GRASS GIS 8 Programmer's Manual 8.4.1(2025)-45ca3179ab
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datetime/error.c
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1/*
2 * Copyright (C) 1995. Bill Brown <brown@gis.uiuc.edu> & Michael Shapiro
3 *
4 * This program is free software under the GPL (>=v2)
5 * Read the file GPL.TXT coming with GRASS for details.
6 */
7#include <string.h>
8
9static int err_code = 0;
10static char err_msg[1024];
11
12/*!
13 * \brief
14 *
15 * record 'code' and 'msg' as
16 * error code/msg (in static variables)
17 * code==0 will clear the error (ie set msg=NULL)
18 * returns 'code' so that it can be used like:
19 \code
20 return datetime_error (-1, "bad date");
21 \endcode
22 *
23 * \param code
24 * \param msg
25 * \return int
26 */
27
28int datetime_error(int code, char *msg)
29{
30 err_code = code;
31 *err_msg = 0;
32 if (code != 0 && msg)
33 strcpy(err_msg, msg); /* hope err_msg is big enough */
34
35 return code;
36}
37
38/*!
39 * \brief
40 *
41 * returns an error code
42 *
43 * \return int
44 */
45
47{
48 return err_code;
49}
50
51/*!
52 * \brief
53 *
54 * returns an error message
55 *
56 * \return char *
57 */
58
60{
61 return err_msg;
62}
63
64/*!
65 * \brief
66 *
67 * clears error code and message
68 *
69 * \return void
70 */
71
73{
74 err_code = 0;
75 *err_msg = 0;
76}
int datetime_error(int code, char *msg)
record 'code' and 'msg' as error code/msg (in static variables) code==0 will clear the error (ie set ...
int datetime_error_code(void)
returns an error code
char * datetime_error_msg(void)
returns an error message
void datetime_clear_error(void)
clears error code and message
#define strcpy
Definition parson.c:62