| #ifndef lint |
| static char Rcs_Id[] = |
| "$Id$"; |
| #endif |
| |
| /* |
| * Copyright 1987, 1988, 1989, 1992, 1993, Geoff Kuenning, Granada Hills, CA |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All modifications to the source code must be clearly marked as |
| * such. Binary redistributions based on modified source code |
| * must be clearly marked as modified versions in the documentation |
| * and/or other materials provided with the distribution. |
| * 4. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgment: |
| * This product includes software developed by Geoff Kuenning and |
| * other unpaid contributors. |
| * 5. The name of Geoff Kuenning may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY GEOFF KUENNING 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 GEOFF KUENNING 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. |
| */ |
| |
| /* |
| * $Log$ |
| * Revision 1.1 2007/01/09 23:57:18 lattner |
| * initial recheckin of mibench |
| * |
| * Revision 1.1.1.1 2007/01/09 02:59:06 evancheng |
| * Add selected tests from MiBench 1.0 to LLVM test suite. |
| * |
| * Revision 1.22 1994/09/16 04:48:34 geoff |
| * Be sure to deliver newlines to the caller, so that it can tell whether |
| * or not a complete line was read. |
| * |
| * Revision 1.21 1994/01/25 07:12:22 geoff |
| * Get rid of all old RCS log lines in preparation for the 3.1 release. |
| * |
| */ |
| |
| #include "config.h" |
| #include "ispell.h" |
| #include "proto.h" |
| |
| char * xgets P ((char * string, int size, FILE * stream)); |
| |
| #ifndef MAXINCLUDEFILES |
| #define MAXINCLUDEFILES 1 /* maximum number of new files in stack */ |
| #endif |
| |
| /* |
| * xgets () acts just like gets () except that if a line matches |
| * "&Include_File&<something>" xgets () will start reading from the |
| * file <something>. |
| * |
| * Andrew Vignaux -- andrew@vuwcomp Fri May 8 16:40:23 NZST 1987 |
| * modified |
| * Mark Davies -- mark@vuwcomp Mon May 11 22:38:10 NZST 1987 |
| */ |
| |
| char * xgets (str, size, stream) |
| char str[]; |
| int size; |
| FILE * stream; |
| { |
| #if MAXINCLUDEFILES == 0 |
| return fgets (str, size, stream); |
| #else |
| static char * Include_File = DEFINCSTR; |
| static int Include_Len = 0; |
| static FILE * F[MAXINCLUDEFILES+1]; |
| static FILE ** current_F = F; |
| char * s = str; |
| int c; |
| |
| /* read the environment variable if we havent already */ |
| if (Include_Len == 0) |
| { |
| char * env_variable; |
| |
| if ((env_variable = getenv (INCSTRVAR)) != NULL) |
| Include_File = env_variable; |
| Include_Len = strlen (Include_File); |
| |
| /* initialise the file stack */ |
| *current_F = stream; |
| } |
| |
| for ( ; ; ) |
| { |
| c = '\0'; |
| if ((s - str) + 1 < size |
| && (c = getc (*current_F)) != EOF) |
| { |
| *s++ = (char) c; |
| if (c != '\n') |
| continue; |
| } |
| *s = '\0'; /* end of line */ |
| if (c == EOF) |
| { |
| if (current_F == F) /* if end of standard input */ |
| { |
| if (s == str) |
| return (NULL); |
| } |
| else |
| { |
| (void) fclose (*(current_F--)); |
| if (s == str) continue; |
| } |
| } |
| |
| if (incfileflag != 0 |
| && strncmp (str, Include_File, (unsigned int) Include_Len) == 0) |
| { |
| char * file_name = str + Include_Len; |
| |
| if (current_F - F < MAXINCLUDEFILES && strlen (file_name) != 0) |
| { |
| FILE * f; |
| |
| if (f = fopen (file_name, "r")) |
| *(++current_F) = f; |
| } |
| s = str; |
| continue; |
| } |
| break; |
| } |
| |
| return (str); |
| #endif |
| } |