From bccd2a0a76719d09b1f2dbb0c54f1a3daa9d7c02 Mon Sep 17 00:00:00 2001 From: Umgeher Torgersen Date: Tue, 4 Oct 2022 18:19:12 +0000 Subject: [PATCH] ident --- herbe.c | 296 ++++++++++++++++++++++++++++---------------------------- 1 file changed, 148 insertions(+), 148 deletions(-) diff --git a/herbe.c b/herbe.c index 51d3990..e000dba 100644 --- a/herbe.c +++ b/herbe.c @@ -21,200 +21,200 @@ int exit_code = EXIT_DISMISS; static void die(const char *format, ...) { - va_list ap; - va_start(ap, format); - vfprintf(stderr, format, ap); - fprintf(stderr, "\n"); - va_end(ap); - exit(EXIT_FAIL); + va_list ap; + va_start(ap, format); + vfprintf(stderr, format, ap); + fprintf(stderr, "\n"); + va_end(ap); + exit(EXIT_FAIL); } int get_max_len(char *string, XftFont *font, int max_text_width) { - int eol = strlen(string); - XGlyphInfo info; - XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info); + int eol = strlen(string); + XGlyphInfo info; + XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info); - if (info.width > max_text_width) - { - eol = max_text_width / font->max_advance_width; - info.width = 0; + if (info.width > max_text_width) + { + eol = max_text_width / font->max_advance_width; + info.width = 0; - while (info.width < max_text_width) - { - eol++; - XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info); - } + while (info.width < max_text_width) + { + eol++; + XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info); + } - eol--; - } + eol--; + } - for (int i = 0; i < eol; i++) - if (string[i] == '\n') - { - string[i] = ' '; - return ++i; - } + for (int i = 0; i < eol; i++) + if (string[i] == '\n') + { + string[i] = ' '; + return ++i; + } - if (info.width <= max_text_width) - return eol; + if (info.width <= max_text_width) + return eol; - int temp = eol; + int temp = eol; - while (string[eol] != ' ' && eol) - --eol; + while (string[eol] != ' ' && eol) + --eol; - if (eol == 0) - return temp; - else - return ++eol; + if (eol == 0) + return temp; + else + return ++eol; } void expire(int sig) { - XEvent event; - event.type = ButtonPress; - event.xbutton.button = (sig == SIGUSR2) ? (ACTION_BUTTON) : (DISMISS_BUTTON); - XSendEvent(display, window, 0, 0, &event); - XFlush(display); + XEvent event; + event.type = ButtonPress; + event.xbutton.button = (sig == SIGUSR2) ? (ACTION_BUTTON) : (DISMISS_BUTTON); + XSendEvent(display, window, 0, 0, &event); + XFlush(display); } int main(int argc, char *argv[]) { - if (argc == 1) - { - sem_unlink("/herbe"); - die("Usage: %s body", argv[0]); - } + if (argc == 1) + { + sem_unlink("/herbe"); + die("Usage: %s body", argv[0]); + } - struct sigaction act_expire, act_ignore; + struct sigaction act_expire, act_ignore; - act_expire.sa_handler = expire; - act_expire.sa_flags = SA_RESTART; - sigemptyset(&act_expire.sa_mask); + act_expire.sa_handler = expire; + act_expire.sa_flags = SA_RESTART; + sigemptyset(&act_expire.sa_mask); - act_ignore.sa_handler = SIG_IGN; - act_ignore.sa_flags = 0; - sigemptyset(&act_ignore.sa_mask); + act_ignore.sa_handler = SIG_IGN; + act_ignore.sa_flags = 0; + sigemptyset(&act_ignore.sa_mask); - sigaction(SIGALRM, &act_expire, 0); - sigaction(SIGTERM, &act_expire, 0); - sigaction(SIGINT, &act_expire, 0); + sigaction(SIGALRM, &act_expire, 0); + sigaction(SIGTERM, &act_expire, 0); + sigaction(SIGINT, &act_expire, 0); - sigaction(SIGUSR1, &act_ignore, 0); - sigaction(SIGUSR2, &act_ignore, 0); + sigaction(SIGUSR1, &act_ignore, 0); + sigaction(SIGUSR2, &act_ignore, 0); - if (!