X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=quote.c;h=d5cf9d8f94f37fe8ff9f964998c7f0525617e5bc;hb=3c076dbe3cffee3b5cbf34759d627c47a417c145;hp=04557833a561b4613a511af8fb9f0fb18b36b2fa;hpb=ef4de8357dff57d403073572e8b260618bd03175;p=git.git

diff --git a/quote.c b/quote.c
index 04557833a..d5cf9d8f9 100644
--- a/quote.c
+++ b/quote.c
@@ -56,20 +56,13 @@ void sq_quote_print(FILE *stream, const char *src)
 	fputc('\'', stream);
 }
 
-void sq_quote_argv(struct strbuf *dst, const char** argv, int count,
-                   size_t maxlen)
+void sq_quote_argv(struct strbuf *dst, const char** argv, size_t maxlen)
 {
 	int i;
 
-	/* Count argv if needed. */
-	if (count < 0) {
-		for (count = 0; argv[count]; count++)
-			; /* just counting */
-	}
-
 	/* Copy into destination buffer. */
-	strbuf_grow(dst, 32 * count);
-	for (i = 0; i < count; ++i) {
+	strbuf_grow(dst, 255);
+	for (i = 0; argv[i]; ++i) {
 		strbuf_addch(dst, ' ');
 		sq_quote_buf(dst, argv[i]);
 		if (maxlen && dst->len > maxlen)
@@ -220,6 +213,22 @@ size_t quote_c_style(const char *name, struct strbuf *sb, FILE *fp, int nodq)
 	return quote_c_style_counted(name, -1, sb, fp, nodq);
 }
 
+void quote_two_c_style(struct strbuf *sb, const char *prefix, const char *path, int nodq)
+{
+	if (quote_c_style(prefix, NULL, NULL, 0) ||
+	    quote_c_style(path, NULL, NULL, 0)) {
+		if (!nodq)
+			strbuf_addch(sb, '"');
+		quote_c_style(prefix, sb, NULL, 1);
+		quote_c_style(path, sb, NULL, 1);
+		if (!nodq)
+			strbuf_addch(sb, '"');
+	} else {
+		strbuf_addstr(sb, prefix);
+		strbuf_addstr(sb, path);
+	}
+}
+
 void write_name_quoted(const char *name, FILE *fp, int terminator)
 {
 	if (terminator) {
@@ -251,6 +260,48 @@ extern void write_name_quotedpfx(const char *pfx, size_t pfxlen,
 	fputc(terminator, fp);
 }
 
+/* quote path as relative to the given prefix */
+char *quote_path_relative(const char *in, int len,
+			  struct strbuf *out, const char *prefix)
+{
+	int needquote;
+
+	if (len < 0)
+		len = strlen(in);
+
+	/* "../" prefix itself does not need quoting, but "in" might. */
+	needquote = next_quote_pos(in, len) < len;
+	strbuf_setlen(out, 0);
+	strbuf_grow(out, len);
+
+	if (needquote)
+		strbuf_addch(out, '"');
+	if (prefix) {
+		int off = 0;
+		while (prefix[off] && off < len && prefix[off] == in[off])
+			if (prefix[off] == '/') {
+				prefix += off + 1;
+				in += off + 1;
+				len -= off + 1;
+				off = 0;
+			} else
+				off++;
+
+		for (; *prefix; prefix++)
+			if (*prefix == '/')
+				strbuf_addstr(out, "../");
+	}
+
+	quote_c_style_counted (in, len, out, NULL, 1);
+
+	if (needquote)
+		strbuf_addch(out, '"');
+	if (!out->len)
+		strbuf_addstr(out, "./");
+
+	return out->buf;
+}
+
 /*
  * C-style name unquoting.
  *
@@ -279,7 +330,7 @@ int unquote_c_style(struct strbuf *sb, const char *quoted, const char **endp)
 		switch (*quoted++) {
 		  case '"':
 			if (endp)
-				*endp = quoted + 1;
+				*endp = quoted;
 			return 0;
 		  case '\\':
 			break;