#include "cache.h"
#include "commit.h"
#include "color.h"
+ #include "utf8.h"
static int parse_options_usage(struct parse_opt_ctx_t *ctx,
const char * const *usagestr,
return error("BUG: switch '%c' %s", opt->short_name, reason);
}
-int opterror(const struct option *opt, const char *reason, int flags)
-{
- if (flags & OPT_SHORT)
- return error("switch `%c' %s", opt->short_name, reason);
- if (flags & OPT_UNSET)
- return error("option `no-%s' %s", opt->long_name, reason);
- return error("option `%s' %s", opt->long_name, reason);
-}
-
static int get_arg(struct parse_opt_ctx_t *p, const struct option *opt,
int flags, const char **arg)
{
s = literal ? "[%s]" : "[<%s>]";
else
s = literal ? " %s" : " <%s>";
- return fprintf(outfile, s, opts->argh ? _(opts->argh) : _("..."));
+ return utf8_fprintf(outfile, s, opts->argh ? _(opts->argh) : _("..."));
}
#define USAGE_OPTS_WIDTH 24
if (opts->long_name)
pos += fprintf(outfile, "--%s", opts->long_name);
if (opts->type == OPTION_NUMBER)
- pos += fprintf(outfile, "-NUM");
+ pos += utf8_fprintf(outfile, _("-NUM"));
if ((opts->flags & PARSE_OPT_LITERAL_ARGHELP) ||
!(opts->flags & PARSE_OPT_NOARG))
return usage_with_options_internal(ctx, usagestr, opts, 0, err);
}
+#undef opterror
+int opterror(const struct option *opt, const char *reason, int flags)
+{
+ if (flags & OPT_SHORT)
+ return error("switch `%c' %s", opt->short_name, reason);
+ if (flags & OPT_UNSET)
+ return error("option `no-%s' %s", opt->long_name, reason);
+ return error("option `%s' %s", opt->long_name, reason);
+}
* If indent is negative, assume that already -indent columns have been
* consumed (and no extra indent is necessary for the first line).
*/
-int strbuf_add_wrapped_text(struct strbuf *buf,
+void strbuf_add_wrapped_text(struct strbuf *buf,
const char *text, int indent1, int indent2, int width)
{
int indent, w, assume_utf8 = 1;
if (width <= 0) {
strbuf_add_indented_text(buf, text, indent1, indent2);
- return 1;
+ return;
}
retry:
if (w <= width || !space) {
const char *start = bol;
if (!c && text == start)
- return w;
+ return;
if (space)
start = space;
else
strbuf_addchars(buf, ' ', indent);
strbuf_add(buf, start, text - start);
if (!c)
- return w;
+ return;
space = text;
if (c == '\t')
w |= 0x07;
}
}
-int strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
+void strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
int indent, int indent2, int width)
{
char *tmp = xstrndup(data, len);
- int r = strbuf_add_wrapped_text(buf, tmp, indent, indent2, width);
+ strbuf_add_wrapped_text(buf, tmp, indent, indent2, width);
free(tmp);
- return r;
}
int is_encoding_utf8(const char *name)
return !strcasecmp(src, dst);
}
+ /*
+ * Wrapper for fprintf and returns the total number of columns required
+ * for the printed string, assuming that the string is utf8.
+ */
+ int utf8_fprintf(FILE *stream, const char *format, ...)
+ {
+ struct strbuf buf = STRBUF_INIT;
+ va_list arg;
+ int columns;
+
+ va_start(arg, format);
+ strbuf_vaddf(&buf, format, arg);
+ va_end(arg);
+
+ columns = fputs(buf.buf, stream);
+ if (0 <= columns) /* keep the error from the I/O */
+ columns = utf8_strwidth(buf.buf);
+ strbuf_release(&buf);
+ return columns;
+ }
+
/*
* Given a buffer and its encoding, return it re-encoded
* with iconv. If the conversion fails, returns NULL.
int is_utf8(const char *text);
int is_encoding_utf8(const char *name);
int same_encoding(const char *, const char *);
+ int utf8_fprintf(FILE *, const char *, ...);
-int strbuf_add_wrapped_text(struct strbuf *buf,
+void strbuf_add_wrapped_text(struct strbuf *buf,
const char *text, int indent, int indent2, int width);
-int strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
+void strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
int indent, int indent2, int width);
#ifndef NO_ICONV