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101 lines
2.4 KiB
101 lines
2.4 KiB
/* Test dwarf_get_units finds split DWO CUs. |
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Copyright (C) 2018 Red Hat, Inc. |
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This file is part of elfutils. |
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This file is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3 of the License, or |
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(at your option) any later version. |
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elfutils is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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#include <dwarf.h> |
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#include ELFUTILS_HEADER(dw) |
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#include <stdio.h> |
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#include <inttypes.h> |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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#include <unistd.h> |
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int |
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main (int argc, char *argv[]) |
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{ |
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for (int i = 1; i < argc; i++) |
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{ |
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printf ("file: %s\n", argv[i]); |
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int fd = open (argv[i], O_RDONLY); |
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Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ); |
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if (dbg == NULL) |
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{ |
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printf ("%s not usable: %s\n", argv[i], dwarf_errmsg (-1)); |
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return -1; |
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} |
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Dwarf_CU *cu = NULL; |
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Dwarf_Die cudie, subdie; |
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uint8_t unit_type; |
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int count = 0; |
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while (dwarf_get_units (dbg, cu, &cu, NULL, |
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&unit_type, &cudie, &subdie) == 0) |
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{ |
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count++; |
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printf ("Got cudie unit_type: %" PRIx8 "\n", unit_type); |
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if (unit_type == DW_UT_skeleton) |
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{ |
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Dwarf_CU *skel_cu = cudie.cu; |
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Dwarf_CU *split_cu = subdie.cu; |
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Dwarf_Die skel_die, split_die; |
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uint64_t skel_id, split_id; |
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printf ("Found a skeleton unit, with split die: %s\n", |
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dwarf_diename (&subdie)); |
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if (dwarf_cu_die (skel_cu, &skel_die, NULL, NULL, NULL, NULL, |
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&skel_id, NULL) == NULL) |
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{ |
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printf ("bad skel_cu: %s\n", dwarf_errmsg (-1)); |
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return -1; |
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} |
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if (dwarf_cu_die (split_cu, &split_die, NULL, NULL, NULL, NULL, |
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&split_id, NULL) == NULL) |
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{ |
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printf ("bad skel_cu: %s\n", dwarf_errmsg (-1)); |
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return -1; |
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} |
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if (skel_id != split_id) |
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{ |
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printf ("Skeleton id and Split id not equal!\n"); |
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return -1; |
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} |
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} |
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} |
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if (count == 0) |
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{ |
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printf ("No units found\n"); |
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return -1; |
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} |
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dwarf_end (dbg); |
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close (fd); |
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printf ("\n"); |
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} |
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return 0; |
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}
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