(display = XOpenDisplay(0))) - die("Cannot open display"); + if (!(display = XOpenDisplay(0))) + die("Cannot open display"); - int screen = DefaultScreen(display); - Visual *visual = DefaultVisual(display, screen); - Colormap colormap = DefaultColormap(display, screen); + int screen = DefaultScreen(display); + Visual *visual = DefaultVisual(display, screen); + Colormap colormap = DefaultColormap(display, screen); - int screen_width = DisplayWidth(display, screen); - int screen_height = DisplayHeight(display, screen); + int screen_width = DisplayWidth(display, screen); + int screen_height = DisplayHeight(display, screen); - XSetWindowAttributes attributes; - attributes.override_redirect = True; - XftColor color; - XftColorAllocName(display, visual, colormap, background_color, &color); - attributes.background_pixel = color.pixel; - XftColorAllocName(display, visual, colormap, border_color, &color); - attributes.border_pixel = color.pixel; + XSetWindowAttributes attributes; + attributes.override_redirect = True; + XftColor color; + XftColorAllocName(display, visual, colormap, background_color, &color); + attributes.background_pixel = color.pixel; + XftColorAllocName(display, visual, colormap, border_color, &color); + attributes.border_pixel = color.pixel; - int num_of_lines = 0; - int max_text_width = width - 2 * padding; - int lines_size = 5; - char **lines = malloc(lines_size * sizeof(char *)); - if (!lines) - die("malloc failed"); + int num_of_lines = 0; + int max_text_width = width - 2 * padding; + int lines_size = 5; + char **lines = malloc(lines_size * sizeof(char *)); + if (!lines) + die("malloc failed"); - XftFont *font = XftFontOpenName(display, screen, font_pattern); + XftFont *font = XftFontOpenName(display, screen, font_pattern); - for (int i = 1; i < argc; i++) - { - for (unsigned int eol = get_max_len(argv[i], font, max_text_width); eol; argv[i] += eol, num_of_lines++, eol = get_max_len(argv[i], font, max_text_width)) - { - if (lines_size <= num_of_lines) - { - lines = realloc(lines, (lines_size += 5) * sizeof(char *)); - if (!lines) - die("realloc failed"); - } + for (int i = 1; i < argc; i++) + { + for (unsigned int eol = get_max_len(argv[i], font, max_text_width); eol; argv[i] += eol, num_of_lines++, eol = get_max_len(argv[i], font, max_text_width)) + { + if (lines_size <= num_of_lines) + { + lines = realloc(lines, (lines_size += 5) * sizeof(char *)); + if (!lines) + die("realloc failed"); + } - lines[num_of_lines] = malloc((eol + 1) * sizeof(char)); - if (!lines[num_of_lines]) - die("malloc failed"); + lines[num_of_lines] = malloc((eol + 1) * sizeof(char)); + if (!lines[num_of_lines]) + die("malloc failed"); - strncpy(lines[num_of_lines], argv[i], eol); - lines[num_of_lines][eol] = '\0'; - } - } + strncpy(lines[num_of_lines], argv[i], eol); + lines[num_of_lines][eol] = '\0'; + } + } - unsigned int x = pos_x; - unsigned int y = pos_y; - unsigned int text_height = font->ascent - font->descent; - unsigned int height = (num_of_lines - 1) * line_spacing + num_of_lines * text_height + 2 * padding; + unsigned int x = pos_x; + unsigned int y = pos_y; + unsigned int text_height = font->ascent - font->descent; + unsigned int height = (num_of_lines - 