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Diffstat (limited to 'jam-files/engine/fileunix.c')
-rw-r--r-- | jam-files/engine/fileunix.c | 501 |
1 files changed, 0 insertions, 501 deletions
diff --git a/jam-files/engine/fileunix.c b/jam-files/engine/fileunix.c deleted file mode 100644 index 680c3f53..00000000 --- a/jam-files/engine/fileunix.c +++ /dev/null @@ -1,501 +0,0 @@ -/* - * Copyright 1993-2002 Christopher Seiwald and Perforce Software, Inc. - * - * This file is part of Jam - see jam.c for Copyright information. - */ - -/* This file is ALSO: - * Copyright 2001-2004 David Abrahams. - * Copyright 2005 Rene Rivera. - * Distributed under the Boost Software License, Version 1.0. - * (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) - */ - -# include "jam.h" -# include "filesys.h" -# include "strings.h" -# include "pathsys.h" -# include "newstr.h" -# include <stdio.h> -# include <sys/stat.h> - -#if defined(sun) || defined(__sun) || defined(linux) -# include <unistd.h> /* needed for read and close prototype */ -#endif - -# ifdef USE_FILEUNIX - -#if defined(sun) || defined(__sun) -# include <unistd.h> /* needed for read and close prototype */ -#endif - -# if defined( OS_SEQUENT ) || \ - defined( OS_DGUX ) || \ - defined( OS_SCO ) || \ - defined( OS_ISC ) -# define PORTAR 1 -# endif - -# ifdef __EMX__ -# include <sys/types.h> -# include <sys/stat.h> -# endif - -# if defined( OS_RHAPSODY ) || \ - defined( OS_MACOSX ) || \ - defined( OS_NEXT ) -/* need unistd for rhapsody's proper lseek */ -# include <sys/dir.h> -# include <unistd.h> -# define STRUCT_DIRENT struct direct -# else -# include <dirent.h> -# define STRUCT_DIRENT struct dirent -# endif - -# ifdef OS_COHERENT -# include <arcoff.h> -# define HAVE_AR -# endif - -# if defined( OS_MVS ) || \ - defined( OS_INTERIX ) - -#define ARMAG "!<arch>\n" -#define SARMAG 8 -#define ARFMAG "`\n" - -struct ar_hdr /* archive file member header - printable ascii */ -{ - char ar_name[16]; /* file member name - `/' terminated */ - char ar_date[12]; /* file member date - decimal */ - char ar_uid[6]; /* file member user id - decimal */ - char ar_gid[6]; /* file member group id - decimal */ - char ar_mode[8]; /* file member mode - octal */ - char ar_size[10]; /* file member size - decimal */ - char ar_fmag[2]; /* ARFMAG - string to end header */ -}; - -# define HAVE_AR -# endif - -# if defined( OS_QNX ) || \ - defined( OS_BEOS ) || \ - defined( OS_MPEIX ) -# define NO_AR -# define HAVE_AR -# endif - -# ifndef HAVE_AR - -# ifdef OS_AIX -/* Define those for AIX to get the definitions for both the small and the - * big variant of the archive file format. */ -# define __AR_SMALL__ -# define __AR_BIG__ -# endif - -# include <ar.h> -# endif - -/* - * fileunix.c - manipulate file names and scan directories on UNIX/AmigaOS - * - * External routines: - * - * file_dirscan() - scan a directory for files - * file_time() - get timestamp of file, if not done by file_dirscan() - * file_archscan() - scan an archive for files - * - * File_dirscan() and file_archscan() call back a caller provided function - * for each file found. A flag to this callback function lets file_dirscan() - * and file_archscan() indicate that a timestamp is being provided with the - * file. If file_dirscan() or file_archscan() do not provide the file's - * timestamp, interested parties may later call file_time(). - * - * 04/08/94 (seiwald) - Coherent/386 support added. - * 12/19/94 (mikem) - solaris string table insanity support - * 02/14/95 (seiwald) - parse and build /xxx properly - * 05/03/96 (seiwald) - split into pathunix.c - * 11/21/96 (peterk) - BEOS does not have Unix-style archives - */ - - -/* - * file_dirscan() - scan a directory for files. - */ - -void file_dirscan( char * dir, scanback func, void * closure ) -{ - PROFILE_ENTER( FILE_DIRSCAN ); - - file_info_t * d = 0; - - d = file_query( dir ); - - if ( !d || !d->is_dir ) - { - PROFILE_EXIT( FILE_DIRSCAN ); - return; - } - - if ( ! d->files ) - { - LIST* files = L0; - PATHNAME f; - DIR *dd; - STRUCT_DIRENT *dirent; - string filename[1]; - - /* First enter directory itself */ - - memset( (char *)&f, '\0', sizeof( f ) ); - - f.f_dir.ptr = dir; - f.f_dir.len = strlen(dir); - - dir = *dir ? dir : "."; - - /* Now enter contents of directory. */ - - if ( !