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Commit | Line | Data |
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d9bae1a1 | 1 | #include "cache.h" |
b2141fc1 | 2 | #include "config.h" |
be58e70d | 3 | #include "userdiff.h" |
be58e70d JK |
4 | #include "attr.h" |
5 | ||
6 | static struct userdiff_driver *drivers; | |
7 | static int ndrivers; | |
8 | static int drivers_alloc; | |
9 | ||
ae3b970a | 10 | #define PATTERNS(name, pattern, word_regex) \ |
664d44ee JN |
11 | { name, NULL, -1, { pattern, REG_EXTENDED }, \ |
12 | word_regex "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+" } | |
909a5494 | 13 | #define IPATTERN(name, pattern, word_regex) \ |
664d44ee JN |
14 | { name, NULL, -1, { pattern, REG_EXTENDED | REG_ICASE }, \ |
15 | word_regex "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+" } | |
be58e70d | 16 | static struct userdiff_driver builtin_drivers[] = { |
e90d065e | 17 | IPATTERN("ada", |
39a87a29 | 18 | "!^(.*[ \t])?(is[ \t]+new|renames|is[ \t]+separate)([ \t].*)?$\n" |
e90d065e AJ |
19 | "!^[ \t]*with[ \t].*$\n" |
20 | "^[ \t]*((procedure|function)[ \t]+.*)$\n" | |
21 | "^[ \t]*((package|protected|task)[ \t]+.*)$", | |
22 | /* -- */ | |
23 | "[a-zA-Z][a-zA-Z0-9_]*" | |
39a87a29 | 24 | "|[-+]?[0-9][0-9#_.aAbBcCdDeEfF]*([eE][+-]?[0-9_]+)?" |
e90d065e | 25 | "|=>|\\.\\.|\\*\\*|:=|/=|>=|<=|<<|>>|<>"), |
2ff6c346 VE |
26 | PATTERNS("bash", |
27 | /* Optional leading indentation */ | |
28 | "^[ \t]*" | |
29 | /* Start of captured text */ | |
30 | "(" | |
31 | "(" | |
32 | /* POSIX identifier with mandatory parentheses */ | |
33 | "[a-zA-Z_][a-zA-Z0-9_]*[ \t]*\\([ \t]*\\))" | |
34 | "|" | |
35 | /* Bashism identifier with optional parentheses */ | |
36 | "(function[ \t]+[a-zA-Z_][a-zA-Z0-9_]*(([ \t]*\\([ \t]*\\))|([ \t]+))" | |
37 | ")" | |
38 | /* Optional whitespace */ | |
39 | "[ \t]*" | |
40 | /* Compound command starting with `{`, `(`, `((` or `[[` */ | |
41 | "(\\{|\\(\\(?|\\[\\[)" | |
42 | /* End of captured text */ | |
43 | ")", | |
44 | /* -- */ | |
45 | /* Characters not in the default $IFS value */ | |
46 | "[^ \t]+"), | |
3c81760b SB |
47 | PATTERNS("dts", |
48 | "!;\n" | |
8da56a48 | 49 | "!=\n" |
3c81760b | 50 | /* lines beginning with a word optionally preceded by '&' or the root */ |
8da56a48 | 51 | "^[ \t]*((/[ \t]*\\{|&?[a-zA-Z_]).*)", |
3c81760b SB |
52 | /* -- */ |
53 | /* Property names and math operators */ | |
54 | "[a-zA-Z0-9,._+?#-]+" | |
55 | "|[-+*/%&^|!~]|>>|<<|&&|\\|\\|"), | |
a807200f ŁN |
56 | PATTERNS("elixir", |
57 | "^[ \t]*((def(macro|module|impl|protocol|p)?|test)[ \t].*)$", | |
d1b1384d | 58 | /* -- */ |
a807200f | 59 | /* Atoms, names, and module attributes */ |
d1b1384d | 60 | "[@:]?[a-zA-Z0-9@_?!]+" |
a807200f ŁN |
61 | /* Numbers with specific base */ |
62 | "|[-+]?0[xob][0-9a-fA-F]+" | |
63 | /* Numbers */ | |
64 | "|[-+]?[0-9][0-9_.]*([eE][-+]?[0-9_]+)?" | |
65 | /* Operators and atoms that represent them */ | |
