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| author | Mike Frysinger <vapier@gentoo.org> | 2021-01-17 14:45:25 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2021-04-02 23:31:14 -0400 |
| commit | c2783492b62faa62bc501ffdd18fa0b6aa8d64b6 (patch) | |
| tree | da47b05f876d4c9955dbcee8c91a91624807a1a9 /sim/m4/sim_ac_common.m4 | |
| parent | ca698bee0a391bcde5cb5e29fde5df86ba28a04a (diff) | |
| download | gdb-c2783492b62faa62bc501ffdd18fa0b6aa8d64b6.zip gdb-c2783492b62faa62bc501ffdd18fa0b6aa8d64b6.tar.gz gdb-c2783492b62faa62bc501ffdd18fa0b6aa8d64b6.tar.bz2 | |
sim: unify toolchain settings
The toplevel, common, and igen dirs all have their own code for
setting up toolchain settings. Unify all of that in a new macro.
Diffstat (limited to 'sim/m4/sim_ac_common.m4')
| -rw-r--r-- | sim/m4/sim_ac_common.m4 | 51 |
1 files changed, 2 insertions, 49 deletions
diff --git a/sim/m4/sim_ac_common.m4 b/sim/m4/sim_ac_common.m4 index f67c7f8..8cb45a8 100644 --- a/sim/m4/sim_ac_common.m4 +++ b/sim/m4/sim_ac_common.m4 @@ -20,56 +20,9 @@ dnl It is intended to be invoked last. dnl dnl See README-HACKING for more details. AC_DEFUN([SIM_AC_COMMON], -[ -AC_REQUIRE([AC_PROG_CC]) -AC_REQUIRE([AC_PROG_CPP]) +[dnl +SIM_AC_TOOLCHAIN AC_CONFIG_HEADERS([config.h:config.in]) -AC_CANONICAL_SYSTEM -AC_USE_SYSTEM_EXTENSIONS -AC_C_BIGENDIAN -AC_ARG_PROGRAM -AC_PROG_INSTALL - -dnl Setup toolchain settings for build-time tools.. -if test "x$cross_compiling" = "xno"; then - : "${CC_FOR_BUILD:=\$(CC)}" - : "${CFLAGS_FOR_BUILD:=\$(CFLAGS)}" -else - : "${CC_FOR_BUILD:=gcc}" - : "${CFLAGS_FOR_BUILD:=-g -O}" -fi -AC_SUBST(CC_FOR_BUILD) -AC_SUBST(CFLAGS_FOR_BUILD) - -AC_SUBST(CFLAGS) -AC_CHECK_TOOL(AR, ar) -AC_PROG_RANLIB - -# Require C11 or newer. Autoconf-2.70 provides ac_cv_prog_cc_c11 when using -# AC_PROG_CC, but we're still using Autoconf-2.69, and the newest it understands -# is C99. So handle it ourselves. -m4_version_prereq([2.70], [AC_MSG_ERROR([clean this up!])], [:]) -C_DIALECT= -AC_MSG_CHECKING([whether C11 is supported by default]) -AC_COMPILE_IFELSE([AC_LANG_SOURCE([ -#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L -# error "C11 support not found" -#endif -])], [AC_MSG_RESULT([yes])], [ - AC_MSG_RESULT([no]) - AC_MSG_CHECKING([for -std=c11 support]) - ac_save_CC="$CC" - CC="$CC -std=c11" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([ -#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L -# error "C11 support not found" -#endif -])], [ - AC_MSG_RESULT([yes]) - CC="$ac_save_CC" - C_DIALECT="-std=c11" -], [AC_MSG_ERROR([C11 is required])])]) -AC_SUBST(C_DIALECT) # Some of the common include files depend on bfd.h, and bfd.h checks # that config.h is included first by testing that the PACKAGE macro |