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[SDL2] pointer boolean (#8523)

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This commit is contained in:
Sylvain Becker
2023-11-10 15:30:56 +01:00
committed by GitHub
parent 4a3a9f3ad8
commit a14b948b6c
394 changed files with 2564 additions and 2559 deletions
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22
src/stdlib/SDL_getenv.c
View File

@@ -47,7 +47,7 @@ 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;
}
@@ -57,7 +57,7 @@ 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;
}
@@ -79,7 +79,7 @@ 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;
}
@@ -94,7 +94,7 @@ 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;
}
@@ -111,7 +111,7 @@ 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;
}
@@ -123,7 +123,7 @@ 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;
}
@@ -176,7 +176,7 @@ char *SDL_getenv(const char *name)
#endif
/* Input validation */
if (name == NULL || *name == '\0') {
if (!name || *name == '\0') {
return NULL;
}
@@ -188,7 +188,7 @@ char *SDL_getenv(const char *name)
size_t bufferlen;
/* Input validation */
if (name == NULL || *name == '\0') {
if (!name || *name == '\0') {
return NULL;
}
@@ -199,7 +199,7 @@ 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;
@@ -215,14 +215,14 @@ 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];

28
src/stdlib/SDL_iconv.c
View File

@@ -166,28 +166,28 @@ static const char *getlocale(char *buffer, size_t bufsize)
char *ptr;
lang = SDL_getenv("LC_ALL");
if (lang == NULL) {
if (!lang) {
lang = SDL_getenv("LC_CTYPE");
}
if (lang == NULL) {
if (!lang) {
lang = SDL_getenv("LC_MESSAGES");
}
if (lang == NULL) {
if (!lang) {
lang = SDL_getenv("LANG");
}
if (lang == NULL || !*lang || SDL_strcmp(lang, "C") == 0) {
if (!lang || !*lang || SDL_strcmp(lang, "C") == 0) {
lang = "ASCII";
}
/* We need to trim down strings like "en_US.UTF-8@blah" to "UTF-8" */
ptr = SDL_strchr(lang, '.');
if (ptr != NULL) {
if (ptr) {
lang = ptr + 1;
}
SDL_strlcpy(buffer, lang, bufsize);
ptr = SDL_strchr(buffer, '@');
if (ptr != NULL) {
if (ptr) {
*ptr = '\0'; /* chop end of string. */
}
@@ -202,10 +202,10 @@ SDL_iconv_t SDL_iconv_open(const char *tocode, const char *fromcode)
char fromcode_buffer[64];
char tocode_buffer[64];
if (fromcode == NULL || !*fromcode) {
if (!fromcode || !*fromcode) {
fromcode = getlocale(fromcode_buffer, sizeof(fromcode_buffer));
}
if (tocode == NULL || !*tocode) {
if (!tocode || !*tocode) {
tocode = getlocale(tocode_buffer, sizeof(tocode_buffer));
}
for (i = 0; i < SDL_arraysize(encodings); ++i) {
@@ -245,11 +245,11 @@ SDL_iconv(SDL_iconv_t cd,
Uint32 ch = 0;
size_t total;
if (inbuf == NULL || !*inbuf) {
if (!inbuf || !*inbuf) {
/* Reset the context */
return 0;
}
if (outbuf == NULL || !*outbuf || outbytesleft == NULL || !*outbytesleft) {
if (!outbuf || !*outbuf || !outbytesleft || !*outbytesleft) {
return SDL_ICONV_E2BIG;
}
src = *inbuf;
@@ -795,10 +795,10 @@ char *SDL_iconv_string(const char *tocode, const char *fromcode, const char *inb
size_t outbytesleft;
size_t retCode = 0;
if (tocode == NULL || !*tocode) {
if (!tocode || !*tocode) {
tocode = "UTF-8";
}
if (fromcode == NULL || !*fromcode) {
if (!fromcode || !*fromcode) {
fromcode = "UTF-8";
}
cd = SDL_iconv_open(tocode, fromcode);
@@ -808,7 +808,7 @@ char *SDL_iconv_string(const char *tocode, const char *fromcode, const char *inb
stringsize = inbytesleft;
string = (char *)SDL_malloc(stringsize + sizeof(Uint32));
if (string == NULL) {
if (!string) {
SDL_iconv_close(cd);
return NULL;
}
@@ -825,7 +825,7 @@ char *SDL_iconv_string(const char *tocode, const char *fromcode, const char *inb
char *oldstring = string;
stringsize *= 2;
string = (char *)SDL_realloc(string, stringsize + sizeof(Uint32));
if (string == NULL) {
if (!string) {
SDL_free(oldstring);
SDL_iconv_close(cd);
return NULL;

10
src/stdlib/SDL_string.c
View File

@@ -1152,7 +1152,7 @@ int SDL_vsscanf(const char *text, const char *fmt, va_list ap)
{
int retval = 0;
if (text == NULL || !*text) {
if (!text || !*text) {
return -1;
}
@@ -1544,7 +1544,7 @@ static size_t SDL_PrintString(char *text, size_t maxlen, SDL_FormatInfo *info, c
size_t length = 0;
size_t slen, sz;
if (string == NULL) {
if (!string) {
string = "(null)";
}
@@ -1604,7 +1604,7 @@ static void SDL_IntPrecisionAdjust(char *num, size_t maxlen, SDL_FormatInfo *inf
{ /* left-pad num with zeroes. */
size_t sz, pad, have_sign;
if (info == NULL) {
if (!info) {
return;
}
@@ -1992,7 +1992,7 @@ int SDL_vasprintf(char **strp, const char *fmt, va_list ap)
*strp = NULL;
p = (char *)SDL_malloc(size);
if (p == NULL) {
if (!p) {
return -1;
}
@@ -2018,7 +2018,7 @@ int SDL_vasprintf(char **strp, const char *fmt, va_list ap)
size = retval + 1; /* Precisely what is needed */
np = (char *)SDL_realloc(p, size);
if (np == NULL) {
if (!np) {
SDL_free(p);
return -1;
} else {