Adding upstream version 1:2.47.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
This commit is contained in:
parent
fd5a0bafa2
commit
54102a2c29
GPG key ID:
BCC918A2ABD66424
4535 changed files with 1510258 additions and 0 deletions
570
userdiff.c
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570
userdiff.c
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#define USE_THE_REPOSITORY_VARIABLE
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#include "git-compat-util.h"
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#include "config.h"
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#include "userdiff.h"
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#include "attr.h"
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#include "strbuf.h"
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#include "environment.h"
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static struct userdiff_driver *drivers;
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static int ndrivers;
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static int drivers_alloc;
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#define PATTERNS(lang, rx, wrx) { \
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.name = lang, \
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.binary = -1, \
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.funcname = { \
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.pattern = rx, \
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.cflags = REG_EXTENDED, \
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}, \
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.word_regex = wrx "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+", \
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.word_regex_multi_byte = wrx "|[^[:space:]]", \
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}
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#define IPATTERN(lang, rx, wrx) { \
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.name = lang, \
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.binary = -1, \
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.funcname = { \
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.pattern = rx, \
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.cflags = REG_EXTENDED | REG_ICASE, \
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}, \
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.word_regex = wrx "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+", \
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.word_regex_multi_byte = wrx "|[^[:space:]]", \
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}
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/*
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* Built-in drivers for various languages, sorted by their names
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* (except that the "default" is left at the end).
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*
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* When writing or updating patterns, assume that the contents these
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* patterns are applied to are syntactically correct. The patterns
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* can be simple without implementing all syntactical corner cases, as
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* long as they are sufficiently permissive.
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*/
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static struct userdiff_driver builtin_drivers[] = {
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IPATTERN("ada",
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"!^(.*[ \t])?(is[ \t]+new|renames|is[ \t]+separate)([ \t].*)?$\n"
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"!^[ \t]*with[ \t].*$\n"
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"^[ \t]*((procedure|function)[ \t]+.*)$\n"
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"^[ \t]*((package|protected|task)[ \t]+.*)$",
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/* -- */
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"[a-zA-Z][a-zA-Z0-9_]*"
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"|[-+]?[0-9][0-9#_.aAbBcCdDeEfF]*([eE][+-]?[0-9_]+)?"
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"|=>|\\.\\.|\\*\\*|:=|/=|>=|<=|<<|>>|<>"),
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PATTERNS("bash",
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/* Optional leading indentation */
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"^[ \t]*"
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/* Start of captured text */
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"("
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"("
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/* POSIX identifier with mandatory parentheses */
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"[a-zA-Z_][a-zA-Z0-9_]*[ \t]*\\([ \t]*\\))"
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"|"
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/* Bashism identifier with optional parentheses */
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"(function[ \t]+[a-zA-Z_][a-zA-Z0-9_]*(([ \t]*\\([ \t]*\\))|([ \t]+))"
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")"
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/* Optional whitespace */
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"[ \t]*"
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/* Compound command starting with `{`, `(`, `((` or `[[` */
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"(\\{|\\(\\(?|\\[\\[)"
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/* End of captured text */
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")",
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/* -- */
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/* Characters not in the default $IFS value */
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"[^ \t]+"),
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PATTERNS("bibtex",
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"(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$",
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/* -- */
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"[={}\"]|[^={}\" \t]+"),
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PATTERNS("cpp",
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/* Jump targets or access declarations */
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"!^[ \t]*[A-Za-z_][A-Za-z_0-9]*:[[:space:]]*($|/[/*])\n"
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/* functions/methods, variables, and compounds at top level */
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"^((::[[:space:]]*)?[A-Za-z_].*)$",
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/* -- */
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/* identifiers and keywords */
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"[a-zA-Z_][a-zA-Z0-9_]*"
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/* decimal and octal integers as well as floatingpoint numbers */
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"|[0-9][0-9.]*([Ee][-+]?[0-9]+)?[fFlLuU]*"
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/* hexadecimal and binary integers */
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"|0[xXbB][0-9a-fA-F]+[lLuU]*"
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/* floatingpoint numbers that begin with a decimal point */
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"|\\.[0-9][0-9]*([Ee][-+]?[0-9]+)?[fFlL]?"
