80 lines
2.1 KiB
Plaintext
80 lines
2.1 KiB
Plaintext
# -*- Autoconf -*-
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# Process this file with autoconf to produce a configure script.
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AC_PREREQ([2.69])
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AC_INIT([hvif-light], [0.0.1], [commits@schurr.at])
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AC_CONFIG_MACRO_DIR(m4)
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AM_INIT_AUTOMAKE([subdir-objects foreign 1.13])
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AM_SILENT_RULES([yes])
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AC_CONFIG_SRCDIR([src/hvif-light.h])
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AC_CONFIG_HEADERS([src/config.h])
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# Checks C compiler (with empty default flags).
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: ${CFLAGS=""}
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AC_PROG_CC
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AX_CHECK_COMPILE_FLAG([-std=c11],
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[ CFLAGS+=" -std=c11" ],
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[ AC_MSG_ERROR([C compiler doesn't support C11 mode])] )
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# TODO: Update checks once we have code
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# Checks for header files.
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AC_CHECK_HEADERS([limits.h stddef.h stdint.h stdlib.h string.h sys/time.h unistd.h])
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# Checks for typedefs, structures, and compiler characteristics.
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AC_CHECK_HEADER_STDBOOL
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AC_C_INLINE
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AC_TYPE_INT32_T
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AC_TYPE_SIZE_T
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AC_TYPE_UINT32_T
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# Checks for library functions.
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AC_FUNC_MALLOC
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AC_FUNC_REALLOC
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AC_CHECK_FUNCS([memmove memset mkdir pow strchr strdup strstr strtol])
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# User defined options: debug, lto
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AC_ARG_ENABLE([debug],
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[AS_HELP_STRING([--enable-debug],[compile with debug options])],
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[debug=${enableval}], [debug=no])
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AC_ARG_ENABLE([lto],
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[AS_HELP_STRING([--disable-lto], [disable link time optimization])],
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[lto=${enableval}], [lto=yes])
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AC_MSG_NOTICE([Setting up compiler flags])
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CFLAGS+=" -Wall -Wpedantic -Wextra"
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if test x$debug = xyes; then
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CFLAGS+=" -O0"
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CFLAGS+=" -g -g3 -gdwarf-2"
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CFLAGS+=" -ftrapv"
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CPPFLAGS+="-DDEBUG"
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YFLAGS+=" --debug -v"
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lto=no
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else
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CFLAGS+=" -O3"
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CPPFLAGS+=" -DNDEBUG"
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CFLAGS+=" -fomit-frame-pointer"
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AX_CHECK_COMPILE_FLAG([-finline-limit=1000000 ],
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[ CFLAGS+=" -finline-limit=1000000" ])
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fi
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if test x$lto = xyes; then
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AX_CHECK_COMPILE_FLAG([-flto],
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[ CFLAGS+=" -flto" ],
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[ AC_MSG_WARN([C compiler doesn't support link time optimization])] )
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fi
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AC_CONFIG_FILES([Makefile src/Makefile])
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AC_OUTPUT
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AS_ECHO("")
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AS_ECHO("")
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AS_ECHO("Configuration summary")
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AS_ECHO("CC = $CC")
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AS_ECHO("CFLAGS = $CFLAGS")
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AS_ECHO("CPPLAGS = $CPPFLAGS")
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AS_ECHO("YFLAGS = $YFLAGS")
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AS_ECHO("LFLAGS = $LFLAGS")
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