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      1 /* Script for -pie -z combreloc -z now -z relro: position independent executable, combine & sort relocs */
      2 OUTPUT_FORMAT("elf32-i386", "elf32-i386",
      3 	      "elf32-i386")
      4 OUTPUT_ARCH(i386)
      5 ENTRY(_start)
      6 SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib");
      7 SECTIONS
      8 {
      9   /* Read-only sections, merged into text segment: */
     10   . = 0 + SIZEOF_HEADERS;
     11   .interp         : { *(.interp) }
     12   .note.gnu.build-id : { *(.note.gnu.build-id) }
     13   .hash           : { *(.hash) }
     14   .gnu.hash       : { *(.gnu.hash) }
     15   .dynsym         : { *(.dynsym) }
     16   .dynstr         : { *(.dynstr) }
     17   .gnu.version    : { *(.gnu.version) }
     18   .gnu.version_d  : { *(.gnu.version_d) }
     19   .gnu.version_r  : { *(.gnu.version_r) }
     20   .rel.dyn        :
     21     {
     22       *(.rel.init)
     23       *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
     24       *(.rel.fini)
     25       *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
     26       *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
     27       *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
     28       *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
     29       *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
     30       *(.rel.ctors)
     31       *(.rel.dtors)
     32       *(.rel.got)
     33       *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
     34     }
     35   .rela.dyn       :
     36     {
     37       *(.rela.init)
     38       *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
     39       *(.rela.fini)
     40       *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
     41       *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
     42       *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
     43       *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
     44       *(.rela.ctors)
     45       *(.rela.dtors)
     46       *(.rela.got)
     47       *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
     48     }
     49   .rel.plt        : { *(.rel.plt) }
     50   .rela.plt       : { *(.rela.plt) }
     51   .init           :
     52   {
     53     KEEP (*(.init))
     54   } =0x90909090
     55   .plt            : { *(.plt) }
     56   .text           :
     57   {
     58     *(.text .stub .text.* .gnu.linkonce.t.*)
     59     /* .gnu.warning sections are handled specially by elf32.em.  */
     60     *(.gnu.warning)
     61   } =0x90909090
     62   .fini           :
     63   {
     64     KEEP (*(.fini))
     65   } =0x90909090
     66   PROVIDE (__etext = .);
     67   PROVIDE (_etext = .);
     68   PROVIDE (etext = .);
     69   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
     70   .rodata1        : { *(.rodata1) }
     71   .eh_frame_hdr : { *(.eh_frame_hdr) }
     72   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
     73   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
     74   /* Adjust the address for the data segment.  We want to adjust up to
     75      the same address within the page on the next page up.  */
     76   . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
     77   /* Exception handling  */
     78   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
     79   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
     80   /* Thread Local Storage sections  */
     81   .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
     82   .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
     83   .preinit_array     :
     84   {
     85     PROVIDE_HIDDEN (__preinit_array_start = .);
     86     KEEP (*(.preinit_array))
     87     PROVIDE_HIDDEN (__preinit_array_end = .);
     88   }
     89   .init_array     :
     90   {
     91      PROVIDE_HIDDEN (__init_array_start = .);
     92      KEEP (*(SORT(.init_array.*)))
     93      KEEP (*(.init_array))
     94      PROVIDE_HIDDEN (__init_array_end = .);
     95   }
     96   .fini_array     :
     97   {
     98     PROVIDE_HIDDEN (__fini_array_start = .);
     99     KEEP (*(.fini_array))
    100     KEEP (*(SORT(.fini_array.*)))
    101     PROVIDE_HIDDEN (__fini_array_end = .);
    102   }
    103   .ctors          :
    104   {
    105     /* gcc uses crtbegin.o to find the start of
    106        the constructors, so we make sure it is
    107        first.  Because this is a wildcard, it
    108        doesn't matter if the user does not
    109        actually link against crtbegin.o; the
    110        linker won't look for a file to match a
    111        wildcard.  The wildcard also means that it
    112        doesn't matter which directory crtbegin.o
    113        is in.  */
    114     KEEP (*crtbegin.o(.ctors))
    115     KEEP (*crtbegin?.o(.ctors))
    116     /* We don't want to include the .ctor section from
    117        the crtend.o file until after the sorted ctors.
