diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c')
| -rw-r--r-- | roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c b/roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c new file mode 100644 index 000000000..f295bfde8 --- /dev/null +++ b/roms/edk2/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma/sample/bug_fix.c @@ -0,0 +1,93 @@ +/* + * bug_fix.c + */ +#include <stdio.h> +#include "oniguruma.h" + +static int +search(regex_t* reg, unsigned char* str, unsigned char* end) +{ + int r; + unsigned char *start, *range; + OnigRegion *region; + + region = onig_region_new(); + + start = str; + range = end; + r = onig_search(reg, str, end, start, range, region, ONIG_OPTION_NONE); + if (r >= 0) { + int i; + + fprintf(stderr, "match at %d (%s)\n", r, + ONIGENC_NAME(onig_get_encoding(reg))); + for (i = 0; i < region->num_regs; i++) { + fprintf(stderr, "%d: (%d-%d)\n", i, region->beg[i], region->end[i]); + } + } + else if (r == ONIG_MISMATCH) { + fprintf(stderr, "search fail (%s)\n", + ONIGENC_NAME(onig_get_encoding(reg))); + } + else { /* error */ + char s[ONIG_MAX_ERROR_MESSAGE_LEN]; + onig_error_code_to_str((UChar* )s, r); + fprintf(stderr, "ERROR: %s\n", s); + fprintf(stderr, " (%s)\n", ONIGENC_NAME(onig_get_encoding(reg))); + onig_region_free(region, 1 /* 1:free self, 0:free contents only */); + return -1; + } + + onig_region_free(region, 1 /* 1:free self, 0:free contents only */); + return 0; +} + +static int +exec(OnigEncoding enc, OnigOptionType options, char* apattern, char* astr) +{ + int r; + unsigned char *end; + regex_t* reg; + OnigErrorInfo einfo; + UChar* pattern = (UChar* )apattern; + UChar* str = (UChar* )astr; + + r = onig_new(®, pattern, + pattern + onigenc_str_bytelen_null(enc, pattern), + options, enc, ONIG_SYNTAX_DEFAULT, &einfo); + if (r != ONIG_NORMAL) { + char s[ONIG_MAX_ERROR_MESSAGE_LEN]; + onig_error_code_to_str((UChar* )s, r, &einfo); + fprintf(stderr, "ERROR: %s\n", s); + return -1; + } + + end = str + onigenc_str_bytelen_null(enc, str); + r = search(reg, str, end); + + onig_free(reg); + return 0; +} + + + +extern int main(int argc, char* argv[]) +{ + OnigEncoding use_encs[1]; + + use_encs[0] = ONIG_ENCODING_UTF8; + onig_initialize(use_encs, 1); + + /* fix ignore case in look-behind + commit: 3340ec2cc5627172665303fe248c9793354d2251 */ + exec(ONIG_ENCODING_UTF8, ONIG_OPTION_IGNORECASE, + "\305\211a", "\312\274na"); /* \u{0149}a \u{02bc}na */ + + exec(ONIG_ENCODING_UTF8, ONIG_OPTION_NONE, "(\\2)(\\1)", "aa"); /* fail. */ + + exec(ONIG_ENCODING_UTF8, ONIG_OPTION_FIND_LONGEST, + "a*", "aa aaa aaaa aaaaa "); /* match 12-17 */ + + onig_end(); + return 0; +} |