cregit-Linux how code gets into the kernel

Release 4.10 tools/perf/ui/browsers/header.c

#include "util/cache.h"
#include "util/debug.h"
#include "ui/browser.h"
#include "ui/keysyms.h"
#include "ui/ui.h"
#include "ui/util.h"
#include "ui/libslang.h"
#include "util/header.h"
#include "util/session.h"


static void ui_browser__argv_write(struct ui_browser *browser, void *entry, int row) { char **arg = entry; char *str = *arg; char empty[] = " "; bool current_entry = ui_browser__is_current_entry(browser, row); unsigned long offset = (unsigned long)browser->priv; if (offset >= strlen(str)) str = empty; else str = str + offset; ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED : HE_COLORSET_NORMAL); ui_browser__write_nstring(browser, str, browser->width); }

Contributors

PersonTokensPropCommitsCommitProp
namhyung kimnamhyung kim9997.06%150.00%
arnaldo carvalho de meloarnaldo carvalho de melo32.94%150.00%
Total102100.00%2100.00%


static int list_menu__run(struct ui_browser *menu) { int key; unsigned long offset; const char help[] = "h/?/F1 Show this window\n" "UP/DOWN/PGUP\n" "PGDN/SPACE\n" "LEFT/RIGHT Navigate\n" "q/ESC/CTRL+C Exit browser"; if (ui_browser__show(menu, "Header information", "Press 'q' to exit") < 0) return -1; while (1) { key = ui_browser__run(menu, 0); switch (key) { case K_RIGHT: offset = (unsigned long)menu->priv; offset += 10; menu->priv = (void *)offset; continue; case K_LEFT: offset = (unsigned long)menu->priv; if (offset >= 10) offset -= 10; menu->priv = (void *)offset; continue; case K_F1: case 'h': case '?': ui_browser__help_window(menu, help); continue; case K_ESC: case 'q': case CTRL('c'): key = -1; break; default: continue; } break; } ui_browser__hide(menu); return key; }

Contributors

PersonTokensPropCommitsCommitProp
namhyung kimnamhyung kim175100.00%1100.00%
Total175100.00%1100.00%


static int ui__list_menu(int argc, char * const argv[]) { struct ui_browser menu = { .entries = (void *)argv, .refresh = ui_browser__argv_refresh, .seek = ui_browser__argv_seek, .write = ui_browser__argv_write, .nr_entries = argc, }; return list_menu__run(&menu); }

Contributors

PersonTokensPropCommitsCommitProp
namhyung kimnamhyung kim57100.00%1100.00%
Total57100.00%1100.00%


int tui__header_window(struct perf_env *env) { int i, argc = 0; char **argv; struct perf_session *session; char *ptr, *pos; size_t size; FILE *fp = open_memstream(&ptr, &size); session = container_of(env, struct perf_session, header.env); perf_header__fprintf_info(session, fp, true); fclose(fp); for (pos = ptr, argc = 0; (pos = strchr(pos, '\n')) != NULL; pos++) argc++; argv = calloc(argc + 1, sizeof(*argv)); if (argv == NULL) goto out; argv[0] = pos = ptr; for (i = 1; (pos = strchr(pos, '\n')) != NULL; i++) { *pos++ = '\0'; argv[i] = pos; } BUG_ON(i != argc + 1); ui__list_menu(argc, argv); out: free(argv); free(ptr); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
namhyung kimnamhyung kim20799.52%150.00%
kan liangkan liang10.48%150.00%
Total208100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
namhyung kimnamhyung kim56298.77%125.00%
arnaldo carvalho de meloarnaldo carvalho de melo61.05%250.00%
kan liangkan liang10.18%125.00%
Total569100.00%4100.00%
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