Remove git submodules that will be loaded through conan

.gitmodules

@@ -1,54 +1,30 @@
 [submodule "inih"]
     path = externals/inih/inih
     url = https://github.com/svn2github/inih
-[submodule "boost"]
-    path = externals/boost
-    url = https://github.com/yuzu-emu/ext-boost.git
-[submodule "catch"]
-    path = externals/catch
-    url = https://github.com/philsquared/Catch.git
 [submodule "cubeb"]
     path = externals/cubeb
     url = https://github.com/kinetiknz/cubeb.git
 [submodule "dynarmic"]
     path = externals/dynarmic
     url = https://github.com/MerryMage/dynarmic.git
-[submodule "fmt"]
-    path = externals/fmt
-    url = https://github.com/fmtlib/fmt.git
-[submodule "lz4"]
-    path = externals/lz4
-    url = https://github.com/lz4/lz4.git
 [submodule "unicorn"]
     path = externals/unicorn
     url = https://github.com/yuzu-emu/unicorn
-[submodule "mbedtls"]
-    path = externals/mbedtls
-    url = https://github.com/DarkLordZach/mbedtls
-[submodule "opus"]
-    path = externals/opus/opus
-    url = https://github.com/xiph/opus.git
 [submodule "soundtouch"]
     path = externals/soundtouch
     url = https://github.com/citra-emu/ext-soundtouch.git
-[submodule "libressl"]
-    path = externals/libressl
-    url = https://github.com/citra-emu/ext-libressl-portable.git
 [submodule "discord-rpc"]
     path = externals/discord-rpc
     url = https://github.com/discordapp/discord-rpc.git
 [submodule "Vulkan-Headers"]
     path = externals/Vulkan-Headers
     url = https://github.com/KhronosGroup/Vulkan-Headers.git
-[submodule "externals/zstd"]
-    path = externals/zstd
-    url = https://github.com/facebook/zstd
 [submodule "sirit"]
     path = externals/sirit
     url = https://github.com/ReinUsesLisp/sirit
+[submodule "mbedtls"]
+    path = externals/mbedtls
+    url = https://github.com/DarkLordZach/mbedtls
 [submodule "libzip"]
     path = externals/libzip/libzip
     url = https://github.com/nih-at/libzip.git
-[submodule "zlib"]
-    path = externals/zlib/zlib
-    url = https://github.com/madler/zlib.git

externals/opus/CMakeLists.txt

@@ -1,254 +0,0 @@
-cmake_minimum_required(VERSION 3.8)
-
-project(opus)
-
-option(OPUS_STACK_PROTECTOR "Use stack protection" OFF)
-option(OPUS_USE_ALLOCA "Use alloca for stack arrays (on non-C99 compilers)" OFF)
-option(OPUS_CUSTOM_MODES "Enable non-Opus modes, e.g. 44.1 kHz & 2^n frames" OFF)
-option(OPUS_FIXED_POINT "Compile as fixed-point (for machines without a fast enough FPU)" OFF)
-option(OPUS_ENABLE_FLOAT_API "Compile with the floating point API (for machines with float library" ON)
-
-include(opus/opus_functions.cmake)
-
-if(OPUS_STACK_PROTECTOR)
-    if(NOT MSVC) # GC on by default on MSVC
-        check_and_set_flag(STACK_PROTECTION_STRONG -fstack-protector-strong)
-    endif()
-else()
-    if(MSVC)
-        check_and_set_flag(BUFFER_SECURITY_CHECK /GS-)
-    endif()
-endif()
-
-add_library(opus STATIC
-    # CELT sources
-    opus/celt/bands.c
-    opus/celt/celt.c
-    opus/celt/celt_decoder.c
