diff options
Diffstat (limited to 'coreutils/test.c')
| -rw-r--r-- | coreutils/test.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/coreutils/test.c b/coreutils/test.c index a08986130..ac7b546a3 100644 --- a/coreutils/test.c +++ b/coreutils/test.c @@ -76,6 +76,8 @@ //usage: "1\n" #include "libbb.h" +#include <regex.h> +#include <fnmatch.h> /* This is a NOFORK applet. Be very careful! */ @@ -146,6 +148,14 @@ #define TEST_DEBUG 0 +#if ENABLE_TEST2 \ + || (ENABLE_ASH_BASH_COMPAT && ENABLE_ASH_TEST) \ + || (ENABLE_HUSH_BASH_COMPAT && ENABLE_HUSH_TEST) +# define BASH_TEST2 1 +#else +# define BASH_TEST2 0 +#endif + enum token { EOI, @@ -184,6 +194,10 @@ enum token { STRLT, STRGT, +#if BASH_TEST2 + REGEX, +#endif + INTEQ, /* int ops */ INTNE, INTGE, @@ -257,6 +271,9 @@ static const char *const TOKSTR[] = { "STRNE", "STRLT", "STRGT", +#if BASH_TEST2 + "REGEX", +#endif "INTEQ", "INTNE", "INTGE", @@ -320,6 +337,9 @@ static const struct operator_t ops_table[] = { { /* "!=" */ STRNE , BINOP }, { /* "<" */ STRLT , BINOP }, { /* ">" */ STRGT , BINOP }, +#if BASH_TEST2 + { /* "=~" */ REGEX , BINOP }, +#endif { /* "-eq"*/ INTEQ , BINOP }, { /* "-ne"*/ INTNE , BINOP }, { /* "-ge"*/ INTGE , BINOP }, @@ -332,6 +352,10 @@ static const struct operator_t ops_table[] = { { /* "!" */ UNOT , BUNOP }, { /* "-a" */ BAND , BBINOP }, { /* "-o" */ BOR , BBINOP }, +#if BASH_TEST2 + { /* "&&" */ BAND , BBINOP }, + { /* "||" */ BOR , BBINOP }, +#endif { /* "(" */ LPAREN , PAREN }, { /* ")" */ RPAREN , PAREN }, }; @@ -365,6 +389,9 @@ static const char ops_texts[] ALIGN1 = "!=" "\0" "<" "\0" ">" "\0" +#if BASH_TEST2 + "=~" "\0" +#endif "-eq" "\0" "-ne" "\0" "-ge" "\0" @@ -377,6 +404,10 @@ static const char ops_texts[] ALIGN1 = "!" "\0" "-a" "\0" "-o" "\0" +#if BASH_TEST2 + "&&" "\0" + "||" "\0" +#endif "(" "\0" ")" "\0" ; @@ -397,6 +428,9 @@ struct test_statics { const struct operator_t *last_operator; gid_t *group_array; int ngroups; +#if BASH_TEST2 + bool bash_test2; +#endif jmp_buf leaving; }; @@ -408,6 +442,7 @@ extern struct test_statics *const test_ptr_to_statics; #define last_operator (S.last_operator) #define group_array (S.group_array ) #define ngroups (S.ngroups ) +#define bash_test2 (S.bash_test2 ) #define leaving (S.leaving ) #define INIT_S() do { \ @@ -501,6 +536,20 @@ static enum token check_operator(const char *s) n = index_in_strings(ops_texts, s); if (n < 0) return OPERAND; + +#if BASH_TEST2 + if (ops_table[n].op_num == REGEX && !bash_test2) { + /* =~ is only for [[ ]] */ + return OPERAND; + } + if (ops_table[n].op_num == BAND || ops_table[n].op_num == BOR) { + /* [ ] accepts -a and -o but not && and || */ + /* [[ ]] accepts && and || but not -a and -o */ + if (bash_test2 == (s[0] == '-')) + return OPERAND; + } +#endif + last_operator = &ops_table[n]; return ops_table[n].op_num; } @@ -536,6 +585,29 @@ static int binop(void) /*if (op->op_num == INTLT)*/ return val1 < val2; } +#if BASH_TEST2 + if (bash_test2) { + if (op->op_num == STREQ) { + val1 = fnmatch(opnd2, opnd1, 0); + return val1 == 0; + } + if (op->op_num == STRNE) { + val1 = fnmatch(opnd2, opnd1, 0); + return val1 != 0; + } + if (op->op_num == REGEX) { + regex_t re_buffer; + memset(&re_buffer, 0, sizeof(re_buffer)); + if (regcomp(&re_buffer, opnd2, REG_EXTENDED)) { // REG_NEWLINE? + /* Bad regex */ + longjmp(leaving, 2); /* [[ a =~ * ]]; echo $? - prints 2 (silently, no error msg) */ + } + val1 = regexec(&re_buffer, opnd1, 0, NULL, 0); + regfree(&re_buffer); + return val1 == 0; + } + } +#endif if (is_str_op(op->op_num)) { val1 = strcmp(opnd1, opnd2); if (op->op_num == STREQ) @@ -824,6 +896,9 @@ int test_main(int argc, char **argv) { int res; const char *arg0; +#if BASH_TEST2 + bool bt2 = 0; +#endif arg0 = bb_basename(argv[0]); if ((ENABLE_TEST1 || ENABLE_TEST2 || ENABLE_ASH_TEST || ENABLE_HUSH_TEST) @@ -840,6 +915,9 @@ int test_main(int argc, char **argv) bb_simple_error_msg("missing ]]"); return 2; } +#if BASH_TEST2 + bt2 = 1; +#endif } argv[argc] = NULL; } @@ -848,6 +926,10 @@ int test_main(int argc, char **argv) /* We must do DEINIT_S() prior to returning */ INIT_S(); +#if BASH_TEST2 + bash_test2 = bt2; +#endif + res = setjmp(leaving); if (res) goto ret; |