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"|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->\\*?|\\.\\*|<=>"),
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PATTERNS("csharp",
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/*
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* Jump over reserved keywords which are illegal method names, but which
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* can be followed by parentheses without special characters in between,
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* making them look like methods.
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*/
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"!(^|[ \t]+)" /* Start of line or whitespace. */
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"(do|while|for|foreach|if|else|new|default|return|switch|case|throw"
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"|catch|using|lock|fixed)"
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"([ \t(]+|$)\n" /* Whitespace, "(", or end of line. */
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/*
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* Methods/constructors:
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* The strategy is to identify a minimum of two groups (any combination
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* of keywords/type/name) before the opening parenthesis, and without
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* final unexpected characters, normally only used in ordinary statements.
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*/
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"^[ \t]*" /* Remove leading whitespace. */
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"(" /* Start chunk header capture. */
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"(" /* First group. */
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"[][[:alnum:]@_.]" /* Name. */
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"(<[][[:alnum:]@_, \t<>]+>)?" /* Optional generic parameters. */
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")+"
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"([ \t]+" /* Subsequent groups, prepended with space. */
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"([][[:alnum:]@_.](<[][[:alnum:]@_, \t<>]+>)?)+"
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")+"
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"[ \t]*" /* Optional space before parameters start. */
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"\\(" /* Start of method parameters. */
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"[^;]*" /* Allow complex parameters, but exclude statements (;). */
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")$\n" /* Close chunk header capture. */
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/*
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* Properties:
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* As with methods, expect a minimum of two groups. But, more trivial than
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* methods, the vast majority of properties long enough to be worth
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* showing a chunk header for don't include "=:;,()" on the line they are
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* defined, since they don't have a parameter list.
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*/
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"^[ \t]*("
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"([][[:alnum:]@_.](<[][[:alnum:]@_, \t<>]+>)?)+"
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"([ \t]+"
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"([][[:alnum:]@_.](<[][[:alnum:]@_, \t<>]+>)?)+"
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")+" /* Up to here, same as methods regex. */
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"[^;=:,()]*" /* Compared to methods, no parameter list allowed. */
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")$\n"
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/* Type definitions */
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"^[ \t]*(((static|public|internal|private|protected|new|unsafe|sealed|abstract|partial)[ \t]+)*(class|enum|interface|struct|record)[ \t]+.*)$\n"
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/* Namespace */
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"^[ \t]*(namespace[ \t]+.*)$",
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/* -- */
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"[a-zA-Z_][a-zA-Z0-9_]*"
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"|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?"
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"|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"),
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IPATTERN("css",
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"![:;][[:space:]]*$\n"
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"^[:[@.#]?[_a-z0-9].*$",
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/* -- */
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/*
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* This regex comes from W3C CSS specs. Should theoretically also
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* allow ISO 10646 characters U+00A0 and higher,
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* but they are not handled in this regex.
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*/
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"-?[_a-zA-Z][-_a-zA-Z0-9]*" /* identifiers */
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"|-?[0-9]+|\\#[0-9a-fA-F]+" /* numbers */
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),
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PATTERNS("dts",
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"!;\n"
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"!=\n"
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/* lines beginning with a word optionally preceded by '&' or the root */
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"^[ \t]*((/[ \t]*\\{|&?[a-zA-Z_]).*)",
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/* -- */
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/* Property names and math operators */
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"[a-zA-Z0-9,._+?#-]+"
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"|[-+*/%&^|!~]|>>|<<|&&|\\|\\|"),
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PATTERNS("elixir",
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"^[ \t]*((def(macro|module|impl|protocol|p)?|test)[ \t].*)$",
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/* -- */
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/* Atoms, names, and module attributes */
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"[@:]?[a-zA-Z0-9@_?!]+"
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/* Numbers with specific base */
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"|[-+]?0[xob][0-9a-fA-F]+"
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/* Numbers */
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"|[-+]?[0-9][0-9_.]*([eE][-+]?[0-9_]+)?"
