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cwFileSys.cpp: expandPath() now drops leading white space. pathParts() now expands the path prior to splitting it.

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This commit is contained in:
kevin 2023-03-17 17:42:29 -04:00
parent dd7dcc654e
commit 2171d8a0a6
1 changed files with 26 additions and 3 deletions
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29
cwFileSys.cpp
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@ -329,9 +329,19 @@ char* cw::filesys::expandPath( const char* dir )
memset(&res,0,sizeof(res));
// if dir is empty
if( dir == nullptr )
return nullptr;
// skip leading white space
for(; *dir; ++dir)
if( !isspace(*dir) )
break;
// if dir is empty
if( strlen(dir) == 0 )
return nullptr;
if((sysRC = wordexp(dir,&res,flags)) != 0)
{
switch(sysRC)
@ -387,7 +397,7 @@ char* cw::filesys::expandPath( const char* dir )
cw::filesys::pathPart_t* cw::filesys::pathParts( const char* pathStr )
cw::filesys::pathPart_t* cw::filesys::pathParts( const char* path0Str )
{
unsigned n = 0; // char's in pathStr
unsigned dn = 0; // char's in the dir part
@ -395,6 +405,9 @@ cw::filesys::pathPart_t* cw::filesys::pathParts( const char* pathStr )
unsigned en = 0; // char's in the ext part
char* cp = nullptr;
pathPart_t* rp = nullptr;
char* pathBaseStr = expandPath(path0Str);
const char* pathStr = pathBaseStr;
if( pathStr==nullptr )
return nullptr;
@ -403,7 +416,7 @@ cw::filesys::pathPart_t* cw::filesys::pathParts( const char* pathStr )
for(; *pathStr; ++pathStr )
if( !isspace(*pathStr ) )
break;
// get the length of pathStr
n = strlen(pathStr);
@ -415,9 +428,14 @@ cw::filesys::pathPart_t* cw::filesys::pathParts( const char* pathStr )
// if pathStr is empty
if( n == 0 )
return nullptr;
{
// nothing to do
goto errLabel;
}
else
{
char buf[n+1];
buf[n] = 0;
@ -522,7 +540,12 @@ cw::filesys::pathPart_t* cw::filesys::pathParts( const char* pathStr )
if( en == 0 )
rp->extStr = nullptr;
}
errLabel:
mem::release(pathBaseStr);
return rp;
}