OpenCoverage

dirname.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/coreutils/src/src/dirname.c

Source code

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Line Source Count

1 /* dirname -- strip suffix from file name -

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 /* Written by David MacKenzie and Jim Meyering. */ -

19 -

20 #include <config.h> -

21 #include <getopt.h> -

22 #include <stdio.h> -

23 #include <sys/types.h> -

24 -

25 #include "system.h" -

26 #include "error.h" -

27 -

28 /* The official name of this program (e.g., no 'g' prefix). */ -

29 #define PROGRAM_NAME "dirname" -

30 -

31 #define AUTHORS \ -

32 proper_name ("David MacKenzie"), \ -

33 proper_name ("Jim Meyering") -

34 -

35 static struct option const longopts[] = -

36 { -

37 {"zero", no_argument, NULL, 'z'}, -

38 {GETOPT_HELP_OPTION_DECL}, -

39 {GETOPT_VERSION_OPTION_DECL}, -

40 {NULL, 0, NULL, 0} -

41 }; -

42 -

43 void -

44 usage (int status) -

45 { -

if (status != EXIT_SUCCESS)

status != 0	Description
TRUE	evaluated 4 times by 1 test Evaluated by: dirname
FALSE	evaluated 5 times by 1 test Evaluated by: dirname

4-5

emit_try_help ();

executed 4 times by 1 test: end of block

Executed by:

dirname

48 else -

49 { -

50 printf (_("\ -

51 Usage: %s [OPTION] NAME...\n\ -

52 "), -

53 program_name); -

54 fputs (_("\ -

55 Output each NAME with its last non-slash component and trailing slashes\n\ -

56 removed; if NAME contains no /'s, output '.' (meaning the current directory).\n\ -

57 \n\ -

58 "), stdout); -

59 fputs (_("\ -

60 -z, --zero end each output line with NUL, not newline\n\ -

61 "), stdout); -

62 fputs (HELP_OPTION_DESCRIPTION, stdout); -

63 fputs (VERSION_OPTION_DESCRIPTION, stdout); -

64 printf (_("\ -

65 \n\ -

66 Examples:\n\ -

67 %s /usr/bin/ -> \"/usr\"\n\ -

68 %s dir1/str dir2/str -> \"dir1\" followed by \"dir2\"\n\ -

69 %s stdio.h -> \".\"\n\ -

70 "), -

71 program_name, program_name, program_name); -

72 emit_ancillary_info (PROGRAM_NAME); -

}

executed 5 times by 1 test: end of block

Executed by:

dirname

exit (status);

executed 9 times by 1 test: exit (status);

Executed by:

dirname

75 } -

76 -

77 int -

78 main (int argc, char **argv) -

79 { -

80 static char const dot = '.'; -

81 bool use_nuls = false; -

82 char const *result; -

83 size_t len; -

84 -

85 initialize_main (&argc, &argv); -

86 set_program_name (argv[0]); -

87 setlocale (LC_ALL, ""); -

88 bindtextdomain (PACKAGE, LOCALEDIR); -

89 textdomain (PACKAGE); -

90 -

91 atexit (close_stdout); -

92 -

93 while (true) -

94 { -

95 int c = getopt_long (argc, argv, "z", longopts, NULL); -

96 -

if (c == -1)

c == -1	Description
TRUE	evaluated 22 times by 1 test Evaluated by: dirname
FALSE	evaluated 14 times by 1 test Evaluated by: dirname

14-22

break;

executed 22 times by 1 test: break;

Executed by:

dirname

99 -

100 switch (c) -

101 { -

102

case 'z':

executed 2 times by 1 test: case 'z':

Executed by:

dirname

103 use_nuls = true; -

104

break;

executed 2 times by 1 test: break;

Executed by:

dirname

105 -

106

case_GETOPT_HELP_CHAR;

never executed: break;

executed 5 times by 1 test: case GETOPT_HELP_CHAR:

Executed by:

dirname

0-5

107

case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);

executed 4 times by 1 test: exit ( 0 );

Executed by:

dirname

never executed: break;

executed 4 times by 1 test: case GETOPT_VERSION_CHAR:

Executed by:

dirname

0-4

108 -

109

default:

executed 3 times by 1 test: default:

Executed by:

dirname

110 usage (EXIT_FAILURE); -

111

}

never executed: end of block

112 } -

113 -

114

if (argc < optind + 1)

argc < optind + 1	Description
TRUE	evaluated 1 time by 1 test Evaluated by: dirname
FALSE	evaluated 21 times by 1 test Evaluated by: dirname

1-21

115 { -

116 error (0, 0, _("missing operand")); -

117 usage (EXIT_FAILURE); -

118

}

never executed: end of block

119 -

120

for (; optind < argc; optind++)

optind < argc	Description
TRUE	evaluated 22 times by 1 test Evaluated by: dirname
FALSE	evaluated 21 times by 1 test Evaluated by: dirname

21-22

121 { -

122 result = argv[optind]; -

123 len = dir_len (result); -

124 -

125

if (! len)

! len	Description
TRUE	evaluated 3 times by 1 test Evaluated by: dirname
FALSE	evaluated 19 times by 1 test Evaluated by: dirname

3-19

126 { -

127 result = &dot; -

128 len = 1; -

129

}

executed 3 times by 1 test: end of block

Executed by:

dirname

130 -

131

fwrite (result, 1, len, stdout);

never executed: break;

(__builtin_exp...r++))) == (-1)	Description
TRUE	never evaluated
FALSE	evaluated 3 times by 1 test Evaluated by: dirname

__cnt > 0	Description
TRUE	evaluated 3 times by 1 test Evaluated by: dirname
FALSE	evaluated 3 times by 1 test Evaluated by: dirname

__builtin_expe...write_end), 0)	Description
TRUE	evaluated 3 times by 1 test Evaluated by: dirname
FALSE	never evaluated

0-3

132 putchar (use_nuls ? '\0' :'\n'); -

133

}

executed 22 times by 1 test: end of block

Executed by:

dirname

134 -

135

return EXIT_SUCCESS;

executed 21 times by 1 test: return 0 ;

Executed by:

dirname

136 } -

Source code

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