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/* Operators and atoms that represent them */
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"|:?(\\+\\+|--|\\.\\.|~~~|<>|\\^\\^\\^|<?\\|>|<<<?|>?>>|<<?~|~>?>|<~>|<=|>=|===?|!==?|=~|&&&?|\\|\\|\\|?|=>|<-|\\\\\\\\|->)"
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/* Not real operators, but should be grouped */
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"|:?%[A-Za-z0-9_.]\\{\\}?"),
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IPATTERN("fortran",
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/* Don't match comment lines */
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"!^([C*]|[ \t]*!)\n"
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/* Don't match 'module procedure' lines */
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"!^[ \t]*MODULE[ \t]+PROCEDURE[ \t]\n"
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/* Program, module, block data */
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"^[ \t]*((END[ \t]+)?(PROGRAM|MODULE|BLOCK[ \t]+DATA"
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/* Subroutines and functions */
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"|([^!'\" \t]+[ \t]+)*(SUBROUTINE|FUNCTION))[ \t]+[A-Z].*)$",
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/* -- */
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"[a-zA-Z][a-zA-Z0-9_]*"
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"|\\.([Ee][Qq]|[Nn][Ee]|[Gg][TtEe]|[Ll][TtEe]|[Tt][Rr][Uu][Ee]|[Ff][Aa][Ll][Ss][Ee]|[Aa][Nn][Dd]|[Oo][Rr]|[Nn]?[Ee][Qq][Vv]|[Nn][Oo][Tt])\\."
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/* numbers and format statements like 2E14.4, or ES12.6, 9X.
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* Don't worry about format statements without leading digits since
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* they would have been matched above as a variable anyway. */
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"|[-+]?[0-9.]+([AaIiDdEeFfLlTtXx][Ss]?[-+]?[0-9.]*)?(_[a-zA-Z0-9][a-zA-Z0-9_]*)?"
|
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"|//|\\*\\*|::|[/<>=]="),
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IPATTERN("fountain",
|
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"^((\\.[^.]|(int|ext|est|int\\.?/ext|i/e)[. ]).*)$",
|
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/* -- */
|
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"[^ \t-]+"),
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PATTERNS("golang",
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/* Functions */
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"^[ \t]*(func[ \t]*.*(\\{[ \t]*)?)\n"
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/* Structs and interfaces */
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"^[ \t]*(type[ \t].*(struct|interface)[ \t]*(\\{[ \t]*)?)",
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/* -- */
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||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.eE]+i?|0[xX]?[0-9a-fA-F]+i?"
|
||||
"|[-+*/<>%&^|=!:]=|--|\\+\\+|<<=?|>>=?|&\\^=?|&&|\\|\\||<-|\\.{3}"),
|
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PATTERNS("html",
|
||||
"^[ \t]*(<[Hh][1-6]([ \t].*)?>.*)$",
|
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/* -- */
|
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"[^<>= \t]+"),
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PATTERNS("java",
|
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"!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n"
|
||||
/* Class, enum, interface, and record declarations */
|
||||
"^[ \t]*(([a-z-]+[ \t]+)*(class|enum|interface|record)[ \t]+.*)$\n"
|
||||
/* Method definitions; note that constructor signatures are not */
|
||||
/* matched because they are indistinguishable from method calls. */
|
||||
"^[ \t]*(([A-Za-z_<>&][][?&<>.,A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$",
|
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/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?"
|
||||
"|[-+*/<>%&^|=!]="
|
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"|--|\\+\\+|<<=?|>>>?=?|&&|\\|\\|"),
|
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PATTERNS("kotlin",
|
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"^[ \t]*(([a-z]+[ \t]+)*(fun|class|interface)[ \t]+.*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
/* hexadecimal and binary numbers */
|
||||
"|0[xXbB][0-9a-fA-F_]+[lLuU]*"
|
||||
/* integers and floats */
|
||||
"|[0-9][0-9_]*([.][0-9_]*)?([Ee][-+]?[0-9]+)?[fFlLuU]*"
|
||||
/* floating point numbers beginning with decimal point */
|
||||
"|[.][0-9][0-9_]*([Ee][-+]?[0-9]+)?[fFlLuU]?"
