int quote_path_fully = 1;
+static inline int need_bs_quote(char c)
+{
+ return (c == '\'' || c == '!');
+}
+
/* Help to copy the thing properly quoted for the shell safety.
* any single quote is replaced with '\'', any exclamation point
* is replaced with '\!', and the whole thing is enclosed in a
+ * single quote pair.
*
* E.g.
* original sq_quote result
* a'b ==> a'\''b ==> 'a'\''b'
* a!b ==> a'\!'b ==> 'a'\!'b'
*/
-static inline int need_bs_quote(char c)
-{
- return (c == '\'' || c == '!');
-}
-
void sq_quote_buf(struct strbuf *dst, const char *src)
{
char *to_free = NULL;
free(to_free);
}
-void sq_quote_print(FILE *stream, const char *src)
+void sq_quote_buf_pretty(struct strbuf *dst, const char *src)
{
- char c;
+ static const char ok_punct[] = "+,-./:=@_^";
+ const char *p;
- fputc('\'', stream);
- while ((c = *src++)) {
- if (need_bs_quote(c)) {
- fputs("'\\", stream);
- fputc(c, stream);
- fputc('\'', stream);
- } else {
- fputc(c, stream);
+ /* Avoid losing a zero-length string by adding '' */
+ if (!*src) {
+ strbuf_addstr(dst, "''");
+ return;
+ }
+
+ for (p = src; *p; p++) {
+ if (!isalpha(*p) && !isdigit(*p) && !strchr(ok_punct, *p)) {
+ sq_quote_buf(dst, src);
+ return;
}
}
- fputc('\'', stream);
+
+ /* if we get here, we did not need quoting */
+ strbuf_addstr(dst, src);
+}
+
+void sq_quotef(struct strbuf *dst, const char *fmt, ...)
+{
+ struct strbuf src = STRBUF_INIT;
+
+ va_list ap;
+ va_start(ap, fmt);
+ strbuf_vaddf(&src, fmt, ap);
+ va_end(ap);
+
+ sq_quote_buf(dst, src.buf);
+ strbuf_release(&src);
}
-void sq_quote_argv(struct strbuf *dst, const char** argv, size_t maxlen)
+void sq_quote_argv(struct strbuf *dst, const char **argv)
{
int i;
for (i = 0; argv[i]; ++i) {
strbuf_addch(dst, ' ');
sq_quote_buf(dst, argv[i]);
- if (maxlen && dst->len > maxlen)
- die("Too many or long arguments");
+ }
+}
+
+/*
+ * Legacy function to append each argv value, quoted as necessasry,
+ * with whitespace before each value. This results in a leading
+ * space in the result.
+ */
+void sq_quote_argv_pretty(struct strbuf *dst, const char **argv)
+{
+ if (argv[0])
+ strbuf_addch(dst, ' ');
+ sq_append_quote_argv_pretty(dst, argv);
+}
+
+/*
+ * Append each argv value, quoted as necessary, with whitespace between them.
+ */
+void sq_append_quote_argv_pretty(struct strbuf *dst, const char **argv)
+{
+ int i;
+
+ for (i = 0; argv[i]; i++) {
+ if (i > 0)
+ strbuf_addch(dst, ' ');
+ sq_quote_buf_pretty(dst, argv[i]);
}
}
*next = NULL;
return arg;
case '\\':
- c = *++src;
- if (need_bs_quote(c) && *++src == '\'') {
- *dst++ = c;
+ /*
+ * Allow backslashed characters outside of
+ * single-quotes only if they need escaping,
+ * and only if we resume the single-quoted part
+ * afterward.
+ */
+ if (need_bs_quote(src[1]) && src[2] == '\'') {
+ *dst++ = src[1];
+ src += 2;
continue;
}
/* Fallthrough */
* Return value is the same as in (1).
*/
static size_t quote_c_style_counted(const char *name, ssize_t maxlen,
- struct strbuf *sb, FILE *fp, int no_dq)
+ struct strbuf *sb, FILE *fp, int no_dq)
{
#undef EMIT
#define EMIT(c) \
fputc(terminator, fp);
}
-void write_name_quotedpfx(const char *pfx, size_t pfxlen,
- const char *name, FILE *fp, int terminator)
-{
- int needquote = 0;
-
- if (terminator) {
- needquote = next_quote_pos(pfx, pfxlen) < pfxlen
- || name[next_quote_pos(name, -1)];
- }
- if (needquote) {
- fputc('"', fp);
- quote_c_style_counted(pfx, pfxlen, NULL, fp, 1);
- quote_c_style(name, NULL, fp, 1);
- fputc('"', fp);
- } else {
- fwrite(pfx, pfxlen, 1, fp);
- fputs(name, fp);
- }
- fputc(terminator, fp);
-}
-
-static const char *path_relative(const char *in, int len,
- struct strbuf *sb, const char *prefix,
- int prefix_len);
-
-void write_name_quoted_relative(const char *name, size_t len,
- const char *prefix, size_t prefix_len,
+void write_name_quoted_relative(const char *name, const char *prefix,
FILE *fp, int terminator)
{
struct strbuf sb = STRBUF_INIT;
- name = path_relative(name, len, &sb, prefix, prefix_len);
+ name = relative_path(name, prefix, &sb);
write_name_quoted(name, fp, terminator);
strbuf_release(&sb);
}
-/*
- * Give path as relative to prefix.
