123 lines
3.0 KiB
C
123 lines
3.0 KiB
C
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/* $Xorg: pf.c,v 1.4 2001/02/09 02:05:56 xorgcvs Exp $ */
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/*
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Copyright 1988, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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#include <X11/Xos.h>
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#include <X11/Xlib.h>
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#include <stdio.h>
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#include <ctype.h>
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#include "xmodmap.h"
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#define NOTINFILEFILENAME "commandline"
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char *inputFilename = NOTINFILEFILENAME;
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int lineno = 0;
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void process_file (filename)
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char *filename; /* NULL means use stdin */
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{
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FILE *fp;
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char buffer[BUFSIZ];
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/* open the file, eventually we'll want to pipe through cpp */
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if (!filename) {
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fp = stdin;
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inputFilename = "stdin";
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} else {
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fp = fopen (filename, "r");
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if (!fp) {
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fprintf (stderr, "%s: unable to open file '%s' for reading\n",
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ProgramName, filename);
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parse_errors++;
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return;
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}
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inputFilename = filename;
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}
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/* read the input and filter */
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if (verbose) {
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printf ("! %s:\n", inputFilename);
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}
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for (lineno = 0; ; lineno++) {
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buffer[0] = '\0';
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if (fgets (buffer, BUFSIZ, fp) == NULL)
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break;
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process_line (buffer);
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}
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inputFilename = NOTINFILEFILENAME;
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lineno = 0;
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(void) fclose (fp);
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}
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void process_line (buffer)
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char *buffer;
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{
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int len;
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int i;
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char *cp;
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/* copy buffer since it may point to unwritable date */
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len = strlen(buffer);
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cp = chk_malloc(len + 1);
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strcpy(cp, buffer);
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buffer = cp;
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for (i = 0; i < len; i++) { /* look for blank lines */
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register char c = buffer[i];
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if (!(isspace(c) || c == '\n')) break;
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}
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if (i == len) return;
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cp = &buffer[i];
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if (*cp == '!') return; /* look for comments */
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len -= (cp - buffer); /* adjust len by how much we skipped */
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/* pipe through cpp */
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/* strip trailing space */
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for (i = len-1; i >= 0; i--) {
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register char c = cp[i];
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if (!(isspace(c) || c == '\n')) break;
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}
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if (i >= 0) cp[len = (i+1)] = '\0'; /* nul terminate */
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if (verbose) {
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printf ("! %d: %s\n", lineno+1, cp);
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}
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/* handle input */
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handle_line (cp, len);
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}
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