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| version 1.64, 2001/09/14 15:41:59 | version 1.75, 2001/10/23 14:43:44 |
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| Line 2 | Line 2 |
| Parser: commonly functions. | Parser: commonly functions. |
| Copyright(c) 2001 ArtLebedev Group(http://www.artlebedev.com) | Copyright(c) 2001 ArtLebedev Group(http://www.artlebedev.com) |
| Author: Alexander Petrosyan <paf@design.ru>(http://design.ru/paf) | Author: Alexander Petrosyan <paf@design.ru>(http://design.ru/paf) |
| $Id$ | |
| */ | */ |
| static const char *RCSId="$Id$"; | |
| #include "pa_common.h" | #include "pa_common.h" |
| #include "pa_types.h" | #include "pa_types.h" |
| Line 42 int __snprintf(char *b, size_t s, const | Line 42 int __snprintf(char *b, size_t s, const |
| #endif | #endif |
| // under WIN32 "t" mode fixes DOS chars OK, can't say that about other systems/ line break styles | |
| static void fix_line_breaks(char *src, size_t& size) { | |
| char *dest=src; | |
| // fix DOS: \r\n -> \n | |
| // fix Macintosh: \r -> \n | |
| char *bol=src; | |
| while(char *eol=strchr(bol, '\r')) { | |
| size_t len=eol-bol; | |
| if(dest!=bol) | |
| memcpy(dest, bol, len); | |
| dest+=len; | |
| *dest++='\n'; | |
| if(eol[1]=='\n') { // \r,\n = DOS | |
| bol=eol+2; | |
| size--; | |
| } else // \r,not \n = Macintosh | |
| bol=eol+1; | |
| } | |
| // last piece without \r, including terminating 0 | |
| if(dest!=bol) | |
| strcpy(dest, bol); | |
| } | |
| char *file_read_text(Pool& pool, const String& file_spec, bool fail_on_read_problem) { | char *file_read_text(Pool& pool, const String& file_spec, bool fail_on_read_problem) { |
| void *result; | void *result; size_t size; |
| size_t size; | return file_read(pool, file_spec, result, size, true, fail_on_read_problem)?(char *)result:0; |
| return file_read(pool, file_spec, result, size, true, | |
| fail_on_read_problem)?(char *)result:0; | |
| } | } |
| bool file_read(Pool& pool, const String& file_spec, | bool file_read(Pool& pool, const String& file_spec, |
| void*& data, size_t& read_size, bool as_text, | void*& data, size_t& read_size, bool as_text, |
| Line 67 bool file_read(Pool& pool, const String& | Line 88 bool file_read(Pool& pool, const String& |
| // they delay update till open, so we would receive "!^test[" string | // they delay update till open, so we would receive "!^test[" string |
| // if would do stat, next open. | // if would do stat, next open. |
| if( | if( |
| (f=open(fname, O_RDONLY|(as_text?_O_TEXT:_O_BINARY)))>=0 && | (f=open(fname, O_RDONLY|(as_text?_O_BINARY/*_O_TEXT*/:_O_BINARY)))>=0 && |
| stat(fname, &finfo)==0) { | stat(fname, &finfo)==0) { |
| /*if(exclusive) | /*if(exclusive) |
| flock(f, LOCK_EX);*/ | flock(f, LOCK_EX);*/ |
| Line 91 bool file_read(Pool& pool, const String& | Line 112 bool file_read(Pool& pool, const String& |
| if(as_text) | if(as_text) |
| ((char*&)data)[read_size]=0; | ((char*&)data)[read_size]=0; |
| } else | } else |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &file_spec, | &file_spec, |
| "read failed: actually read %d bytes count not in [0..%lu] valid range", | "read failed: actually read %d bytes count not in [0..%lu] valid range", |
| read_size, (unsigned long)max_size); //never | read_size, (unsigned long)max_size); //never |
| return true;//prepare_config(result, remove_empty_lines); | if(as_text) |
| fix_line_breaks((char *)data, read_size); | |
| return true; | |
| } | } |
| if(fail_on_read_problem) | if(fail_on_read_problem) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &file_spec, | &file_spec, |
| "read failed: %s (%d), actual filename '%s'", | "read failed: %s (%d), actual filename '%s'", |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| Line 148 void file_write(Pool& pool, | Line 171 void file_write(Pool& pool, |
| return; | return; |
| } | } |
| } | } |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &file_spec, | &file_spec, |
| "write failed: %s (%d), actual filename '%s'", | "write failed: %s (%d), actual filename '%s'", |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| Line 165 static void rmdir(const String& file_spe | Line 188 static void rmdir(const String& file_spe |
| void file_delete(Pool& pool, const String& file_spec) { | void file_delete(Pool& pool, const String& file_spec) { |
| const char *fname=file_spec.cstr(String::UL_FILE_SPEC); | const char *fname=file_spec.cstr(String::UL_FILE_SPEC); |
| if(unlink(fname)!=0) | if(unlink(fname)!=0) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &file_spec, | &file_spec, |
| "unlink failed: %s (%d), actual filename '%s'", | "unlink failed: %s (%d), actual filename '%s'", |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| Line 179 void file_move(Pool& pool, const String& | Line 202 void file_move(Pool& pool, const String& |
| create_dir_for_file(new_spec); | create_dir_for_file(new_spec); |
