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Do not use C macros for configuration files.

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This commit is contained in:
Jan Vidar Krey
2010-04-15 19:49:23 +02:00
parent 51c5b6169c
commit 201acad409
5 changed files with 1325 additions and 445 deletions
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125
src/core/config.c
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@@ -29,101 +29,52 @@
#define INT_MIN (-0x7fffffff - 1)
#endif
#define CFG_APPLY_BOOLEAN(KEY, TARGET) \
if (strcmp(KEY, key) == 0) \
{ \
if (strlen(data) == 1 && (data[0] == '1')) TARGET = 1; \
else if (strlen(data) == 1 && (data[0] == '0')) TARGET = 0; \
else if (strncasecmp(data, "true", 4) == 0) TARGET = 1; \
else if (strncasecmp(data, "false", 5) == 0) TARGET = 0; \
else if (strncasecmp(data, "yes", 3) == 0) TARGET = 1; \
else if (strncasecmp(data, "no", 2) == 0) TARGET = 0; \
else if (strncasecmp(data, "on", 2) == 0) TARGET = 1; \
else if (strncasecmp(data, "off", 3) == 0) TARGET = 0; \
else\
{ \
LOG_FATAL("Configuration error on line %d: '%s' must be either '1' or '0'", line_count, key); \
return -1; \
} \
return 0; \
}
#define CFG_APPLY_STRING(KEY, TARGET) \
if (strcmp(KEY, key) == 0) \
{ \
TARGET = hub_strdup(data); \
return 0; \
}
#define CFG_APPLY_INTEGER(KEY, TARGET) \
if (strcmp(KEY, key) == 0) \
{ \
char* endptr; \
int val; \
errno = 0; \
val = strtol(data, &endptr, 10); \
if (((errno == ERANGE && (val == INT_MAX || val == INT_MIN)) || (errno != 0 && val == 0)) || endptr == data) { \
LOG_FATAL("Configuration error on line %d: '%s' must be a number", line_count, key); \
return -1; \
} \
TARGET = val; \
return 0; \
}
#define DEFAULT_STRING(KEY, VALUE) \
{ \
if (config->KEY == 0) \
config->KEY = hub_strdup(VALUE); \
static int apply_boolean(const char* key, const char* data, int* target)
{
if (strlen(data) == 1 && (data[0] == '1')) *target = 1;
else if (strlen(data) == 1 && (data[0] == '0')) *target = 0;
else if (strncasecmp(data, "true", 4) == 0) *target = 1;
else if (strncasecmp(data, "false", 5) == 0) *target = 0;
else if (strncasecmp(data, "yes", 3) == 0) *target = 1;
else if (strncasecmp(data, "no", 2) == 0) *target = 0;
else if (strncasecmp(data, "on", 2) == 0) *target = 1;
else if (strncasecmp(data, "off", 3) == 0) *target = 0;
else
return 0;
return 1;
}
#define DEFAULT_INTEGER(KEY, VALUE) \
{ \
if (config->KEY == 0) \
config->KEY = VALUE; \
static int apply_string(const char* key, const char* data, char** target, char* regexp)
{
(void) regexp;
// FIXME: Add regexp checks for correct data
if (*target)
hub_free(*target);
*target = hub_strdup(data);
return 1;
}
#define DEFAULT_BOOLEAN(KEY, VALUE) \
config->KEY = config->KEY & 0x000000ff;
static int apply_integer(const char* key, const char* data, int* target, int* min, int* max)
{
char* endptr;
int val;
errno = 0;
val = strtol(data, &endptr, 10);
#define GET_STR(NAME) CFG_APPLY_STRING ( #NAME , config->NAME )
#define GET_INT(NAME) CFG_APPLY_INTEGER( #NAME , config->NAME )
#define GET_BOOL(NAME) CFG_APPLY_BOOLEAN( #NAME , config->NAME )
#define IGNORED(NAME) \
if (strcmp(#NAME, key) == 0) \
{ \
LOG_WARN("Configuration option %s deprecated and ingnored.", key); \
return 0; \
}
if (((errno == ERANGE && (val == INT_MAX || val == INT_MIN)) || (errno != 0 && val == 0)) || endptr == data)
return 0;
#define DUMP_STR(NAME, DEFAULT) \
if (ignore_defaults) \
{ \
if (strcmp(config->NAME, DEFAULT) != 0) \
fprintf(stdout, "%s = \"%s\"\n", #NAME , config->NAME); \
} \
else \
fprintf(stdout, "%s = \"%s\"\n", #NAME , config->NAME); \
#define DUMP_INT(NAME, DEFAULT) \
if (ignore_defaults) \
{ \
if (config->NAME != DEFAULT) \
fprintf(stdout, "%s = %d\n", #NAME , config->NAME); \
} \
else \
fprintf(stdout, "%s = %d\n", #NAME , config->NAME); \
if (min && val < *min)
return 0;
#define DUMP_BOOL(NAME, DEFAULT) \
if (ignore_defaults) \
{ \
if (config->NAME != DEFAULT) \
fprintf(stdout, "%s = %s\n", #NAME , (config->NAME ? "yes" : "no")); \
} \
else \
fprintf(stdout, "%s = %s\n", #NAME , (config->NAME ? "yes" : "no"));
if (max && val > *max)
return 0;
*target = val;
return 1;
}
#include "gen_config.c"