use != '\0' comparison instead of SDL_strlen in the functions of SDL_getenv

This commit is contained in:
pionere
2022-02-05 10:55:09 +01:00
committed by Sam Lantinga
parent b944dc8f2e
commit b59ca92e82

View File

@@ -48,7 +48,7 @@ int
SDL_setenv(const char *name, const char *value, int overwrite)
{
/* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1);
}
@@ -59,7 +59,7 @@ int
SDL_setenv(const char *name, const char *value, int overwrite)
{
/* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1);
}
@@ -82,7 +82,7 @@ SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable;
/* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1);
}
@@ -115,7 +115,7 @@ SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable;
/* Input validation */
if (!name || SDL_strlen(name) == 0 || SDL_strchr(name, '=') != NULL || !value) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return (-1);
}
@@ -181,7 +181,7 @@ SDL_getenv(const char *name)
#endif
/* Input validation */
if (!name || !*name) {
if (!name || *name == '\0') {
return NULL;
}
@@ -194,7 +194,7 @@ SDL_getenv(const char *name)
size_t bufferlen;
/* Input validation */
if (!name || SDL_strlen(name)==0) {
if (!name || *name == '\0') {
return NULL;
}
@@ -222,7 +222,7 @@ SDL_getenv(const char *name)
char *value;
/* Input validation */
if (!name || SDL_strlen(name)==0) {
if (!name || *name == '\0') {
return NULL;
}