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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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22
src/nvim/os/env.c
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@@ -113,7 +113,7 @@ void init_homedir(void)
char_u *var;
/* In case we are called a second time (when 'encoding' changes). */
free(homedir);
xfree(homedir);
homedir = NULL;
var = (char_u *)os_getenv("HOME");
@@ -144,7 +144,7 @@ void init_homedir(void)
void free_homedir(void)
{
free(homedir);
xfree(homedir);
}
#endif
@@ -304,7 +304,7 @@ void expand_env_esc(char_u *srcp, char_u *dst, int dstlen, bool esc, bool one,
char_u *p = vim_strsave(var);
if (mustfree) {
free(var);
xfree(var);
}
var = p;
mustfree = true;
@@ -318,7 +318,7 @@ void expand_env_esc(char_u *srcp, char_u *dst, int dstlen, bool esc, bool one,
char_u *p = vim_strsave_escaped(var, (char_u *)" \t");
if (mustfree)
free(var);
xfree(var);
var = p;
mustfree = true;
}
@@ -341,7 +341,7 @@ void expand_env_esc(char_u *srcp, char_u *dst, int dstlen, bool esc, bool one,
copy_char = false;
}
if (mustfree)
free(var);
xfree(var);
}
if (copy_char) { /* copy at least one char */
@@ -380,11 +380,11 @@ static char *vim_version_dir(char *vimdir)
p = concat_fnames((char_u *)vimdir, (char_u *)VIM_VERSION_NODOT, true);
if (os_isdir(p))
return (char *)p;
free(p);
xfree(p);
p = concat_fnames((char_u *)vimdir, (char_u *)RUNTIME_DIRNAME, true);
if (os_isdir(p))
return (char *)p;
free(p);
xfree(p);
return NULL;
}
@@ -483,7 +483,7 @@ char_u *vim_getenv(char_u *name, bool *mustfree)
p = vim_strnsave(p, (size_t)(pend - p));
if (!os_isdir(p)) {
free(p);
xfree(p);
p = NULL;
} else {
*mustfree = true;
@@ -634,7 +634,7 @@ void home_replace(buf_T *buf, char_u *src, char_u *dst, int dstlen, bool one)
*dst = NUL;
if (homedir_env != homedir_env_orig)
free(homedir_env);
xfree(homedir_env);
}
/// Like home_replace, store the replaced string in allocated memory.
@@ -663,7 +663,7 @@ void vim_setenv(char_u *name, char_u *val)
if (*val != NUL && STRICMP(name, "VIMRUNTIME") == 0) {
char_u *buf = concat_str(val, (char_u *)"/lang");
bindtextdomain(VIMPACKAGE, (char *)buf);
free(buf);
xfree(buf);
}
}
@@ -678,7 +678,7 @@ char_u *get_env_name(expand_T *xp, int idx)
char *envname = os_getenvname_at_index((size_t)idx);
if (envname) {
STRLCPY(name, envname, ENVNAMELEN);
free(envname);
xfree(envname);
return name;
} else {
return NULL;