* to define a customized regexp to find the beginning of a function to
* be used for hunk header lines of "diff -p" style output.
*/
-static struct funcname_pattern {
+struct funcname_pattern_entry {
char *name;
char *pattern;
- struct funcname_pattern *next;
+ int cflags;
+};
+static struct funcname_pattern_list {
+ struct funcname_pattern_list *next;
+ struct funcname_pattern_entry e;
} *funcname_pattern_list;
-static int parse_funcname_pattern(const char *var, const char *ep, const char *value)
+static int parse_funcname_pattern(const char *var, const char *ep, const char *value, int cflags)
{
const char *name;
int namelen;
- struct funcname_pattern *pp;
+ struct funcname_pattern_list *pp;
name = var + 5; /* "diff." */
namelen = ep - name;
for (pp = funcname_pattern_list; pp; pp = pp->next)
- if (!strncmp(pp->name, name, namelen) && !pp->name[namelen])
+ if (!strncmp(pp->e.name, name, namelen) && !pp->e.name[namelen])
break;
if (!pp) {
pp = xcalloc(1, sizeof(*pp));
- pp->name = xmemdupz(name, namelen);
+ pp->e.name = xmemdupz(name, namelen);
pp->next = funcname_pattern_list;
funcname_pattern_list = pp;
}
- free(pp->pattern);
- pp->pattern = xstrdup(value);
+ free(pp->e.pattern);
+ pp->e.pattern = xstrdup(value);
+ pp->e.cflags = cflags;
return 0;
}
if (!strcmp(ep, ".funcname")) {
if (!value)
return config_error_nonbool(var);
- return parse_funcname_pattern(var, ep, value);
+ return parse_funcname_pattern(var, ep, value,
+ 0);
+ } else if (!strcmp(ep, ".xfuncname")) {
+ if (!value)
+ return config_error_nonbool(var);
+ return parse_funcname_pattern(var, ep, value,
+ REG_EXTENDED);
}
}
}
/*
* Original minus copied is the removed material,
* added is the new material. They are both damages
- * made to the preimage.
+ * made to the preimage. In --dirstat-by-file mode, count
+ * damaged files, not damaged lines. This is done by
+ * counting only a single damaged line per file.
*/
damage = (p->one->size - copied) + added;
+ if (DIFF_OPT_TST(options, DIRSTAT_BY_FILE) && damage > 0)
+ damage = 1;
ALLOC_GROW(dir.files, dir.nr + 1, dir.alloc);
dir.files[dir.nr].name = name;
return one->is_binary;
}
-static const char *funcname_pattern(const char *ident)
+static const struct funcname_pattern_entry *funcname_pattern(const char *ident)
{
- struct funcname_pattern *pp;
+ struct funcname_pattern_list *pp;
for (pp = funcname_pattern_list; pp; pp = pp->next)
- if (!strcmp(ident, pp->name))
- return pp->pattern;
+ if (!strcmp(ident, pp->e.name))
+ return &pp->e;
return NULL;
}
-static struct builtin_funcname_pattern {
- const char *name;
- const char *pattern;
-} builtin_funcname_pattern[] = {
- { "bibtex", "\\(@[a-zA-Z]\\{1,\\}[ \t]*{\\{0,1\\}[ \t]*[^ \t\"@',\\#}{~%]*\\).*$" },
- { "html", "^\\s*\\(<[Hh][1-6]\\s.*>.*\\)$" },
- { "java", "!^[ ]*\\(catch\\|do\\|for\\|if\\|instanceof\\|"
- "new\\|return\\|switch\\|throw\\|while\\)\n"
- "^[ ]*\\(\\([ ]*"
- "[A-Za-z_][A-Za-z_0-9]*\\)\\{2,\\}"
- "[ ]*([^;]*\\)$" },
- { "pascal", "^\\(\\(procedure\\|function\\|constructor\\|"
- "destructor\\|interface\\|implementation\\|"
- "initialization\\|finalization\\)[ \t]*.*\\)$"