- *
- * The strbuf may or may not be used, so do not assume it contains the
- * returned path.
- */
-static const char *path_relative(const char *in, int len,
- struct strbuf *sb, const char *prefix,
- int prefix_len)
-{
- int off, i;
-
- if (len < 0)
- len = strlen(in);
- if (prefix_len < 0) {
- if (prefix)
- prefix_len = strlen(prefix);
- else
- prefix_len = 0;
- }
-
- off = 0;
- i = 0;
- while (i < prefix_len && i < len && prefix[i] == in[i]) {
- if (prefix[i] == '/')
- off = i + 1;
- i++;
- }
- in += off;
- len -= off;
-
- if (i >= prefix_len)
- return in;
-
- strbuf_reset(sb);
- strbuf_grow(sb, len);
-
- while (i < prefix_len) {
- if (prefix[i] == '/')
- strbuf_addstr(sb, "../");
- i++;
- }
- strbuf_add(sb, in, len);
-
- return sb->buf;
-}
-
/* quote path as relative to the given prefix */
-char *quote_path_relative(const char *in, int len,
- struct strbuf *out, const char *prefix)
+char *quote_path_relative(const char *in, const char *prefix,
+ struct strbuf *out)
{
struct strbuf sb = STRBUF_INIT;
- const char *rel = path_relative(in, len, &sb, prefix, -1);
+ const char *rel = relative_path(in, prefix, &sb);
strbuf_reset(out);
quote_c_style_counted(rel, strlen(rel), out, NULL, 0);
strbuf_release(&sb);
- if (!out->len)
- strbuf_addstr(out, "./");
-
return out->buf;
}
/* quoting as a string literal for other languages */
-void perl_quote_print(FILE *stream, const char *src)
+void perl_quote_buf(struct strbuf *sb, const char *src)
{
const char sq = '\'';
const char bq = '\\';
char c;
- fputc(sq, stream);
+ strbuf_addch(sb, sq);
while ((c = *src++)) {
if (c == sq || c == bq)
- fputc(bq, stream);
- fputc(c, stream);
+ strbuf_addch(sb, bq);
+ strbuf_addch(sb, c);
}
- fputc(sq, stream);
+ strbuf_addch(sb, sq);
}
-void python_quote_print(FILE *stream, const char *src)
+void python_quote_buf(struct strbuf *sb, const char *src)
{
const char sq = '\'';
const char bq = '\\';
const char nl = '\n';
char c;
- fputc(sq, stream);
+ strbuf_addch(sb, sq);
while ((c = *src++)) {
if (c == nl) {
- fputc(bq, stream);
- fputc('n', stream);
+ strbuf_addch(sb, bq);
+ strbuf_addch(sb, 'n');
continue;
}
if (c == sq || c == bq)
- fputc(bq, stream);
- fputc(c, stream);
+ strbuf_addch(sb, bq);
+ strbuf_addch(sb, c);
}
- fputc(sq, stream);
+ strbuf_addch(sb, sq);
}
-void tcl_quote_print(FILE *stream, const char *src)
+void tcl_quote_buf(struct strbuf *sb, const char *src)
{
char c;
- fputc('"', stream);
+ strbuf_addch(sb, '"');
while ((c = *src++)) {
switch (c) {
case '[': case ']':
case '{': case '}':
case '$': case '\\': case '"':
- fputc('\\', stream);
+ strbuf_addch(sb, '\\');
+ /* fallthrough */
default:
- fputc(c, stream);
+ strbuf_addch(sb, c);
break;
case '\f':
- fputs("\\f", stream);
+ strbuf_addstr(sb, "\\f");
break;
case '\r':
- fputs("\\r", stream);
+ strbuf_addstr(sb, "\\r");
break;
case '\n':
- fputs("\\n", stream);
+ strbuf_addstr(sb, "\\n");
break;
case '\t':
- fputs("\\t", stream);
+ strbuf_addstr(sb, "\\t");
break;
case '\v':
- fputs("\\v", stream);
+ strbuf_addstr(sb, "\\v");
+ break;
+ }
+ }
+ strbuf_addch(sb, '"');
+}
+
+void basic_regex_quote_buf(struct strbuf *sb, const char *src)
+{
+ char c;
+
+ if (*src == '^') {
+ /* only beginning '^' is special and needs quoting */
+ strbuf_addch(sb, '\\');
+ strbuf_addch(sb, *src++);
+ }
+ if (*src == '*')
+ /* beginning '*' is not special, no quoting */
+ strbuf_addch(sb, *src++);
+
+ while ((c = *src++)) {
+ switch (c) {
+ case '[':
+ case '.':
+ case '\\':
+ case '*':
+ strbuf_addch(sb, '\\');
+ strbuf_addch(sb, c);
+ break;
+
+ case '$':
+ /* only the end '$' is special and needs quoting */
+ if (*src == '\0')
+ strbuf_addch(sb, '\\');
+ strbuf_addch(sb, c);
+ break;
+
+ default:
+ strbuf_addch(sb, c);
break;
}
}
- fputc('"', stream);
}
projects / platform / upstream / git.git / blobdiff