    118        The .ctor section from the crtend file contains the
    119        end of ctors marker and it must be last */
    120     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
    121     KEEP (*(SORT(.ctors.*)))
    122     KEEP (*(.ctors))
    123   }
    124   .dtors          :
    125   {
    126     KEEP (*crtbegin.o(.dtors))
    127     KEEP (*crtbegin?.o(.dtors))
    128     KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
    129     KEEP (*(SORT(.dtors.*)))
    130     KEEP (*(.dtors))
    131   }
    132   .jcr            : { KEEP (*(.jcr)) }
    133   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
    134   .dynamic        : { *(.dynamic) }
    135   .got            : { *(.got.plt) *(.got) }
    136   . = DATA_SEGMENT_RELRO_END (0, .);
    137   .data           :
    138   {
    139     *(.data .data.* .gnu.linkonce.d.*)
    140     SORT(CONSTRUCTORS)
    141   }
    142   .data1          : { *(.data1) }
    143   _edata = .; PROVIDE (edata = .);
    144   __bss_start = .;
    145   .bss            :
    146   {
    147    *(.dynbss)
    148    *(.bss .bss.* .gnu.linkonce.b.*)
    149    *(COMMON)
    150    /* Align here to ensure that the .bss section occupies space up to
    151       _end.  Align after .bss to ensure correct alignment even if the
    152       .bss section disappears because there are no input sections.
    153       FIXME: Why do we need it? When there is no .bss section, we don't
    154       pad the .data section.  */
    155    . = ALIGN(. != 0 ? 32 / 8 : 1);
    156   }
    157   . = ALIGN(32 / 8);
    158   . = ALIGN(32 / 8);
    159   _end = .; PROVIDE (end = .);
    160   . = DATA_SEGMENT_END (.);
    161   /* Stabs debugging sections.  */
    162   .stab          0 : { *(.stab) }
    163   .stabstr       0 : { *(.stabstr) }
    164   .stab.excl     0 : { *(.stab.excl) }
    165   .stab.exclstr  0 : { *(.stab.exclstr) }
    166   .stab.index    0 : { *(.stab.index) }
    167   .stab.indexstr 0 : { *(.stab.indexstr) }
    168   .comment       0 : { *(.comment) }
    169   /* DWARF debug sections.
    170      Symbols in the DWARF debugging sections are relative to the beginning
    171      of the section so we begin them at 0.  */
    172   /* DWARF 1 */
    173   .debug          0 : { *(.debug) }
    174   .line           0 : { *(.line) }
    175   /* GNU DWARF 1 extensions */
    176   .debug_srcinfo  0 : { *(.debug_srcinfo) }
    177   .debug_sfnames  0 : { *(.debug_sfnames) }
    178   /* DWARF 1.1 and DWARF 2 */
    179   .debug_aranges  0 : { *(.debug_aranges) }
    180   .debug_pubnames 0 : { *(.debug_pubnames) }
    181   /* DWARF 2 */
    182   .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
    183   .debug_abbrev   0 : { *(.debug_abbrev) }
    184   .debug_line     0 : { *(.debug_line) }
    185   .debug_frame    0 : { *(.debug_frame) }
    186   .debug_str      0 : { *(.debug_str) }
    187   .debug_loc      0 : { *(.debug_loc) }
    188   .debug_macinfo  0 : { *(.debug_macinfo) }
    189   /* SGI/MIPS DWARF 2 extensions */
    190   .debug_weaknames 0 : { *(.debug_weaknames) }
    191   .debug_funcnames 0 : { *(.debug_funcnames) }
    192   .debug_typenames 0 : { *(.debug_typenames) }
    193   .debug_varnames  0 : { *(.debug_varnames) }
    194   /* DWARF 3 */
    195   .debug_pubtypes 0 : { *(.debug_pubtypes) }
    196   .debug_ranges   0 : { *(.debug_ranges) }
    197   .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
    198   /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) }
    199 }
    200