mirror of https://github.com/xzeldon/htop.git
cleanups and fixes, thanks to cppcheck and gcc -Wextra
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75080ce79d
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d1b1cbc757
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@ -45,7 +45,7 @@ static unsigned long int parseUevent(FILE * file, const char *key) {
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}
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static unsigned long int parseBatInfo(const char *fileName, const unsigned short int lineNum, const unsigned short int wordNum) {
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const DIR *batteryDir;
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DIR* batteryDir;
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const struct dirent *dirEntries;
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const char batteryPath[] = PROCDIR "/acpi/battery/";
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@ -89,6 +89,7 @@ static unsigned long int parseBatInfo(const char *fileName, const unsigned short
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snprintf((char *) infoPath, sizeof infoPath, "%s%s/%s", batteryPath, newEntry->content, fileName);
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if ((file = fopen(infoPath, "r")) == NULL) {
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closedir(batteryDir);
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return 0;
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}
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@ -107,7 +108,7 @@ static unsigned long int parseBatInfo(const char *fileName, const unsigned short
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free(myList);
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free(newEntry);
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closedir((DIR *) batteryDir);
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closedir(batteryDir);
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return total;
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}
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@ -274,6 +275,7 @@ static double getSysBatData() {
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} else {
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//reset file pointer
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if (fseek(file, 0, SEEK_SET) < 0) {
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closedir(power_supplyDir);
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fclose(file);
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return 0;
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}
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@ -285,6 +287,7 @@ static double getSysBatData() {
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} else {
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//reset file pointer
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if (fseek(file, 0, SEEK_SET) < 0) {
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closedir(power_supplyDir);
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fclose(file);
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return 0;
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}
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@ -23,7 +23,7 @@ static inline void LoadAverageMeter_scan(double* one, double* five, double* fift
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*one = 0; *five = 0; *fifteen = 0;
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FILE *fd = fopen(PROCDIR "/loadavg", "r");
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if (fd) {
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int total = fscanf(fd, "%lf %lf %lf %d/%d %d", one, five, fifteen,
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int total = fscanf(fd, "%32lf %32lf %32lf %32d/%32d %32d", one, five, fifteen,
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&activeProcs, &totalProcs, &lastProc);
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(void) total;
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assert(total == 6);
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@ -14,7 +14,7 @@ applications_DATA = htop.desktop
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pixmapdir = $(datadir)/pixmaps
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pixmap_DATA = htop.png
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htop_CFLAGS = -pedantic -Wall -std=c99 -rdynamic -D_XOPEN_SOURCE_EXTENDED
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htop_CFLAGS = -pedantic -Wall -Wextra -std=c99 -rdynamic -D_XOPEN_SOURCE_EXTENDED
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AM_CFLAGS =
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AM_CPPFLAGS = -DSYSCONFDIR=\"$(sysconfdir)\"
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5
Meter.c
5
Meter.c
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@ -5,7 +5,6 @@ Released under the GNU GPL, see the COPYING file
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in the source distribution for its full text.
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*/
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#define _GNU_SOURCE
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#include "RichString.h"
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#include "Meter.h"
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#include "Object.h"
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@ -275,11 +274,10 @@ static void BarMeterMode_draw(Meter* this, int x, int y, int w) {
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for (int i = 0; i < w; i++)
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bar[i] = ' ';
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const size_t barOffset = w - MIN(strlen(buffer), w);
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const size_t barOffset = w - MIN((int)strlen(buffer), w);
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snprintf(bar + barOffset, w - barOffset + 1, "%s", buffer);
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// First draw in the bar[] buffer...
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double total = 0.0;
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int offset = 0;
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for (int i = 0; i < type->items; i++) {
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double value = this->values[i];
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@ -302,7 +300,6 @@ static void BarMeterMode_draw(Meter* this, int x, int y, int w) {
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}
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}
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offset = nextOffset;
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total += this->values[i];
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}
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// ...then print the buffer.
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6
Object.c
6
Object.c
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@ -48,10 +48,4 @@ void Object_setClass(void* this, char* class) {
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((Object*)this)->class = class;
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}
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static void Object_display(Object* this, RichString* out) {
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char objAddress[50];
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sprintf(objAddress, "%s @ %p", this->class, (void*) this);
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RichString_write(out, CRT_colors[DEFAULT_COLOR], objAddress);
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}
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#endif
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@ -235,7 +235,7 @@ void Process_getMaxPid() {
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FILE* file = fopen(PROCDIR "/sys/kernel/pid_max", "r");
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if (!file) return;
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int maxPid = 4194303;
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fscanf(file, "%d", &maxPid);
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fscanf(file, "%32d", &maxPid);
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fclose(file);
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if (maxPid > 99999) {
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Process_fieldTitles[PID] = " PID ";
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@ -287,7 +287,7 @@ static void Process_humanNumber(Process* this, RichString* str, unsigned long nu
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}
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}
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static void Process_colorNumber(Process* this, RichString* str, unsigned long long number) {
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static void Process_colorNumber(RichString* str, unsigned long long number) {
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char buffer[14];
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if (number > 10000000000) {
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snprintf(buffer, 13, "%11lld ", number / 1000);
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@ -486,8 +486,8 @@ static void Process_writeField(Process* this, RichString* str, ProcessField fiel
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case WCHAR: snprintf(buffer, n, "%12llu ", this->io_wchar); break;
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case SYSCR: snprintf(buffer, n, "%10llu ", this->io_syscr); break;
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case SYSCW: snprintf(buffer, n, "%10llu ", this->io_syscw); break;
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case RBYTES: Process_colorNumber(this, str, this->io_read_bytes); return;
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case WBYTES: Process_colorNumber(this, str, this->io_write_bytes); return;
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case RBYTES: Process_colorNumber(str, this->io_read_bytes); return;
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case WBYTES: Process_colorNumber(str, this->io_write_bytes); return;
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case CNCLWB: snprintf(buffer, n, "%10llu ", this->io_cancelled_write_bytes); break;
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case IO_READ_RATE: Process_outputRate(this, str, attr, buffer, n, this->io_rate_read_bps); return;
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case IO_WRITE_RATE: Process_outputRate(this, str, attr, buffer, n, this->io_rate_write_bps); return;
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@ -438,7 +438,7 @@ static bool ProcessList_readStatmFile(Process* process, const char* dirname, con
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if (!file)
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return false;
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int num = fscanf(file, "%d %d %d %d %d %d %d",
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int num = fscanf(file, "%32d %32d %32d %32d %32d %32d %32d",
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&process->m_size, &process->m_resident, &process->m_share,
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&process->m_trs, &process->m_lrs, &process->m_drs,
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&process->m_dt);
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@ -460,13 +460,13 @@ static void ProcessList_readOpenVZData(Process* process, const char* dirname, co
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if (!file)
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return;
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fscanf(file,
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"%*u %*s %*c %*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %*u %*u %*u %*u %*u "
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"%*u %*u %u %u",
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"%*32u %*32s %*1c %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %*32u %*32u %*32u %*32u %*32u "
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"%*32u %*32u %32u %32u",
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&process->vpid, &process->ctid);
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fclose(file);
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}
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@ -22,7 +22,7 @@ static void UptimeMeter_setValues(Meter* this, char* buffer, int len) {
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double uptime = 0;
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FILE* fd = fopen(PROCDIR "/uptime", "r");
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if (fd) {
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fscanf(fd, "%lf", &uptime);
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fscanf(fd, "%64lf", &uptime);
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fclose(fd);
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}
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int totalseconds = (int) ceil(uptime);
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