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Removed overcautious parameter checks

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This commit is contained in:
Bert Münnich
2015-10-28 20:59:48 +01:00
parent a3838c1984
commit e0e96977b3
6 changed files with 11 additions and 147 deletions
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15
util.c
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@ -103,9 +103,6 @@ ssize_t get_line(char **buf, size_t *n, FILE *stream)
size_t len;
char *s;
if (stream == NULL || feof(stream) || ferror(stream))
return -1;
if (*buf == NULL || *n == 0) {
*n = BUF_SIZE;
*buf = (char*) s_malloc(*n);
@ -148,7 +145,7 @@ char* absolute_path(const char *filename)
char *dir, *dirname = NULL, *path = NULL, *s;
char *cwd = NULL, *twd = NULL;
if (filename == NULL || *filename == '\0' || *filename == '/')
if (*filename == '\0' || *filename == '/')
return NULL;
len = FNAME_LEN;
@ -211,7 +208,7 @@ end:
int r_opendir(r_dir_t *rdir, const char *dirname)
{
if (rdir == NULL || dirname == NULL || *dirname == '\0')
if (*dirname == '\0')
return -1;
if ((rdir->dir = opendir(dirname)) == NULL) {
@ -234,9 +231,6 @@ int r_closedir(r_dir_t *rdir)
{
int ret = 0;
if (rdir == NULL)
return -1;
if (rdir->stack != NULL) {
while (rdir->stlen > 0)
free(rdir->stack[--rdir->stlen]);
@ -264,9 +258,6 @@ char* r_readdir(r_dir_t *rdir)
struct dirent *dentry;
struct stat fstats;
if (rdir == NULL || rdir->dir == NULL || rdir->name == NULL)
return NULL;
while (true) {
if (rdir->dir != NULL && (dentry = readdir(rdir->dir)) != NULL) {
if (dentry->d_name[0] == '.')
@ -316,7 +307,7 @@ int r_mkdir(const char *path)
struct stat stats;
int err = 0;
if (path == NULL || *path == '\0')
if (*path == '\0')
return -1;
if (stat(path, &stats) == 0)