[7d4fbcd] | 1 | #include "owl.h" |
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| 2 | #include <stdlib.h> |
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| 3 | #include <string.h> |
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[5145235] | 4 | #include <unistd.h> |
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[7d4fbcd] | 5 | #include <ctype.h> |
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[f36222f] | 6 | #include <pwd.h> |
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[7d4fbcd] | 7 | |
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[1aee7d9] | 8 | static const char fileIdent[] = "$Id$"; |
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| 9 | |
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[e4eebe8] | 10 | void sepbar(char *in) |
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| 11 | { |
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[7d4fbcd] | 12 | char buff[1024]; |
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| 13 | WINDOW *sepwin; |
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| 14 | owl_messagelist *ml; |
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| 15 | owl_view *v; |
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| 16 | int x, y, i; |
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| 17 | char *foo, *appendtosepbar; |
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| 18 | |
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| 19 | sepwin=owl_global_get_curs_sepwin(&g); |
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| 20 | ml=owl_global_get_msglist(&g); |
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| 21 | v=owl_global_get_current_view(&g); |
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| 22 | |
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| 23 | werase(sepwin); |
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| 24 | wattron(sepwin, A_REVERSE); |
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[c15bbfb] | 25 | if (owl_global_is_fancylines(&g)) { |
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| 26 | whline(sepwin, ACS_HLINE, owl_global_get_cols(&g)); |
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| 27 | } else { |
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| 28 | whline(sepwin, '-', owl_global_get_cols(&g)); |
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| 29 | } |
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[7d4fbcd] | 30 | |
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[73624b4] | 31 | if (owl_global_is_sepbar_disable(&g)) { |
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| 32 | getyx(sepwin, y, x); |
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| 33 | wmove(sepwin, y, owl_global_get_cols(&g)-1); |
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| 34 | return; |
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| 35 | } |
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| 36 | |
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[7d4fbcd] | 37 | wmove(sepwin, 0, 2); |
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| 38 | |
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| 39 | if (owl_messagelist_get_size(ml)==0) { |
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| 40 | strcpy(buff, " (-/-) "); |
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| 41 | } else { |
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[1c6c4d3] | 42 | snprintf(buff, 1024, " (%i/%i/%i) ", owl_global_get_curmsg(&g)+1, |
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[7d4fbcd] | 43 | owl_view_get_size(v), |
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| 44 | owl_messagelist_get_size(ml)); |
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| 45 | } |
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| 46 | waddstr(sepwin, buff); |
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| 47 | |
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| 48 | foo=owl_view_get_filtname(v); |
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[330bcec] | 49 | if (strcmp(foo, owl_global_get_view_home(&g))) wattroff(sepwin, A_REVERSE); |
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[7d4fbcd] | 50 | waddstr(sepwin, " "); |
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| 51 | waddstr(sepwin, owl_view_get_filtname(v)); |
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| 52 | waddstr(sepwin, " "); |
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[330bcec] | 53 | if (strcmp(foo, owl_global_get_view_home(&g))) wattron(sepwin, A_REVERSE); |
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[7d4fbcd] | 54 | |
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| 55 | if (owl_mainwin_is_curmsg_truncated(owl_global_get_mainwin(&g))) { |
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| 56 | getyx(sepwin, y, x); |
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| 57 | wmove(sepwin, y, x+2); |
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| 58 | wattron(sepwin, A_BOLD); |
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| 59 | waddstr(sepwin, " <truncated> "); |
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| 60 | wattroff(sepwin, A_BOLD); |
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| 61 | } |
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| 62 | |
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| 63 | i=owl_mainwin_get_last_msg(owl_global_get_mainwin(&g)); |
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| 64 | if ((i != -1) && |
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| 65 | (i < owl_view_get_size(v)-1)) { |
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| 66 | getyx(sepwin, y, x); |
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| 67 | wmove(sepwin, y, x+2); |
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| 68 | wattron(sepwin, A_BOLD); |
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| 69 | waddstr(sepwin, " <more> "); |
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| 70 | wattroff(sepwin, A_BOLD); |
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| 71 | } |
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| 72 | |
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| 73 | if (owl_global_get_rightshift(&g)>0) { |
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| 74 | getyx(sepwin, y, x); |
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| 75 | wmove(sepwin, y, x+2); |