66 | "|:?(\\+\\+|--|\\.\\.|~~~|<>|\\^\\^\\^|<?\\|>|<<<?|>?>>|<<?~|~>?>|<~>|<=|>=|===?|!==?|=~|&&&?|\\|\\|\\|?|=>|<-|\\\\\\\\|->)" | |
67 | /* Not real operators, but should be grouped */ | |
68 | "|:?%[A-Za-z0-9_.]\\{\\}?"), | |
909a5494 | 69 | IPATTERN("fortran", |
b79e6925 | 70 | /* Don't match comment lines */ |
909a5494 | 71 | "!^([C*]|[ \t]*!)\n" |
b79e6925 | 72 | /* Don't match 'module procedure' lines */ |
909a5494 | 73 | "!^[ \t]*MODULE[ \t]+PROCEDURE[ \t]\n" |
b79e6925 | 74 | /* Program, module, block data */ |
909a5494 | 75 | "^[ \t]*((END[ \t]+)?(PROGRAM|MODULE|BLOCK[ \t]+DATA" |
b79e6925 | 76 | /* Subroutines and functions */ |
75c3b6b2 | 77 | "|([^!'\" \t]+[ \t]+)*(SUBROUTINE|FUNCTION))[ \t]+[A-Z].*)$", |
909a5494 BC |
78 | /* -- */ |
79 | "[a-zA-Z][a-zA-Z0-9_]*" | |
80 | "|\\.([Ee][Qq]|[Nn][Ee]|[Gg][TtEe]|[Ll][TtEe]|[Tt][Rr][Uu][Ee]|[Ff][Aa][Ll][Ss][Ee]|[Aa][Nn][Dd]|[Oo][Rr]|[Nn]?[Ee][Qq][Vv]|[Nn][Oo][Tt])\\." | |
81 | /* numbers and format statements like 2E14.4, or ES12.6, 9X. | |
82 | * Don't worry about format statements without leading digits since | |
83 | * they would have been matched above as a variable anyway. */ | |
84 | "|[-+]?[0-9.]+([AaIiDdEeFfLlTtXx][Ss]?[-+]?[0-9.]*)?(_[a-zA-Z0-9][a-zA-Z0-9_]*)?" | |
664d44ee | 85 | "|//|\\*\\*|::|[/<>=]="), |
69f9c87d ZB |
86 | IPATTERN("fountain", "^((\\.[^.]|(int|ext|est|int\\.?/ext|i/e)[. ]).*)$", |
87 | "[^ \t-]+"), | |
1dbf0c0a AG |
88 | PATTERNS("golang", |
89 | /* Functions */ | |
90 | "^[ \t]*(func[ \t]*.*(\\{[ \t]*)?)\n" | |
91 | /* Structs and interfaces */ | |
92 | "^[ \t]*(type[ \t].*(struct|interface)[ \t]*(\\{[ \t]*)?)", | |
93 | /* -- */ | |
94 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
95 | "|[-+0-9.eE]+i?|0[xX]?[0-9a-fA-F]+i?" | |
96 | "|[-+*/<>%&^|=!:]=|--|\\+\\+|<<=?|>>=?|&\\^=?|&&|\\|\\||<-|\\.{3}"), | |
9c03caca | 97 | PATTERNS("html", "^[ \t]*(<[Hh][1-6]([ \t].*)?>.*)$", |
664d44ee | 98 | "[^<>= \t]+"), |
80c49c3d | 99 | PATTERNS("java", |
be58e70d | 100 | "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n" |
959e2e64 PB |
101 | "^[ \t]*(([A-Za-z_][A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$", |
102 | /* -- */ | |
80c49c3d TR |
103 | "[a-zA-Z_][a-zA-Z0-9_]*" |
104 | "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" | |
105 | "|[-+*/<>%&^|=!]=" | |
664d44ee | 106 | "|--|\\+\\+|<<=?|>>>?=?|&&|\\|\\|"), |
09dad925 AH |
107 | PATTERNS("markdown", |
108 | "^ {0,3}#{1,6}[ \t].*", | |
109 | "[^<>= \t]+"), | |
53b10a14 | 110 | PATTERNS("matlab", |
2731a784 BL |
111 | /* |
112 | * Octave pattern is mostly the same as matlab, except that '%%%' and | |
91bf382f | 113 | * '##' can also be used to begin code sections, in addition to '%%' |
2731a784 BL |
114 | * that is understood by both. |
115 | */ | |
91bf382f | 116 | "^[[:space:]]*((classdef|function)[[:space:]].*)$|^(%%%?|##)[[:space:]].*$", |
53b10a14 | 117 | "[a-zA-Z_][a-zA-Z0-9_]*|[-+0-9.e]+|[=~<>]=|\\.[*/\\^']|\\|\\||&&"), |
