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Some code clean-up and optimization.

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This commit is contained in:
unknown 2004-11-11 16:59:36 +02:00
commit 98b31cd63c
1 changed files with 60 additions and 30 deletions
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90
mysys/default.c
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@ -68,7 +68,12 @@ static const char *f_extensions[]= { ".cnf", 0 };
static int search_default_file(DYNAMIC_ARRAY *args,MEM_ROOT *alloc,
const char *dir, const char *config_file,
const char *ext, TYPELIB *group);
TYPELIB *group);
static int search_default_file_with_ext(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
const char *dir, const char *ext,
const char *config_file,
TYPELIB *group);
static char *remove_end_comment(char *ptr);
@ -164,15 +169,16 @@ int load_defaults(const char *conf_file, const char **groups,
goto err;
if (forced_default_file)
{
if ((error= search_default_file(&args, &alloc, "",
forced_default_file, "", &group)) < 0)
if ((error= search_default_file_with_ext(&args, &alloc, "", "",
forced_default_file,
&group)) < 0)
goto err;
}
else if (dirname_length(conf_file))
{
for (ext= (char**) f_extensions; *ext; *ext++)
if ((error= search_default_file(&args, &alloc, NullS, conf_file,
*ext, &group)) < 0)
&group)) < 0)
goto err;
}
else
@ -180,33 +186,31 @@ int load_defaults(const char *conf_file, const char **groups,
#ifdef __WIN__
char system_dir[FN_REFLEN];
GetWindowsDirectory(system_dir,sizeof(system_dir));
for (ext= (char**) f_extensions; *ext; *ext++)
if ((search_default_file(&args, &alloc, system_dir, conf_file,
*ext, &group)))
goto err;
if ((search_default_file(&args, &alloc, system_dir, conf_file, &group)))
goto err;
#endif
#if defined(__EMX__) || defined(OS2)
for (ext= (char**) f_extensions; *ext; *ext++)
if (getenv("ETC") &&
(search_default_file(&args, &alloc, getenv("ETC"), conf_file,
*ext, &group)) < 0)
goto err;
{
const char *etc;
if ((etc= getenv("ETC")) &&
(search_default_file(&args, &alloc, etc, conf_file,
&group)) < 0)
goto err;
}
#endif
for (dirs=default_directories ; *dirs; dirs++)
{
if (**dirs)
{
for (ext= (char**) f_extensions; *ext; *ext++)
if (search_default_file(&args, &alloc, *dirs, conf_file,
*ext, &group) < 0)
goto err;
if (search_default_file(&args, &alloc, *dirs, conf_file,
&group) < 0)
goto err;
}
else if (defaults_extra_file)
{
for (ext= (char**) f_extensions; *ext; *ext++)
if (search_default_file(&args, &alloc, NullS, defaults_extra_file,
*ext, &group) < 0)
goto err; /* Fatal error */
if (search_default_file(&args, &alloc, NullS, defaults_extra_file,
&group) < 0)
goto err; /* Fatal error */
}
}
}
@ -267,11 +271,28 @@ void free_defaults(char **argv)
}
static int search_default_file(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
const char *dir,
const char *config_file, TYPELIB *group)
{
char **ext;
for (ext= (char**) f_extensions; *ext; *ext++)
{
int error;
if ((error= search_default_file_with_ext(args, alloc, dir, *ext,
config_file, group)) < 0)
return error;
}
return 0;
}
/*
Open a configuration file (if exists) and read given options from it
SYNOPSIS
search_default_file()
search_default_file_with_ext()
args Store pointer to found options here
alloc Allocate strings in this object
dir directory to read
@ -286,9 +307,10 @@ void free_defaults(char **argv)
2 File is not a regular file (Warning)
*/
static int search_default_file(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
const char *dir, const char *config_file,
const char *ext, TYPELIB *group)
static int search_default_file_with_ext(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
const char *dir, const char *ext,
const char *config_file,
TYPELIB *group)
{
char name[FN_REFLEN+10],buff[4096],*ptr,*end,*value,*tmp;
FILE *fp;
@ -482,7 +504,7 @@ static char *remove_end_comment(char *ptr)
void print_defaults(const char *conf_file, const char **groups)
{
#ifdef __WIN__
bool have_ext=fn_ext(conf_file)[0] != 0;
my_bool have_ext= fn_ext(conf_file)[0] != 0;
#endif
char name[FN_REFLEN], **ext;
const char **dirs;
@ -495,16 +517,24 @@ void print_defaults(const char *conf_file, const char **groups)
{
#ifdef __WIN__
GetWindowsDirectory(name,sizeof(name));
if (have_ext)
if (!have_ext)
{
for (ext= (char**) f_extensions; *ext; *ext++)
printf("%s\\%s%s ", name, conf_file, *ext);
}
else
printf("%s\\%s ", name, conf_file);
#endif
#if defined(__EMX__) || defined(OS2)
for (ext= (char**) f_extensions; *ext; *ext++)
if (getenv("ETC"))
printf("%s\\%s%s ", getenv("ETC"), conf_file, *ext);
{
const char *etc;
if ((etc= getenv("ETC")))
{
for (ext= (char**) f_extensions; *ext; *ext++)
printf("%s\\%s%s ", etc, conf_file, *ext);
}
}
#endif
for (dirs=default_directories ; *dirs; dirs++)
{