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[1c6c4d3] | 76 | snprintf(buff, 1024, " right: %i ", owl_global_get_rightshift(&g)); |
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[7d4fbcd] | 77 | waddstr(sepwin, buff); |
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| 78 | } |
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| 79 | |
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[4b660cc] | 80 | if (owl_global_is_zaway(&g) || owl_global_is_aaway(&g)) { |
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[7d4fbcd] | 81 | getyx(sepwin, y, x); |
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| 82 | wmove(sepwin, y, x+2); |
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| 83 | wattron(sepwin, A_BOLD); |
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| 84 | wattroff(sepwin, A_REVERSE); |
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[4b660cc] | 85 | if (owl_global_is_zaway(&g) && owl_global_is_aaway(&g)) { |
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| 86 | waddstr(sepwin, " AWAY "); |
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| 87 | } else if (owl_global_is_zaway(&g)) { |
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| 88 | waddstr(sepwin, " Z-AWAY "); |
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| 89 | } else if (owl_global_is_aaway(&g)) { |
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| 90 | waddstr(sepwin, " A-AWAY "); |
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| 91 | } |
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[7d4fbcd] | 92 | wattron(sepwin, A_REVERSE); |
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| 93 | wattroff(sepwin, A_BOLD); |
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| 94 | } |
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| 95 | |
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| 96 | if (owl_global_get_curmsg_vert_offset(&g)) { |
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| 97 | getyx(sepwin, y, x); |
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| 98 | wmove(sepwin, y, x+2); |
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| 99 | wattron(sepwin, A_BOLD); |
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| 100 | wattroff(sepwin, A_REVERSE); |
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| 101 | waddstr(sepwin, " SCROLL "); |
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| 102 | wattron(sepwin, A_REVERSE); |
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| 103 | wattroff(sepwin, A_BOLD); |
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| 104 | } |
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| 105 | |
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| 106 | if (in) { |
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| 107 | getyx(sepwin, y, x); |
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| 108 | wmove(sepwin, y, x+2); |
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| 109 | waddstr(sepwin, in); |
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| 110 | } |
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| 111 | |
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| 112 | appendtosepbar = owl_global_get_appendtosepbar(&g); |
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| 113 | if (appendtosepbar && *appendtosepbar) { |
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| 114 | getyx(sepwin, y, x); |
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| 115 | wmove(sepwin, y, x+2); |
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| 116 | waddstr(sepwin, " "); |
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| 117 | waddstr(sepwin, owl_global_get_appendtosepbar(&g)); |
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| 118 | waddstr(sepwin, " "); |
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| 119 | } |
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| 120 | |
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| 121 | getyx(sepwin, y, x); |
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| 122 | wmove(sepwin, y, owl_global_get_cols(&g)-1); |
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| 123 | |
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| 124 | wattroff(sepwin, A_BOLD); |
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| 125 | wattroff(sepwin, A_REVERSE); |
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| 126 | wnoutrefresh(sepwin); |
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| 127 | } |
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| 128 | |
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[e4eebe8] | 129 | char **atokenize(char *buffer, char *sep, int *i) |
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| 130 | { |
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[7d4fbcd] | 131 | /* each element of return must be freed by user */ |
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| 132 | char **args; |
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| 133 | char *workbuff, *foo; |
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| 134 | int done=0, first=1, count=0; |
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| 135 | |
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| 136 | workbuff=owl_malloc(strlen(buffer)+1); |
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| 137 | memcpy(workbuff, buffer, strlen(buffer)+1); |
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| 138 | |
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| 139 | args=NULL; |
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| 140 | while (!done) { |
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| 141 | if (first) { |
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| 142 | first=0; |
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| 143 | foo=(char *)strtok(workbuff, sep); |
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| 144 | } else { |
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| 145 | foo=(char *)strtok(NULL, sep); |
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| 146 | } |
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| 147 | if (foo==NULL) { |
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| 148 | done=1; |
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| 149 | } else { |
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| 150 | args=(char **)owl_realloc(args, sizeof(char *) * (count+1)); |
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| 151 | args[count]=owl_malloc(strlen(foo)+1); |
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| 152 | strcpy(args[count], foo); |