( dd = opendir( dir ) ) ) - { - PROFILE_EXIT( FILE_DIRSCAN ); - return; - } - - if ( DEBUG_BINDSCAN ) - printf( "scan directory %s\n", dir ); - - string_new( filename ); - while ( ( dirent = readdir( dd ) ) ) - { - # ifdef old_sinix - /* Broken structure definition on sinix. */ - f.f_base.ptr = dirent->d_name - 2; - # else - f.f_base.ptr = dirent->d_name; - # endif - f.f_base.len = strlen( f.f_base.ptr ); - - string_truncate( filename, 0 ); - path_build( &f, filename, 0 ); - - files = list_new( files, newstr(filename->value) ); - file_query( filename->value ); - } - string_free( filename ); - - closedir( dd ); - - d->files = files; - } - - /* Special case / : enter it */ - { - unsigned long len = strlen(d->name); - if ( ( len == 1 ) && ( d->name[0] == '/' ) ) - (*func)( closure, d->name, 1 /* stat()'ed */, d->time ); - } - - /* Now enter contents of directory */ - if ( d->files ) - { - LIST * files = d->files; - while ( files ) - { - file_info_t * ff = file_info( files->string ); - (*func)( closure, ff->name, 1 /* stat()'ed */, ff->time ); - files = list_next( files ); - } - } - - PROFILE_EXIT( FILE_DIRSCAN ); -} - - -file_info_t * file_query( char * filename ) -{ - file_info_t * ff = file_info( filename ); - if ( ! ff->time ) - { - struct stat statbuf; - - if ( stat( *filename ? filename : ".", &statbuf ) < 0 ) - return 0; - - ff->is_file = statbuf.st_mode & S_IFREG ? 1 : 0; - ff->is_dir = statbuf.st_mode & S_IFDIR ? 1 : 0; - ff->size = statbuf.st_size; - ff->time = statbuf.st_mtime ? statbuf.st_mtime : 1; - } - return ff; -} - -/* - * file_time() - get timestamp of file, if not done by file_dirscan() - */ - -int -file_time( - char *filename, - time_t *time ) -{ - file_info_t * ff = file_query( filename ); - if ( !ff ) return -1; - *time = ff->time; - return 0; -} - -int file_is_file(char* filename) -{ - file_info_t * ff = file_query( filename ); - if ( !ff ) return -1; - return ff->is_file; -} - -int file_mkdir(char* pathname) -{ - return mkdir(pathname, 0766); -} - -/* - * file_archscan() - scan an archive for files - */ - -# ifndef AIAMAG /* God-fearing UNIX */ - -# define SARFMAG 2 -# define SARHDR sizeof( struct ar_hdr ) - -void -file_archscan( - char *archive, - scanback func, - void *closure ) -{ -# ifndef NO_AR - struct ar_hdr ar_hdr; - char buf[ MAXJPATH ]; - long offset; - char *string_table = 0; - int fd; - - if ( ( fd = open( archive, O_RDONLY, 0 ) ) < 0 ) - return; - - if ( read( fd, buf, SARMAG ) != SARMAG || - strncmp( ARMAG, buf, SARMAG ) ) - { - close( fd ); - return; - } - - offset = SARMAG; - - if ( DEBUG_BINDSCAN ) - printf( "scan archive %s\n", archive ); - - while ( ( read( fd, &ar_hdr, SARHDR ) == SARHDR ) - && !( memcmp( ar_hdr.ar_fmag, ARFMAG, SARFMAG ) -#ifdef ARFZMAG - /* OSF also has a compressed format */ - && memcmp( ar_hdr.ar_fmag, ARFZMAG, SARFMAG ) -#endif - ) ) - { - char lar_name_[257]; - char * lar_name = lar_name_ + 1; - long lar_date; - long lar_size; - long lar_offset; - char * c; - char * src; - char * dest; - - strncpy( lar_name, ar_hdr.ar_name, sizeof(ar_hdr.ar_name) ); - - sscanf( ar_hdr.ar_date, "%ld", &lar_date ); - sscanf( ar_hdr.ar_size, "%ld", &lar_size ); - - if (ar_hdr.ar_name[0] == '/') - { - if (ar_hdr.ar_name[1] == '/') - { - /* this is the "string table" entry of the symbol table, - ** which holds strings of filenames that are longer than - ** 15 