X-Git-Url: https://git.tokkee.org/?p=nagiosplug.git;a=blobdiff_plain;f=gl%2Fregex_internal.c;h=17eafaa92f71ccc205e26c6223195a9ee3a11db3;hp=7acec79d15dc7b81a16753d62ac396e0d8689c26;hb=74da141e618ef99959d509cb2e7be35a348a39db;hpb=c63a4f726a0b6ad8cf6040f947754a81fd4683bb diff --git a/gl/regex_internal.c b/gl/regex_internal.c index 7acec79..17eafaa 100644 --- a/gl/regex_internal.c +++ b/gl/regex_internal.c @@ -1,6 +1,6 @@ /* Extended regular expression matching and search library. - Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 - Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free + Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Isamu Hasegawa . @@ -36,7 +36,7 @@ static re_dfastate_t *create_cd_newstate (const re_dfa_t *dfa, re_string_reconstruct before using the object. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_string_allocate (re_string_t *pstr, const char *str, Idx len, Idx init_len, RE_TRANSLATE_TYPE trans, bool icase, const re_dfa_t *dfa) { @@ -64,7 +64,7 @@ re_string_allocate (re_string_t *pstr, const char *str, Idx len, Idx init_len, /* This function allocate the buffers, and initialize them. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_string_construct (re_string_t *pstr, const char *str, Idx len, RE_TRANSLATE_TYPE trans, bool icase, const re_dfa_t *dfa) { @@ -127,7 +127,7 @@ re_string_construct (re_string_t *pstr, const char *str, Idx len, /* Helper functions for re_string_allocate, and re_string_construct. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_string_realloc_buffers (re_string_t *pstr, Idx new_buf_len) { #ifdef RE_ENABLE_I18N @@ -267,7 +267,7 @@ build_wcs_buffer (re_string_t *pstr) but for REG_ICASE. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ build_wcs_upper_buffer (re_string_t *pstr) { mbstate_t prev_st; @@ -430,8 +430,8 @@ build_wcs_upper_buffer (re_string_t *pstr) src_idx += mbclen; continue; } - else - memcpy (pstr->mbs + byte_idx, p, mbclen); + else + memcpy (pstr->mbs + byte_idx, p, mbclen); } else memcpy (pstr->mbs + byte_idx, p, mbclen); @@ -569,7 +569,7 @@ re_string_translate_buffer (re_string_t *pstr) convert to upper case in case of REG_ICASE, apply translation. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_string_reconstruct (re_string_t *pstr, Idx idx, int eflags) { Idx offset; @@ -964,7 +964,7 @@ re_string_context_at (const re_string_t *input, Idx idx, int eflags) /* Functions for set operation. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_alloc (re_node_set *set, Idx size) { set->alloc = size; @@ -976,7 +976,7 @@ re_node_set_alloc (re_node_set *set, Idx size) } static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_init_1 (re_node_set *set, Idx elem) { set->alloc = 1; @@ -992,7 +992,7 @@ re_node_set_init_1 (re_node_set *set, Idx elem) } static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_init_2 (re_node_set *set, Idx elem1, Idx elem2) { set->alloc = 2; @@ -1022,7 +1022,7 @@ re_node_set_init_2 (re_node_set *set, Idx elem1, Idx elem2) } static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_init_copy (re_node_set *dest, const re_node_set *src) { dest->nelem = src->nelem; @@ -1047,7 +1047,7 @@ re_node_set_init_copy (re_node_set *dest, const re_node_set *src) Note: We assume dest->elems is NULL, when dest->alloc is 0. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_add_intersect (re_node_set *dest, const re_node_set *src1, const re_node_set *src2) { @@ -1062,7 +1062,7 @@ re_node_set_add_intersect (re_node_set *dest, const re_node_set *src1, Idx new_alloc = src1->nelem + src2->nelem + dest->alloc; Idx *new_elems = re_realloc (dest->elems, Idx, new_alloc); if (BE (new_elems == NULL, 0)) - return REG_ESPACE; + return REG_ESPACE; dest->elems = new_elems; dest->alloc = new_alloc; } @@ -1112,20 +1112,20 @@ re_node_set_add_intersect (re_node_set *dest, const re_node_set *src1, if (delta > 0 && REG_VALID_INDEX (id)) for (;;) { - if (dest->elems[is] > dest->elems[id]) - { - /* Copy from the top. */ - dest->elems[id + delta--] = dest->elems[is--]; - if (delta == 0) - break; - } - else - { - /* Slide from the bottom. */ - dest->elems[id + delta] = dest->elems[id]; - if (! REG_VALID_INDEX (--id)) - break; - } + if (dest->elems[is] > dest->elems[id]) + { + /* Copy from the top. */ + dest->elems[id + delta--] = dest->elems[is--]; + if (delta == 0) + break; + } + else + { + /* Slide from the bottom. */ + dest->elems[id + delta] = dest->elems[id]; + if (! REG_VALID_INDEX (--id)) + break; + } } /* Copy remaining SRC elements. */ @@ -1138,7 +1138,7 @@ re_node_set_add_intersect (re_node_set *dest, const re_node_set *src1, DEST. Return value indicate the error code or REG_NOERROR if succeeded. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_init_union (re_node_set *dest, const re_node_set *src1, const re_node_set *src2) { @@ -1191,7 +1191,7 @@ re_node_set_init_union (re_node_set *dest, const re_node_set *src1, DEST. Return value indicate the error code or REG_NOERROR if succeeded. */ static reg_errcode_t -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_merge (re_node_set *dest, const re_node_set *src) { Idx is, id, sbase, delta; @@ -1221,11 +1221,11 @@ re_node_set_merge (re_node_set *dest, const re_node_set *src) REG_VALID_INDEX (is) && REG_VALID_INDEX (id); ) { if (dest->elems[id] == src->elems[is]) - is--, id--; + is--, id--; else if (dest->elems[id] < src->elems[is]) - dest->elems[--sbase] = src->elems[is--]; + dest->elems[--sbase] = src->elems[is--]; else /* if (dest->elems[id] > src->elems[is]) */ - --id; + --id; } if (REG_VALID_INDEX (is)) @@ -1247,21 +1247,21 @@ re_node_set_merge (re_node_set *dest, const re_node_set *src) for (;;) { if (dest->elems[is] > dest->elems[id]) - { + { /* Copy from the top. */ - dest->elems[id + delta--] = dest->elems[is--]; + dest->elems[id + delta--] = dest->elems[is--]; if (delta == 0) break; } else - { - /* Slide from the bottom. */ - dest->elems[id + delta] = dest->elems[id]; + { + /* Slide from the bottom. */ + dest->elems[id + delta] = dest->elems[id]; if (! REG_VALID_INDEX (--id)) { /* Copy remaining SRC elements. */ memcpy (dest->elems, dest->elems + sbase, - delta * sizeof (Idx)); + delta * sizeof (Idx)); break; } } @@ -1275,7 +1275,7 @@ re_node_set_merge (re_node_set *dest, const re_node_set *src) Return true if successful. */ static bool -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_insert (re_node_set *set, Idx elem) { Idx idx; @@ -1308,12 +1308,12 @@ re_node_set_insert (re_node_set *set, Idx elem) { idx = 0; for (idx = set->nelem; idx > 0; idx--) - set->elems[idx] = set->elems[idx - 1]; + set->elems[idx] = set->elems[idx - 1]; } else { for (idx = set->nelem; set->elems[idx - 1] > elem; idx--) - set->elems[idx] = set->elems[idx - 1]; + set->elems[idx] = set->elems[idx - 1]; } /* Insert the new element. */ @@ -1327,7 +1327,7 @@ re_node_set_insert (re_node_set *set, Idx elem) Return true if successful. */ static bool -internal_function +internal_function __attribute_warn_unused_result__ re_node_set_insert_last (re_node_set *set, Idx elem) { /* Realloc if we need. */ @@ -1473,7 +1473,7 @@ calc_state_hash (const re_node_set *nodes, unsigned int context) optimization. */ static re_dfastate_t * -internal_function +internal_function __attribute_warn_unused_result__ re_acquire_state (reg_errcode_t *err, const re_dfa_t *dfa, const re_node_set *nodes) { @@ -1521,7 +1521,7 @@ re_acquire_state (reg_errcode_t *err, const re_dfa_t *dfa, optimization. */ static re_dfastate_t * -internal_function +internal_function __attribute_warn_unused_result__ re_acquire_state_context (reg_errcode_t *err, const re_dfa_t *dfa, const re_node_set *nodes, unsigned int context) { @@ -1562,6 +1562,7 @@ re_acquire_state_context (reg_errcode_t *err, const re_dfa_t *dfa, indicates the error code if failed. */ static reg_errcode_t +__attribute_warn_unused_result__ register_state (const re_dfa_t *dfa, re_dfastate_t *newstate, re_hashval_t hash) { @@ -1616,7 +1617,7 @@ free_state (re_dfastate_t *state) Return the new state if succeeded, otherwise return NULL. */ static re_dfastate_t * -internal_function +internal_function __attribute_warn_unused_result__ create_ci_newstate (const re_dfa_t *dfa, const re_node_set *nodes, re_hashval_t hash) { @@ -1666,7 +1667,7 @@ create_ci_newstate (const re_dfa_t *dfa, const re_node_set *nodes, Return the new state if succeeded, otherwise return NULL. */ static re_dfastate_t * -internal_function +internal_function __attribute_warn_unused_result__ create_cd_newstate (const re_dfa_t *dfa, const re_node_set *nodes, unsigned int context, re_hashval_t hash) { @@ -1715,7 +1716,9 @@ create_cd_newstate (const re_dfa_t *dfa, const re_node_set *nodes, free_state (newstate); return NULL; } - re_node_set_init_copy (newstate->entrance_nodes, nodes); + if (re_node_set_init_copy (newstate->entrance_nodes, nodes) + != REG_NOERROR) + return NULL; nctx_nodes = 0; newstate->has_constraint = 1; }