-    opus/celt/celt_encoder.c
-    opus/celt/celt_lpc.c
-    opus/celt/cwrs.c
-    opus/celt/entcode.c
-    opus/celt/entdec.c
-    opus/celt/entenc.c
-    opus/celt/kiss_fft.c
-    opus/celt/laplace.c
-    opus/celt/mathops.c
-    opus/celt/mdct.c
-    opus/celt/modes.c
-    opus/celt/pitch.c
-    opus/celt/quant_bands.c
-    opus/celt/rate.c
-    opus/celt/vq.c
-
-    # SILK sources
-    opus/silk/A2NLSF.c
-    opus/silk/CNG.c
-    opus/silk/HP_variable_cutoff.c
-    opus/silk/LPC_analysis_filter.c
-    opus/silk/LPC_fit.c
-    opus/silk/LPC_inv_pred_gain.c
-    opus/silk/LP_variable_cutoff.c
-    opus/silk/NLSF2A.c
-    opus/silk/NLSF_VQ.c
-    opus/silk/NLSF_VQ_weights_laroia.c
-    opus/silk/NLSF_decode.c
-    opus/silk/NLSF_del_dec_quant.c
-    opus/silk/NLSF_encode.c
-    opus/silk/NLSF_stabilize.c
-    opus/silk/NLSF_unpack.c
-    opus/silk/NSQ.c
-    opus/silk/NSQ_del_dec.c
-    opus/silk/PLC.c
-    opus/silk/VAD.c
-    opus/silk/VQ_WMat_EC.c
-    opus/silk/ana_filt_bank_1.c
-    opus/silk/biquad_alt.c
-    opus/silk/bwexpander.c
-    opus/silk/bwexpander_32.c
-    opus/silk/check_control_input.c
-    opus/silk/code_signs.c
-    opus/silk/control_SNR.c
-    opus/silk/control_audio_bandwidth.c
-    opus/silk/control_codec.c
-    opus/silk/dec_API.c
-    opus/silk/decode_core.c
-    opus/silk/decode_frame.c
-    opus/silk/decode_indices.c
-    opus/silk/decode_parameters.c
-    opus/silk/decode_pitch.c
-    opus/silk/decode_pulses.c
-    opus/silk/decoder_set_fs.c
-    opus/silk/enc_API.c
-    opus/silk/encode_indices.c
-    opus/silk/encode_pulses.c
-    opus/silk/gain_quant.c
-    opus/silk/init_decoder.c
-    opus/silk/init_encoder.c
-    opus/silk/inner_prod_aligned.c
-    opus/silk/interpolate.c
-    opus/silk/lin2log.c
-    opus/silk/log2lin.c
-    opus/silk/pitch_est_tables.c
-    opus/silk/process_NLSFs.c
-    opus/silk/quant_LTP_gains.c
-    opus/silk/resampler.c
-    opus/silk/resampler_down2.c
-    opus/silk/resampler_down2_3.c
-    opus/silk/resampler_private_AR2.c
-    opus/silk/resampler_private_IIR_FIR.c
-    opus/silk/resampler_private_down_FIR.c
-    opus/silk/resampler_private_up2_HQ.c
-    opus/silk/resampler_rom.c
-    opus/silk/shell_coder.c
-    opus/silk/sigm_Q15.c
-    opus/silk/sort.c
-    opus/silk/stereo_LR_to_MS.c
-    opus/silk/stereo_MS_to_LR.c
-    opus/silk/stereo_decode_pred.c
-    opus/silk/stereo_encode_pred.c
-    opus/silk/stereo_find_predictor.c
-    opus/silk/stereo_quant_pred.c
-    opus/silk/sum_sqr_shift.c
-    opus/silk/table_LSF_cos.c
-    opus/silk/tables_LTP.c
-    opus/silk/tables_NLSF_CB_NB_MB.c
-    opus/silk/tables_NLSF_CB_WB.c
-    opus/silk/tables_gain.c
-    opus/silk/tables_other.c
-    opus/silk/tables_pitch_lag.c
-    opus/silk/tables_pulses_per_block.c
-
-    # Opus sources
-    opus/src/analysis.c
-    opus/src/mapping_matrix.c
-    opus/src/mlp.c
-    opus/src/mlp_data.c
-    opus/src/opus.c
-    opus/src/opus_decoder.c
-    opus/src/opus_encoder.c
-    opus/src/opus_multistream.c
-    opus/src/opus_multistream_decoder.c
