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| author | Paul Eggert <eggert@cs.ucla.edu> | 2023-01-12 19:35:08 -0800 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2023-01-12 23:32:16 -0800 |
| commit | 3635121123e086b9092c7118dc0a99cb1736dc25 (patch) | |
| tree | a40fffe23e2e869266d831dada475e88fa2e8eaf /src | |
| parent | 8f6a1e90e4f14390ef2171aa37a1866f90292914 (diff) | |
| download | grep-3635121123e086b9092c7118dc0a99cb1736dc25.tar.gz | |
grep: diagnose no UTF-8 support (Bug#60708)
* src/pcresearch.c (Pcompile): Issue a diagnostic and exit instead
of misbehaving if libpcre2 does not support the requested locale.
Diffstat (limited to 'src')
| -rw-r--r-- | src/pcresearch.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/pcresearch.c b/src/pcresearch.c index a8034fbc..5b111bea 100644 --- a/src/pcresearch.c +++ b/src/pcresearch.c @@ -145,10 +145,12 @@ Pcompile (char *pattern, idx_t size, reg_syntax_t ignored, bool exact) = pcre2_general_context_create (private_malloc, private_free, NULL); pcre2_compile_context *ccontext = pcre2_compile_context_create (gcontext); - uint32_t unicode = 1; - pcre2_config (PCRE2_CONFIG_UNICODE, &unicode); - if (unicode && localeinfo.multibyte) + if (localeinfo.multibyte) { + uint32_t unicode; + if (pcre2_config (PCRE2_CONFIG_UNICODE, &unicode) < 0 || !unicode) + die (EXIT_TROUBLE, 0, + _("-P supports only unibyte locales on this platform")); if (! localeinfo.using_utf8) die (EXIT_TROUBLE, 0, _("-P supports only unibyte and UTF-8 locales")); flags |= (PCRE2_UTF | PCRE2_UCP); |