strv: drop strv_join_quoted() (#8057)
The function `strv_join_quoted()` is now not used, and has a bug in the buffer size calculation when the strings needs to escaped, as reported in #8056. So, let's remove the function. Closes #8056.
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@ -393,42 +393,6 @@ char *strv_join(char **l, const char *separator) {
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return r;
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}
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char *strv_join_quoted(char **l) {
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char *buf = NULL;
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char **s;
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size_t allocated = 0, len = 0;
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STRV_FOREACH(s, l) {
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/* assuming here that escaped string cannot be more
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* than twice as long, and reserving space for the
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* separator and quotes.
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*/
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_cleanup_free_ char *esc = NULL;
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size_t needed;
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if (!GREEDY_REALLOC(buf, allocated,
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len + strlen(*s) * 2 + 3))
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goto oom;
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esc = cescape(*s);
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if (!esc)
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goto oom;
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needed = snprintf(buf + len, allocated - len, "%s\"%s\"",
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len > 0 ? " " : "", esc);
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assert(needed < allocated - len);
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len += needed;
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}
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if (!buf)
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buf = malloc0(1);
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return buf;
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oom:
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return mfree(buf);
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}
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int strv_push(char ***l, char *value) {
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char **c;
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unsigned n, m;
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@ -86,7 +86,6 @@ char **strv_split_newlines(const char *s);
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int strv_split_extract(char ***t, const char *s, const char *separators, ExtractFlags flags);
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char *strv_join(char **l, const char *separator);
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char *strv_join_quoted(char **l);
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char **strv_parse_nulstr(const char *s, size_t l);
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char **strv_split_nulstr(const char *s);
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@ -22,6 +22,7 @@
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#include <string.h>
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#include "alloc-util.h"
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#include "escape.h"
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#include "specifier.h"
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#include "string-util.h"
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#include "strv.h"
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@ -102,36 +103,6 @@ static const char* const input_table_one_empty[] = {
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};
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static const char* const input_table_quotes[] = {
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"\"",
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"'",
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"\"\"",
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"\\",
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"\\\\",
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NULL,
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};
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#define QUOTES_STRING \
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"\"\\\"\" " \
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"\"\\\'\" " \
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"\"\\\"\\\"\" " \
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"\"\\\\\" " \
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"\"\\\\\\\\\""
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static const char * const input_table_spaces[] = {
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" ",
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"' '",
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"\" ",
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" \"",
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" \\\\ ",
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NULL,
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};
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#define SPACES_STRING \
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"\" \" " \
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"\"\\' \\'\" " \
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"\"\\\" \" " \
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"\" \\\"\" " \
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"\" \\\\\\\\ \""
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static void test_strv_find(void) {
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assert_se(strv_find((char **)input_table_multiple, "three"));
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assert_se(!strv_find((char **)input_table_multiple, "four"));
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@ -193,28 +164,6 @@ static void test_strv_join(void) {
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assert_se(streq(w, ""));
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}
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static void test_strv_quote_unquote(const char* const *split, const char *quoted) {
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_cleanup_free_ char *p;
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_cleanup_strv_free_ char **s = NULL;
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char **t;
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int r;
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p = strv_join_quoted((char **)split);
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assert_se(p);
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printf("-%s- --- -%s-\n", p, quoted); /* fprintf deals with NULL, puts does not */
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assert_se(p);
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assert_se(streq(p, quoted));
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r = strv_split_extract(&s, quoted, WHITESPACE, EXTRACT_QUOTES);
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assert_se(r == (int) strv_length(s));
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assert_se(s);
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STRV_FOREACH(t, s) {
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assert_se(*t);
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assert_se(streq(*t, *split));
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split++;
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}
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}
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static void test_strv_unquote(const char *quoted, char **list) {
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_cleanup_strv_free_ char **s;
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_cleanup_free_ char *j;
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@ -738,14 +687,6 @@ int main(int argc, char *argv[]) {
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test_strv_find_startswith();
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test_strv_join();
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test_strv_quote_unquote(input_table_multiple, "\"one\" \"two\" \"three\"");
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test_strv_quote_unquote(input_table_one, "\"one\"");
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test_strv_quote_unquote(input_table_none, "");
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test_strv_quote_unquote(input_table_one_empty, "\"\"");
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test_strv_quote_unquote(input_table_two_empties, "\"\" \"\"");
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test_strv_quote_unquote(input_table_quotes, QUOTES_STRING);
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test_strv_quote_unquote(input_table_spaces, SPACES_STRING);
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test_strv_unquote(" foo=bar \"waldo\" zzz ", STRV_MAKE("foo=bar", "waldo", "zzz"));
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test_strv_unquote("", STRV_MAKE_EMPTY);
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test_strv_unquote(" ", STRV_MAKE_EMPTY);
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