- "\\|"
- "^\\(.*=[ \t]*\\(class\\|record\\).*\\)$"
- },
- { "php", "^[\t ]*\\(\\(function\\|class\\).*\\)" },
- { "python", "^\\s*\\(\\(class\\|def\\)\\s.*\\)$" },
- { "ruby", "^\\s*\\(\\(class\\|module\\|def\\)\\s.*\\)$" },
- { "tex", "^\\(\\\\\\(\\(sub\\)*section\\|chapter\\|part\\)\\*\\{0,1\\}{.*\\)$" },
+static const struct funcname_pattern_entry builtin_funcname_pattern[] = {
+ { "bibtex", "(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$",
+ REG_EXTENDED },
+ { "html", "^[ \t]*(<[Hh][1-6][ \t].*>.*)$", REG_EXTENDED },
+ { "java",
+ "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n"
+ "^[ \t]*(([ \t]*[A-Za-z_][A-Za-z_0-9]*){2,}[ \t]*\\([^;]*)$",
+ REG_EXTENDED },
+ { "pascal",
+ "^((procedure|function|constructor|destructor|interface|"
+ "implementation|initialization|finalization)[ \t]*.*)$"
+ "\n"
+ "^(.*=[ \t]*(class|record).*)$",
+ REG_EXTENDED },
+ { "php", "^[\t ]*((function|class).*)", REG_EXTENDED },
+ { "python", "^[ \t]*((class|def)[ \t].*)$", REG_EXTENDED },
+ { "ruby", "^[ \t]*((class|module|def)[ \t].*)$",
+ REG_EXTENDED },
+ { "tex",
+ "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$",
+ REG_EXTENDED },
};
-static const char *diff_funcname_pattern(struct diff_filespec *one)
+static const struct funcname_pattern_entry *diff_funcname_pattern(struct diff_filespec *one)
{
- const char *ident, *pattern;
+ const char *ident;
+ const struct funcname_pattern_entry *pe;
int i;
diff_filespec_check_attr(one);
return funcname_pattern("default");
/* Look up custom "funcname.$ident" regexp from config. */
- pattern = funcname_pattern(ident);
- if (pattern)
- return pattern;
+ pe = funcname_pattern(ident);
+ if (pe)
+ return pe;
/*
* And define built-in fallback patterns here. Note that
*/
for (i = 0; i < ARRAY_SIZE(builtin_funcname_pattern); i++)
if (!strcmp(ident, builtin_funcname_pattern[i].name))
- return builtin_funcname_pattern[i].pattern;
+ return &builtin_funcname_pattern[i];
return NULL;
}
xdemitconf_t xecfg;
xdemitcb_t ecb;
struct emit_callback ecbdata;
- const char *funcname_pattern;
+ const struct funcname_pattern_entry *pe;
- funcname_pattern = diff_funcname_pattern(one);
- if (!funcname_pattern)
- funcname_pattern = diff_funcname_pattern(two);
+ pe = diff_funcname_pattern(one);
+ if (!pe)
+ pe = diff_funcname_pattern(two);
memset(&xecfg, 0, sizeof(xecfg));
memset(&ecbdata, 0, sizeof(ecbdata));
xpp.flags = XDF_NEED_MINIMAL | o->xdl_opts;
xecfg.ctxlen = o->context;
xecfg.flags = XDL_EMIT_FUNCNAMES;
- if (funcname_pattern)
- xdiff_set_find_func(&xecfg, funcname_pattern);
+ if (pe)
+ xdiff_set_find_func(&xecfg, pe->pattern, pe->cflags);
if (!diffopts)
;
else if (!prefixcmp(diffopts, "--unified="))
else if (!strcmp(arg, "--cumulative")) {
options->output_format |= DIFF_FORMAT_DIRSTAT;
DIFF_OPT_SET(options, DIRSTAT_CUMULATIVE);
+ } else if (opt_arg(arg, 0, "dirstat-by-file",
+ &options->dirstat_percent)) {
+ options->output_format |= DIFF_FORMAT_DIRSTAT;
+ DIFF_OPT_SET(options, DIRSTAT_BY_FILE);
}
else if (!strcmp(arg, "--check"))
options->output_format |= DIFF_FORMAT_CHECKDIFF;