30a09fdee6
Primera version. Cinco motores (projectM, Butterchurn, Hydra, Shaders GLSL y mezclador VJ con camara y video), panel de control web, deteccion de BPM propia, pantalla de conexion con codigo QR, instalador robusto para Raspberry Pi 4 y 5 y documentacion completa en docs/. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
71 lines
2.5 KiB
Bash
Executable file
71 lines
2.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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# ===========================================================================
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# FOSFENO :: lib.sh - funciones comunes para los scripts de instalacion
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# Se carga con: source "$(dirname "$0")/scripts/lib.sh"
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# ===========================================================================
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# --- Colores (se desactivan si la salida no es un terminal) ----------------
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if [ -t 1 ]; then
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C_RED=$'\e[31m'; C_GRN=$'\e[32m'; C_YEL=$'\e[33m'
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C_CYA=$'\e[36m'; C_BLD=$'\e[1m'; C_RST=$'\e[0m'
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else
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C_RED=''; C_GRN=''; C_YEL=''; C_CYA=''; C_BLD=''; C_RST=''
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fi
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# --- Logging ----------------------------------------------------------------
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log_step() { printf '\n%s==> %s%s\n' "$C_CYA$C_BLD" "$*" "$C_RST"; }
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log_ok() { printf ' %s[ OK ]%s %s\n' "$C_GRN" "$C_RST" "$*"; }
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log_warn() { printf ' %s[ !! ]%s %s\n' "$C_YEL" "$C_RST" "$*"; }
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log_fail() { printf ' %s[ XX ]%s %s\n' "$C_RED" "$C_RST" "$*"; }
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log_info() { printf ' %s-%s %s\n' "$C_CYA" "$C_RST" "$*"; }
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# Contador global de errores no fatales
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FOSFENO_WARNINGS=0
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warn() { log_warn "$*"; FOSFENO_WARNINGS=$((FOSFENO_WARNINGS + 1)); }
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# --- Versiones --------------------------------------------------------------
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# ver_of "salida cualquiera v1.2.3 bla" -> "1.2.3"
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ver_of() { printf '%s' "$1" | grep -oE '[0-9]+(\.[0-9]+){1,2}' | head -n1; }
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# ver_ge "1.2.3" "1.2.0" -> exit 0 si $1 >= $2
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ver_ge() {
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[ "$1" = "$2" ] && return 0
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local menor
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menor=$(printf '%s\n%s\n' "$1" "$2" | sort -V | head -n1)
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[ "$menor" = "$2" ]
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}
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# require_version <nombre> <comando --version> <version_minima>
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# Comprueba que un comando existe y cumple la version minima.
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require_version() {
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local nombre="$1" cmd="$2" minima="$3" salida actual
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if ! command -v "${cmd%% *}" >/dev/null 2>&1; then
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log_fail "$nombre no esta instalado"
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return 1
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fi
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salida=$($cmd 2>&1 | head -n3)
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actual=$(ver_of "$salida")
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if [ -z "$actual" ]; then
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warn "$nombre instalado pero no se pudo leer la version"
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return 0
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fi
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if ver_ge "$actual" "$minima"; then
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log_ok "$nombre $actual (minimo $minima)"
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return 0
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else
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log_fail "$nombre $actual es anterior al minimo requerido $minima"
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return 1
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fi
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}
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# --- Hardware ---------------------------------------------------------------
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pi_model() {
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if [ -r /proc/device-tree/model ]; then
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tr -d '\0' < /proc/device-tree/model
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else
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echo "desconocido"
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fi
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}
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# --- Utilidades -------------------------------------------------------------
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need_cmd() { command -v "$1" >/dev/null 2>&1; }
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