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| 153 | count++; |
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| 154 | } |
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| 155 | } |
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| 156 | *i=count; |
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| 157 | owl_free(workbuff); |
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| 158 | return(args); |
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| 159 | } |
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| 160 | |
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| 161 | char *skiptokens(char *buff, int n) { |
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[42abb10] | 162 | /* skips n tokens and returns where that would be. |
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| 163 | * TODO: handle quotes more sanely. */ |
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| 164 | |
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[7d4fbcd] | 165 | int inquotes=0; |
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| 166 | while (*buff && n>0) { |
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| 167 | while (*buff == ' ') buff++; |
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| 168 | while (*buff && (inquotes || *buff != ' ')) { |
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[e1c4636] | 169 | if (*buff == '"' || *buff == '\'') inquotes=!inquotes; |
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[7d4fbcd] | 170 | buff++; |
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| 171 | } |
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| 172 | while (*buff == ' ') buff++; |
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| 173 | n--; |
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| 174 | } |
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| 175 | return buff; |
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| 176 | } |
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| 177 | |
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[f36222f] | 178 | /* Return a "nice" version of the path. Tilde expansion is done, and |
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| 179 | * duplicate slashes are removed. Caller must free the return. |
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| 180 | */ |
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| 181 | char *owl_util_makepath(char *in) |
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| 182 | { |
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| 183 | int i, j, x; |
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| 184 | char *out, user[MAXPATHLEN]; |
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| 185 | struct passwd *pw; |
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| 186 | |
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| 187 | out=owl_malloc(MAXPATHLEN+1); |
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| 188 | out[0]='\0'; |
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| 189 | j=strlen(in); |
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| 190 | x=0; |
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| 191 | for (i=0; i<j; i++) { |
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| 192 | if (in[i]=='~') { |
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| 193 | if ( (i==(j-1)) || /* last character */ |
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| 194 | (in[i+1]=='/') ) { /* ~/ */ |
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| 195 | /* use my homedir */ |
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| 196 | pw=getpwuid(getuid()); |
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| 197 | if (!pw) { |
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| 198 | out[x]=in[i]; |
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| 199 | } else { |
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| 200 | out[x]='\0'; |
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| 201 | strcat(out, pw->pw_dir); |
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| 202 | x+=strlen(pw->pw_dir); |
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| 203 | } |
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| 204 | } else { |
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| 205 | /* another user homedir */ |
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| 206 | int a, b; |
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| 207 | b=0; |
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| 208 | for (a=i+1; i<j; a++) { |
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| 209 | if (in[a]==' ' || in[a]=='/') { |
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| 210 | break; |
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| 211 | } else { |
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| 212 | user[b]=in[a]; |
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| 213 | i++; |
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| 214 | b++; |
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| 215 | } |
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| 216 | } |
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| 217 | user[b]='\0'; |
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| 218 | pw=getpwnam(user); |
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| 219 | if (!pw) { |
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[8766d44] | 220 | out[x]=in[i]; |
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[f36222f] | 221 | } else { |
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| 222 | out[x]='\0'; |
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| 223 | strcat(out, pw->pw_dir); |
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| 224 | x+=strlen(pw->pw_dir); |
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| 225 | } |
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| 226 | } |
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| 227 | } else if (in[i]=='/') { |
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| 228 | /* check for a double / */ |
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| 229 | if (i<(j-1) && (in[i+1]=='/')) { |
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| 230 | /* do nothing */ |
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| 231 | } else { |
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| 232 | out[x]=in[i]; |
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| 233 | x++; |
