Attachment 20515 Details for Bug 16621 – Adds --disable-pie and --disable-gc-sections flags

[patch] Adds --disable-pie and --disable-gc-sections flags

configure-in.patch (text/plain), 2.39 KB, created by xkernigh on 2008-11-22 16:25:43 UTC

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Filename:

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Creator: xkernigh

Created: 2008-11-22 16:25:43 UTC

Size: 2.39 KB

patch

obsolete

>$NetBSD$
>
>--- ./configure.in.orig	2008-10-06 21:20:00.000000000 +0000
>+++ ./configure.in
>@@ -64,6 +64,8 @@ AM_PROG_LIBTOOL
> 
> AC_ARG_ENABLE(tests, AS_HELP_STRING([--enable-tests],[enable unit test code]),enable_tests=$enableval,enable_tests=$USE_MAINTAINER_MODE)
> AC_ARG_ENABLE(ansi, AS_HELP_STRING([--enable-ansi],[enable -ansi -pedantic gcc flags]),enable_ansi=$enableval,enable_ansi=no)
>+AC_ARG_ENABLE(pie, AS_HELP_STRING([--disable-pie],[disable -pie and related gcc flags]),enable_pie=$enableval,enable_pie=yes)
>+AC_ARG_ENABLE(gc-sections, AS_HELP_STRING([--disable-gc-sections],[disable -Wl,--gc-sections and related gcc flags]),enable_gc_sections=$enableval,enable_gc_sections=yes)
> AC_ARG_ENABLE(verbose-mode, AS_HELP_STRING([--enable-verbose-mode],[support verbose debug mode]),enable_verbose_mode=$enableval,enable_verbose_mode=$USE_MAINTAINER_MODE)
> AC_ARG_ENABLE(asserts, AS_HELP_STRING([--enable-asserts],[include assertion checks]),enable_asserts=$enableval,enable_asserts=$USE_MAINTAINER_MODE)
> AC_ARG_ENABLE(checks, AS_HELP_STRING([--enable-checks],[include sanity checks on public API]),enable_checks=$enableval,enable_checks=yes)
>@@ -252,18 +254,20 @@ if test "x$GCC" = "xyes"; then
>      ;;
>   esac
> 
>-  case " $CFLAGS " in
>-  *[\ \	]-fPIE[\ \	]*) ;;
>-  *) if cc_supports_flag -fPIE; then
>-        PIE_CFLAGS="-fPIE"
>-        if ld_supports_flag -z,relro; then
>-           PIE_LDFLAGS="-pie -Wl,-z,relro"
>-        else
>-           PIE_LDFLAGS="-pie"
>-        fi
>-     fi
>-     ;;
>-  esac
>+  if test "x$enable_pie" = "xyes"; then
>+    case " $CFLAGS " in
>+    *[\ \	]-fPIE[\ \	]*) ;;
>+    *) if cc_supports_flag -fPIE; then
>+          PIE_CFLAGS="-fPIE"
>+          if ld_supports_flag -z,relro; then
>+             PIE_LDFLAGS="-pie -Wl,-z,relro"
>+          else
>+             PIE_LDFLAGS="-pie"
>+          fi
>+       fi
>+       ;;
>+    esac
>+  fi
> 
>   if test "x$enable_ansi" = "xyes"; then
>     case " $CFLAGS " in
>@@ -311,9 +315,11 @@ AC_SUBST(PIC_LDFLAGS)  
> AC_SUBST(PIE_CFLAGS)
> AC_SUBST(PIE_LDFLAGS)  
> 
>-if ld_supports_flag --gc-sections; then
>-  SECTION_LDFLAGS="-Wl,--gc-sections $SECTION_LDFLAGS"
>-  CFLAGS="-ffunction-sections -fdata-sections $CFLAGS"
>+if test "x$enable_gc_sections" = xyes; then
>+  if ld_supports_flag --gc-sections; then
>+    SECTION_LDFLAGS="-Wl,--gc-sections $SECTION_LDFLAGS"
>+    CFLAGS="-ffunction-sections -fdata-sections $CFLAGS"
>+  fi
> fi
> AC_SUBST(SECTION_FLAGS)
> AC_SUBST(SECTION_LDFLAGS)

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Attachments on bug 16621: 20515 | 42821 | 43611 | 43612 | 43613

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