| if(rename(old_spec_cstr, new_spec_cstr)!=0) | if(rename(old_spec_cstr, new_spec_cstr)!=0) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &old_spec, | &old_spec, |
| "rename failed: %s (%d), actual filename '%s' to '%s'", | "rename failed: %s (%d), actual filename '%s' to '%s'", |
| strerror(errno), errno, old_spec_cstr, new_spec_cstr); | strerror(errno), errno, old_spec_cstr, new_spec_cstr); |
| Line 192 static bool entry_readable(const String& | Line 215 static bool entry_readable(const String& |
| const char *fname=file_spec.cstr(String::UL_FILE_SPEC); | const char *fname=file_spec.cstr(String::UL_FILE_SPEC); |
| struct stat finfo; | struct stat finfo; |
| if(access(fname, R_OK)==0 && stat(fname, &finfo)==0) { | if(access(fname, R_OK)==0 && stat(fname, &finfo)==0) { |
| bool is_dir=(bool)(finfo.st_mode&S_IFDIR); | bool is_dir=finfo.st_mode&S_IFDIR != 0; |
| return is_dir==need_dir; | return is_dir==need_dir; |
| } | } |
| return false; | return false; |
| Line 203 bool file_readable(const String& file_sp | Line 226 bool file_readable(const String& file_sp |
| bool dir_readable(const String& file_spec) { | bool dir_readable(const String& file_spec) { |
| return entry_readable(file_spec, true); | return entry_readable(file_spec, true); |
| } | } |
| String *file_readable(const String& path, const String& name) { | |
| String *result=new(path.pool()) String(path); | |
| *result << "/"; | |
| *result << name; | |
| return file_readable(*result)?result:0; | |
| } | |
| bool file_executable(const String& file_spec) { | bool file_executable(const String& file_spec) { |
| return access(file_spec.cstr(String::UL_FILE_SPEC), X_OK)==0; | return access(file_spec.cstr(String::UL_FILE_SPEC), X_OK)==0; |
| } | } |
| Line 218 bool file_stat(const String& file_spec, | Line 247 bool file_stat(const String& file_spec, |
| struct stat finfo; | struct stat finfo; |
| if(stat(fname, &finfo)!=0) | if(stat(fname, &finfo)!=0) |
| if(fail_on_read_problem) | if(fail_on_read_problem) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &file_spec, | &file_spec, |
| "getting file size failed: %s (%d), real filename '%s'", | "getting file size failed: %s (%d), real filename '%s'", |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| Line 357 static void append_attribute_subattribut | Line 386 static void append_attribute_subattribut |
| // ...; charset=windows1251 | // ...; charset=windows1251 |
| *ami.header << "; "; | *ami.header << "; "; |
| ami.header->append(akey, ami.lang, true); | ami.header->append(akey, ami.lang); |
| *ami.header << "="; | *ami.header << "="; |
| ami.header->append(static_cast<Value *>(avalue)->as_string(), ami.lang, true); | ami.header->append(static_cast<Value *>(avalue)->as_string(), ami.lang); |
| } | } |
| const String& attributed_meaning_to_string(Value& meaning, | const String& attributed_meaning_to_string(Value& meaning, |
| String::Untaint_lang lang) { | String::Untaint_lang lang) { |
| String &result=*new(meaning.pool()) String(meaning.pool()); | String &result=*new(meaning.pool()) String(meaning.pool()); |
| if(Hash *hash=meaning.get_hash()) { | if(Hash *hash=meaning.get_hash(0)) { |
| // $value(value) $subattribute(subattribute value) | // $value(value) $subattribute(subattribute value) |
| if(Value *value=static_cast<Value *>(hash->get(*value_name))) | if(Value *value=static_cast<Value *>(hash->get(*value_name))) |
| result.append(value->as_string(), lang, true); | result.append(value->as_string(), lang, true); |
| Line 416 bool StrEqNc(const char *s1, const char | Line 445 bool StrEqNc(const char *s1, const char |
| } | } |
| } | } |
| char *unquote(char*& current, char stop_at) { | |
| char *result=current; | |
| char *dest=current; | |
| // skip leading WS | |
| while(*current==' ' || *current=='\t') | |
| current++; | |
| if(!*current) | |
| return current=0; | |
| bool quoted=*current=='"'; | |
| if(quoted) | |
| current++; | |
| for(; *current; ) { | |
| if(quoted) | |
| switch(*current) { | |
| case '\\': // "...\c | |
| if(current[1]) | |
| current++; | |
| break; | |
| case '"': | |
| current++; | |
| goto break2; | |
| } | |
| else | |
| if(*current==stop_at) | |
| break; | |
| *dest++=*current++; | |
| } | |
| break2: | |
| if(*current) | |
| current++; // skip 'stop_at' | |
| *dest=0; | |
| return result; | |
| } | |
| static int isLeap(int year) { | static int isLeap(int year) { |
| return !( | return !( |
| (year % 4) || ((year % 400) && !(year % 100)) | (year % 4) || ((year % 400) && !(year % 100)) |
| Line 476 int getMonthDays(int year, int month) { | Line 468 int getMonthDays(int year, int month) { |
| }; | }; |
| return monthDays[month]; | return monthDays[month]; |
| } | } |
| void remove_crlf(char *start, char *end) { | |
| for(char *p=start; p<end; p++) | |
| switch(*p) { | |
| case '\n': *p='|'; break; | |
| case '\r': *p=' '; break; | |
| } | |
| } |