|
||||
/* unary and binary operators */
|
||||
"|[-+*/<>%&^|=!]==?|--|\\+\\+|<<=|>>=|&&|\\|\\||->|\\.\\*|!!|[?:.][.:]"),
|
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PATTERNS("markdown",
|
||||
"^ {0,3}#{1,6}[ \t].*",
|
||||
/* -- */
|
||||
"[^<>= \t]+"),
|
||||
PATTERNS("matlab",
|
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/*
|
||||
* Octave pattern is mostly the same as matlab, except that '%%%' and
|
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* '##' can also be used to begin code sections, in addition to '%%'
|
||||
* that is understood by both.
|
||||
*/
|
||||
"^[[:space:]]*((classdef|function)[[:space:]].*)$|^(%%%?|##)[[:space:]].*$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*|[-+0-9.e]+|[=~<>]=|\\.[*/\\^']|\\|\\||&&"),
|
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PATTERNS("objc",
|
||||
/* Negate C statements that can look like functions */
|
||||
"!^[ \t]*(do|for|if|else|return|switch|while)\n"
|
||||
/* Objective-C methods */
|
||||
"^[ \t]*([-+][ \t]*\\([ \t]*[A-Za-z_][A-Za-z_0-9* \t]*\\)[ \t]*[A-Za-z_].*)$\n"
|
||||
/* C functions */
|
||||
"^[ \t]*(([A-Za-z_][A-Za-z_0-9]*[ \t]+)+[A-Za-z_][A-Za-z_0-9]*[ \t]*\\([^;]*)$\n"
|
||||
/* Objective-C class/protocol definitions */
|
||||
"^(@(implementation|interface|protocol)[ \t].*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?"
|
||||
"|[-+*/<>%&^|=!]=|--|\\+\\+|<<=?|>>=?|&&|\\|\\||::|->"),
|
||||
PATTERNS("pascal",
|
||||
"^(((class[ \t]+)?(procedure|function)|constructor|destructor|interface"
|
||||
"|implementation|initialization|finalization)[ \t]*.*)$\n"
|
||||
"^(.*=[ \t]*(class|record).*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+"
|
||||
"|<>|<=|>=|:=|\\.\\."),
|
||||
PATTERNS("perl",
|
||||
"^package .*\n"
|
||||
"^sub [[:alnum:]_':]+[ \t]*"
|
||||
"(\\([^)]*\\)[ \t]*)?" /* prototype */
|
||||
/*
|
||||
* Attributes. A regex can't count nested parentheses,
|
||||
* so just slurp up whatever we see, taking care not
|
||||
* to accept lines like "sub foo; # defined elsewhere".
|
||||
*
|
||||
* An attribute could contain a semicolon, but at that
|
||||
* point it seems reasonable enough to give up.
|
||||
*/
|
||||
"(:[^;#]*)?"
|
||||
"(\\{[ \t]*)?" /* brace can come here or on the next line */
|
||||
"(#.*)?$\n" /* comment */
|
||||
"^(BEGIN|END|INIT|CHECK|UNITCHECK|AUTOLOAD|DESTROY)[ \t]*"
|
||||
"(\\{[ \t]*)?" /* brace can come here or on the next line */
|
||||
"(#.*)?$\n"
|
||||
"^=head[0-9] .*", /* POD */
|
||||
/* -- */
|
||||
"[[:alpha:]_'][[:alnum:]_']*"
|
||||
"|0[xb]?[0-9a-fA-F_]*"
|
||||
/* taking care not to interpret 3..5 as (3.)(.5) */
|
||||
"|[0-9a-fA-F_]+(\\.[0-9a-fA-F_]+)?([eE][-+]?[0-9_]+)?"
