1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: misc.c |
2 | * File: misc.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
… | |
… | |
25 | |
25 | |
26 | #include "../config.h" /* NECESSARY */ |
26 | #include "../config.h" /* NECESSARY */ |
27 | #include "rxvt.h" /* NECESSARY */ |
27 | #include "rxvt.h" /* NECESSARY */ |
28 | #include "misc.intpro" /* PROTOS for internal routines */ |
28 | #include "misc.intpro" /* PROTOS for internal routines */ |
29 | |
29 | |
30 | /* EXTPROTO */ |
|
|
31 | char * |
30 | char * |
32 | rxvt_wcstombs (const wchar_t *str, int len) |
31 | rxvt_wcstombs (const wchar_t *str, int len) |
33 | { |
32 | { |
|
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33 | if (len < 0) len = wcslen (str); |
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34 | |
34 | mbstate mbs; |
35 | mbstate mbs; |
35 | char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); |
36 | char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); |
36 | |
37 | |
37 | char *dst = r; |
38 | char *dst = r; |
38 | while (len--) |
39 | while (len--) |
… | |
… | |
47 | *dst++ = 0; |
48 | *dst++ = 0; |
48 | |
49 | |
49 | return r; |
50 | return r; |
50 | } |
51 | } |
51 | |
52 | |
52 | /* EXTPROTO */ |
53 | wchar_t * |
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54 | rxvt_mbstowcs (const char *str, int len) |
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55 | { |
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56 | if (len < 0) len = strlen (str); |
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57 | |
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58 | wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t)); |
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59 | |
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60 | if (mbstowcs (r, str, len + 1) < 0) |
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61 | *r = 0; |
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62 | |
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63 | return r; |
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64 | } |
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65 | |
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66 | char * |
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67 | rxvt_wcstoutf8 (const wchar_t *str, int len) |
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68 | { |
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69 | if (len < 0) len = wcslen (str); |
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70 | |
|
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71 | char *r = (char *)rxvt_malloc (len * 4 + 1); |
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72 | char *p = r; |
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73 | |
|
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74 | while (len--) |
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75 | { |
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76 | unicode_t w = *str++; |
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77 | |
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78 | if (w < 0x000080) |
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79 | *p++ = w; |
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80 | else if (w < 0x000800) |
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81 | *p++ = 0xc0 | ( w >> 6), |
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82 | *p++ = 0x80 | ( w & 0x3f); |
|
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83 | else if (w < 0x010000) |
|
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84 | *p++ = 0xe0 | ( w >> 12 ), |
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85 | *p++ = 0x80 | ((w >> 6) & 0x3f), |
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86 | *p++ = 0x80 | ( w & 0x3f); |
|
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87 | else if (w < 0x110000) |
|
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88 | *p++ = 0xf0 | ( w >> 18), |
|
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89 | *p++ = 0x80 | ((w >> 12) & 0x3f), |
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90 | *p++ = 0x80 | ((w >> 6) & 0x3f), |
|
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91 | *p++ = 0x80 | ( w & 0x3f); |
|
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92 | else |