-    opus/src/opus_multistream_encoder.c
-    opus/src/opus_projection_decoder.c
-    opus/src/opus_projection_encoder.c
-    opus/src/repacketizer.c
-)
-
-if (DEBUG)
-    target_sources(opus PRIVATE opus/silk/debug.c)
-endif()
-
-if (OPUS_FIXED_POINT)
-    target_sources(opus PRIVATE
-        opus/silk/fixed/LTP_analysis_filter_FIX.c
-        opus/silk/fixed/LTP_scale_ctrl_FIX.c
-        opus/silk/fixed/apply_sine_window_FIX.c
-        opus/silk/fixed/autocorr_FIX.c
-        opus/silk/fixed/burg_modified_FIX.c
-        opus/silk/fixed/corrMatrix_FIX.c
-        opus/silk/fixed/encode_frame_FIX.c
-        opus/silk/fixed/find_LPC_FIX.c
-        opus/silk/fixed/find_LTP_FIX.c
-        opus/silk/fixed/find_pitch_lags_FIX.c
-        opus/silk/fixed/find_pred_coefs_FIX.c
-        opus/silk/fixed/k2a_FIX.c
-        opus/silk/fixed/k2a_Q16_FIX.c
-        opus/silk/fixed/noise_shape_analysis_FIX.c
-        opus/silk/fixed/pitch_analysis_core_FIX.c
-        opus/silk/fixed/prefilter_FIX.c
-        opus/silk/fixed/process_gains_FIX.c
-        opus/silk/fixed/regularize_correlations_FIX.c
-        opus/silk/fixed/residual_energy16_FIX.c
-        opus/silk/fixed/residual_energy_FIX.c
-        opus/silk/fixed/schur64_FIX.c
-        opus/silk/fixed/schur_FIX.c
-        opus/silk/fixed/solve_LS_FIX.c
-        opus/silk/fixed/vector_ops_FIX.c
-        opus/silk/fixed/warped_autocorrelation_FIX.c
-    )
-else()
-    target_sources(opus PRIVATE
-        opus/silk/float/LPC_analysis_filter_FLP.c
-        opus/silk/float/LPC_inv_pred_gain_FLP.c
-        opus/silk/float/LTP_analysis_filter_FLP.c
-        opus/silk/float/LTP_scale_ctrl_FLP.c
-        opus/silk/float/apply_sine_window_FLP.c
-        opus/silk/float/autocorrelation_FLP.c
-        opus/silk/float/burg_modified_FLP.c
-        opus/silk/float/bwexpander_FLP.c
-        opus/silk/float/corrMatrix_FLP.c
-        opus/silk/float/encode_frame_FLP.c
-        opus/silk/float/energy_FLP.c
-        opus/silk/float/find_LPC_FLP.c
-        opus/silk/float/find_LTP_FLP.c
-        opus/silk/float/find_pitch_lags_FLP.c
-        opus/silk/float/find_pred_coefs_FLP.c
-        opus/silk/float/inner_product_FLP.c
-        opus/silk/float/k2a_FLP.c
-        opus/silk/float/noise_shape_analysis_FLP.c
-        opus/silk/float/pitch_analysis_core_FLP.c
-        opus/silk/float/process_gains_FLP.c
-        opus/silk/float/regularize_correlations_FLP.c
-        opus/silk/float/residual_energy_FLP.c
-        opus/silk/float/scale_copy_vector_FLP.c
-        opus/silk/float/scale_vector_FLP.c
-        opus/silk/float/schur_FLP.c
-        opus/silk/float/sort_FLP.c
-        opus/silk/float/warped_autocorrelation_FLP.c
-        opus/silk/float/wrappers_FLP.c
-    )
-endif()
-
-target_compile_definitions(opus PRIVATE OPUS_BUILD ENABLE_HARDENING)
-
-if(NOT MSVC)
-    if(MINGW)
-        target_compile_definitions(opus PRIVATE _FORTIFY_SOURCE=0)
-    else()
-        target_compile_definitions(opus PRIVATE _FORTIFY_SOURCE=2)
-    endif()
-endif()
-