|
||||
"|=>|-[rwxoRWXOezsfdlpSugkbctTBMAC>]|~~|::"
|
||||
"|&&=|\\|\\|=|//=|\\*\\*="
|
||||
"|&&|\\|\\||//|\\+\\+|--|\\*\\*|\\.\\.\\.?"
|
||||
"|[-+*/%.^&<>=!|]="
|
||||
"|=~|!~"
|
||||
"|<<|<>|<=>|>>"),
|
||||
PATTERNS("php",
|
||||
"^[\t ]*(((public|protected|private|static|abstract|final)[\t ]+)*function.*)$\n"
|
||||
"^[\t ]*((((final|abstract)[\t ]+)?class|enum|interface|trait).*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+"
|
||||
"|[-+*/<>%&^|=!.]=|--|\\+\\+|<<=?|>>=?|===|&&|\\|\\||::|->"),
|
||||
PATTERNS("python",
|
||||
"^[ \t]*((class|(async[ \t]+)?def)[ \t].*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+[jJlL]?|0[xX]?[0-9a-fA-F]+[lL]?"
|
||||
"|[-+*/<>%&^|=!]=|//=?|<<=?|>>=?|\\*\\*=?"),
|
||||
/* -- */
|
||||
PATTERNS("ruby",
|
||||
"^[ \t]*((class|module|def)[ \t].*)$",
|
||||
/* -- */
|
||||
"(@|@@|\\$)?[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+|\\?(\\\\C-)?(\\\\M-)?."
|
||||
"|//=?|[-+*/<>%&^|=!]=|<<=?|>>=?|===|\\.{1,3}|::|[!=]~"),
|
||||
PATTERNS("rust",
|
||||
"^[\t ]*((pub(\\([^\\)]+\\))?[\t ]+)?((async|const|unsafe|extern([\t ]+\"[^\"]+\"))[\t ]+)?(struct|enum|union|mod|trait|fn|impl|macro_rules!)[< \t]+[^;]*)$",
|
||||
/* -- */
|
||||
"[a-zA-Z_][a-zA-Z0-9_]*"
|
||||
"|[0-9][0-9_a-fA-Fiosuxz]*(\\.([0-9]*[eE][+-]?)?[0-9_fF]*)?"
|
||||
"|[-+*\\/<>%&^|=!:]=|<<=?|>>=?|&&|\\|\\||->|=>|\\.{2}=|\\.{3}|::"),
|
||||
PATTERNS("scheme",
|
||||
"^[\t ]*(\\(((define|def(struct|syntax|class|method|rules|record|proto|alias)?)[-*/ \t]|(library|module|struct|class)[*+ \t]).*)$",
|
||||
/*
|
||||
* R7RS valid identifiers include any sequence enclosed
|
||||
* within vertical lines having no backslashes
|
||||
*/
|
||||
"\\|([^\\\\]*)\\|"
|
||||
/* All other words should be delimited by spaces or parentheses */
|
||||
"|([^][)(}{[ \t])+"),
|
||||
PATTERNS("tex", "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$",
|
||||
"\\\\[a-zA-Z@]+|\\\\.|([a-zA-Z0-9]|[^\x01-\x7f])+"),
|
||||
{ .name = "default", .binary = -1 },
|
||||
};
|
||||
#undef PATTERNS
|
||||
#undef IPATTERN
|
||||
|
||||
static struct userdiff_driver driver_true = {
|
||||
.name = "diff=true",
|
||||
.binary = 0,
|
||||
};
|
||||
|
||||
static struct userdiff_driver driver_false = {
|
||||
.name = "!diff",
|
||||
.binary = 1,
|
||||
};
|
||||
|
||||
struct find_by_namelen_data {
|
||||
const char *name;
|
||||
size_t len;
|
||||
struct userdiff_driver *driver;
|
||||
};
|
||||
|
||||
static int userdiff_find_by_namelen_cb(struct userdiff_driver *driver,
|
||||
enum userdiff_driver_type type UNUSED,
|
||||
void *priv)
|
||||
{
|
||||
struct find_by_namelen_data *cb_data = priv;
|
||||
|
||||
if (!xstrncmpz(driver->name, cb_data->name, cb_data->len)) {
|
||||
cb_data->driver = driver;
|
||||
return 1; /* tell the caller to stop iterating */
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int regexec_supports_multi_byte_chars(void)
|
||||
{
|
||||
static const char not_space[] = "[^[:space:]]";
|
||||
static const char utf8_multi_byte_char[] = "\xc2\xa3";
