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Latest from Jeffrey Ollie. 

Infinite failure stack, some bugs fixed (fastmap, star_jump, register bug).
This commit is contained in:
Guido van Rossum 1997-05-09 02:35:58 +00:00
parent 1681429ba8
commit 004c1e1d07
2 changed files with 1675 additions and 1468 deletions
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1943
Modules/regexpr.c
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20
Modules/regexpr.h
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@ -69,9 +69,7 @@ typedef struct re_registers
#define re_set_syntax _Py_re_set_syntax
#define re_compile_pattern _Py_re_compile_pattern
#define re_match _Py_re_match
#define re_match_2 _Py_re_match_2
#define re_search _Py_re_search
#define re_search_2 _Py_re_search_2
#define re_compile_fastmap _Py_re_compile_fastmap
#define re_comp _Py_re_comp
#define re_exec _Py_re_exec
@ -96,20 +94,12 @@ char *re_compile_pattern(char *regex, int regex_size, regexp_t compiled);
translation table, or NULL if it is not used. */
int re_match(regexp_t compiled, char *string, int size, int pos,
regexp_registers_t regs);
regexp_registers_t old_regs);
/* This tries to match the regexp against the string. This returns the
length of the matched portion, or -1 if the pattern could not be
matched and -2 if an error (such as failure stack overflow) is
encountered. */
int re_match_2(regexp_t compiled, char *string1, int size1,
char *string2, int size2, int pos, regexp_registers_t regs,
int mstop);
/* This tries to match the regexp to the concatenation of string1 and
string2. This returns the length of the matched portion, or -1 if the
pattern could not be matched and -2 if an error (such as failure stack
overflow) is encountered. */
int re_search(regexp_t compiled, char *string, int size, int startpos,
int range, regexp_registers_t regs);
/* This rearches for a substring matching the regexp. This returns the first
@ -119,12 +109,6 @@ int re_search(regexp_t compiled, char *string, int size, int startpos,
which a match must not go. This returns -1 if no match is found, and
-2 if an error (such as failure stack overflow) is encountered. */
int re_search_2(regexp_t compiled, char *string1, int size1,
char *string2, int size2, int startpos, int range,
regexp_registers_t regs, int mstop);
/* This is like re_search, but search from the concatenation of string1 and
string2. */
void re_compile_fastmap(regexp_t compiled);
/* This computes the fastmap for the regexp. For this to have any effect,
the calling program must have initialized the fastmap field to point
@ -146,9 +130,7 @@ extern int re_syntax;
int re_set_syntax();
char *re_compile_pattern();
int re_match();
int re_match_2();
int re_search();
int re_search_2();
void re_compile_fastmap();
char *re_comp();
int re_exec();