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- /* Copyright (C) 1989, 1992, 1993 Aladdin Enterprises. All rights reserved.
-
- This file is part of Ghostscript.
-
- Ghostscript is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY. No author or distributor accepts responsibility
- to anyone for the consequences of using it or for whether it serves any
- particular purpose or works at all, unless he says so in writing. Refer
- to the Ghostscript General Public License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- Ghostscript, but only under the conditions described in the Ghostscript
- General Public License. A copy of this license is supposed to have been
- given to you along with Ghostscript so you can know your rights and
- responsibilities. It should be in a file named COPYING. Among other
- things, the copyright notice and this notice must be preserved on all
- copies. */
-
- #include "stdio_.h"
- #include <fcntl.h>
- #include "memory_.h"
- #include "string_.h"
- #include "stat_.h"
- #include "time_.h"
- #include "gstypes.h"
- #include "gp.h"
- #include "gsutil.h"
-
- #include <io.h>
- #include <string.h>
- #include <time.h>
-
-
- /* ------ Date and time ------ */
- /* gettimeofday */
- #ifndef HZ
- # define HZ CLOCKS_PER_SEC
- #endif
-
- int
- gettimeofday(struct timeval *tvp, struct timezone *tzp)
- {
- static long offset = 0;
- long ticks;
-
- if (!offset)
- { time(&offset);
- /* call localtime to set the timezone variable */
- localtime(&offset);
- offset -= (clock() / HZ);
- }
- ticks = clock();
- tvp->tv_sec = ticks/HZ + offset;
- tvp->tv_usec = (ticks % HZ) * (1000*1000/HZ);
- tzp->tz_minuteswest = _timezone/60;
- }
-
- /* Read the current date (in days since Jan. 1, 1980) */
- /* and time (in milliseconds since midnight). */
- void
- gp_get_clock(long *pdt)
- { long secs_since_1980;
- struct timeval tp;
- struct timezone tzp;
- time_t tsec;
- struct tm *tm, *localtime();
-
- if ( gettimeofday(&tp, &tzp) == -1 )
- { lprintf("Ghostscript: gettimeofday failed!\n");
- gs_exit(1);
- }
-
- /* tp.tv_sec is #secs since Jan 1, 1970 */
-
- /* subtract off number of seconds in 10 years */
- /* leap seconds are not accounted for */
- secs_since_1980 = tp.tv_sec - (long)(60 * 60 * 24 * 365.25 * 10);
-
- /* adjust for timezone */
- secs_since_1980 -= (tzp.tz_minuteswest * 60);
-
- /* adjust for daylight savings time - assume dst offset is 1 hour */
- tsec = tp.tv_sec;
- tm = localtime(&tsec);
- if ( tm->tm_isdst )
- secs_since_1980 += (60 * 60);
-
- /* divide secs by #secs/day to get #days (integer division truncates) */
- pdt[0] = secs_since_1980 / (60 * 60 * 24);
- /* modulo + microsecs/1000 gives number of millisecs since midnight */
- pdt[1] = (secs_since_1980 % (60 * 60 * 24)) * 1000 + tp.tv_usec / 1000;
- #ifdef DEBUG_CLOCK
- printf("tp.tv_sec = %d tp.tv_usec = %d pdt[0] = %ld pdt[1] = %ld\n",
- tp.tv_sec, tp.tv_usec, pdt[0], pdt[1]);
- #endif
- }
-
-
- int
- gp_file_is_console(FILE *f)
- {
- if (f) {
- if (_fileno(f) == _fileno(stdin) || _fileno(f) == _fileno(stdout) ||
- _fileno(f) == _fileno(stderr))
- return 1;
- }
- return 0;
- }
-
- void
- gp_set_printer_binary(int prnfno, int binary)
- {
- }
-
- /* Define the character used for separating file names in a list. */
- const char gp_file_name_list_separator = ';';
- const char gp_scratch_file_name_prefix[] = "_temp_";
- const char gp_fmode_binary_suffix[] = "b";
- const char gp_fmode_rb[] = "rb";
- const char gp_fmode_wb[] = "wb";
-
- int
- gp_file_name_is_absolute(const char *fname, uint len)
- { /* A file name is absolute if it contains a drive specification */
- /* (second character is a :) or if it start with / or \. */
- return ( len >= 1 && (*fname == '/' || *fname == '\\' ||
- (len >= 2 && fname[1] == ':')) );
- }
-
- const char *
- gp_file_name_concat_string(const char *prefix, uint plen,
- const char *fname, uint len)
- { if ( plen > 0 )