-# It is strongly recommended to uncomment one of these VAR_ARRAYS: Use C99
-# variable-length arrays for stack allocation USE_ALLOCA: Use alloca() for stack
-# allocation If none is defined, then the fallback is a non-threadsafe global
-# array
-if(OPUS_USE_ALLOCA OR MSVC)
-    target_compile_definitions(opus PRIVATE USE_ALLOCA)
-else()
-    target_compile_definitions(opus PRIVATE VAR_ARRAYS)
-endif()
-
-if(OPUS_CUSTOM_MODES)
-    target_compile_definitions(opus PRIVATE CUSTOM_MODES)
-endif()
-
-if(NOT OPUS_ENABLE_FLOAT_API)
-    target_compile_definitions(opus PRIVATE DISABLE_FLOAT_API)
-endif()
-
-target_compile_definitions(opus
-PUBLIC
-    -DOPUS_VERSION="\\"1.3.1\\""
-
-PRIVATE
-    # Use C99 intrinsics to speed up float-to-int conversion
-    HAVE_LRINTF
-)
-
-if (FIXED_POINT)
-    target_compile_definitions(opus PRIVATE -DFIXED_POINT=1 -DDISABLE_FLOAT_API)
-endif()
-
-target_include_directories(opus
-PUBLIC
-    opus/include
-
-PRIVATE
-    opus/celt
-    opus/silk
-    opus/silk/fixed
-    opus/silk/float
-    opus/src
-)

externals/zlib/CMakeLists.txt

@@ -1,81 +0,0 @@
-project(zlib C)
-
-include(CheckTypeSize)
-include(CheckFunctionExists)
-include(CheckIncludeFile)
-
-check_include_file(sys/types.h HAVE_SYS_TYPES_H)
-check_include_file(stdint.h    HAVE_STDINT_H)
-check_include_file(stddef.h    HAVE_STDDEF_H)
-
-# Check to see if we have large file support
-set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1)
-# We add these other definitions here because CheckTypeSize.cmake
-# in CMake 2.4.x does not automatically do so and we want
-# compatibility with CMake 2.4.x.
-if(HAVE_SYS_TYPES_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_SYS_TYPES_H)
-endif()
-if(HAVE_STDINT_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDINT_H)
-endif()
-if(HAVE_STDDEF_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDDEF_H)
-endif()
-check_type_size(off64_t OFF64_T)
-if(HAVE_OFF64_T)
-   add_definitions(-D_LARGEFILE64_SOURCE=1)
-endif()
-set(CMAKE_REQUIRED_DEFINITIONS) # clear variable
-
-# Check for fseeko
-check_function_exists(fseeko HAVE_FSEEKO)
-if(NOT HAVE_FSEEKO)
-    add_definitions(-DNO_FSEEKO)
-endif()
-
-# Check for unistd.h
-check_include_file(unistd.h HAVE_UNISTD_H)
-if(HAVE_UNISTD_H)
-    add_definitions(-DHAVE_UNISTD_H)
-endif()
-
-if(MSVC)
-    add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
-    add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE)
-endif()
-
-add_library(z STATIC
-    zlib/adler32.c
-    zlib/compress.c
-    zlib/crc32.c
-    zlib/crc32.h
-    zlib/deflate.c
-    zlib/deflate.h
-    zlib/gzclose.c
-    zlib/gzguts.h
-    zlib/gzlib.c
-    zlib/gzread.c
-    zlib/gzwrite.c
-    zlib/inffast.h
-    zlib/inffixed.h
-    zlib/inflate.c
-    zlib/inflate.h
-    zlib/infback.c
-    zlib/inftrees.c
-    zlib/inftrees.h
-    zlib/inffast.c
-    zlib/trees.c
-    zlib/trees.h
-    zlib/uncompr.c
-    zlib/zconf.h
-    zlib/zlib.h
-    zlib/zutil.c
-    zlib/zutil.h
-)
-add_library(ZLIB::ZLIB ALIAS z)
-
-target_include_directories(z
-PUBLIC
-    zlib/
-)