80c49c3d | 118 | PATTERNS("objc", |
be58e70d JK |
119 | /* Negate C statements that can look like functions */ |
120 | "!^[ \t]*(do|for|if|else|return|switch|while)\n" | |
121 | /* Objective-C methods */ | |
122 | "^[ \t]*([-+][ \t]*\\([ \t]*[A-Za-z_][A-Za-z_0-9* \t]*\\)[ \t]*[A-Za-z_].*)$\n" | |
123 | /* C functions */ | |
959e2e64 | 124 | "^[ \t]*(([A-Za-z_][A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$\n" |
be58e70d | 125 | /* Objective-C class/protocol definitions */ |
80c49c3d TR |
126 | "^(@(implementation|interface|protocol)[ \t].*)$", |
127 | /* -- */ | |
128 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
129 | "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" | |
664d44ee | 130 | "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), |
80c49c3d | 131 | PATTERNS("pascal", |
ad5b6942 | 132 | "^(((class[ \t]+)?(procedure|function)|constructor|destructor|interface|" |
be58e70d JK |
133 | "implementation|initialization|finalization)[ \t]*.*)$" |
134 | "\n" | |
80c49c3d TR |
135 | "^(.*=[ \t]*(class|record).*)$", |
136 | /* -- */ | |
137 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
138 | "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+" | |
664d44ee | 139 | "|<>|<=|>=|:=|\\.\\."), |
71a5d4bc | 140 | PATTERNS("perl", |
ea2ca449 JN |
141 | "^package .*\n" |
142 | "^sub [[:alnum:]_':]+[ \t]*" | |
143 | "(\\([^)]*\\)[ \t]*)?" /* prototype */ | |
144 | /* | |
145 | * Attributes. A regex can't count nested parentheses, | |
146 | * so just slurp up whatever we see, taking care not | |
147 | * to accept lines like "sub foo; # defined elsewhere". | |
148 | * | |
149 | * An attribute could contain a semicolon, but at that | |
150 | * point it seems reasonable enough to give up. | |
151 | */ | |
152 | "(:[^;#]*)?" | |
153 | "(\\{[ \t]*)?" /* brace can come here or on the next line */ | |
154 | "(#.*)?$\n" /* comment */ | |
f143d9c6 | 155 | "^(BEGIN|END|INIT|CHECK|UNITCHECK|AUTOLOAD|DESTROY)[ \t]*" |
ea2ca449 JN |
156 | "(\\{[ \t]*)?" /* brace can come here or on the next line */ |
157 | "(#.*)?$\n" | |
12f0967a | 158 | "^=head[0-9] .*", /* POD */ |
71a5d4bc JN |
159 | /* -- */ |
160 | "[[:alpha:]_'][[:alnum:]_']*" | |
161 | "|0[xb]?[0-9a-fA-F_]*" | |
162 | /* taking care not to interpret 3..5 as (3.)(.5) */ | |
163 | "|[0-9a-fA-F_]+(\\.[0-9a-fA-F_]+)?([eE][-+]?[0-9_]+)?" | |
164 | "|=>|-[rwxoRWXOezsfdlpSugkbctTBMAC>]|~~|::" | |
165 | "|&&=|\\|\\|=|//=|\\*\\*=" | |
166 | "|&&|\\|\\||//|\\+\\+|--|\\*\\*|\\.\\.\\.?" | |
167 | "|[-+*/%.^&<>=!|]=" | |
168 | "|=~|!~" | |
664d44ee | 169 | "|<<|<>|<=>|>>"), |
6d2f208c | 170 | PATTERNS("php", |
aff92827 | 171 | "^[\t ]*(((public|protected|private|static|abstract|final)[\t ]+)*function.*)$\n" |
1ab63164 | 172 | "^[\t ]*((((final|abstract)[\t ]+)?class|interface|trait).*)$", |
80c49c3d TR |
173 | /* -- */ |
174 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
175 | "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+" | |
664d44ee | 176 | "|[-+*/<>%&^|=!.]=|--|\\+\\+|<<=?|>>=?|===|&&|\\|\\||::|->"), |
077a1fda | 177 | PATTERNS("python", "^[ \t]*((class|(async[ \t]+)?def)[ \t].*)$", |
80c49c3d TR |
178 | /* -- */ |
179 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
180 | "|[-+0-9.e]+[jJlL]?|0[xX]?[0-9a-fA-F]+[lL]?" | |
664d44ee | 181 | "|[-+*/<>%&^|=!]=|//=?|<<=?|>>=?|\\*\\*=?"), |
80c49c3d TR |
182 | /* -- */ |
183 | PATTERNS("ruby", "^[ \t]*((class|module|def)[ \t].*)$", | |
184 | /* -- */ | |
185 | "(@|@@|\\$)?[a-zA-Z_][a-zA-Z0-9_]*" | |
186 | "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+|\\?(\\\\C-)?(\\\\M-)?." | |
664d44ee | 187 | "|//=?|[-+*/<>%&^|=!]=|<<=?|>>=?|===|\\.{1,3}|::|[!=]~"), |
d74e7860 | 188 | PATTERNS("rust", |
a04c7e0f | 189 | "^[\t ]*((pub(\\([^\\)]+\\))?[\t ]+)?((async|const|unsafe|extern([\t ]+\"[^\"]+\"))[\t ]+)?(struct|enum|union|mod|trait|fn|impl|macro_rules!)[< \t]+[^;]*)$", |
d74e7860 MAL |
190 | /* -- */ |
191 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
33be7b38 | 192 | "|[0-9][0-9_a-fA-Fiosuxz]*(\\.([0-9]*[eE][+-]?)?[0-9_fF]*)?" |
d74e7860 | 193 | "|[-+*\\/<>%&^|=!:]=|<<=?|>>=?|&&|\\|\\||->|=>|\\.{2}=|\\.{3}|::"), |
80c49c3d TR |
194 | PATTERNS("bibtex", "(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$", |
195 | "[={}\"]|[^={}\" \t]+"), | |
196 | PATTERNS("tex", "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$", | |
664d44ee | 197 | "\\\\[a-zA-Z@]+|\\\\.|[a-zA-Z0-9\x80-\xff]+"), |
80c49c3d TR |
198 | PATTERNS("cpp", |
199 | /* Jump targets or access declarations */ | |
8a2e8da3 JS |
200 | "!^[ \t]*[A-Za-z_][A-Za-z_0-9]*:[[:space:]]*($|/[/*])\n" |
201 | /* functions/methods, variables, and compounds at top level */ | |
202 | "^((::[[:space:]]*)?[A-Za-z_].*)$", | |
80c49c3d TR |
203 | /* -- */ |
204 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
abf8f986 | 205 | "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lLuU]*" |
407e07f2 | 206 | "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->\\*?|\\.\\*"), |
b221207d PO |
207 | PATTERNS("csharp", |
208 | /* Keywords */ | |
209 | "!^[ \t]*(do|while|for|if|else|instanceof|new|return|switch|case|throw|catch|using)\n" | |
210 | /* Methods and constructors */ | |
a12cec99 | 211 | "^[ \t]*(((static|public|internal|private|protected|new|virtual|sealed|override|unsafe|async)[ \t]+)*[][<>@.~_[:alnum:]]+[ \t]+[<>@._[:alnum:]]+[ \t]*\\(.*\\))[ \t]*$\n" |
b221207d PO |
212 | /* Properties */ |
213 | "^[ \t]*(((static|public|internal|private|protected|new|virtual|sealed|override|unsafe)[ \t]+)*[][<>@.~_[:alnum:]]+[ \t]+[@._[:alnum:]]+)[ \t]*$\n" | |
214 | /* Type definitions */ | |
215 | "^[ \t]*(((static|public|internal|private|protected|new|unsafe|sealed|abstract|partial)[ \t]+)*(class|enum|interface|struct)[ \t]+.*)$\n" | |
216 | /* Namespace */ | |
217 | "^[ \t]*(namespace[ \t]+.*)$", | |
218 | /* -- */ | |
219 | "[a-zA-Z_][a-zA-Z0-9_]*" | |
220 | "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?" | |
664d44ee | 221 | "|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"), |
0719f3ee WD |
222 | IPATTERN("css", |
223 | "![:;][[:space:]]*$\n" | |
ff01513f | 224 | "^[:[@.#]?[_a-z0-9].*$", |
0719f3ee WD |
225 | /* -- */ |
226 | /* | |
227 | * This regex comes from W3C CSS specs. Should theoretically also | |
228 | * allow ISO 10646 characters U+00A0 and higher, | |
229 | * but they are not handled in this regex. | |
230 | */ | |
231 | "-?[_a-zA-Z][-_a-zA-Z0-9]*" /* identifiers */ | |
232 | "|-?[0-9]+|\\#[0-9a-fA-F]+" /* numbers */ | |
233 | ), | |
122aa6f9 | 234 | { "default", NULL, -1, { NULL, 0 } }, |
be58e70d | 235 | }; |
80c49c3d | 236 | #undef PATTERNS |
909a5494 | 237 | #undef IPATTERN |
be58e70d JK |
238 | |
239 | static struct userdiff_driver driver_true = { | |
240 | "diff=true", | |
241 | NULL, | |
122aa6f9 | 242 | 0, |
be58e70d JK |
243 | { NULL, 0 } |
244 | }; | |
be58e70d JK |
245 | |
246 | static struct userdiff_driver driver_false = { | |
247 | "!diff", | |
248 | NULL, | |
122aa6f9 | 249 | 1, |
be58e70d JK |
250 | { NULL, 0 } |
251 | }; | |
be58e70d | 252 | |
f5914f4b | 253 | static struct userdiff_driver *userdiff_find_by_namelen(const char *k, size_t len) |
be58e70d JK |
254 | { |
255 | int i; | |
256 | for (i = 0; i < ndrivers; i++) { | |
257 | struct userdiff_driver *drv = drivers + i; | |
258 | if (!strncmp(drv->name, k, len) && !drv->name[len]) | |
259 | return drv; | |
260 | } | |
261 | for (i = 0; i < ARRAY_SIZE(builtin_drivers); i++) { | |
262 | struct userdiff_driver *drv = builtin_drivers + i; | |
263 | if (!strncmp(drv->name, k, len) && !drv->name[len]) | |
264 | return drv; | |
265 | } | |
266 | return NULL; | |
267 | } | |
268 | ||
be58e70d JK |
269 | static int parse_funcname(struct userdiff_funcname *f, const char *k, |
270 | const char *v, int cflags) | |
271 | { | |
272 | if (git_config_string(&f->pattern, k, v) < 0) | |
273 | return -1; | |
274 | f->cflags = cflags; | |
6680a087 | 275 | return 0; |
be58e70d JK |
276 | } |
277 | ||
122aa6f9 JK |
278 | static int parse_tristate(int *b, const char *k, const char *v) |
279 | { | |
280 | if (v && !strcasecmp(v, "auto")) | |
281 | *b = -1; | |
282 | else | |
283 | *b = git_config_bool(k, v); | |
6680a087 | 284 | return 0; |
122aa6f9 JK |
285 | } |
286 | ||
d9bae1a1 JK |
287 | static int parse_bool(int *b, const char *k, const char *v) |
288 | { | |
289 | *b = git_config_bool(k, v); | |
6680a087 | 290 | return 0; |
d9bae1a1 JK |
291 | } |
292 | ||
c7534ef4 | 293 | int userdiff_config(const char *k, const char *v) |
be58e70d JK |
294 | { |
295 | struct userdiff_driver *drv; | |
0a5987fe | 296 | const char *name, *type; |
f5914f4b | 297 | size_t namelen; |
0a5987fe JK |
298 | |
299 | if (parse_config_key(k, "diff", &name, &namelen, &type) || !name) | |
300 | return 0; | |
301 | ||
302 | drv = userdiff_find_by_namelen(name, namelen); | |
303 | if (!drv) { | |
304 | ALLOC_GROW(drivers, ndrivers+1, drivers_alloc); | |
305 | drv = &drivers[ndrivers++]; | |
306 | memset(drv, 0, sizeof(*drv)); | |
307 | drv->name = xmemdupz(name, namelen); | |
308 | drv->binary = -1; | |
309 | } | |
be58e70d | 310 | |
0a5987fe | 311 | if (!strcmp(type, "funcname")) |
be58e70d | 312 | return parse_funcname(&drv->funcname, k, v, 0); |
0a5987fe | 313 | if (!strcmp(type, "xfuncname")) |
be58e70d | 314 | return parse_funcname(&drv->funcname, k, v, REG_EXTENDED); |
0a5987fe | 315 | if (!strcmp(type, "binary")) |
122aa6f9 | 316 | return parse_tristate(&drv->binary, k, v); |
0a5987fe | 317 | if (!strcmp(type, "command")) |
6680a087 | 318 | return git_config_string(&drv->external, k, v); |
0a5987fe | 319 | if (!strcmp(type, "textconv")) |
6680a087 | 320 | return git_config_string(&drv->textconv, k, v); |
0a5987fe | 321 | if (!strcmp(type, "cachetextconv")) |
d9bae1a1 | 322 | return parse_bool(&drv->textconv_want_cache, k, v); |
0a5987fe | 323 | if (!strcmp(type, "wordregex")) |
6680a087 | 324 | return git_config_string(&drv->word_regex, k, v); |
be58e70d JK |
325 | |
326 | return 0; | |
327 | } | |
328 | ||
3b335762 NTND |
329 | struct userdiff_driver *userdiff_find_by_name(const char *name) |
330 | { | |
be58e70d JK |
331 | int len = strlen(name); |
332 | return userdiff_find_by_namelen(name, len); | |
333 | } | |
334 | ||
acd00ea0 NTND |
335 | struct userdiff_driver *userdiff_find_by_path(struct index_state *istate, |
336 | const char *path) | |
be58e70d | 337 | { |
2aef63d3 | 338 | static struct attr_check *check; |
be58e70d | 339 | |
2aef63d3 JH |
340 | if (!check) |
341 | check = attr_check_initl("diff", NULL); | |
be58e70d JK |
342 | if (!path) |
343 | return NULL; | |
11877b9e | 344 | git_check_attr(istate, path, check); |
be58e70d | 345 | |
2aef63d3 | 346 | if (ATTR_TRUE(check->items[0].value)) |
be58e70d | 347 | return &driver_true; |
2aef63d3 | 348 | if (ATTR_FALSE(check->items[0].value)) |
be58e70d | 349 | return &driver_false; |
2aef63d3 | 350 | if (ATTR_UNSET(check->items[0].value)) |
be58e70d | 351 | return NULL; |
2aef63d3 | 352 | return userdiff_find_by_name(check->items[0].value); |
be58e70d | 353 | } |
3813e690 | 354 | |
bd7ad45b NTND |
355 | struct userdiff_driver *userdiff_get_textconv(struct repository *r, |
356 | struct userdiff_driver *driver) | |
3813e690 JK |
357 | { |
358 | if (!driver->textconv) | |
359 | return NULL; | |
360 | ||
361 | if (driver->textconv_want_cache && !driver->textconv_cache) { | |
362 | struct notes_cache *c = xmalloc(sizeof(*c)); | |
363 | struct strbuf name = STRBUF_INIT; | |
364 | ||
365 | strbuf_addf(&name, "textconv/%s", driver->name); | |
bd7ad45b | 366 | notes_cache_init(r, c, name.buf, driver->textconv); |
3813e690 | 367 | driver->textconv_cache = c; |
460c7eb2 | 368 | strbuf_release(&name); |
3813e690 JK |
369 | } |
370 | ||
371 | return driver; | |
372 | } |