From b8a6765874054e3f3966896a8763f7352d9ff8f1 Mon Sep 17 00:00:00 2001
From: Guillaume Cottenceau <gc@mandriva.com>
Date: Tue, 12 Dec 2000 21:49:14 +0000
Subject: progressbar for newt+stdio while loading ramdisk

---
 mdk-stage1/frontend.h       |  4 ++++
 mdk-stage1/log.c            | 17 -----------------
 mdk-stage1/log.h            |  2 --
 mdk-stage1/newt-frontend.c  | 30 ++++++++++++++++++++++++++++++
 mdk-stage1/stdio-frontend.c | 31 +++++++++++++++++++++++++++++++
 mdk-stage1/tools.c          | 18 +++++++++++-------
 6 files changed, 76 insertions(+), 26 deletions(-)

(limited to 'mdk-stage1')

diff --git a/mdk-stage1/frontend.h b/mdk-stage1/frontend.h
index 9e8f1974e..9b2bc9f39 100644
--- a/mdk-stage1/frontend.h
+++ b/mdk-stage1/frontend.h
@@ -29,6 +29,10 @@ void info_message(char *msg, ...); /* blocking */
 void wait_message(char *msg, ...); /* non-blocking */
 void remove_wait_message(void);
 
+void init_progression(char *msg, int size);
+void update_progression(int current_size);
+void end_progression(void);
+
 enum return_type ask_yes_no(char *msg);
 enum return_type ask_from_list(char *msg, char ** elems, char ** choice);
 enum return_type ask_from_list_comments(char *msg, char ** elems, char ** elems_comments, char ** choice);
diff --git a/mdk-stage1/log.c b/mdk-stage1/log.c
index 8faa166c0..d4a1c71c7 100644
--- a/mdk-stage1/log.c
+++ b/mdk-stage1/log.c
@@ -68,23 +68,6 @@ void log_perror(char *msg)
 	log_message("%s: %s", msg, strerror(errno));
 }
 
-void log_progression(int divide_for_count)
-{
-	static int count = 0;
-	if (count <= 0) {
-		fprintf(logfile, ".");
-		fflush(logfile);
-		count = divide_for_count;
-	}
-	else
-		count--;
-}
-
-void log_progression_done(void)
-{
-	fprintf(logfile, "done\n");
-}
-	
 
 void open_log(void)
 {
diff --git a/mdk-stage1/log.h b/mdk-stage1/log.h
index 7e206c881..65e0a2416 100644
--- a/mdk-stage1/log.h
+++ b/mdk-stage1/log.h
@@ -29,8 +29,6 @@ void log_message(const char * s, ...);
 void vlog_message(const char * s, va_list args);
 void vlog_message_nobs(const char * s, va_list args);
 void log_perror(char *msg);
-void log_progression(int divide_for_count);
-void log_progression_done(void);
 void open_log(void);
 void close_log(void);
 
diff --git a/mdk-stage1/newt-frontend.c b/mdk-stage1/newt-frontend.c
index 8a057f98e..f5bfae047 100644
--- a/mdk-stage1/newt-frontend.c
+++ b/mdk-stage1/newt-frontend.c
@@ -114,6 +114,36 @@ void remove_wait_message(void)
 }
 
 
+static newtComponent form = NULL, scale = NULL;
+static int size_progress;
+static int actually_drawn;
+
+void init_progression(char *msg, int size)
+{
+	size_progress = size;
+	actually_drawn = 0;
+	newtCenteredWindow(70, 5, "Please wait...");
+	form = newtForm(NULL, NULL, 0);
+	newtFormAddComponent(form, newtLabel(1, 1, msg));
+	scale = newtScale(1, 3, 68, size);
+	newtFormAddComponent(form, scale);
+	newtDrawForm(form);
+	newtRefresh();
+}
+
+void update_progression(int current_size)
+{
+	newtScaleSet(scale, current_size);
+	newtRefresh();
+}
+
+void end_progression(void)
+{
+	newtPopWindow();
+	newtFormDestroy(form);
+}
+
+
 enum return_type ask_from_list_comments(char *msg, char ** elems, char ** elems_comments, char ** choice)
 {
 	char * items[50];
diff --git a/mdk-stage1/stdio-frontend.c b/mdk-stage1/stdio-frontend.c
index bb6755176..ec448224a 100644
--- a/mdk-stage1/stdio-frontend.c
+++ b/mdk-stage1/stdio-frontend.c
@@ -106,6 +106,37 @@ void remove_wait_message(void)
 }
 
 
+static int size_progress;
+static int actually_drawn;
+
+void init_progression(char *msg, int size)
+{
+	size_progress = size;
+	actually_drawn = 0;
+	printf("%s\n[", msg);
+}
+
+void update_progression(int current_size)
+{
+	while ((int)((current_size*40)/size_progress) > actually_drawn) {
+		printf(".");
+		actually_drawn++;
+		if (actually_drawn == 10)
+			printf("(25%%)");
+		if (actually_drawn == 20)
+			printf("(50%%)");
+		if (actually_drawn == 30)
+			printf("(75%%)");
+	}
+	fflush(stdout);
+}
+
+void end_progression(void)
+{
+	printf("]\n");
+}
+
+
 enum return_type ask_from_list_comments(char *msg, char ** elems, char ** elems_comments, char ** choice)
 {
 	char ** sav_elems = elems;
diff --git a/mdk-stage1/tools.c b/mdk-stage1/tools.c
index 930c1027f..c1e934ab0 100644
--- a/mdk-stage1/tools.c
+++ b/mdk-stage1/tools.c
@@ -193,12 +193,13 @@ enum return_type load_ramdisk(void)
 	char * img_name;
 	gzFile st2;
 	char * ramdisk = "/dev/ram3"; /* warning, verify that this file exists in the initrd (and actually is a ramdisk device file) */
-	int ram_fd;
+	int ram_fd, st2_fd;
 	char buffer[4096];
 	char * stg2_name = get_param_valued("special_stage2");
 	char * begin_img = "/tmp/image/Mandrake/base/";
 	char * end_img = "_stage2.gz";
 	int gz_errnum;
+	struct stat statr;
 
 	if (!stg2_name)
 		stg2_name = "mdkinst";
@@ -213,7 +214,9 @@ enum return_type load_ramdisk(void)
 
 	log_message("trying to load %s as a ramdisk", img_name);
 
-	st2 = gzopen(img_name, "r");
+	st2_fd = open(img_name, O_RDONLY); /* to be able to see the progression */
+	st2 = gzdopen(st2_fd, "r");
+
 	if (!st2) {
 		log_message("Opening compressed ramdisk: %s", gzerror(st2, &gz_errnum));
 		error_message("Could not open compressed ramdisk file.");
@@ -226,8 +229,9 @@ enum return_type load_ramdisk(void)
 		error_message("Could not open ramdisk device file.");
 		return RETURN_ERROR;
 	}
-
-	wait_message("Loading Installation program into memory...");
+	
+	stat(img_name, &statr);
+	init_progression("Loading Installation program into memory...", statr.st_size);
 
 	while (!gzeof(st2)) {
 		int actually = gzread(st2, buffer, sizeof(buffer));
@@ -241,11 +245,11 @@ enum return_type load_ramdisk(void)
 			remove_wait_message();
 			return RETURN_ERROR;
 		}
-		log_progression(100);
+		update_progression(lseek(st2_fd, 0L, SEEK_CUR));
 	}
 
-	log_progression_done();
-	remove_wait_message();
+	end_progression();
+
 	gzclose(st2);
 	close(ram_fd);
 
-- 
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