profile_script.sh

#!/bin/bash

#making this link so that we can cache the conan dir
mkdir -p /work/.conan2
ln -s /work/.conan2 "${HOME}"/.conan2

conan profile detect
cp "$HOME/.conan2/profiles/default" "$HOME/.conan2/profiles/build"

# Define the profile path
PROFILE_PATH="$HOME/.conan2/profiles/build"


CC_BASENAME=$(basename "${CC}")
#if no dashes in CC, then use the CMAKE_TOOLCHAIN_FILE method
if [[ $CC_BASENAME != *"-"*"-"* ]]; then
    echo "Using CMAKE_TOOLCHAIN_FILE method to set parameters"
    ARCH=$(cat $CMAKE_TOOLCHAIN_FILE | grep -oP 'CMAKE_SYSTEM_PROCESSOR \K\w+')
    OS=$(cat $CMAKE_TOOLCHAIN_FILE | grep -oP 'CMAKE_SYSTEM_NAME \K\w+')
else
    echo "Using CC method to set parameters"
    ARCH=$(echo ${CC_BASENAME} | cut -d '-' -f 1)
    OS=$(echo ${CC_BASENAME} | rev | cut -d '-' -f 3 | rev)
    OS=$(echo ${OS} | sed -e 's/\b\(.\)/\u\1/')
fi

#compiler is always the last part of the CC_BASENAME
COMPILER=$(echo "${CC_BASENAME}" | rev | cut -d '-' -f 1 | rev)

# allowed archs are ['x86', 'x86_64', 'ppc32be', 'ppc32', 'ppc64le', 'ppc64', 'armv4', 'armv4i', 'armv5el', 'armv5hf', 'armv6', 'armv7', 'armv7hf', 'armv7s', 'armv7k', 'armv8', 'armv8_32', 'armv8.3', 'arm64ec', 'sparc', 'sparcv9', 'mips', 'mips64', 'avr', 's390', 's390x', 'asm.js', 'wasm', 'sh4le', 'e2k-v2', 'e2k-v3', 'e2k-v4', 'e2k-v5', 'e2k-v6', 'e2k-v7', 'riscv64', 'riscv32', 'xtensalx6', 'xtensalx106', 'xtensalx7']

ARCH=$(echo ${ARCH} | sed -e 's/powerpc/ppc/' -e 's/i686/x86/' -e 's/i386/x86/' -e 's/aarch64/armv8/' -e 's/xtensa$/xtensalx7/' -e 's/armv5$/armv5el/') #not sure about extensa but worth a try


#Possible values are ['Windows', 'WindowsStore', 'WindowsCE', 'Linux', 'iOS', 'watchOS', 'tvOS', 'visionOS', 'Macos', 'Android', 'FreeBSD', 'SunOS', 'AIX', 'Arduino', 'Emscripten', 'Neutrino', 'baremetal', 'VxWorks']
OS=$(echo ${OS} | sed -e 's/Darwin/Macos/' -e 's/W64/Windows/')

# if there is a var ANDROID_API
if [ -n "${ANDROID_API}" ]; then
    OS="Android"
fi


echo "ARCH: $ARCH"
echo "OS: $OS"
echo "COMPILER: $COMPILER"



# If the architecture extraction fails, fall back to a default or exit
if [ -z "$ARCH" ]; then
    echo "Unable to determine architecture from CC variable."
    exit 1
fi

# Update the architecture in the Conan profile
sed -i "s/arch=.*\$/arch=$ARCH/" "$PROFILE_PATH"
sed -i "s/compiler=.*\$/compiler=$COMPILER/" "$PROFILE_PATH"
sed -i "s/os=.*\$/os=$OS/" "$PROFILE_PATH"

if [ -n "${ANDROID_API}" ]; then
    echo "Setting Android API level to $ANDROID_API"
    echo "os.api_level=$ANDROID_API" >> "$PROFILE_PATH"
elif [ "$OS" == "Android" ]; then
    echo "Setting Android API level to $ANDROID_API (default)"
    echo "os.api_level=21" >> "$PROFILE_PATH"
fi

if [ -n "${ANDROID_NDK}" ]; then
    echo "Setting Android NDK path to $ANDROID_NDK"
    echo "[conf]" >> "$PROFILE_PATH"
    echo "tools.android:ndk_path=$ANDROID_NDK" >> "$PROFILE_PATH"
    sudo mkdir -p $ANDROID_NDK/build/cmake
    sudo ln -s $ANDROID_NDK/Toolchain.cmake $ANDROID_NDK/build/cmake/android.toolchain.cmake
fi

# Update the [buildenv] section in the Conan profile
{
    echo "[buildenv]"
    echo "CC=${CC}"
    echo "CXX=${CXX:-${CC/gcc/g++}}"
    echo "LD=${LD:-${CC/gcc/ld}}"
} >> "$PROFILE_PATH"


SETTINGS_FILE="$HOME/.conan/settings.yml"
COMPILER_VERSION=$(grep -oP 'compiler.version=\K[^ ]+' "$HOME/.conan2/profiles/default")

#if compiler == gcc and version > 13.2, set version to 13.2 in both profiles
if [ "$COMPILER" == "gcc" ]; then
    if [ $(echo "$COMPILER_VERSION > 13.2" | bc -l) -eq 1 ]; then
        echo "Compiler version is greater than 13.2, setting version to 13.2"
        sed -i "s/compiler.version=.*\$/compiler.version=13.2/" "$PROFILE_PATH"
        sed -i "s/compiler.version=.*\$/compiler.version=13.2/" "$HOME/.conan2/profiles/default"
    fi
fi


if [ "$OS" == "Windows" ]; then
    #delete readline from conanfile.txt
    echo "Removing readline from conanfile.txt since it doesn't work on Windows."
    sed -i '/readline/d' conanfile.txt
fi

echo "Updated Conan profile at $PROFILE_PATH"