/* WARNING: This file was generated by dkct. Changes you make here will be lost if dkct is run again! You should modify the original source and run dkct on it. Original source: dk4pathw.ctr */ /* Copyright (C) 2015-2017, Dirk Krause Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above opyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the author nor the names of contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @file dk4pathw.c The dk4pathw module. */ #line 110 "dk4pathw.ctr" #include "dk4pathw.h" #include "dk4mem.h" #include "dk4strw.h" #if DK4_HAVE_STRING_H #ifndef STRING_H_INCLUDED #include #define STRING_H_INCLUDED 1 #endif #endif #if DK4_HAVE_WCHAR_H #ifndef WCHAR_H_INCLUDED #include #define WCHAR_H_INCLUDED 1 #endif #endif /** Constant keywords used by the dk4pathw module. */ static const wchar_t * const dk4pathw_kw[] = { #if DK4_HAVE_BACKSLASH_AS_SEP /* 0 */ L"\\", /* 1 */ L"/", #else /* 0 */ L"/", /* 1 */ L"\\", #endif /* 2 */ L".", /* 3 */ L"..", /* 4 */ L":" }; /** Get last character from a string. @param str String to test. @return Last character from string. */ static wchar_t dk4pathw_lastchar(const wchar_t *str) { wchar_t back = '\0'; if (str) { while (L'\0' != *str) { back = *(str++); } } return back; } int dk4pathw_is_absolute(const wchar_t *path) { int back = 0; #if DK4_ON_WINDOWS wchar_t c; #endif if (NULL != path) { #if DK4_ON_WINDOWS c = *path; if ( *(dk4pathw_kw[0]) == c ) { back = 1; } else { if (((L'a' <= c) && (L'z' >= c)) || ((L'A' <= c) && (L'Z' >= c))) { if ( *(dk4pathw_kw[4]) == path[1] ) { c = path[2]; if ( ( *(dk4pathw_kw[0]) == c ) || ( L'\0' == c ) ) { back = 1; } } } } #else if ( *(dk4pathw_kw[0]) == *path ) { back = 1; } #endif } return back; } int dk4pathw_is_relative(const wchar_t *path) { int back = 0; if (NULL != path) { if (NULL != dk4strw_chr(path, *(dk4pathw_kw[0]))) { if (0 == dk4pathw_is_absolute(path)) { back = 1; } } } return back; } int dk4pathw_append( wchar_t *buffer, size_t sz, const wchar_t *filename, dk4_er_t *erp ) { wchar_t *pc; /* Current path part to append */ wchar_t *pn; /* Next part to append */ wchar_t *pd; /* Part to delete */ wchar_t *mycp = NULL; /* Private copy */ #if DK4_ON_WINDOWS int ischr; #endif int back = 0; /* Function result */ int failed = 0; /* Definitely failed */ wchar_t lch; /* Last character from string */ if ((NULL != buffer) && (NULL != filename) && (0 < sz)) { mycp = dk4strw_dup(filename, erp); if (NULL != mycp) { pc = mycp; while ((NULL != pc) && (0 == failed)) { pn = dk4strw_chr(pc, *(dk4pathw_kw[0])); if (NULL != pn) { *(pn++) = L'\0'; } if (0 != dk4strw_cmp(pc, dk4pathw_kw[2])) { if (0 == dk4strw_cmp(pc, dk4pathw_kw[3])) { /* Remove from buffer */ pd = dk4strw_rchr(buffer, *(dk4pathw_kw[0])); if (NULL != pd) { *pd = L'\0'; if (0 < dk4strw_len(&(pd[1]))) { #if DK4_ON_WINDOWS if (2 == dk4strw_len(buffer)) { ischr = 0; if ((L'A' <= buffer[0]) && (L'Z' >= buffer[0])) { ischr = 1; } if ((L'a' <= buffer[0]) && (L'z' >= buffer[0])) { ischr = 1; } if (1 == ischr) { if (L':' == buffer[1]) { buffer[2] = *(dk4pathw_kw[0]); buffer[3] = L'\0'; } } } #else if (0 == dk4strw_len(buffer)) { *pd = *(dk4pathw_kw[0]); pd++; *pd = L'\0'; } #endif } else { failed = 1; dk4error_set_simple_error_code(erp, DK4_E_SYNTAX); } } else { failed = 1; dk4error_set_simple_error_code(erp, DK4_E_SYNTAX); } } else { /* Add to buffer */ lch = dk4pathw_lastchar(buffer); if (lch != *(dk4pathw_kw[0])) { if (0 != dk4strw_cat_s(buffer, sz, dk4pathw_kw[0], erp)) { if (0 == dk4strw_cat_s(buffer, sz, pc, erp)) { failed = 1; } } else { failed = 1; } } else { if (0 == dk4strw_cat_s(buffer, sz, pc, erp)) { failed = 1; } } } } pc = pn; } if (0 == failed) { back = 1; } dk4mem_release(mycp); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; } wchar_t * dk4pathw_get_suffix(const wchar_t *filename, dk4_er_t *erp) { const wchar_t *back = NULL; if (NULL != filename) { while (L'\0' != *filename) { if ((L'\\' == *filename) || (L'/' == *filename)) { back = NULL; } else { if (L'.' == *filename) { back = filename; } } filename++; } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return ((wchar_t *)back); } void dk4pathw_correct_sep(wchar_t *filename) { if (NULL != filename) { while (L'\0' != *filename) { #if DK4_HAVE_BACKSLASH_AS_SEP if (L'/' == *filename) { *filename = L'\\'; } #else if (L'\\' == *filename) { *filename = L'/'; } #endif filename++; } } } int dk4pathw_must_expand(const wchar_t *filename) { #if DK4_ON_WINDOWS int back = 0; if (NULL != filename) { if (L'\\' == filename[0]) { if (L'\\' == filename[1]) { if (L'?' == filename[2]) { if (L'\\' == filename[3]) { filename = &(filename[4]); } } } } while((L'\0' != *filename) && (0 == back)) { if (L'*' == *filename) { back = 1; } else { if (L'?' == *filename) { back = 1; } else { filename++; } } } } return back; #else return 0; #endif }