     closesocket
@@ -1355,7 +1349,6 @@ HAVE_LIST="
     setrlimit
     Sleep
     sndio_h
-    snprintf
     socklen_t
     soundcard_h
     strerror_r
@@ -2089,7 +2082,6 @@ CC_O='-o $@'
 CXX_C='-c'
 CXX_O='-o $@'
 LD_O='-o $@'
-FORCE_INC="-include"
 LD_LIB='-l%'
 LD_PATH='-L'
 HOSTCC_C='-c'
@@ -3438,7 +3430,6 @@ check_func  mmap
 check_func  ${malloc_prefix}posix_memalign      && enable posix_memalign
 check_func_headers malloc.h _aligned_malloc     && enable aligned_malloc
 check_func  setrlimit
-check_func  snprintf
 check_func  strerror_r
 check_func  sched_getaffinity
 check_func  sysconf
@@ -3458,15 +3449,6 @@ check_func_headers windows.h Sleep
 check_func_headers windows.h VirtualAlloc
 check_func_headers glob.h glob
 
-# Check for MSVCRT; it has a broken strtod() that can't parse some input.
-# Use old dos symbol to detect it. If we are on mingw, it already provides
-# its own replacement and we don't need to redo that.
-if check_func _get_doserrno; then
-    if test $target_os != mingw32; then
-        enable broken_strtod
-    fi
-fi
-
 check_header dlfcn.h
 check_header dxva.h
 check_header dxva2api.h -D_WIN32_WINNT=0x0600
@@ -3838,14 +3820,6 @@ elif enabled pathscale; then
     add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
 fi
 
-# If a missing snprintf/broken strtod is detected, force-include headers
-# that override prototypes and define it to a prefixed one implemented in
-# libavutil. We do this at the end since -I flags aren't set in configure,
-# and any additional check_cflags() beyond here will thus fail (because
-# it can't find these files, because the -I$(srcdir) wasn't set).
-enabled snprintf || force_include compat/snprintf.h
-enabled broken_strtod && force_include compat/strtod.h
-
 enabled_any $THREADS_LIST      && enable threads
 
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }

libavutil/Makefile

@@ -94,9 +94,6 @@ OBJS = adler32.o                                                        \
        utils.o                                                          \
        xtea.o                                                           \
 
-OBJS-$(!HAVE_SNPRINTF) += ../compat/snprintf.o
-OBJS-$(HAVE_BROKEN_STRTOD) += ../compat/strtod.o
-
 TESTPROGS = adler32                                                     \
             aes                                                         \
             avstring                                                    \