hyung-hwan/qse
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fixed the wrong defintion of qse_strbeg().

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started wrting qse_env_delete()
This commit is contained in:
hyung-hwan
2011-08-06 21:25:08 +00:00
parent a5e86b984c
commit c73a51dbbc
3 changed files with 60 additions and 24 deletions
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58
qse/lib/cmn/env.c
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@ -28,7 +28,9 @@
QSE_IMPLEMENT_COMMON_FUNCTIONS(env)
qse_env_t* qse_env_open (qse_mmgr_t* mmgr, qse_size_t xtnsize)
static int load_curenv (qse_env_t* env);
qse_env_t* qse_env_open (qse_mmgr_t* mmgr, qse_size_t xtnsize, int fromcurenv)
{
qse_env_t* env;
@ -45,7 +47,7 @@ qse_env_t* qse_env_open (qse_mmgr_t* mmgr, qse_size_t xtnsize)
env = QSE_MMGR_ALLOC (mmgr, QSE_SIZEOF(qse_env_t) + xtnsize);
if (env == QSE_NULL) return QSE_NULL;
if (qse_env_init (env, mmgr) == QSE_NULL)
if (qse_env_init (env, mmgr, fromcurenv) == QSE_NULL)
{
QSE_MMGR_FREE (mmgr, env);
return QSE_NULL;
@ -60,10 +62,12 @@ void qse_env_close (qse_env_t* env)
QSE_MMGR_FREE (env->mmgr, env);
}
qse_env_t* qse_env_init (qse_env_t* env, qse_mmgr_t* mmgr)
qse_env_t* qse_env_init (qse_env_t* env, qse_mmgr_t* mmgr, int fromcurenv)
{
QSE_MEMSET (env, 0, QSE_SIZEOF(*env));
env->mmgr = mmgr;
if (fromcurenv && load_curenv (env) <= -1) return QSE_NULL;
return env;
}
@ -75,8 +79,16 @@ void qse_env_fini (qse_env_t* env)
void qse_env_clear (qse_env_t* env)
{
if (env->str.ptr) env->str.ptr[0] = QSE_T('\0');
if (env->arr.ptr) env->arr.ptr = QSE_NULL;
if (env->str.ptr)
{
env->str.ptr[0] = QSE_T('\0');
env->str.len = 0;
}
if (env->arr.ptr)
{
env->arr.ptr = QSE_NULL;
env->arr.len = 0;
}
}
static int expandarr (qse_env_t* env)
@ -111,7 +123,8 @@ static int expandstr (qse_env_t* env, qse_size_t inc)
return 0;
}
int qse_env_addvar (qse_env_t* env, const qse_char_t* name, const qse_char_t* value)
int qse_env_insert (
qse_env_t* env, const qse_char_t* name, const qse_char_t* value)
{
qse_size_t nl, vl, tl;
@ -136,7 +149,33 @@ int qse_env_addvar (qse_env_t* env, const qse_char_t* name, const qse_char_t* va
return -1;
}
int qse_env_addraw (qse_env_t* env, const qse_char_t* nv)
int qse_env_delete (qse_env_t* env, const qse_char_t* name)
{
const qse_char_t* p = env->str.ptr;
qse_size_t i;
for (i = 0; i < env->arr.len; i++)
{
const qse_char_t* eq;
const qse_char_t* vp;
vp = env->arr.ptr[i];
eq = qse_strbeg (vp, name);
if (eq && *eq == QSE_T('='))
{
#if 0
/* bingo */
len = qse_strlen (vp) + 1;
QSE_MEMCPY (vp, vp + len, ... );
#endif
}
}
return 0;
}
static int add_envstr (qse_env_t* env, const qse_char_t* nv)
{
qse_size_t tl;
@ -155,8 +194,7 @@ int qse_env_addraw (qse_env_t* env, const qse_char_t* nv)
return 0;
}
/* add current environment variables */
int qse_env_loadcurvars (qse_env_t* env)
static int load_curenv (qse_env_t* env)
{
#if defined(_WIN32)
qse_char_t* envstr;
@ -205,7 +243,7 @@ done:
x = qse_mbstowcsdup (*p, env->mmgr);
if (x == QSE_NULL) return -1;
n = qse_env_addraw (env, x);
n = add_envstr (env, x);
QSE_MMGR_FREE (env->mmgr, x);
if (n <= -1) return -1;