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Merge pull request #5 from lichhaosysu/master 

io_opt.c bug fix
pull/6/head
YuQing 2016-02-01 09:41:29 +08:00
parent 283f16db7d e1d140c7e5
commit 08d3932845
1 changed files with 17 additions and 11 deletions
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12
src/io_opt.c
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@ -19,10 +19,10 @@ int mkdir_by_cascading(const char *path,mode_t mode)
{
int length,pointer_postion = 0;
char *postion;
char *path_temp = path;
// some compiler reports warning without(char *)
char *path_temp = (char *)path;
char cwd[MAX_PATH_SIZE];
char *subfolder;
int is_error = 0;
int result = 0;
if(NULL == getcwd(cwd,sizeof(cwd)))
{
@ -41,7 +41,7 @@ int mkdir_by_cascading(const char *path,mode_t mode)
while(pointer_postion != strlen(path_temp))
{
postion = strchr(path_temp+pointer_postion,'/');
if(0 == postion)
if(NULL == postion)
{
length = strlen(path_temp) - pointer_postion;
}
@ -61,12 +61,16 @@ int mkdir_by_cascading(const char *path,mode_t mode)
memcpy(subfolder,path_temp+pointer_postion,length);
if(is_dir(subfolder))
{
// if subfolder exists, do not create, just chdir to it
if(-1 == chdir(subfolder))
{
result = -2;
break;
}
}
else
{
// if subfolder not exists, creates it
if(-1 == mkdir(subfolder,mode))
{
result = -4;
@ -77,6 +81,8 @@ int mkdir_by_cascading(const char *path,mode_t mode)
result = -2;
break;
}
}
}while(0);
if(NULL != subfolder)