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| 234 | } |
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| 235 | } else { |
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| 236 | out[x]=in[i]; |
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| 237 | x++; |
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| 238 | } |
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| 239 | } |
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| 240 | out[x]='\0'; |
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| 241 | return(out); |
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| 242 | } |
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| 243 | |
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[e4eebe8] | 244 | void atokenize_free(char **tok, int nels) |
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| 245 | { |
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[7d4fbcd] | 246 | int i; |
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| 247 | for (i=0; i<nels; i++) { |
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| 248 | owl_free(tok[i]); |
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| 249 | } |
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| 250 | owl_free(tok); |
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| 251 | } |
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| 252 | |
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| 253 | |
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[e4eebe8] | 254 | void owl_parsefree(char **argv, int argc) |
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| 255 | { |
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[7d4fbcd] | 256 | int i; |
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| 257 | |
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| 258 | if (!argv) return; |
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| 259 | |
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| 260 | for (i=0; i<argc; i++) { |
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| 261 | if (argv[i]) owl_free(argv[i]); |
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| 262 | } |
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| 263 | owl_free(argv); |
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| 264 | } |
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| 265 | |
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[e4eebe8] | 266 | char **owl_parseline(char *line, int *argc) |
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| 267 | { |
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[7d4fbcd] | 268 | /* break a command line up into argv, argc. The caller must free |
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| 269 | the returned values. If there is an error argc will be set to |
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| 270 | -1, argv will be NULL and the caller does not need to free |
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| 271 | anything */ |
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| 272 | |
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| 273 | char **argv; |
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| 274 | int i, len, between=1; |
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| 275 | char *curarg; |
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| 276 | char quote; |
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| 277 | |
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| 278 | argv=owl_malloc(sizeof(char *)); |
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| 279 | len=strlen(line); |
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| 280 | curarg=owl_malloc(len+10); |
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| 281 | strcpy(curarg, ""); |
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| 282 | quote='\0'; |
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| 283 | *argc=0; |
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| 284 | for (i=0; i<len+1; i++) { |
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| 285 | /* find the first real character */ |
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| 286 | if (between) { |
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| 287 | if (line[i]==' ' || line[i]=='\t' || line[i]=='\0') { |
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| 288 | continue; |
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| 289 | } else { |
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| 290 | between=0; |
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| 291 | i--; |
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| 292 | continue; |
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| 293 | } |
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| 294 | } |
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| 295 | |
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| 296 | /* deal with a quote character */ |
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| 297 | if (line[i]=='"' || line[i]=="'"[0]) { |
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| 298 | /* if this type of quote is open, close it */ |
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| 299 | if (quote==line[i]) { |
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| 300 | quote='\0'; |
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| 301 | continue; |
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| 302 | } |
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| 303 | |
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| 304 | /* if no quoting is open then open with this */ |
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| 305 | if (quote=='\0') { |
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| 306 | quote=line[i]; |
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| 307 | continue; |
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| 308 | } |
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| 309 | |
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| 310 | /* if another type of quote is open then treat this as a literal */ |
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| 311 | curarg[strlen(curarg)+1]='\0'; |
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| 312 | curarg[strlen(curarg)]=line[i]; |
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| 313 | continue; |
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| 314 | } |