|
||||
regex_t re;
|
||||
regmatch_t match;
|
||||
static int result = -1;
|
||||
|
||||
if (result != -1)
|
||||
return result;
|
||||
if (regcomp(&re, not_space, REG_EXTENDED))
|
||||
BUG("invalid regular expression: %s", not_space);
|
||||
result = !regexec(&re, utf8_multi_byte_char, 1, &match, 0) &&
|
||||
match.rm_so == 0 &&
|
||||
match.rm_eo == strlen(utf8_multi_byte_char);
|
||||
regfree(&re);
|
||||
return result;
|
||||
}
|
||||
|
||||
static struct userdiff_driver *userdiff_find_by_namelen(const char *name, size_t len)
|
||||
{
|
||||
struct find_by_namelen_data udcbdata = {
|
||||
.name = name,
|
||||
.len = len,
|
||||
};
|
||||
for_each_userdiff_driver(userdiff_find_by_namelen_cb, &udcbdata);
|
||||
return udcbdata.driver;
|
||||
}
|
||||
|
||||
static int parse_funcname(struct userdiff_funcname *f, const char *k,
|
||||
const char *v, int cflags)
|
||||
{
|
||||
f->pattern = NULL;
|
||||
FREE_AND_NULL(f->pattern_owned);
|
||||
if (git_config_string(&f->pattern_owned, k, v) < 0)
|
||||
return -1;
|
||||
f->pattern = f->pattern_owned;
|
||||
f->cflags = cflags;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int parse_tristate(int *b, const char *k, const char *v)
|
||||
{
|
||||
if (v && !strcasecmp(v, "auto"))
|
||||
*b = -1;
|
||||
else
|
||||
*b = git_config_bool(k, v);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int parse_bool(int *b, const char *k, const char *v)
|
||||
{
|
||||
*b = git_config_bool(k, v);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int userdiff_config(const char *k, const char *v)
|
||||
{
|
||||
struct userdiff_driver *drv;
|
||||
const char *name, *type;
|
||||
size_t namelen;
|
||||
|
||||
if (parse_config_key(k, "diff", &name, &namelen, &type) || !name)
|
||||
return 0;
|
||||
|
||||
drv = userdiff_find_by_namelen(name, namelen);
|
||||
if (!drv) {
|
||||
ALLOC_GROW(drivers, ndrivers+1, drivers_alloc);
|
||||
drv = &drivers[ndrivers++];
|
||||
memset(drv, 0, sizeof(*drv));
|
||||
drv->name = xmemdupz(name, namelen);
|
||||
drv->binary = -1;
|
||||
}
|
||||
|
||||
if (!strcmp(type, "funcname"))
|
||||
return parse_funcname(&drv->funcname, k, v, 0);
|
||||
if (!strcmp(type, "xfuncname"))
|
||||
return parse_funcname(&drv->funcname, k, v, REG_EXTENDED);
|
||||
if (!strcmp(type, "binary"))
|
||||
return parse_tristate(&drv->binary, k, v);
|
||||
if (!strcmp(type, "command")) {
|
||||
FREE_AND_NULL(drv->external.cmd);
|
||||
return git_config_string(&drv->external.cmd, k, v);
|
||||
}
|
||||
if (!strcmp(type, "trustexitcode")) {
|
||||
drv->external.trust_exit_code = git_config_bool(k, v);
|
||||
return 0;
|
||||
}
|
||||
if (!strcmp(type, "textconv")) {
|
||||
int ret;
|
||||
FREE_AND_NULL(drv->textconv_owned);
|
||||
ret = git_config_string(&drv->textconv_owned, k, v);
|
||||
drv->textconv = drv->textconv_owned;
|
||||
return ret;
|
||||
}
|
||||
if (!strcmp(type, "cachetextconv"))
|
||||
return parse_bool(&drv->textconv_want_cache, k, v);
|
||||
if (!strcmp(type, "wordregex")) {
|
||||
int ret;
