mirror of https://github.com/xzeldon/htop.git
Clean up some needless malloc casts, convert some mallocs to callocs, and fix some style
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parent
1d805b36b4
commit
445222e48c
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@ -52,8 +52,8 @@ FunctionBar* FunctionBar_new(const char** functions, const char** keys, int* eve
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}
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if (keys && events) {
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this->staticData = false;
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this->keys = malloc(sizeof(char*) * 15);
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this->events = malloc(sizeof(int) * 15);
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this->keys = calloc(15, sizeof(char*));
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this->events = calloc(15, sizeof(int));
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int i = 0;
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while (i < 15 && functions[i]) {
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this->keys[i] = strdup(keys[i]);
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@ -63,7 +63,7 @@ int Hashtable_count(Hashtable* this) {
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static HashtableItem* HashtableItem_new(unsigned int key, void* value) {
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HashtableItem* this;
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this = (HashtableItem*) malloc(sizeof(HashtableItem));
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this = malloc(sizeof(HashtableItem));
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this->key = key;
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this->value = value;
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this->next = NULL;
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@ -73,7 +73,7 @@ static HashtableItem* HashtableItem_new(unsigned int key, void* value) {
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Hashtable* Hashtable_new(int size, bool owner) {
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Hashtable* this;
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this = (Hashtable*) malloc(sizeof(Hashtable));
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this = malloc(sizeof(Hashtable));
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this->items = 0;
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this->size = size;
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this->buckets = (HashtableItem**) calloc(size, sizeof(HashtableItem*));
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@ -58,7 +58,7 @@ static const char* OpenFilesScreenKeys[] = {"F3", "F4", "F5", "Esc"};
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static int OpenFilesScreenEvents[] = {KEY_F(3), KEY_F(4), KEY_F(5), 27};
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OpenFilesScreen* OpenFilesScreen_new(Process* process) {
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OpenFilesScreen* this = (OpenFilesScreen*) malloc(sizeof(OpenFilesScreen));
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OpenFilesScreen* this = malloc(sizeof(OpenFilesScreen));
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this->process = process;
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FunctionBar* bar = FunctionBar_new(OpenFilesScreenFunctions, OpenFilesScreenKeys, OpenFilesScreenEvents);
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this->display = Panel_new(0, 1, COLS, LINES-3, false, Class(ListItem), bar);
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@ -55,13 +55,13 @@ inline int String_eq(const char* s1, const char* s2) {
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char** String_split(const char* s, char sep, int* n) {
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*n = 0;
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const int rate = 10;
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char** out = (char**) malloc(sizeof(char*) * rate);
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char** out = calloc(rate, sizeof(char**));
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int ctr = 0;
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int blocks = rate;
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char* where;
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while ((where = strchr(s, sep)) != NULL) {
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int size = where - s;
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char* token = (char*) malloc(size + 1);
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char* token = malloc(size + 1);
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strncpy(token, s, size);
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token[size] = '\0';
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out[ctr] = token;
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@ -80,7 +80,7 @@ char** String_split(const char* s, char sep, int* n) {
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}
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if (s[0] != '\0') {
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int size = strlen(s);
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char* token = (char*) malloc(size + 1);
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char* token = malloc(size + 1);
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strncpy(token, s, size + 1);
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out[ctr] = token;
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ctr++;
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@ -44,7 +44,7 @@ static const char* TraceScreenKeys[] = {"F3", "F4", "F8", "F9", "Esc"};
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static int TraceScreenEvents[] = {KEY_F(3), KEY_F(4), KEY_F(8), KEY_F(9), 27};
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TraceScreen* TraceScreen_new(Process* process) {
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TraceScreen* this = (TraceScreen*) malloc(sizeof(TraceScreen));
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TraceScreen* this = malloc(sizeof(TraceScreen));
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this->process = process;
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FunctionBar* fuBar = FunctionBar_new(TraceScreenFunctions, TraceScreenKeys, TraceScreenEvents);
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this->display = Panel_new(0, 1, COLS, LINES-2, false, Class(ListItem), fuBar);
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2
Vector.c
2
Vector.c
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@ -37,7 +37,7 @@ Vector* Vector_new(ObjectClass* type, bool owner, int size) {
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if (size == DEFAULT_SIZE)
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size = 10;
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this = (Vector*) malloc(sizeof(Vector));
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this = malloc(sizeof(Vector));
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this->growthRate = size;
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this->array = (Object**) calloc(size, sizeof(Object*));
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this->arraySize = size;
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@ -73,10 +73,8 @@ unsigned ProcessList_allocateCPULoadInfo(processor_cpu_load_info_t *p) {
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void ProcessList_getVMStats(vm_statistics64_t p) {
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mach_msg_type_number_t info_size = HOST_VM_INFO64_COUNT;
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if(0 != host_statistics64(mach_host_self(), HOST_VM_INFO64, (host_info_t)p, &info_size)) {
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fprintf(stderr, "Unable to retrieve VM statistics\n");
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exit(9);
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}
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if (host_statistics64(mach_host_self(), HOST_VM_INFO64, (host_info_t)p, &info_size) != 0)
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err(9, "Unable to retrieve VM statistics\n");
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}
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struct kinfo_proc *ProcessList_getKInfoProcs(size_t *count) {
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@ -88,21 +86,15 @@ struct kinfo_proc *ProcessList_getKInfoProcs(size_t *count) {
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* process entry or two.
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*/
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*count = 0;
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if(0 > sysctl(mib, 4, NULL, count, NULL, 0)) {
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fprintf(stderr, "Unable to get size of kproc_infos");
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exit(5);
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}
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if (sysctl(mib, 4, NULL, count, NULL, 0) < 0)
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err(5, "Unable to get size of kproc_infos");
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processes = (struct kinfo_proc *)malloc(*count);
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if(NULL == processes) {
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fprintf(stderr, "Out of memory for kproc_infos\n");
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exit(6);
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}
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processes = malloc(*count);
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if (processes == NULL)
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err(6, "Out of memory for kproc_infos");
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if(0 > sysctl(mib, 4, processes, count, NULL, 0)) {
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fprintf(stderr, "Unable to get kinfo_procs\n");
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exit(7);
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}
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if (sysctl(mib, 4, processes, count, NULL, 0) < 0)
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err(7, "Unable to get kinfo_procs");
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*count = *count / sizeof(struct kinfo_proc);
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@ -115,7 +115,7 @@ char* FreeBSDProcessList_readProcessName(kvm_t* kd, struct kinfo_proc* kproc, in
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for (int i = 0; argv[i]; i++) {
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len += strlen(argv[i]) + 1;
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}
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char* comm = malloc(len * sizeof(char));
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char* comm = malloc(len);
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char* at = comm;
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*basenameEnd = 0;
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for (int i = 0; argv[i]; i++) {
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