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| 315 | |
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| 316 | /* if it's not a space or end of command, then use it */ |
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| 317 | if (line[i]!=' ' && line[i]!='\t' && line[i]!='\n' && line[i]!='\0') { |
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| 318 | curarg[strlen(curarg)+1]='\0'; |
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| 319 | curarg[strlen(curarg)]=line[i]; |
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| 320 | continue; |
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| 321 | } |
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| 322 | |
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| 323 | /* otherwise, if we're not in quotes, add the whole argument */ |
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| 324 | if (quote=='\0') { |
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| 325 | /* add the argument */ |
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| 326 | argv=owl_realloc(argv, sizeof(char *)*((*argc)+1)); |
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| 327 | argv[*argc]=owl_malloc(strlen(curarg)+2); |
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| 328 | strcpy(argv[*argc], curarg); |
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| 329 | *argc=*argc+1; |
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| 330 | strcpy(curarg, ""); |
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| 331 | between=1; |
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| 332 | continue; |
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| 333 | } |
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| 334 | |
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| 335 | /* if it is a space and we're in quotes, then use it */ |
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| 336 | curarg[strlen(curarg)+1]='\0'; |
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| 337 | curarg[strlen(curarg)]=line[i]; |
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| 338 | } |
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| 339 | |
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[d524c83] | 340 | owl_free(curarg); |
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[95caa16] | 341 | |
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[7d4fbcd] | 342 | /* check for unbalanced quotes */ |
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| 343 | if (quote!='\0') { |
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| 344 | owl_parsefree(argv, *argc); |
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| 345 | *argc=-1; |
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| 346 | return(NULL); |
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| 347 | } |
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| 348 | |
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| 349 | return(argv); |
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| 350 | } |
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| 351 | |
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[de03334] | 352 | /* caller must free the return */ |
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[5b85d19] | 353 | char *owl_util_minutes_to_timestr(int in) |
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[de03334] | 354 | { |
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[f1e629d] | 355 | int days, hours; |
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[de03334] | 356 | long run; |
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| 357 | char *out; |
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| 358 | |
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[5b85d19] | 359 | run=in; |
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[de03334] | 360 | |
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[5b85d19] | 361 | days=run/1440; |
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| 362 | run-=days*1440; |
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| 363 | hours=run/60; |
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| 364 | run-=hours*60; |
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[de03334] | 365 | |
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| 366 | if (days>0) { |
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[6eaf35b] | 367 | out=owl_sprintf("%i d %2.2i:%2.2li", days, hours, run); |
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[de03334] | 368 | } else { |
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[6eaf35b] | 369 | out=owl_sprintf(" %2.2i:%2.2li", hours, run); |
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[de03334] | 370 | } |
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| 371 | return(out); |
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| 372 | } |
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| 373 | |
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[42abb10] | 374 | /* hooks for doing memory allocation et. al. in owl */ |
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| 375 | |
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[e4eebe8] | 376 | void *owl_malloc(size_t size) |
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| 377 | { |
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[34509d5] | 378 | return(g_malloc(size)); |
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[7d4fbcd] | 379 | } |
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| 380 | |
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[e4eebe8] | 381 | void owl_free(void *ptr) |
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| 382 | { |
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[34509d5] | 383 | g_free(ptr); |
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[7d4fbcd] | 384 | } |
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| 385 | |
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[e4eebe8] | 386 | char *owl_strdup(const char *s1) |
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| 387 | { |
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[34509d5] | 388 | return(g_strdup(s1)); |
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[7d4fbcd] | 389 | } |
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| 390 | |
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[e4eebe8] | 391 | void *owl_realloc(void *ptr, size_t size) |
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| 392 | { |
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[34509d5] | 393 | return(g_realloc(ptr, size)); |
