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stest.c - dmenu - dynamic menu |
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git clone git://git.suckless.org/dmenu |
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--- |
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stest.c (3224B) |
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--- |
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1 /* See LICENSE file for copyright and license details. */ |
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2 #include <sys/stat.h> |
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3 |
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4 #include <dirent.h> |
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5 #include <limits.h> |
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6 #include <stdio.h> |
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7 #include <stdlib.h> |
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8 #include <string.h> |
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9 #include <unistd.h> |
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10 |
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11 #include "arg.h" |
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12 char *argv0; |
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13 |
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14 #define FLAG(x) (flag[(x)-'a']) |
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15 |
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16 static void test(const char *, const char *); |
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17 static void usage(void); |
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18 |
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19 static int match = 0; |
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20 static int flag[26]; |
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21 static struct stat old, new; |
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22 |
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23 static void |
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24 test(const char *path, const char *name) |
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25 { |
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26 struct stat st, ln; |
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27 |
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28 if ((!stat(path, &st) && (FLAG('a') || name[0] != '.') /*… |
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29 && (!FLAG('b') || S_ISBLK(st.st_mode)) /*… |
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30 && (!FLAG('c') || S_ISCHR(st.st_mode)) /*… |
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31 && (!FLAG('d') || S_ISDIR(st.st_mode)) /*… |
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32 && (!FLAG('e') || access(path, F_OK) == 0) /*… |
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33 && (!FLAG('f') || S_ISREG(st.st_mode)) /*… |
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34 && (!FLAG('g') || st.st_mode & S_ISGID) /*… |
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35 && (!FLAG('h') || (!lstat(path, &ln) && S_ISLNK(ln.st_mode))) /*… |
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36 && (!FLAG('n') || st.st_mtime > new.st_mtime) /*… |
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37 && (!FLAG('o') || st.st_mtime < old.st_mtime) /*… |
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38 && (!FLAG('p') || S_ISFIFO(st.st_mode)) /*… |
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39 && (!FLAG('r') || access(path, R_OK) == 0) /*… |
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40 && (!FLAG('s') || st.st_size > 0) /*… |
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41 && (!FLAG('u') || st.st_mode & S_ISUID) /*… |
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42 && (!FLAG('w') || access(path, W_OK) == 0) /*… |
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43 && (!FLAG('x') || access(path, X_OK) == 0)) != FLAG('v')) { /*… |
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44 if (FLAG('q')) |
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45 exit(0); |
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46 match = 1; |
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47 puts(name); |
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48 } |
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49 } |
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50 |
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51 static void |
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52 usage(void) |
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53 { |
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54 fprintf(stderr, "usage: %s [-abcdefghlpqrsuvwx] " |
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55 "[-n file] [-o file] [file...]\n", argv0); |
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56 exit(2); /* like test(1) return > 1 on error */ |
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57 } |
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58 |
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59 int |
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60 main(int argc, char *argv[]) |
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61 { |
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62 struct dirent *d; |
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63 char path[PATH_MAX], *line = NULL, *file; |
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64 size_t linesiz = 0; |
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65 ssize_t n; |
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66 DIR *dir; |
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67 int r; |
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68 |
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69 ARGBEGIN { |
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70 case 'n': /* newer than file */ |
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71 case 'o': /* older than file */ |
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72 file = EARGF(usage()); |
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73 if (!(FLAG(ARGC()) = !stat(file, (ARGC() == 'n' ? &new :… |
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74 perror(file); |
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75 break; |
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76 default: |
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77 /* miscellaneous operators */ |
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78 if (strchr("abcdefghlpqrsuvwx", ARGC())) |
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79 FLAG(ARGC()) = 1; |
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80 else |
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81 usage(); /* unknown flag */ |
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82 } ARGEND; |
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83 |
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84 if (!argc) { |
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85 /* read list from stdin */ |
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86 while ((n = getline(&line, &linesiz, stdin)) > 0) { |
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87 if (line[n - 1] == '\n') |
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88 line[n - 1] = '\0'; |
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89 test(line, line); |
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90 } |
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91 free(line); |
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92 } else { |
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93 for (; argc; argc--, argv++) { |
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94 if (FLAG('l') && (dir = opendir(*argv))) { |
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95 /* test directory contents */ |
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96 while ((d = readdir(dir))) { |
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97 r = snprintf(path, sizeof path, … |
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98 *argv, d->d_name); |
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99 if (r >= 0 && (size_t)r < sizeof… |
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100 test(path, d->d_name); |
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101 } |
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102 closedir(dir); |
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103 } else { |
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104 test(*argv, *argv); |
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105 } |
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106 } |
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107 } |
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108 return match ? 0 : 1; |
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109 } |
