Update configure.ac

justin-marian · May 22, 2024 · e736686 · e736686
1 parent ec85444
commit e736686
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/configure.ac b/configure.ac
@@ -3,5 +3,17 @@ AC_INIT([casamonitor], [1.0], [[email protected]])
 AM_INIT_AUTOMAKE([foreign])
 AC_PROG_CC
 AC_PROG_CXX
+
+# Check for avr-gcc and avr-g++
+AC_CHECK_TOOL([AVR_CC], [avr-gcc])
+AC_CHECK_TOOL([AVR_CXX], [avr-g++])
+
+# Set environment variables for AVR
+AC_SUBST([CC], [$AVR_CC])
+AC_SUBST([CXX], [$AVR_CXX])
+AC_SUBST([CFLAGS], ['-mmcu=atmega328p -Os'])
+AC_SUBST([CXXFLAGS], ['-mmcu=atmega328p -Os'])
+AC_SUBST([LDFLAGS], ['-mmcu=atmega328p'])
+
 AC_CONFIG_FILES([Makefile include/Makefile src/Makefile])
 AC_OUTPUT