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[7d4fbcd] | 394 | } |
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| 395 | |
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[e4eebe8] | 396 | /* allocates memory and returns the string or null. |
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| 397 | * caller must free the string. |
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| 398 | */ |
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| 399 | char *owl_sprintf(const char *fmt, ...) |
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| 400 | { |
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[1c6c4d3] | 401 | va_list ap; |
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[28ee32b] | 402 | char *ret = NULL; |
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| 403 | va_start(ap, fmt); |
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| 404 | ret = g_strdup_vprintf(fmt, ap); |
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| 405 | va_end(ap); |
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| 406 | return ret; |
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[1c6c4d3] | 407 | } |
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| 408 | |
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[28ee32b] | 409 | |
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[12c35df] | 410 | /* Return the owl color associated with the named color. Return -1 |
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| 411 | * if the named color is not available |
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| 412 | */ |
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[e4eebe8] | 413 | int owl_util_string_to_color(char *color) |
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| 414 | { |
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[c2c5c77] | 415 | int c; |
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[7d4fbcd] | 416 | if (!strcasecmp(color, "black")) { |
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| 417 | return(OWL_COLOR_BLACK); |
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| 418 | } else if (!strcasecmp(color, "red")) { |
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| 419 | return(OWL_COLOR_RED); |
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| 420 | } else if (!strcasecmp(color, "green")) { |
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| 421 | return(OWL_COLOR_GREEN); |
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| 422 | } else if (!strcasecmp(color, "yellow")) { |
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| 423 | return(OWL_COLOR_YELLOW); |
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| 424 | } else if (!strcasecmp(color, "blue")) { |
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| 425 | return(OWL_COLOR_BLUE); |
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| 426 | } else if (!strcasecmp(color, "magenta")) { |
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| 427 | return(OWL_COLOR_MAGENTA); |
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| 428 | } else if (!strcasecmp(color, "cyan")) { |
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| 429 | return(OWL_COLOR_CYAN); |
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| 430 | } else if (!strcasecmp(color, "white")) { |
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| 431 | return(OWL_COLOR_WHITE); |
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| 432 | } else if (!strcasecmp(color, "default")) { |
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| 433 | return(OWL_COLOR_DEFAULT); |
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| 434 | } |
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[c2c5c77] | 435 | c = atoi(color); |
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| 436 | if (c >= -1 && c < COLORS) { |
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| 437 | return(c); |
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| 438 | } |
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[601733d] | 439 | return(OWL_COLOR_INVALID); |
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[7d4fbcd] | 440 | } |
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| 441 | |
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[e4eebe8] | 442 | /* Return a string name of the given owl color */ |
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| 443 | char *owl_util_color_to_string(int color) |
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| 444 | { |
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[7d4fbcd] | 445 | if (color==OWL_COLOR_BLACK) return("black"); |
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| 446 | if (color==OWL_COLOR_RED) return("red"); |
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| 447 | if (color==OWL_COLOR_GREEN) return("green"); |
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| 448 | if (color==OWL_COLOR_YELLOW) return("yellow"); |
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| 449 | if (color==OWL_COLOR_BLUE) return("blue"); |
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| 450 | if (color==OWL_COLOR_MAGENTA) return("magenta"); |
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| 451 | if (color==OWL_COLOR_CYAN) return("cyan"); |
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| 452 | if (color==OWL_COLOR_WHITE) return("white"); |
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| 453 | if (color==OWL_COLOR_DEFAULT) return("default"); |
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| 454 | return("Unknown color"); |
---|
| 455 | } |
---|
[e1c4636] | 456 | |
---|
[e4eebe8] | 457 | /* Get the default tty name. Caller must free the return */ |
---|
| 458 | char *owl_util_get_default_tty() |
---|
| 459 | { |
---|
[5145235] | 460 | char *out, *tmp; |
---|
[61e79a9] | 461 | |
---|
| 462 | if (getenv("DISPLAY")) { |
---|
| 463 | out=owl_strdup(getenv("DISPLAY")); |
---|
[5145235] | 464 | } else if ((tmp=ttyname(fileno(stdout)))!=NULL) { |
---|
| 465 | out=owl_strdup(tmp); |
---|
[61e79a9] | 466 | if (!strncmp(out, "/dev/", 5)) { |
---|
| 467 | owl_free(out); |
---|
[5145235] | 468 | out=owl_strdup(tmp+5); |
---|
[61e79a9] | 469 | } |
---|
| 470 | } else { |
---|
[5145235] | 471 | out=owl_strdup("unknown"); |
---|
[61e79a9] | 472 | } |
---|
| 473 | return(out); |
---|
| 474 | } |
---|
| 475 | |
---|
| 476 | |
---|
[e4eebe8] | 477 | /* Animation hack */ |
---|
| 478 | void owl_hack_animate() |
---|
| 479 | { |