- switch ( prefix[plen - 1] )
- { case ':': case '/': case '\\': return "";
- };
- return "\\";
- }
-
- /* ------ File operations ------ */
-
- /* If the file given by fname exists, fill in its status and return 1; */
- /* otherwise return 0. */
- int
- gp_file_status(const char *fname, file_status *pstatus)
- { struct stat sbuf;
- /* The RS/6000 prototype for stat doesn't include const, */
- /* so we have to explicitly remove the const modifier. */
- if ( stat((char *)fname, &sbuf) < 0 ) return 0;
- pstatus->size_pages = stat_blocks(&sbuf); /* st_blocks is */
- /* missing on some systems, */
- /* see stat_.h */
- pstatus->size_bytes = sbuf.st_size;
- pstatus->time_referenced = sbuf.st_mtime;
- pstatus->time_created = sbuf.st_ctime;
- return 1;
- }
-
- /* ------ File enumeration ------ */
-
- struct file_enum_s {
- struct _finddata_t ffblk;
- char *pattern; /* orig pattern + modified pattern */
- int patlen; /* orig pattern length */
- int pat_size; /* allocate space for pattern */
- int head_size; /* pattern length through last */
- /* :, / or \ */
- int first_time;
- const gs_memory_procs *mprocs;
- };
-
- /* Initialize an enumeration. Note that * and ? in a directory */
- /* don't work, and \ is taken literally unless a second \ follows. */
- file_enum *
- gp_enumerate_files_init(const char *pat, uint patlen,
- const gs_memory_procs *mprocs)
- { file_enum *pfen = (file_enum *)(*mprocs->alloc)(1, sizeof(file_enum), "gp_enumerate_files");
- int pat_size = 2 * patlen + 1;
- char *pattern;
- char *p;
- int hsize = 0;
- int i;
- if ( pfen == 0 )
- return 0;
- pattern = (*mprocs->alloc)(pat_size, 1,
- "gp_enumerate_files(pattern)");
- if ( pattern == 0 )
- return 0;
- memcpy(pattern, pat, patlen);
- p = pattern + patlen;
- for ( i = 0; i < patlen; i++ )
- { switch ( pat[i] )
- {
- case '*':
- /* Skip to . or end of string so DOS can do it. */
- *p++ = '*';
- while ( i < patlen && pat[i] != '.' ) i++;
- i--;
- continue;
- case '\\':
- if ( i + 1 < patlen && pat[i + 1] == '\\' )
- i++;
- /* falls through */
- case ':':
- case '/':
- hsize = p + 1 - (pattern + patlen);
- }
- *p++ = pat[i];
- }
- *p = 0;
- pfen->pattern = pattern;
- pfen->patlen = patlen;
- pfen->pat_size = pat_size;
- pfen->head_size = hsize;
- pfen->mprocs = mprocs;
- pfen->first_time = 0;
- return pfen;
- }
-
- /* Enumerate the next file. */
- private const string_match_params smp_file = { '*', '?', -1, 1 };
- uint
- gp_enumerate_files_next(file_enum *pfen, char *ptr, uint maxlen)
- { int code;
- char *p, *q;
- uint len;
- char *fpat = pfen->pattern + pfen->patlen;
- top: if ( !pfen->first_time )
- { code = _findfirst(fpat, &pfen->ffblk);
- pfen->first_time = code;
- }
- else
- code = _findnext(pfen->first_time, &pfen->ffblk);
- if ( code != 0 )
- { /* All done, clean up. */
- gp_enumerate_files_close(pfen);
- return ~(uint)0;
- }
- if ( maxlen < 13 + pfen->head_size ) return maxlen + 1; /* cop out! */
- memcpy(ptr, fpat, pfen->head_size);
- for ( p = &pfen->ffblk.name[0], q = ptr + pfen->head_size; *p; p++ )
- if ( *p != ' ' ) *q++ = *p;
- len = q - ptr;
- /* Make sure this file really matches the pattern. */
- if ( !string_match(ptr, len, pfen->pattern, pfen->patlen, &smp_file) )
- goto top;
- return len;
- }
-
- /* Clean up the file enumeration. */
- void
- gp_enumerate_files_close(file_enum *pfen)
- { const gs_memory_procs *mprocs = pfen->mprocs;
- if (pfen->first_time)
- _findclose(pfen->first_time);
- pfen->first_time = 0;
- (*mprocs->free)(pfen->pattern, pfen->pat_size, 1,
- "gp_enumerate_files_close(pattern)");
- (*mprocs->free)((char *)pfen, 1, sizeof(file_enum), "gp_enumerate_files_close");
- }
-
-
- char *_fstrtok (char *s1, char *s2)
- {
- return strtok(s1,s2);
- }
-
- int _fmemcpy (void *d, void *s, int n)
- {
- return memcpy (d,s,n);
- }
-
- int _fmemset (void *d, int c, int n)
- {
- return memset (d, c, n);
- }
-
- int unlink (char *fn)
- {
- return _unlink (fn);
- }
-