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Add StrPool lookup

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This commit is contained in:
cosineblast 2024-01-14 19:43:05 -03:00
parent acf9676c0f
commit 42a93f00d4
2 changed files with 32 additions and 1 deletions
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19
src/common/strpool.c
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@ -281,3 +281,22 @@ unsigned SP_GetCount (const StringPool* P)
{
return CollCount (&P->Entries);
}
unsigned SP_Lookup(StringPool *P, const StrBuf *S)
/*
** Determine whether the given string is in the pool.
** Returns 1 if the string is in the pool, 0 otherwise.
*/
{
return HT_Find (&P->Tab, S) != 0;
}
unsigned SP_LookupStr(StringPool *P, const char *S)
/*
** Determine whether the given string is in the pool.
** Returns 1 if the string is in the pool, 0 otherwise.
*/
{
StrBuf Buf;
return SP_Lookup (P, SB_InitFromString (&Buf, S));
}

14
src/common/strpool.h
View File

@ -84,7 +84,7 @@ const StrBuf* SP_Get (const StringPool* P, unsigned Index);
unsigned SP_Add (StringPool* P, const StrBuf* S);
/* Add a string buffer to the buffer and return the index. If the string does
** already exist in the pool, SP_AddBuf will just return the index of the
** already exist in the pool, SP_Add will just return the index of the
** existing string.
*/
@ -96,6 +96,18 @@ unsigned SP_AddStr (StringPool* P, const char* S);
unsigned SP_GetCount (const StringPool* P);
/* Return the number of strings in the pool */
unsigned SP_Lookup(StringPool *P, const StrBuf *S);
/*
** Determine whether the given string is in the pool.
** Returns 1 if the string is in the pool, 0 otherwise.
*/
unsigned SP_LookupStr(StringPool *P, const char *S);
/*
** Determine whether the given string is in the pool.
** Returns 1 if the string is in the pool, 0 otherwise.
*/
/* End of strpool.h */