1 /* Copyright (C) 2002-2012 Red Hat, Inc.
2    This file is part of elfutils.
3    Written by Ulrich Drepper <drepper@redhat.com>, 2002.
4 
5    This file is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9 
10    elfutils is distributed in the hope that it will be useful, but
11    WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17 
18 #ifdef HAVE_CONFIG_H
19 # include <config.h>
20 #endif
21 
22 #include <fcntl.h>
23 #include ELFUTILS_HEADER(asm)
24 #include ELFUTILS_HEADER(ebl)
25 #include <libelf.h>
26 #include <stdio.h>
27 #include <stdlib.h>
28 #include <string.h>
29 #include <unistd.h>
30 #include <sys/wait.h>
31 
32 
33 static const char fname[] = "asm-tst4-out.o";
34 
35 
36 int
main(void)37 main (void)
38 {
39   AsmCtx_t *ctx;
40   int result = 0;
41   size_t cnt;
42 
43   elf_version (EV_CURRENT);
44 
45   Ebl *ebl = ebl_openbackend_machine (EM_386);
46   if (ebl == NULL)
47     {
48       puts ("cannot open backend library");
49       return 1;
50     }
51 
52   ctx = asm_begin (fname, ebl, false);
53   if (ctx == NULL)
54     {
55       printf ("cannot create assembler context: %s\n", asm_errmsg (-1));
56       return 1;
57     }
58 
59   /* Create 66000 sections.  */
60   for (cnt = 0; cnt < 66000; ++cnt)
61     {
62       char buf[20];
63       AsmScn_t *scn;
64 
65       /* Create a unique name.  */
66       snprintf (buf, sizeof (buf), ".data.%zu", cnt);
67 
68       /* Create the section.  */
69       scn = asm_newscn (ctx, buf, SHT_PROGBITS, SHF_ALLOC | SHF_WRITE);
70       if (scn == NULL)
71 	{
72 	  printf ("cannot create section \"%s\" in output file: %s\n",
73 		  buf, asm_errmsg (-1));
74 	  asm_abort (ctx);
75 	  return 1;
76 	}
77 
78       /* Add some content.  */
79       if (asm_adduint32 (scn, cnt) != 0)
80 	{
81 	  printf ("cannot create content of section \"%s\": %s\n",
82 		  buf, asm_errmsg (-1));
83 	  asm_abort (ctx);
84 	  return 1;
85 	}
86     }
87 
88   /* Create the output file.  */
89   if (asm_end (ctx) != 0)
90     {
91       printf ("cannot create output file: %s\n", asm_errmsg (-1));
92       asm_abort (ctx);
93       return 1;
94     }
95 
96   if (result == 0)
97     result = WEXITSTATUS (system ("../src/elflint -q asm-tst4-out.o"));
98 
99   /* We don't need the file anymore.  */
100   unlink (fname);
101 
102   ebl_closebackend (ebl);
103 
104   return result;
105 }
106