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memory: Add free wrapper and refactor project to use it

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We already use wrappers for allocation, the new `xfree` function is the
equivalent for deallocation and provides a way to fully replace the malloc
implementation used by Neovim.
This commit is contained in:
Thiago de Arruda
2015-04-12 11:37:22 -03:00
parent ba10e311bd
commit 34c48aaf12
70 changed files with 1361 additions and 1353 deletions
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18
src/nvim/mbyte.c
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@@ -523,7 +523,7 @@ char_u * mb_init(void)
convert_setup(&vimconv, p_enc, (char_u *)"utf-8");
vimconv.vc_fail = true;
}
free(p);
xfree(p);
}
#endif
@@ -549,7 +549,7 @@ char_u * mb_init(void)
*/
p = string_convert(&vimconv, (char_u *)buf, NULL);
if (p != NULL) {
free(p);
xfree(p);
n = 1;
} else
n = 2;
@@ -3103,7 +3103,7 @@ void utf_find_illegal(void)
for (;; ) {
p = get_cursor_pos_ptr();
if (vimconv.vc_type != CONV_NONE) {
free(tofree);
xfree(tofree);
tofree = string_convert(&vimconv, p, NULL);
if (tofree == NULL)
break;
@@ -3142,7 +3142,7 @@ void utf_find_illegal(void)
beep_flush();
theend:
free(tofree);
xfree(tofree);
convert_setup(&vimconv, NULL, NULL);
}
@@ -3375,7 +3375,7 @@ char_u *enc_canonize(char_u *enc) FUNC_ATTR_NONNULL_RET
STRMOVE(r, p);
} else if ((i = enc_alias_search(p)) >= 0) {
/* alias recognized, get canonical name */
free(r);
xfree(r);
r = vim_strsave((char_u *)enc_canon_table[i].name);
}
return r;
@@ -3537,7 +3537,7 @@ static char_u * iconv_string(vimconv_T *vcp, char_u *str, size_t slen,
p = xmalloc(len);
if (done > 0)
memmove(p, result, done);
free(result);
xfree(result);
result = p;
}
@@ -3582,7 +3582,7 @@ static char_u * iconv_string(vimconv_T *vcp, char_u *str, size_t slen,
fromlen -= l;
} else if (ICONV_ERRNO != ICONV_E2BIG) {
/* conversion failed */
free(result);
xfree(result);
result = NULL;
break;
}
@@ -3891,7 +3891,7 @@ char_u * string_convert_ext(vimconv_T *vcp, char_u *ptr,
if (l_w == 0) {
/* Illegal utf-8 byte cannot be converted */
free(retval);
xfree(retval);
return NULL;
}
if (unconvlenp != NULL && l_w > len - i) {
@@ -3925,7 +3925,7 @@ char_u * string_convert_ext(vimconv_T *vcp, char_u *ptr,
if (c < 0x100)
*d++ = c;
else if (vcp->vc_fail) {
free(retval);
xfree(retval);
return NULL;
} else {
*d++ = 0xbf;