mirror of https://git.ffmpeg.org/ffmpeg.git
build: Define __printf__ to __gnu_printf__ on MinGW*/gcc
This is necessary to avoid GCC assuming MS style printf arguments.
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6d3ea1957f
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@ -3401,6 +3401,7 @@ esac
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probe_libc(){
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probe_libc(){
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pfx=$1
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pfx=$1
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pfx_no_=${pfx%_}
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# uclibc defines __GLIBC__, so it needs to be checked before glibc.
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# uclibc defines __GLIBC__, so it needs to be checked before glibc.
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if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
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if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then
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eval ${pfx}libc_type=uclibc
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eval ${pfx}libc_type=uclibc
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@ -3416,6 +3417,8 @@ probe_libc(){
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elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
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elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
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eval ${pfx}libc_type=mingw64
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eval ${pfx}libc_type=mingw64
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add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
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add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
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eval test \$${pfx_no_}cc_type = "gcc" &&
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add_${pfx}cppflags -D__printf__=__gnu_printf__
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elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
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elif check_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
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check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
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check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
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eval ${pfx}libc_type=mingw32
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eval ${pfx}libc_type=mingw32
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@ -3423,6 +3426,8 @@ probe_libc(){
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(__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
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(__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
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die "ERROR: MinGW32 runtime version must be >= 3.15."
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die "ERROR: MinGW32 runtime version must be >= 3.15."
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add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
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add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
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eval test \$${pfx_no_}cc_type = "gcc" &&
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add_${pfx}cppflags -D__printf__=__gnu_printf__
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elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
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elif check_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
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eval ${pfx}libc_type=msvcrt
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eval ${pfx}libc_type=msvcrt
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# The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
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# The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
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