characters (ie. don't fit into a ar_name - */ - - string_table = (char *)BJAM_MALLOC_ATOMIC(lar_size); - lseek(fd, offset + SARHDR, 0); - if (read(fd, string_table, lar_size) != lar_size) - printf("error reading string table\n"); - } - else if (string_table && ar_hdr.ar_name[1] != ' ') - { - /* Long filenames are recognized by "/nnnn" where nnnn is - ** the offset of the string in the string table represented - ** in ASCII decimals. - */ - dest = lar_name; - lar_offset = atoi(lar_name + 1); - src = &string_table[lar_offset]; - while (*src != '/') - *dest++ = *src++; - *dest = '/'; - } - } - - c = lar_name - 1; - while ( ( *++c != ' ' ) && ( *c != '/' ) ) ; - *c = '\0'; - - if ( DEBUG_BINDSCAN ) - printf( "archive name %s found\n", lar_name ); - - sprintf( buf, "%s(%s)", archive, lar_name ); - - (*func)( closure, buf, 1 /* time valid */, (time_t)lar_date ); - - offset += SARHDR + ( ( lar_size + 1 ) & ~1 ); - lseek( fd, offset, 0 ); - } - - if (string_table) - BJAM_FREE(string_table); - - close( fd ); - -# endif /* NO_AR */ - -} - -# else /* AIAMAG - RS6000 AIX */ - -static void file_archscan_small( - int fd, char const *archive, scanback func, void *closure) -{ - struct fl_hdr fl_hdr; - - struct { - struct ar_hdr hdr; - char pad[ 256 ]; - } ar_hdr ; - - char buf[ MAXJPATH ]; - long offset; - - if ( read( fd, (char *)&fl_hdr, FL_HSZ ) != FL_HSZ) - return; - - sscanf( fl_hdr.fl_fstmoff, "%ld", &offset ); - - if ( DEBUG_BINDSCAN ) - printf( "scan archive %s\n", archive ); - - while ( ( offset > 0 ) - && ( lseek( fd, offset, 0 ) >= 0 ) - && ( read( fd, &ar_hdr, sizeof( ar_hdr ) ) >= sizeof( ar_hdr.hdr ) ) ) - { - long lar_date; - int lar_namlen; - - sscanf( ar_hdr.hdr.ar_namlen, "%d" , &lar_namlen ); - sscanf( ar_hdr.hdr.ar_date , "%ld", &lar_date ); - sscanf( ar_hdr.hdr.ar_nxtmem, "%ld", &offset ); - - if ( !lar_namlen ) - continue; - - ar_hdr.hdr._ar_name.ar_name[ lar_namlen ] = '\0'; - - sprintf( buf, "%s(%s)", archive, ar_hdr.hdr._ar_name.ar_name ); - - (*func)( closure, buf, 1 /* time valid */, (time_t)lar_date ); - } -} - -/* Check for OS version which supports the big variant. */ -#ifdef AR_HSZ_BIG - -static void file_archscan_big( - int fd, char const *archive, scanback func, void *closure) -{ - struct fl_hdr_big fl_hdr; - - struct { - struct ar_hdr_big hdr; - char pad[ 256 ]; - } ar_hdr ; - - char buf[ MAXJPATH ]; - long long offset; - - if ( read( fd, (char *)&fl_hdr, FL_HSZ_BIG) != FL_HSZ_BIG) - return; - - sscanf( fl_hdr.fl_fstmoff, "%lld", &offset ); - - if ( DEBUG_BINDSCAN ) - printf( "scan archive %s\n", archive ); - - while ( ( offset > 0 ) - && ( lseek( fd, offset, 0 ) >= 0 ) - && ( read( fd, &ar_hdr, sizeof( ar_hdr ) ) >= sizeof( ar_hdr.hdr ) ) ) - { - long lar_date; - int lar_namlen; - - sscanf( ar_hdr.hdr.ar_namlen, "%d" , &lar_namlen ); - sscanf( ar_hdr.hdr.ar_date , "%ld" , &lar_date ); - sscanf( ar_hdr.hdr.ar_nxtmem, "%lld", &offset ); - - if ( !lar_namlen ) - continue; - - ar_hdr.hdr._ar_name.ar_name[ lar_namlen ] = '\0'; - - sprintf( buf, "%s(%s)", archive, ar_hdr.hdr._ar_name.ar_name ); - - (*func)( closure, buf, 1 /* time valid */, (time_t)lar_date ); - } - -} - -#endif /* AR_HSZ_BIG */ - -void file_archscan(char *archive, scanback func, void *closure) -{ - int fd; - char fl_magic[SAIAMAG]; - - if (( fd = open(archive, O_RDONLY, 0)) < 0) - return; - - if (read( fd, fl_magic, SAIAMAG) != SAIAMAG - || lseek(fd, 0, SEEK_SET) == -1) - { - close(fd); - return; - } - - if (strncmp(AIAMAG, fl_magic, SAIAMAG) == 0) - { - /* read small variant */ - file_archscan_small(fd, archive, func, closure); - } -#ifdef AR_HSZ_BIG - else if (strncmp(AIAMAGBIG, fl_magic, SAIAMAG) == 0) - { - /* read big variant */ - file_archscan_big(fd, archive, func, closure); - } -#endif - - close( fd ); -} - -# endif /* AIAMAG - RS6000 AIX */ - -# endif /* USE_FILEUNIX */ |