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Fix bug #81280 refuse to allow unicode chars in prompts

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This commit is contained in:
Joe Watkins 2021-08-02 23:30:14 +02:00
parent 3a4d0d360d
commit a2e051921a
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3 changed files with 30 additions and 1 deletions
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2
NEWS
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@ -5,6 +5,8 @@ PHP NEWS
- Core:
. Fixed bug #81342 (New ampersand token parsing depends on new line after it).
(Nikita)
. Fixed bug #81280 (Unicode characters in cli.prompt causes segfault).
(krakjoe)
- Date:
. Fixed bug #79580 (date_create_from_format misses leap year). (Derick)

10
ext/readline/readline_cli.c
View file

@ -135,6 +135,7 @@ static zend_string *cli_get_prompt(char *block, char prompt) /* {{{ */
{
smart_str retval = {0};
char *prompt_spec = CLIR_G(prompt) ? CLIR_G(prompt) : DEFAULT_PROMPT;
bool unicode_warned = false;
do {
if (*prompt_spec == '\\') {
@ -193,7 +194,16 @@ static zend_string *cli_get_prompt(char *block, char prompt) /* {{{ */
prompt_spec = prompt_end;
}
} else {
if (!(*prompt_spec & 0x80)) {
smart_str_appendc(&retval, *prompt_spec);
} else {
if (!unicode_warned) {
zend_error(E_WARNING,
"prompt contains unsupported unicode characters");
unicode_warned = true;
}
smart_str_appendc(&retval, '?');
}
}
} while (++prompt_spec && *prompt_spec);
smart_str_0(&retval);

17
sapi/phpdbg/phpdbg_utils.c
View file

@ -300,6 +300,23 @@ PHPDBG_API const char *phpdbg_get_prompt(void) /* {{{ */
return PHPDBG_G(prompt)[1];
}
uint32_t pos = 0,
end = strlen(PHPDBG_G(prompt)[0]);
bool unicode_warned = false;
while (pos < end) {
if (PHPDBG_G(prompt)[0][pos] & 0x80) {
PHPDBG_G(prompt)[0][pos] = '?';
if (!unicode_warned) {
zend_error(E_WARNING,
"prompt contains unsupported unicode characters");
unicode_warned = true;
}
}
pos++;
}
/* create cached prompt */
#ifndef HAVE_LIBEDIT
/* TODO: libedit doesn't seems to support coloured prompt */