/[CvsGraph]/cvsgraph/utils.c
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Revision 1.5 - (hide annotations)
Tue Jun 21 00:02:48 2005 UTC (12 years, 5 months ago) by bertho
Branch: MAIN
CVS Tags: merge_automake_dev1_20080521, source_automake_dev1_20080521, merge_head_20080521, REL_1_6_1, REL_1_6_2, REL_1_6_0, REL_1_7_0, source_head_20080521, HEAD
Branch point for: svn-integration, automake-dev1
Changes since 1.4: +3 -0 lines
File MIME type: text/plain
Change color management to reduce used colors. This will help future
color extensions with color changes based on context/content. The
default setup uses 10 colors now instead of 14.
1 bertho 1.1 /*
2     * CvsGraph graphical representation generator of brances and revisions
3     * of a file in cvs/rcs.
4     *
5     * Copyright (C) 2001 B. Stultiens
6     *
7     * This program is free software; you can redistribute it and/or modify
8     * it under the terms of the GNU General Public License as published by
9     * the Free Software Foundation; either version 2 of the License, or
10     * (at your option) any later version.
11     *
12     * This program is distributed in the hope that it will be useful,
13     * but WITHOUT ANY WARRANTY; without even the implied warranty of
14     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15     * GNU General Public License for more details.
16     *
17     * You should have received a copy of the GNU General Public License
18     * along with this program; if not, write to the Free Software
19     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20     */
21    
22     #include <stdio.h>
23     #include <stdlib.h>
24     #include <stdarg.h>
25     #include <string.h>
26    
27 bertho 1.5 #include <gd.h>
28    
29 bertho 1.1 #include "utils.h"
30 bertho 1.5 #include "cvsgraph.h"
31 bertho 1.1 #include "readconf.h"
32    
33 bertho 1.3 const char *input_file;
34     int quiet; /* Set if warnings should be suppressed */
35    
36 bertho 1.1 void *xmalloc(size_t s)
37     {
38     void *p = malloc(s);
39     if(!p)
40     {
41     printf("Out of memory");
42     exit(1);
43     }
44     memset(p, 0, s);
45     return p;
46     }
47    
48     void *xrealloc(void *a, size_t s)
49     {
50     void *p;
51     if(!a)
52     return malloc(s);
53     p = realloc(a, s);
54     if(!p)
55     {
56     printf("Out of memory");
57     exit(1);
58     }
59     return p;
60     }
61    
62     char *xstrdup(const char *s)
63     {
64     char *c;
65     if(!s)
66     s = "";
67     c = xmalloc(strlen(s)+1);
68     strcpy(c, s);
69     return c;
70     }
71    
72     void xfree(void *p)
73     {
74     if(p)
75     free(p);
76     }
77    
78 bertho 1.3 static int do_msg(const char *type, const char *fmt, va_list va)
79     {
80 bertho 1.4 fprintf(stderr, "%s: ", input_file);
81     if(line_number)
82     fprintf(stderr, "%d: ", line_number);
83 bertho 1.3 if(type)
84 bertho 1.4 fprintf(stderr, "%s: ", type);
85 bertho 1.3 vfprintf(stderr, fmt, va);
86     fprintf(stderr, "\n");
87     return 0;
88     }
89    
90 bertho 1.1 int yyerror(const char *fmt, ...)
91     {
92     va_list va;
93     va_start(va, fmt);
94 bertho 1.3 do_msg(NULL, fmt, va);
95 bertho 1.1 va_end(va);
96     exit(2);
97     return 0;
98     }
99    
100 bertho 1.2 int yywarning(const char *fmt, ...)
101     {
102     va_list va;
103 bertho 1.3 if(!quiet)
104     {
105     va_start(va, fmt);
106     do_msg("warning", fmt, va);
107     va_end(va);
108     }
109     return 0;
110     }
111    
112     int rcserror(const char *fmt, ...)
113     {
114     va_list va;
115 bertho 1.2 va_start(va, fmt);
116 bertho 1.3 do_msg(NULL, fmt, va);
117 bertho 1.2 va_end(va);
118 bertho 1.3 exit(2);
119 bertho 1.2 return 0;
120     }
121    

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