Merge branch 'hili-new-old' of adsr/htop into highlight-new-old-processes

htop.c

@@ -50,8 +50,9 @@ static void printHelpFlag(void) {
          "-d --delay=DELAY            Set the delay between updates, in tenths of seconds\n"
          "-F --filter=FILTER          Show only the commands matching the given filter\n"
          "-h --help                   Print this help screen\n"
+         "-H --highlight-changes[=DELAY]  Highlight new and old processes\n"
          "-M --no-mouse               Disable the mouse\n"
-         "-p --pid=PID,[,PID,PID...]  Show only the given PIDs\n"
+         "-p --pid=PID[,PID,PID...]       Show only the given PIDs\n"
          "-s --sort-key=COLUMN        Sort by COLUMN (try --sort-key=help for a list)\n"
          "-t --tree                   Show the tree view by default\n"
          "-u --user[=USERNAME]        Show only processes for a given user (or $USER)\n"
@@ -76,6 +77,8 @@ typedef struct CommandLineSettings_ {
    bool enableMouse;
    bool treeView;
    bool allowUnicode;
+   bool highlightChanges;
+   int highlightDelaySecs;
 } CommandLineSettings;
 
 static CommandLineSettings parseArguments(int argc, char** argv) {
@@ -90,6 +93,8 @@ static CommandLineSettings parseArguments(int argc, char** argv) {
       .enableMouse = true,
       .treeView = false,
       .allowUnicode = true,
+      .highlightChanges = false,
+      .highlightDelaySecs = -1,
    };
 
    static struct option long_opts[] =
@@ -106,12 +111,13 @@ static CommandLineSettings parseArguments(int argc, char** argv) {
       {"tree",       no_argument,         0, 't'},
       {"pid",        required_argument,   0, 'p'},
       {"filter",     required_argument,   0, 'F'},
-      {0, 0, 0, 0}
+      {"highlight-changes", optional_argument, 0, 'H'},
+      {0,0,0,0}
    };
 
-   int opt, opti = 0;
+   int opt, opti=0;
    /* Parse arguments */
-   while ((opt = getopt_long(argc, argv, "hVMCs:td:u::Up:F:", long_opts, &opti))) {
+   while ((opt = getopt_long(argc, argv, "hVMCs:td:u::Up:F:H::", long_opts, &opti))) {
       if (opt == EOF) break;
       switch (opt) {
          case 'h':
@@ -186,11 +192,11 @@ static CommandLineSettings parseArguments(int argc, char** argv) {
             char* saveptr;
             char* pid = strtok_r(argCopy, ",", &saveptr);
 
-            if (!flags.pidMatchList) {
+            if(!flags.pidMatchList) {
                flags.pidMatchList = Hashtable_new(8, false);
             }
 
-            while (pid) {
+            while(pid) {
                 unsigned int num_pid = atoi(pid);
                 //  deepcode ignore CastIntegerToAddress: we just want a non-NUll pointer here
                 Hashtable_put(flags.pidMatchList, num_pid, (void *) 1);
@@ -206,6 +212,24 @@ static CommandLineSettings parseArguments(int argc, char** argv) {
 
             break;
          }
+         case 'H': {
+            const char *delay = optarg;
+            if (!delay && optind < argc && argv[optind] != NULL &&
+                (argv[optind][0] != '\0' && argv[optind][0] != '-')) {
+                delay = argv[optind++];
+            }
+            if (delay) {
+                if (sscanf(delay, "%16d", &(flags.highlightDelaySecs)) == 1) {
+                   if (flags.highlightDelaySecs < 1)
+                      flags.highlightDelaySecs = 1;
+                } else {
+                   fprintf(stderr, "Error: invalid highlight delay value \"%s\".\n", delay);
+                   exit(1);
+                }
+            }
+            flags.highlightChanges = true;
+            break;
+         }
          default:
             exit(1);
       }
@@ -218,7 +242,7 @@ static void millisleep(unsigned long millisec) {
       .tv_sec = 0,
       .tv_nsec = millisec * 1000000L
    };
-   while (nanosleep(&req, &req) == -1) {
+   while(nanosleep(&req,&req)==-1) {
       continue;
    }
 }
@@ -242,7 +266,7 @@ static void setCommFilter(State* state, char** commFilter) {
 
 int main(int argc, char** argv) {
 
-   char* lc_ctype = getenv("LC_CTYPE");
+   char *lc_ctype = getenv("LC_CTYPE");
    if (lc_ctype != NULL) {
       setlocale(LC_CTYPE, lc_ctype);
    } else if ((lc_ctype = getenv("LC_ALL"))) {
@@ -284,6 +308,12 @@ int main(int argc, char** argv) {
    if (flags.treeView) {
       settings->treeView = true;
    }
+   if (flags.highlightChanges) {
+      settings->highlightChanges = true;
+   }
+   if (flags.highlightDelaySecs != -1) {
+      settings->highlightDelaySecs = flags.highlightDelaySecs;
+   }
 
    CRT_init(settings->delay, settings->colorScheme, flags.allowUnicode);
 
@@ -323,7 +353,7 @@ int main(int argc, char** argv) {
    ScreenManager_run(scr, NULL, NULL);
 
    attron(CRT_colors[RESET_COLOR]);
-   mvhline(LINES - 1, 0, ' ', COLS);
+   mvhline(LINES-1, 0, ' ', COLS);
    attroff(CRT_colors[RESET_COLOR]);
    refresh();
 
@@ -339,7 +369,7 @@ int main(int argc, char** argv) {
    UsersTable_delete(ut);
    Settings_delete(settings);
 
-   if (flags.pidMatchList) {
+   if(flags.pidMatchList) {
       Hashtable_delete(flags.pidMatchList);
    }
    return 0;