1) * line_spacing + num_of_lines * text_height + 2 * padding; - if (corner == TOP_RIGHT || corner == BOTTOM_RIGHT) - x = screen_width - width - border_size * 2 - pos_x; + if (corner == TOP_RIGHT || corner == BOTTOM_RIGHT) + x = screen_width - width - border_size * 2 - pos_x; - if (corner == BOTTOM_LEFT || corner == BOTTOM_RIGHT) - y = screen_height - height - border_size * 2 - pos_y; + if (corner == BOTTOM_LEFT || corner == BOTTOM_RIGHT) + y = screen_height - height - border_size * 2 - pos_y; - window = XCreateWindow(display, RootWindow(display, screen), x, y, width, height, border_size, DefaultDepth(display, screen), - CopyFromParent, visual, CWOverrideRedirect | CWBackPixel | CWBorderPixel, &attributes); + window = XCreateWindow(display, RootWindow(display, screen), x, y, width, height, border_size, DefaultDepth(display, screen), + CopyFromParent, visual, CWOverrideRedirect | CWBackPixel | CWBorderPixel, &attributes); - XftDraw *draw = XftDrawCreate(display, window, visual, colormap); - XftColorAllocName(display, visual, colormap, font_color, &color); + XftDraw *draw = XftDrawCreate(display, window, visual, colormap); + XftColorAllocName(display, visual, colormap, font_color, &color); - XSelectInput(display, window, ExposureMask | ButtonPress); - XMapWindow(display, window); + XSelectInput(display, window, ExposureMask | ButtonPress); + XMapWindow(display, window); - sem_t *mutex = sem_open("/herbe", O_CREAT, 0644, 1); - sem_wait(mutex); + sem_t *mutex = sem_open("/herbe", O_CREAT, 0644, 1); + sem_wait(mutex); - sigaction(SIGUSR1, &act_expire, 0); - sigaction(SIGUSR2, &act_expire, 0); + sigaction(SIGUSR1, &act_expire, 0); + sigaction(SIGUSR2, &act_expire, 0); - if (duration != 0) - alarm(duration); + if (duration != 0) + alarm(duration); - for (;;) - { - XEvent event; - XNextEvent(display, &event); + for (;;) + { + XEvent event; + XNextEvent(display, &event); - if (event.type == Expose) - { - XClearWindow(display, window); - for (int i = 0; i < num_of_lines; i++) - XftDrawStringUtf8(draw, &color, font, padding, line_spacing * i + text_height * (i + 1) + padding, - (FcChar8 *)lines[i], strlen(lines[i])); - } - else if (event.type == ButtonPress) - { - if (event.xbutton.button == DISMISS_BUTTON) - break; - else if (event.xbutton.button == ACTION_BUTTON) - { - exit_code = EXIT_ACTION; - break; - } - } - } + if (event.type == Expose) + { + XClearWindow(display, window); + for (int i = 0; i < num_of_lines; i++) + XftDrawStringUtf8(draw, &color, font, padding, line_spacing * i + text_height * (i + 1) + padding, + (FcChar8 *)lines[i], strlen(lines[i])); + } + else if (event.type == ButtonPress) + { + if (event.xbutton.button == DISMISS_BUTTON) + break; + else if (event.xbutton.button == ACTION_BUTTON) + { + exit_code = EXIT_ACTION; + break; + } + } + } - sem_post(mutex); - sem_close(mutex); + sem_post(mutex); + sem_close(mutex); - for (int i = 0; i < num_of_lines; i++) - free(lines[i]); + for (int i = 0; i < num_of_lines; i++) + free(lines[i]); - free(lines); - XftDrawDestroy(draw); - XftColorFree(display, visual, colormap, &color); - XftFontClose(display, font); - XCloseDisplay(display); + free(lines); + XftDrawDestroy(draw); + XftColorFree(display, visual, colormap, &color); + XftFontClose(display, font); + XCloseDisplay(display); - return exit_code; -} \ No newline at end of file + return exit_code; +}