121 lines
2.6 KiB
C
121 lines
2.6 KiB
C
#include <libasm.h>
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#include <libelf.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <system.h>
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static const char fname[] = "asm-tst6-out.o";
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int
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main (void)
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{
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AsmCtx_t *ctx;
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int result = 0;
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size_t cnt;
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elf_version (EV_CURRENT);
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ctx = asm_begin (fname, false, EM_386, ELFCLASS32, ELFDATA2LSB);
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if (ctx == NULL)
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{
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printf ("cannot create assembler context: %s\n", asm_errmsg (-1));
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return 1;
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}
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for (cnt = 0; cnt < 22000; ++cnt)
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{
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char buf[512];
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AsmScnGrp_t *grp;
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AsmScn_t *scn;
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AsmSym_t *sym;
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snprintf (buf, sizeof (buf), ".grp%Zu", cnt);
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grp = asm_newscngrp (ctx, buf, NULL, 0);
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if (grp == NULL)
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{
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printf ("cannot section group %Zu: %s\n", cnt, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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scn = asm_newscn_ingrp (ctx, ".data", SHT_PROGBITS,
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SHF_ALLOC | SHF_WRITE, grp);
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if (scn == NULL)
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{
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printf ("cannot data section for group %Zu: %s\n",
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cnt, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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/* Add a name. */
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snprintf (buf, sizeof (buf), "%Zu", cnt);
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sym = asm_newsym (scn, xstrdup (buf), sizeof (uint32_t), STT_OBJECT,
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STB_GLOBAL);
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if (sym == NULL)
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{
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printf ("cannot create symbol \"%s\": %s\n", buf, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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/* Add some content. */
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if (asm_adduint32 (scn, cnt) != 0)
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{
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printf ("cannot create content of section \"%s\": %s\n",
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buf, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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/* Now we have a symbol, use it as the signature. */
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if (asm_scngrp_newsignature (grp, sym) != 0)
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{
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printf ("cannot set signature for section group %Zu: %s\n",
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cnt, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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/* Create a phony debug info section. */
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scn = asm_newscn_ingrp (ctx, ".stab", SHT_PROGBITS, 0, grp);
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if (scn == NULL)
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{
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printf ("cannot stab section for group %Zu: %s\n",
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cnt, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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/* Add some content. */
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if (asm_adduint32 (scn, cnt) != 0)
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{
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printf ("cannot create content of section \"%s\": %s\n",
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buf, asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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}
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/* Create the output file. */
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if (asm_end (ctx) != 0)
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{
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printf ("cannot create output file: %s\n", asm_errmsg (-1));
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asm_abort (ctx);
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return 1;
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}
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if (result == 0)
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result = WEXITSTATUS (system ("../src/elflint -q asm-tst6-out.o"));
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/* We don't need the file anymore. */
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unlink (fname);
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return result;
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}
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