Generate Valgrind suppression file.

gen-supp.sh

#!/bin/bash

# Save Valgrind output to a temporary file
valgrind_output=$(mktemp)

# Run Valgrind and save its output to the temporary file
# Capture only standard error output
valgrind --leak-check=full --gen-suppressions=all "$@" 2> "$valgrind_output" 1>/dev/null

# Output the suppression entries to standard output
awk '
/^{/ {brace_count++}
brace_count > 0 {
    if ($0 ~ /<insert_a_suppression_name_here>/) {
        suppression_count++
        sub(/<insert_a_suppression_name_here>/, "my_suppression_" suppression_count)
    }
    print
}
/^}/ {brace_count--}
' "$valgrind_output"

# Delete the temporary file
rm "$valgrind_output"