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Pointer as bool (libsdl-org#7214)

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Sylvain
2023-11-09 22:29:15 +01:00
committed by Sam Lantinga
parent 23db971681
commit d8600f717e
371 changed files with 2448 additions and 2442 deletions
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22
src/stdlib/SDL_getenv.c
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@@ -40,7 +40,7 @@ static size_t SDL_envmemlen = 0;
int SDL_setenv(const char *name, const char *value, int overwrite)
{
/* Input validation */
if (name == NULL || *name == '\0' || SDL_strchr(name, '=') != NULL || value == NULL) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return -1;
}
@@ -50,7 +50,7 @@ int SDL_setenv(const char *name, const char *value, int overwrite)
int SDL_setenv(const char *name, const char *value, int overwrite)
{
/* Input validation */
if (name == NULL || *name == '\0' || SDL_strchr(name, '=') != NULL || value == NULL) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return -1;
}
@@ -72,7 +72,7 @@ int SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable;
/* Input validation */
if (name == NULL || *name == '\0' || SDL_strchr(name, '=') != NULL || value == NULL) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return -1;
}
@@ -87,7 +87,7 @@ int SDL_setenv(const char *name, const char *value, int overwrite)
/* This leaks. Sorry. Get a better OS so we don't have to do this. */
len = SDL_strlen(name) + SDL_strlen(value) + 2;
new_variable = (char *)SDL_malloc(len);
if (new_variable == NULL) {
if (!new_variable) {
return -1;
}
@@ -104,7 +104,7 @@ int SDL_setenv(const char *name, const char *value, int overwrite)
char *new_variable;
/* Input validation */
if (name == NULL || *name == '\0' || SDL_strchr(name, '=') != NULL || value == NULL) {
if (!name || *name == '\0' || SDL_strchr(name, '=') != NULL || !value) {
return -1;
}
@@ -116,7 +116,7 @@ int SDL_setenv(const char *name, const char *value, int overwrite)
/* Allocate memory for the variable */
len = SDL_strlen(name) + SDL_strlen(value) + 2;
new_variable = (char *)SDL_malloc(len);
if (new_variable == NULL) {
if (!new_variable) {
return -1;
}
@@ -169,7 +169,7 @@ char *SDL_getenv(const char *name)
#endif
/* Input validation */
if (name == NULL || *name == '\0') {
if (!name || *name == '\0') {
return NULL;
}
@@ -181,7 +181,7 @@ char *SDL_getenv(const char *name)
size_t bufferlen;
/* Input validation */
if (name == NULL || *name == '\0') {
if (!name || *name == '\0') {
return NULL;
}
@@ -192,7 +192,7 @@ char *SDL_getenv(const char *name)
}
if (bufferlen > SDL_envmemlen) {
char *newmem = (char *)SDL_realloc(SDL_envmem, bufferlen);
if (newmem == NULL) {
if (!newmem) {
return NULL;
}
SDL_envmem = newmem;
@@ -208,14 +208,14 @@ char *SDL_getenv(const char *name)
char *value;
/* Input validation */
if (name == NULL || *name == '\0') {
if (!name || *name == '\0') {
return NULL;
}
value = (char *)0;
if (SDL_env) {
len = SDL_strlen(name);
for (i = 0; SDL_env[i] && value == NULL; ++i) {
for (i = 0; SDL_env[i] && !value; ++i) {
if ((SDL_strncmp(SDL_env[i], name, len) == 0) &&
(SDL_env[i][len] == '=')) {
value = &SDL_env[i][len + 1];