OpenCoverage

xmemcoll.c

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/home/opencoverage/opencoverage/guest-scripts/coreutils/src/gnulib/lib/xmemcoll.c

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1 /* Locale-specific memory comparison. -

2 -

4 -

5 This program 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 This program is distributed in the hope that it will be useful, -

11 but 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 <https://www.gnu.org/licenses/>. */ -

17 -

18 /* Contributed by Paul Eggert <eggert@twinsun.com>. */ -

19 -

20 #include <config.h> -

21 -

22 #include <errno.h> -

23 #include <stdlib.h> -

24 -

25 #include "gettext.h" -

26 #define _(msgid) gettext (msgid) -

27 -

28 #include "error.h" -

29 #include "exitfail.h" -

30 #include "memcoll.h" -

31 #include "quotearg.h" -

32 #include "xmemcoll.h" -

33 -

34 static void -

35 collate_error (int collation_errno, -

36 char const *s1, size_t s1len, -

37 char const *s2, size_t s2len) -

38 { -

39 error (0, collation_errno, _("string comparison failed")); -

40 error (0, 0, _("Set LC_ALL='C' to work around the problem.")); -

41 error (exit_failure, 0, -

42 _("The strings compared were %s and %s."), -

43 quotearg_n_style_mem (0, locale_quoting_style, s1, s1len), -

44 quotearg_n_style_mem (1, locale_quoting_style, s2, s2len)); -

}

never executed: end of block

46 -

47 /* Compare S1 (with length S1LEN) and S2 (with length S2LEN) according -

48 to the LC_COLLATE locale. S1 and S2 do not overlap, and are not -

49 adjacent. Temporarily modify the bytes after S1 and S2, but -

50 restore their original contents before returning. Report an error -

51 and exit if there is an error. */ -

52 -

53 int -

54 xmemcoll (char *s1, size_t s1len, char *s2, size_t s2len) -

55 { -

56 int diff = memcoll (s1, s1len, s2, s2len); -

57 int collation_errno = errno; -

if (collation_errno)

collation_errno	Description
TRUE	never evaluated
FALSE	never evaluated

collate_error (collation_errno, s1, s1len, s2, s2len);

never executed: collate_error (collation_errno, s1, s1len, s2, s2len);

return diff;

never executed: return diff;

61 } -

62 -

63 /* Compare S1 (a memory block of size S1SIZE, with a NUL as last byte) -

64 and S2 (a memory block of size S2SIZE, with a NUL as last byte) -

65 according to the LC_COLLATE locale. S1SIZE and S2SIZE must be > 0. -

66 Report an error and exit if there is an error. */ -

67 -

68 int -

69 xmemcoll0 (char const *s1, size_t s1size, char const *s2, size_t s2size) -

70 { -

71 int diff = memcoll0 (s1, s1size, s2, s2size); -

72 int collation_errno = errno; -

if (collation_errno)

collation_errno	Description
TRUE	never evaluated
FALSE	never evaluated

collate_error (collation_errno, s1, s1size - 1, s2, s2size - 1);

never executed: collate_error (collation_errno, s1, s1size - 1, s2, s2size - 1);

return diff;

never executed: return diff;

76 } -

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