|
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93 | *p++ = '?'; |
|
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94 | } |
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95 | |
|
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96 | *p = 0; |
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97 | |
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98 | return r; |
|
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99 | } |
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100 | |
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101 | wchar_t * |
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102 | rxvt_utf8towcs (const char *str, int len) |
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103 | { |
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104 | if (len < 0) len = strlen (str); |
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105 | |
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106 | wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t)); |
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107 | wchar_t *p = r; |
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108 | |
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109 | unsigned char *s = (unsigned char *)str; |
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110 | |
|
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111 | while (len--) |
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112 | { |
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113 | if (s[0] < 0x80) |
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114 | *p++ = *s++; |
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115 | else if (len > 0 |
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116 | && s[0] >= 0xc2 && s[0] <= 0xdf |
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117 | && (s[1] & 0xc0) == 0x80) |
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118 | { |
|
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119 | *p++ = ((s[0] & 0x1f) << 6) |
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120 | | (s[1] & 0x3f); |
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121 | s += 2; |
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122 | } |
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123 | else if (len > 1 |
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124 | && ( (s[0] == 0xe0 && s[1] >= 0xa0 && s[1] <= 0xbf) |
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125 | || (s[0] >= 0xe1 && s[0] <= 0xec && s[1] >= 0x80 && s[1] <= 0xbf) |
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126 | || (s[0] == 0xed && s[1] >= 0x80 && s[1] <= 0x9f) |
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127 | || (s[0] >= 0xee && s[0] <= 0xef && s[1] >= 0x80 && s[1] <= 0xbf) |
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128 | ) |
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129 | && (s[2] & 0xc0) == 0x80) |
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130 | { |
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131 | *p++ = ((s[0] & 0x0f) << 12) |
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132 | | ((s[1] & 0x3f) << 6) |
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133 | | (s[2] & 0x3f); |
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134 | s += 3; |
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135 | } |
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136 | else if (len > 2 |
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137 | && ( (s[0] == 0xf0 && s[1] >= 0x90 && s[1] <= 0xbf) |
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138 | || (s[0] >= 0xf1 && s[0] <= 0xf3 && s[1] >= 0x80 && s[1] <= 0xbf) |
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139 | || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f) |
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140 | ) |
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141 | && (s[2] & 0xc0) == 0x80 |
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142 | && (s[3] & 0xc0) == 0x80) |
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143 | { |
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144 | *p++ = ((s[0] & 0x07) << 18) |
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145 | | ((s[1] & 0x3f) << 12) |