---|
[4b464a4] | 480 | owl_messagelist *ml; |
---|
| 481 | owl_message *m; |
---|
| 482 | owl_fmtext *fm; |
---|
| 483 | char *text, *ptr; |
---|
| 484 | int place; |
---|
| 485 | |
---|
| 486 | /* grab the first message and make sure its id is 0 */ |
---|
| 487 | ml=owl_global_get_msglist(&g); |
---|
| 488 | m=owl_messagelist_get_element(ml, 0); |
---|
| 489 | if (!m) return; |
---|
| 490 | if (owl_message_get_id(m)!=0) return; |
---|
| 491 | |
---|
| 492 | fm=owl_message_get_fmtext(m); |
---|
| 493 | text=owl_fmtext_get_text(fm); |
---|
| 494 | |
---|
| 495 | ptr=strstr(text, "OvO"); |
---|
| 496 | if (ptr) { |
---|
| 497 | place=ptr-text; |
---|
| 498 | owl_fmtext_set_char(fm, place, '-'); |
---|
| 499 | owl_fmtext_set_char(fm, place+2, '-'); |
---|
| 500 | |
---|
| 501 | owl_mainwin_redisplay(owl_global_get_mainwin(&g)); |
---|
[a15a84f] | 502 | if (owl_popwin_is_active(owl_global_get_popwin(&g))) { |
---|
| 503 | owl_popwin_refresh(owl_global_get_popwin(&g)); |
---|
| 504 | /* TODO: this is a broken kludge */ |
---|
| 505 | if (owl_global_get_viewwin(&g)) { |
---|
| 506 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
---|
| 507 | } |
---|
| 508 | } |
---|
[4b464a4] | 509 | owl_global_set_needrefresh(&g); |
---|
| 510 | return; |
---|
| 511 | } |
---|
| 512 | |
---|
| 513 | ptr=strstr(text, "-v-"); |
---|
| 514 | if (ptr) { |
---|
| 515 | place=ptr-text; |
---|
| 516 | owl_fmtext_set_char(fm, place, 'O'); |
---|
| 517 | owl_fmtext_set_char(fm, place+2, 'O'); |
---|
| 518 | |
---|
| 519 | owl_mainwin_redisplay(owl_global_get_mainwin(&g)); |
---|
[a15a84f] | 520 | if (owl_popwin_is_active(owl_global_get_popwin(&g))) { |
---|
| 521 | owl_popwin_refresh(owl_global_get_popwin(&g)); |
---|
| 522 | /* TODO: this is a broken kludge */ |
---|
| 523 | if (owl_global_get_viewwin(&g)) { |
---|
| 524 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
---|
| 525 | } |
---|
| 526 | } |
---|
[4b464a4] | 527 | owl_global_set_needrefresh(&g); |
---|
| 528 | return; |
---|
| 529 | } |
---|
| 530 | } |
---|
[e1c4636] | 531 | |
---|
[e4eebe8] | 532 | /* strip leading and trailing new lines. Caller must free the |
---|
| 533 | * return. |
---|
| 534 | */ |
---|
| 535 | char *owl_util_stripnewlines(char *in) |
---|
| 536 | { |
---|
[7e3e00a] | 537 | |
---|
| 538 | char *tmp, *ptr1, *ptr2, *out; |
---|
| 539 | |
---|
| 540 | ptr1=tmp=owl_strdup(in); |
---|
| 541 | while (ptr1[0]=='\n') { |
---|
| 542 | ptr1++; |
---|
| 543 | } |
---|
| 544 | ptr2=ptr1+strlen(ptr1)-1; |
---|
[1bb1e67] | 545 | while (ptr2>ptr1 && ptr2[0]=='\n') { |
---|
[7e3e00a] | 546 | ptr2[0]='\0'; |
---|
| 547 | ptr2--; |
---|
| 548 | } |
---|
| 549 | |
---|
| 550 | out=owl_strdup(ptr1); |
---|
| 551 | owl_free(tmp); |
---|
| 552 | return(out); |
---|
| 553 | } |
---|
| 554 | |
---|
[38cf544c] | 555 | /* Delete the line matching "line" from the named file. If no such |
---|
| 556 | * line is found the file is left intact. If backup==1 then create a |
---|
| 557 | * backupfile containing the original contents. This is an |
---|
| 558 | * inefficient impelementation which reads the entire file into |
---|
| 559 | * memory. |
---|
| 560 | */ |
---|
| 561 | void owl_util_file_deleteline(char *filename, char *line, int backup) |
---|
| 562 | { |
---|
| 563 | char buff[LINE], *text; |
---|
[e6449bc] | 564 | char *backupfilename=""; |
---|
| 565 | FILE *file, *backupfile=NULL; |
---|
[38cf544c] | 566 | int size, newline; |
---|
| 567 | |
---|
| 568 | /* open the file for reading */ |
---|
| 569 | file=fopen(filename, "r"); |
---|
| 570 | if (!file) { |
---|
[836ea3a3] | 571 | owl_function_error("Error opening file %s", filename); |
---|
[38cf544c] | 572 | return; |
---|
| 573 | } |
---|
[e6449bc] | 574 | |
---|
[38cf544c] | 575 | /* open the backup file for writing */ |
---|
| 576 | if (backup) { |
---|
| 577 | backupfilename=owl_sprintf("%s.backup", filename); |
---|
| 578 | backupfile=fopen(backupfilename, "w"); |
---|
| 579 | if (!backupfile) { |
---|
[836ea3a3] | 580 | owl_function_error("Error opening file %s for writing", backupfilename); |
---|
[378fa14] | 581 | owl_free(backupfilename); |
---|
[e97c4a30] | 582 | fclose(file); |
---|
[38cf544c] | 583 | return; |
---|
| 584 | } |
---|
| 585 | } |
---|
| 586 | |
---|
| 587 | /* we'll read the entire file into memory, minus the line we don't want and |
---|
| 588 | * and at the same time create the backup file if necessary |
---|
| 589 | */ |
---|
| 590 | text=owl_malloc(LINE); |
---|
| 591 | strcpy(text, ""); |
---|
| 592 | size=LINE; |
---|
| 593 | while (fgets(buff, LINE, file)!=NULL) { |
---|
| 594 | /* strip the newline */ |
---|
| 595 | newline=0; |
---|
| 596 | if (buff[strlen(buff)-1]=='\n') { |
---|
| 597 | buff[strlen(buff)-1]='\0'; |
---|
| 598 | newline=1; |
---|
| 599 | } |
---|
| 600 | |
---|
| 601 | /* if we don't match the line, add to saved text in memory */ |
---|
| 602 | if (strcasecmp(buff, line)) { |
---|
| 603 | size+=LINE; |
---|
| 604 | text=owl_realloc(text, size); |
---|
| 605 | strcat(text, buff); |
---|
| 606 | if (newline) strcat(text, "\n"); |
---|
| 607 | } |
---|
| 608 | |
---|
| 609 | /* write to backupfile if necessary */ |
---|
[6a50af2] | 610 | if (backup) { |
---|
| 611 | fputs(buff, backupfile); |
---|
| 612 | if (newline) fputs("\n", backupfile); |
---|
| 613 | } |
---|
[38cf544c] | 614 | } |
---|
[65ad073] | 615 | if (backup) fclose(backupfile); |
---|
[38cf544c] | 616 | fclose(file); |
---|
| 617 | |
---|
| 618 | /* now rewrite the original file from memory */ |
---|
| 619 | file=fopen(filename, "w"); |
---|
| 620 | if (!file) { |
---|
[836ea3a3] | 621 | owl_function_error("WARNING: Error opening %s for writing. Use %s to restore.", filename, backupfilename); |
---|
[38cf544c] | 622 | owl_function_beep(); |
---|
[e97c4a30] | 623 | } else { |
---|
| 624 | fputs(text, file); |
---|
| 625 | fclose(file); |
---|
[38cf544c] | 626 | } |
---|
| 627 | |
---|
[e97c4a30] | 628 | if (backup) |
---|
| 629 | owl_free(backupfilename); |
---|
| 630 | owl_free(text); |
---|
[38cf544c] | 631 | } |
---|
| 632 | |
---|
[fe67f1f] | 633 | int owl_util_max(int a, int b) |
---|
| 634 | { |
---|
| 635 | if (a>b) return(a); |
---|
| 636 | return(b); |
---|
| 637 | } |
---|
| 638 | |
---|
| 639 | int owl_util_min(int a, int b) |
---|
| 640 | { |
---|
| 641 | if (a<b) return(a); |
---|
| 642 | return(b); |
---|
| 643 | } |
---|
| 644 | |
---|
[7a20e4c] | 645 | /* Return the base class or instance from a zephyr class, by removing |
---|
| 646 | leading `un' or trailing `.d'. |
---|
