push: introduce new push.default mode "simple"

diff --git a/userdiff.c b/userdiff.c
index 1ff47977d549992ada8c1236187d4516b648ee7d..1e7184f7f00bc75872369761116141c087fa1c1c 100644 (file)
--- a/userdiff.c
+++ b/userdiff.c
@@ -37,6 +37,9 @@ PATTERNS("java",
         "|[-+0-9.e]+[fFlL]?|0[xXbB]?[0-9a-fA-F]+[lL]?"
         "|[-+*/<>%&^|=!]="
         "|--|\\+\\+|<<=?|>>>?=?|&&|\\|\\|"),
+PATTERNS("matlab",
+        "^[[:space:]]*((classdef|function)[[:space:]].*)$|^%%[[:space:]].*$",
+        "[a-zA-Z_][a-zA-Z0-9_]*|[-+0-9.e]+|[=~<>]=|\\.[*/\\^']|\\|\\||&&"),
 PATTERNS("objc",
         /* Negate C statements that can look like functions */
         "!^[ \t]*(do|for|if|else|return|switch|while)\n"
@@ -60,10 +63,24 @@ PATTERNS("pascal",
         "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+"
         "|<>|<=|>=|:=|\\.\\."),
 PATTERNS("perl",
-        "^[ \t]*package .*;\n"
-        "^[ \t]*sub .* \\{\n"
-        "^[A-Z]+ \\{\n"        /* BEGIN, END, ... */
-        "^=head[0-9] ",        /* POD */
+        "^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_]*"
@@ -101,7 +118,7 @@ PATTERNS("cpp",
         /* Jump targets or access declarations */
         "!^[ \t]*[A-Za-z_][A-Za-z_0-9]*:.*$\n"
         /* C/++ functions/methods at top level */
-        "^([A-Za-z_][A-Za-z_0-9]*([ \t]+[A-Za-z_][A-Za-z_0-9]*([ \t]*::[ \t]*[^[:space:]]+)?){1,}[ \t]*\\([^;]*)$\n"
+        "^([A-Za-z_][A-Za-z_0-9]*([ \t*]+[A-Za-z_][A-Za-z_0-9]*([ \t]*::[ \t]*[^[:space:]]+)?){1,}[ \t]*\\([^;]*)$\n"
         /* compound type at top level */
         "^((struct|class|enum)[^;]*)$",
         /* -- */
@@ -193,14 +210,7 @@ static int parse_funcname(struct userdiff_funcname *f, const char *k,
        if (git_config_string(&f->pattern, k, v) < 0)
                return -1;
        f->cflags = cflags;
-       return 1;
-}
-
-static int parse_string(const char **d, const char *k, const char *v)
-{
-       if (git_config_string(d, k, v) < 0)
-               return -1;
-       return 1;
+       return 0;
 }
 
 static int parse_tristate(int *b, const char *k, const char *v)
@@ -209,13 +219,13 @@ static int parse_tristate(int *b, const char *k, const char *v)
                *b = -1;
        else
                *b = git_config_bool(k, v);
-       return 1;
+       return 0;
 }
 
 static int parse_bool(int *b, const char *k, const char *v)
 {
        *b = git_config_bool(k, v);
-       return 1;
+       return 0;
 }
 
 int userdiff_config(const char *k, const char *v)
@@ -229,13 +239,13 @@ int userdiff_config(const char *k, const char *v)
        if ((drv = parse_driver(k, v, "binary")))
                return parse_tristate(&drv->binary, k, v);
        if ((drv = parse_driver(k, v, "command")))
-               return parse_string(&drv->external, k, v);
+               return git_config_string(&drv->external, k, v);
        if ((drv = parse_driver(k, v, "textconv")))
-               return parse_string(&drv->textconv, k, v);
+               return git_config_string(&drv->textconv, k, v);
        if ((drv = parse_driver(k, v, "cachetextconv")))
                return parse_bool(&drv->textconv_want_cache, k, v);
        if ((drv = parse_driver(k, v, "wordregex")))
-               return parse_string(&drv->word_regex, k, v);
+               return git_config_string(&drv->word_regex, k, v);
 
        return 0;
 }
@@ -256,7 +266,7 @@ struct userdiff_driver *userdiff_find_by_path(const char *path)
 
        if (!path)
                return NULL;
-       if (git_checkattr(path, 1, &check))
+       if (git_check_attr(path, 1, &check))
                return NULL;
 
        if (ATTR_TRUE(check.value))
@@ -267,3 +277,20 @@ struct userdiff_driver *userdiff_find_by_path(const char *path)
                return NULL;
        return userdiff_find_by_name(check.value);
 }
+
+struct userdiff_driver *userdiff_get_textconv(struct userdiff_driver *driver)
+{
+       if (!driver->textconv)
+               return NULL;
+
+       if (driver->textconv_want_cache && !driver->textconv_cache) {
+               struct notes_cache *c = xmalloc(sizeof(*c));
+               struct strbuf name = STRBUF_INIT;
+
+               strbuf_addf(&name, "textconv/%s", driver->name);
+               notes_cache_init(c, name.buf, driver->textconv);
+               driver->textconv_cache = c;
+       }
+
+       return driver;
+}