|
||||
FREE_AND_NULL(drv->word_regex_owned);
|
||||
ret = git_config_string(&drv->word_regex_owned, k, v);
|
||||
drv->word_regex = drv->word_regex_owned;
|
||||
return ret;
|
||||
}
|
||||
if (!strcmp(type, "algorithm")) {
|
||||
int ret;
|
||||
FREE_AND_NULL(drv->algorithm_owned);
|
||||
ret = git_config_string(&drv->algorithm_owned, k, v);
|
||||
drv->algorithm = drv->algorithm_owned;
|
||||
return ret;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct userdiff_driver *userdiff_find_by_name(const char *name)
|
||||
{
|
||||
int len = strlen(name);
|
||||
struct userdiff_driver *driver = userdiff_find_by_namelen(name, len);
|
||||
if (driver && driver->word_regex_multi_byte) {
|
||||
if (regexec_supports_multi_byte_chars())
|
||||
driver->word_regex = driver->word_regex_multi_byte;
|
||||
driver->word_regex_multi_byte = NULL;
|
||||
}
|
||||
return driver;
|
||||
}
|
||||
|
||||
struct userdiff_driver *userdiff_find_by_path(struct index_state *istate,
|
||||
const char *path)
|
||||
{
|
||||
static struct attr_check *check;
|
||||
|
||||
if (!check)
|
||||
check = attr_check_initl("diff", NULL);
|
||||
if (!path)
|
||||
return NULL;
|
||||
git_check_attr(istate, path, check);
|
||||
|
||||
if (ATTR_TRUE(check->items[0].value))
|
||||
return &driver_true;
|
||||
if (ATTR_FALSE(check->items[0].value))
|
||||
return &driver_false;
|
||||
if (ATTR_UNSET(check->items[0].value))
|
||||
return NULL;
|
||||
return userdiff_find_by_name(check->items[0].value);
|
||||
}
|
||||
|
||||
struct userdiff_driver *userdiff_get_textconv(struct repository *r,
|
||||
struct userdiff_driver *driver)
|
||||
{
|
||||
if (!driver->textconv)
|
||||
return NULL;
|
||||
|
||||
if (driver->textconv_want_cache && !driver->textconv_cache &&
|
||||
have_git_dir()) {
|
||||
struct notes_cache *c = xmalloc(sizeof(*c));
|
||||
struct strbuf name = STRBUF_INIT;
|
||||
|
||||
strbuf_addf(&name, "textconv/%s", driver->name);
|
||||
notes_cache_init(r, c, name.buf, driver->textconv);
|
||||
driver->textconv_cache = c;
|
||||
strbuf_release(&name);
|
||||
}
|
||||
|
||||
return driver;
|
||||
}
|
||||
|
||||
static int for_each_userdiff_driver_list(each_userdiff_driver_fn fn,
|
||||
enum userdiff_driver_type type, void *cb_data,
|
||||
struct userdiff_driver *drv,
|
||||
int drv_size)
|
||||
{
|
||||
int i;
|
||||
int ret;
|
||||
for (i = 0; i < drv_size; i++) {
|
||||
struct userdiff_driver *item = drv + i;
|
||||
if ((ret = fn(item, type, cb_data)))
|
||||
return ret;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int for_each_userdiff_driver(each_userdiff_driver_fn fn, void *cb_data)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = for_each_userdiff_driver_list(fn, USERDIFF_DRIVER_TYPE_CUSTOM,
|
||||
cb_data, drivers, ndrivers);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = for_each_userdiff_driver_list(fn, USERDIFF_DRIVER_TYPE_BUILTIN,
|
||||
cb_data, builtin_drivers,
|
||||
ARRAY_SIZE(builtin_drivers));
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue