Meteomatics C Client

A lightweight C client for interacting with the Meteomatics Weather API. This client fetches weather data including temperature, precipitation, and wind speed for specified locations.

Prerequisites

You'll need to install the following libraries:

# For Debian/Ubuntu
sudo apt-get update
sudo apt-get install libcurl4-openssl-dev
sudo apt-get install libjansson-dev

# For Fedora
sudo dnf install libcurl-devel
sudo dnf install jansson-devel

Environment Setup

Add these environment variables to your ~/.bashrc or ~/.zshrc:

export METEOMATICS_USERNAME="your_username"
export METEOMATICS_PASSWORD="your_password"

Don't forget to source your shell configuration after adding the variables:

source ~/.bashrc  # or source ~/.zshrc

Building

make

Running

./main

Features

• Fetches weather data including:
  • Temperature (2m above ground in Celsius)
  • Precipitation (1-hour in mm)
  • Wind speed (10m above ground in m/s)
• Secure credential management via environment variables
• Robust error handling and memory management
• JSON response processing with sensitive data filtering

Default Configuration

• Location: San Francisco (37.7749,-122.4194)
• Time: 2024-10-23T00:00:00Z
• Format: JSON

Cleanup

make clean