[be5aa09] | 647 | The caller is responsible for freeing the allocated string. |
---|
[7a20e4c] | 648 | */ |
---|
| 649 | char * owl_util_baseclass(char * class) |
---|
| 650 | { |
---|
[59916e8] | 651 | char *start, *end; |
---|
| 652 | |
---|
[f166580] | 653 | start = class; |
---|
[59916e8] | 654 | while(!strncmp(start, "un", 2)) { |
---|
| 655 | start += 2; |
---|
[7a20e4c] | 656 | } |
---|
[f166580] | 657 | |
---|
| 658 | start = owl_strdup(start); |
---|
[59916e8] | 659 | end = start + strlen(start) - 1; |
---|
[04166e9] | 660 | while(end > start && *end == 'd' && *(end-1) == '.') { |
---|
[7a20e4c] | 661 | end -= 2; |
---|
| 662 | } |
---|
| 663 | *(end + 1) = 0; |
---|
[59916e8] | 664 | |
---|
[f166580] | 665 | return start; |
---|
[7a20e4c] | 666 | } |
---|
| 667 | |
---|
[5376a95] | 668 | char * owl_get_datadir() |
---|
| 669 | { |
---|
| 670 | char * datadir = getenv("BARNOWL_DATA_DIR"); |
---|
| 671 | if(datadir != NULL) |
---|
| 672 | return strchr(datadir, '=') + 1; |
---|
| 673 | return DATADIR; |
---|
| 674 | } |
---|
| 675 | |
---|
| 676 | /* Strips format characters from a valid utf-8 string. Returns the |
---|
| 677 | empty string if 'in' does not validate. */ |
---|
| 678 | char * owl_strip_format_chars(char *in) |
---|
| 679 | { |
---|
| 680 | char *r; |
---|
| 681 | if (g_utf8_validate(in, -1, NULL)) { |
---|
| 682 | char *s, *p; |
---|
| 683 | r = owl_malloc(strlen(in)+1); |
---|
| 684 | r[0] = '\0'; |
---|
| 685 | s = in; |
---|
| 686 | p = strchr(s, OWL_FMTEXT_UC_STARTBYTE_UTF8); |
---|
| 687 | while(p) { |
---|
| 688 | /* If it's a format character, copy up to it, and skip all |
---|
| 689 | immediately following format characters. */ |
---|
[c1522ec] | 690 | if (owl_fmtext_is_format_char(g_utf8_get_char(p))) { |
---|
[5376a95] | 691 | strncat(r, s, p-s); |
---|
| 692 | p = g_utf8_next_char(p); |
---|
[c1522ec] | 693 | while (p && owl_fmtext_is_format_char(g_utf8_get_char(p))) { |
---|
[5376a95] | 694 | p = g_utf8_next_char(p); |
---|
| 695 | } |
---|
| 696 | s = p; |
---|
| 697 | p = strchr(s, OWL_FMTEXT_UC_STARTBYTE_UTF8); |
---|
| 698 | } |
---|
| 699 | else { |
---|
| 700 | p = strchr(p+1, OWL_FMTEXT_UC_STARTBYTE_UTF8); |
---|
| 701 | } |
---|
| 702 | } |
---|
| 703 | if (s) strcat(r,s); |
---|
| 704 | } |
---|
| 705 | else { |
---|
| 706 | r = owl_strdup(""); |
---|
| 707 | } |
---|
| 708 | return r; |
---|
| 709 | } |
---|
| 710 | |
---|
| 711 | /* If in is not UTF-8, convert from ISO-8859-1. We may want to allow |
---|
| 712 | * the caller to specify an alternative in the future. We also strip |
---|
| 713 | * out characters in Unicode Plane 16, as we use that plane internally |
---|
| 714 | * for formatting. |
---|
| 715 | */ |
---|
[6201646] | 716 | char * owl_validate_or_convert(char *in) |
---|
[5376a95] | 717 | { |
---|
[6201646] | 718 | if (g_utf8_validate(in, -1, NULL)) { |
---|
[5376a95] | 719 | return owl_strip_format_chars(in); |
---|
| 720 | } |
---|
| 721 | else { |
---|
[6201646] | 722 | return g_convert(in, -1, |
---|
[5376a95] | 723 | "UTF-8", "ISO-8859-1", |
---|
| 724 | NULL, NULL, NULL); |
---|
| 725 | } |
---|
[89f5338] | 726 | } |
---|
[7b1d048] | 727 | /* Attempts to convert 'in' to ISO-8859-1. Returns that if possible, |
---|
| 728 | else returns UTF-8. |
---|
| 729 | */ |
---|
| 730 | char * owl_get_iso_8859_1_if_possible(char *in) |
---|
| 731 | { |
---|
| 732 | char *out; |
---|
| 733 | if (g_utf8_validate(in, -1, NULL)) { |
---|
| 734 | out = g_convert(in, -1, |
---|
| 735 | "ISO-8859-1", "UTF-8", |
---|
| 736 | NULL, NULL, NULL); |
---|
| 737 | if (!out) { |
---|
| 738 | out = owl_strdup(in); |
---|
| 739 | } |
---|
| 740 | } |
---|
| 741 | else { |
---|
| 742 | out = owl_strdup(""); |
---|
| 743 | } |
---|
| 744 | return out; |
---|
| 745 | } |
---|
[89f5338] | 746 | |
---|
[84027015] | 747 | /* This is based on _extract() and _isCJ() from perl's Text::WrapI18N */ |
---|
| 748 | int owl_util_can_break_after(gunichar c) |
---|
| 749 | { |
---|
| 750 | |
---|
| 751 | if (c == ' ') return 1; |
---|
| 752 | if (c >= 0x3000 && c <= 0x312f) { |
---|
| 753 | /* CJK punctuations, Hiragana, Katakana, Bopomofo */ |
---|
| 754 | if (c == 0x300a || c == 0x300c || c == 0x300e || |
---|
| 755 | c == 0x3010 || c == 0x3014 || c == 0x3016 || |
---|
| 756 | c == 0x3018 || c == 0x301a) |
---|
| 757 | return 0; |
---|
| 758 | return 1; |
---|
| 759 | } |
---|
| 760 | if (c >= 0x31a0 && c <= 0x31bf) {return 1;} /* Bopomofo */ |
---|
| 761 | if (c >= 0x31f0 && c <= 0x31ff) {return 1;} /* Katakana extension */ |
---|
| 762 | if (c >= 0x3400 && c <= 0x9fff) {return 1;} /* Han Ideogram */ |
---|
| 763 | if (c >= 0xf900 && c <= 0xfaff) {return 1;} /* Han Ideogram */ |
---|
| 764 | if (c >= 0x20000 && c <= 0x2ffff) {return 1;} /* Han Ideogram */ |
---|
| 765 | return 0; |
---|
| 766 | } |
---|
| 767 | |
---|
[e1c4636] | 768 | /**************************************************************************/ |
---|
| 769 | /************************* REGRESSION TESTS *******************************/ |
---|
| 770 | /**************************************************************************/ |
---|
| 771 | |
---|
| 772 | #ifdef OWL_INCLUDE_REG_TESTS |
---|
| 773 | |
---|
[0138478] | 774 | #include "test.h" |
---|
[e1c4636] | 775 | |
---|
[e4eebe8] | 776 | int owl_util_regtest(void) |
---|
| 777 | { |
---|
[e1c4636] | 778 | int numfailed=0; |
---|
| 779 | |
---|
[1cf3f8d3] | 780 | printf("# BEGIN testing owl_util\n"); |
---|
[e1c4636] | 781 | |
---|
| 782 | FAIL_UNLESS("owl_util_substitute 1", |
---|
[e3d9c77] | 783 | !strcmp("foo", owl_text_substitute("foo", "", "Y"))); |
---|
| 784 | FAIL_UNLESS("owl_text_substitute 2", |
---|
| 785 | !strcmp("fYZYZ", owl_text_substitute("foo", "o", "YZ"))); |
---|
| 786 | FAIL_UNLESS("owl_text_substitute 3", |
---|
| 787 | !strcmp("foo", owl_text_substitute("fYZYZ", "YZ", "o"))); |
---|
| 788 | FAIL_UNLESS("owl_text_substitute 4", |
---|
| 789 | !strcmp("/u/foo/meep", owl_text_substitute("~/meep", "~", "/u/foo"))); |
---|
[e1c4636] | 790 | |
---|
| 791 | FAIL_UNLESS("skiptokens 1", |
---|
| 792 | !strcmp("bar quux", skiptokens("foo bar quux", 1))); |
---|
| 793 | FAIL_UNLESS("skiptokens 2", |
---|
| 794 | !strcmp("meep", skiptokens("foo 'bar quux' meep", 2))); |
---|
| 795 | |
---|
[af1920fd] | 796 | /* if (numfailed) printf("*** WARNING: failures encountered with owl_util\n"); */ |
---|
[1cf3f8d3] | 797 | printf("# END testing owl_util (%d failures)\n", numfailed); |
---|
[e1c4636] | 798 | return(numfailed); |
---|
| 799 | } |
---|
| 800 | |
---|
| 801 | #endif /* OWL_INCLUDE_REG_TESTS */ |
---|