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146 | | ((s[2] & 0x3f) << 6) |
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147 | | (s[3] & 0x3f); |
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148 | s += 4; |
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149 | } |
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150 | else |
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151 | { |
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152 | *p++ = 0xfffd; |
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153 | s++; |
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154 | } |
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155 | } |
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156 | |
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157 | *p = 0; |
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158 | |
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159 | return r; |
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160 | } |
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161 | |
53 | char * |
162 | char * |
54 | rxvt_strdup (const char *str) |
163 | rxvt_strdup (const char *str) |
55 | { |
164 | { |
56 | return str ? strdup (str) : 0; |
165 | return str ? strdup (str) : 0; |
57 | } |
166 | } |
58 | |
167 | |
59 | /* EXTPROTO */ |
168 | /* INTPROTO */ |
60 | char * |
169 | char * |
61 | rxvt_r_basename (const char *str) |
170 | rxvt_r_basename (const char *str) |
62 | { |
171 | { |
63 | char *base = STRRCHR (str, '/'); |
172 | char *base = strrchr (str, '/'); |
64 | |
173 | |
65 | return (char *) (base ? base + 1 : str); |
174 | return (char *) (base ? base + 1 : str); |
66 | } |
175 | } |
67 | |
176 | |
68 | /* |
177 | /* |
69 | * Print an error message |
178 | * Print an error message |
70 | */ |
179 | */ |
71 | /* EXTPROTO */ |
180 | /* INTPROTO */ |
72 | void |
181 | void |
73 | rxvt_vlog (const char *fmt, va_list arg_ptr) |
182 | rxvt_vlog (const char *fmt, va_list arg_ptr) |
74 | { |
183 | { |
75 | char msg[1024]; |
184 | char msg[1024]; |
76 | |
185 | |
… | |
… | |
80 | (*GET_R->log_hook) (msg); |
189 | (*GET_R->log_hook) (msg); |
81 | else |
190 | else |
82 | write (STDOUT_FILENO, msg, strlen (msg)); |
191 | write (STDOUT_FILENO, msg, strlen (msg)); |
83 | } |
192 | } |
84 | |
193 | |
85 | /* EXTPROTO */ |
194 | /* INTPROTO */ |
86 | void |
195 | void |
87 | rxvt_log (const char *fmt,...) |
196 | rxvt_log (const char *fmt,...) |
88 | { |
197 | { |
89 | va_list arg_ptr; |
198 | va_list arg_ptr; |
90 | |
199 | |
… | |
… | |
94 | } |
203 | } |
95 | |
204 | |
96 | /* |
205 | /* |
97 | * Print an error message |
206 | * Print an error message |
98 | */ |
207 | */ |
99 | /* EXTPROTO */ |
208 | /* INTPROTO */ |
100 | void |
209 | void |
101 | rxvt_warn (const char *fmt,...) |
210 | rxvt_warn (const char *fmt,...) |
102 | { |
211 | { |
103 | va_list arg_ptr; |
212 | va_list arg_ptr; |
104 | |
213 | |
… | |
… | |
107 | va_start (arg_ptr, fmt); |
216 | va_start (arg_ptr, fmt); |
108 | rxvt_vlog (fmt, arg_ptr); |
217 | rxvt_vlog (fmt, arg_ptr); |
109 | va_end (arg_ptr); |
218 | va_end (arg_ptr); |
110 | } |
219 | } |
111 | |
220 | |
112 | /* EXTPROTO */ |
221 | /* INTPROTO */ |
113 | void |
222 | void |
114 | rxvt_fatal (const char *fmt,...) |
223 | rxvt_fatal (const char *fmt,...) |
115 | { |
224 | { |
116 | va_list arg_ptr; |
225 | va_list arg_ptr; |
117 | |
226 | |
… | |
… | |
124 | rxvt_exit_failure (); |
233 | rxvt_exit_failure (); |
125 | } |
234 | } |
126 | |
235 | |
127 | class rxvt_failure_exception rxvt_failure_exception; |
236 | class rxvt_failure_exception rxvt_failure_exception; |
128 | |
237 | |
129 | /* EXTPROTO */ |
238 | /* INTPROTO */ |
130 | void |
239 | void |
131 | rxvt_exit_failure () |
240 | rxvt_exit_failure () |
132 | { |
241 | { |
133 | throw (rxvt_failure_exception); |
242 | throw (rxvt_failure_exception); |
134 | } |
243 | } |
… | |
… | |
137 | * check that the first characters of S1 match S2 |
246 | * check that the first characters of S1 match S2 |
138 | * |
247 | * |
139 | * No Match |
248 | * No Match |
140 | * return: 0 |
249 | * return: 0 |
141 | * Match |
250 | * Match |
142 | * return: STRLEN (S2) |
251 | * return: strlen (S2) |
143 | */ |
252 | */ |
144 | /* EXTPROTO */ |
253 | /* INTPROTO */ |
145 | int |
254 | int |
146 | rxvt_Str_match (const char *s1, const char *s2) |
255 | rxvt_Str_match (const char *s1, const char *s2) |
147 | { |
256 | { |
148 | int n = STRLEN (s2); |
257 | int n = strlen (s2); |
149 | |
258 | |
150 | return ((STRNCMP (s1, s2, n) == 0) ? n : 0); |
259 | return ((strncmp (s1, s2, n) == 0) ? n : 0); |
151 | } |
260 | } |
152 | |
261 | |
153 | /* EXTPROTO */ |
262 | /* INTPROTO */ |
154 | const char * |
263 | const char * |
155 | rxvt_Str_skip_space (const char *str) |
264 | rxvt_Str_skip_space (const char *str) |
156 | { |
265 | { |
157 | if (str) |
266 | if (str) |
158 | while (*str && isspace (*str)) |
267 | while (*str && isspace (*str)) |
… | |
… | |
163 | |
272 | |
164 | /* |
273 | /* |
165 | * remove leading/trailing space and strip-off leading/trailing quotes. |
274 | * remove leading/trailing space and strip-off leading/trailing quotes. |
166 | * in place. |
275 | * in place. |
167 | */ |
276 | */ |
168 | /* EXTPROTO */ |
277 | /* INTPROTO */ |
169 | char * |
278 | char * |
170 | rxvt_Str_trim (char *str) |
279 | rxvt_Str_trim (char *str) |
171 | { |
280 | { |
172 | char *r, *s; |
281 | char *r, *s; |
173 | int n; |
282 | int n; |
… | |
… | |
212 | * "M-x" prefixed strings, append "\r" if needed |
321 | * "M-x" prefixed strings, append "\r" if needed |
213 | * "\E]" prefixed strings (XTerm escape sequence) append ST if needed |
322 | * "\E]" prefixed strings (XTerm escape sequence) append ST if needed |
214 | * |
323 | * |
215 | * returns the converted string length |
324 | * returns the converted string length |
216 | */ |
325 | */ |
217 | /* EXTPROTO */ |
326 | /* INTPROTO */ |
218 | int |
327 | int |
219 | rxvt_Str_escaped (char *str) |
328 | rxvt_Str_escaped (char *str) |
220 | { |
329 | { |
221 | char ch, *s, *d; |
330 | char ch, *s, *d; |
222 | int i, num, append = 0; |
331 | int i, num, append = 0; |
… | |
… | |
290 | * Split a comma-separated string into an array, stripping leading and |
399 | * Split a comma-separated string into an array, stripping leading and |
291 | * trailing spaces (and paired quotes) from each entry. Empty strings |
400 | * trailing spaces (and paired quotes) from each entry. Empty strings |
292 | * are properly returned |
401 | * are properly returned |
293 | * Caller should free each entry and array when done |
402 | * Caller should free each entry and array when done |
294 | */ |
403 | */ |
295 | /* EXTPROTO */ |
404 | /* INTPROTO */ |
296 | char ** |
405 | char ** |
297 | rxvt_splitcommastring (const char *cs) |
406 | rxvt_splitcommastring (const char *cs) |
298 | { |
407 | { |
299 | int l, n, p; |
408 | int l, n, p; |
300 | const char *s, *t; |
409 | const char *s, *t; |
… | |
… | |
320 | s = ++t; |
429 | s = ++t; |
321 | } |
430 | } |
322 | return ret; |
431 | return ret; |
323 | } |
432 | } |
324 | |
433 | |
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434 | void |
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435 | rxvt_freecommastring (char **cs) |
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436 | { |
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437 | for (int i = 0; cs[i]; ++i) |
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438 | free (cs[i]); |
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439 | |
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440 | free (cs); |
|
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441 | } |
|
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442 | |
325 | /*----------------------------------------------------------------------* |
443 | /*----------------------------------------------------------------------* |
326 | * file searching |
444 | * file searching |
327 | */ |
445 | */ |
328 | |
446 | |
329 | /* #define DEBUG_SEARCH_PATH */ |
447 | /* #define DEBUG_SEARCH_PATH */ |
… | |
… | |
342 | int maxpath, len; |
460 | int maxpath, len; |
343 | const char *p, *path; |
461 | const char *p, *path; |
344 | char name[256]; |
462 | char name[256]; |
345 | |
463 | |
346 | if (!access (file, R_OK)) /* found (plain name) in current directory */ |
464 | if (!access (file, R_OK)) /* found (plain name) in current directory */ |
347 | return STRDUP (file); |
465 | return strdup (file); |
348 | |
466 | |
349 | /* semi-colon delimited */ |
467 | /* semi-colon delimited */ |
350 | if ((p = STRCHR (file, ';'))) |
468 | if ((p = strchr (file, ';'))) |
351 | len = (p - file); |
469 | len = (p - file); |
352 | else |
470 | else |
353 | len = STRLEN (file); |
471 | len = strlen (file); |
354 | |
472 | |
355 | #ifdef DEBUG_SEARCH_PATH |
473 | #ifdef DEBUG_SEARCH_PATH |
356 | getcwd (name, sizeof (name)); |
474 | getcwd (name, sizeof (name)); |
357 | fprintf (stderr, "pwd: \"%s\"\n", name); |
475 | fprintf (stderr, "pwd: \"%s\"\n", name); |
358 | fprintf (stderr, "find: \"%.*s\"\n", len, file); |
476 | fprintf (stderr, "find: \"%.*s\"\n", len, file); |
359 | #endif |
477 | #endif |
360 | |
478 | |
361 | /* leave room for an extra '/' and trailing '\0' */ |
479 | /* leave room for an extra '/' and trailing '\0' */ |
362 | maxpath = sizeof (name) - (len + (ext ? STRLEN (ext) : 0) + 2); |
480 | maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
363 | if (maxpath <= 0) |
481 | if (maxpath <= 0) |
364 | return NULL; |
482 | return NULL; |
365 | |
483 | |
366 | /* check if we can find it now */ |
484 | /* check if we can find it now */ |
367 | STRNCPY (name, file, len); |
485 | strncpy (name, file, len); |
368 | name[len] = '\0'; |
486 | name[len] = '\0'; |
369 | |
487 | |
370 | if (!access (name, R_OK)) |
488 | if (!access (name, R_OK)) |
371 | return STRDUP (name); |
489 | return strdup (name); |
372 | if (ext) |
490 | if (ext) |
373 | { |
491 | { |
374 | STRCAT (name, ext); |
492 | strcat (name, ext); |
375 | if (!access (name, R_OK)) |
493 | if (!access (name, R_OK)) |
376 | return STRDUP (name); |
494 | return strdup (name); |
377 | } |
495 | } |
378 | for (path = pathlist; path != NULL && *path != '\0'; path = p) |
496 | for (path = pathlist; path != NULL && *path != '\0'; path = p) |
379 | { |
497 | { |
380 | int n; |
498 | int n; |
381 | |
499 | |
382 | /* colon delimited */ |
500 | /* colon delimited */ |
383 | if ((p = STRCHR (path, ':')) == NULL) |
501 | if ((p = strchr (path, ':')) == NULL) |
384 | p = STRCHR (path, '\0'); |
502 | p = strchr (path, '\0'); |
385 | |
503 | |
386 | n = (p - path); |
504 | n = (p - path); |
387 | if (*p != '\0') |
505 | if (*p != '\0') |
388 | p++; |
506 | p++; |
389 | |
507 | |
390 | if (n > 0 && n <= maxpath) |
508 | if (n > 0 && n <= maxpath) |
391 | { |
509 | { |
392 | STRNCPY (name, path, n); |
510 | strncpy (name, path, n); |
393 | if (name[n - 1] != '/') |
511 | if (name[n - 1] != '/') |
394 | name[n++] = '/'; |
512 | name[n++] = '/'; |
395 | name[n] = '\0'; |
513 | name[n] = '\0'; |
396 | STRNCAT (name, file, len); |
514 | strncat (name, file, len); |
397 | |
515 | |
398 | if (!access (name, R_OK)) |
516 | if (!access (name, R_OK)) |
399 | return STRDUP (name); |
517 | return strdup (name); |
400 | if (ext) |
518 | if (ext) |
401 | { |
519 | { |
402 | STRCAT (name, ext); |
520 | strcat (name, ext); |
403 | if (!access (name, R_OK)) |
521 | if (!access (name, R_OK)) |
404 | return STRDUP (name); |
522 | return strdup (name); |
405 | } |
523 | } |
406 | } |
524 | } |
407 | } |
525 | } |
408 | return NULL; |
526 | return NULL; |
409 | } |
527 | } |
410 | |
528 | |
411 | /* EXTPROTO */ |
529 | /* INTPROTO */ |
412 | char * |
530 | char * |
413 | rxvt_File_find (const char *file, const char *ext, const char *path) |
531 | rxvt_File_find (const char *file, const char *ext, const char *path) |
414 | { |
532 | { |
415 | char *f; |
533 | char *f; |
416 | |
534 | |
… | |
… | |
439 | |
557 | |
440 | /* |
558 | /* |
441 | * Draw top/left and bottom/right border shadows around windows |
559 | * Draw top/left and bottom/right border shadows around windows |
442 | */ |
560 | */ |
443 | #if defined(RXVT_SCROLLBAR) || defined(MENUBAR) |
561 | #if defined(RXVT_SCROLLBAR) || defined(MENUBAR) |
444 | /* EXTPROTO */ |
562 | /* INTPROTO */ |
445 | void |
563 | void |
446 | rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) |
564 | rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) |
447 | { |
565 | { |
448 | int shadow; |
566 | int shadow; |
449 | |
567 | |
… | |
… | |
460 | } |
578 | } |
461 | #endif |
579 | #endif |
462 | |
580 | |
463 | /* button shapes */ |
581 | /* button shapes */ |
464 | #ifdef MENUBAR |
582 | #ifdef MENUBAR |
465 | /* EXTPROTO */ |
583 | /* INTPROTO */ |
466 | void |
584 | void |
467 | rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) |
585 | rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) |
468 | { |
586 | { |
469 | switch (type) |
587 | switch (type) |
470 | { |
588 | { |