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authorSam Ravnborg2005-11-19 21:56:20 +0100
committerSam Ravnborg2005-11-19 21:56:20 +0100
commitdec69da856653772d7ee7b2f98dc69da27274a22 (patch)
tree020cf19de028a402a6bfc792caaffeddaf5a3e9b /scripts/lxdialog/textbox.c
parentkconfig: Lindent scripts/lxdialog (diff)
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kconfig: fixup after Lindent
Readability are more important then the 80 coloumn limit, so fold several lines to greatly improve readability. Also keep return type on same line as function definition. Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/lxdialog/textbox.c')
-rw-r--r--scripts/lxdialog/textbox.c93
1 files changed, 32 insertions, 61 deletions
diff --git a/scripts/lxdialog/textbox.c b/scripts/lxdialog/textbox.c
index d6e7f2afe31a..fa8d92ea02b6 100644
--- a/scripts/lxdialog/textbox.c
+++ b/scripts/lxdialog/textbox.c
@@ -46,30 +46,26 @@ int dialog_textbox(const char *title, const char *file, int height, int width)
/* Open input file for reading */
if ((fd = open(file, O_RDONLY)) == -1) {
endwin();
- fprintf(stderr,
- "\nCan't open input file in dialog_textbox().\n");
+ fprintf(stderr, "\nCan't open input file in dialog_textbox().\n");
exit(-1);
}
/* Get file size. Actually, 'file_size' is the real file size - 1,
since it's only the last byte offset from the beginning */
if ((file_size = lseek(fd, 0, SEEK_END)) == -1) {
endwin();
- fprintf(stderr,
- "\nError getting file size in dialog_textbox().\n");
+ fprintf(stderr, "\nError getting file size in dialog_textbox().\n");
exit(-1);
}
/* Restore file pointer to beginning of file after getting file size */
if (lseek(fd, 0, SEEK_SET) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in dialog_textbox().\n");
+ fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
/* Allocate space for read buffer */
if ((buf = malloc(BUF_SIZE + 1)) == NULL) {
endwin();
- fprintf(stderr,
- "\nCan't allocate memory in dialog_textbox().\n");
+ fprintf(stderr, "\nCan't allocate memory in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read = read(fd, buf, BUF_SIZE)) == -1) {
@@ -150,23 +146,20 @@ int dialog_textbox(const char *title, const char *file, int height, int width)
/* First page not in buffer? */
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in dialog_textbox().\n");
+ fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if (fpos > bytes_read) { /* Yes, we have to read it in */
if (lseek(fd, 0, SEEK_SET) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in "
- "dialog_textbox().\n");
+ fprintf(stderr, "\nError moving file pointer in "
+ "dialog_textbox().\n");
exit(-1);
}
if ((bytes_read =
read(fd, buf, BUF_SIZE)) == -1) {
endwin();
- fprintf(stderr,
- "\nError reading file in dialog_textbox().\n");
+ fprintf(stderr, "\nError reading file in dialog_textbox().\n");
exit(-1);
}
buf[bytes_read] = '\0';
@@ -185,22 +178,19 @@ int dialog_textbox(const char *title, const char *file, int height, int width)
/* Last page not in buffer? */
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in dialog_textbox().\n");
+ fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if (fpos < file_size) { /* Yes, we have to read it in */
if (lseek(fd, -BUF_SIZE, SEEK_END) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in dialog_textbox().\n");
+ fprintf(stderr, "\nError moving file pointer in dialog_textbox().\n");
exit(-1);
}
if ((bytes_read =
read(fd, buf, BUF_SIZE)) == -1) {
endwin();
- fprintf(stderr,
- "\nError reading file in dialog_textbox().\n");
+ fprintf(stderr, "\nError reading file in dialog_textbox().\n");
exit(-1);
}
buf[bytes_read] = '\0';
@@ -342,9 +332,8 @@ static void back_lines(int n)
if (page == buf) {
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in "
- "back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer in "
+ "back_lines().\n");
exit(-1);
}
if (fpos > bytes_read) { /* Not beginning of file yet */
@@ -358,21 +347,16 @@ static void back_lines(int n)
/* No, move less then */
if (lseek(fd, 0, SEEK_SET) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in "
- "back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer in "
+ "back_lines().\n");
exit(-1);
}
page = buf + fpos - bytes_read;
} else { /* Move backward BUF_SIZE/2 bytes */
- if (lseek
- (fd, -(BUF_SIZE / 2 + bytes_read),
- SEEK_CUR)
- == -1) {
+ if (lseek (fd, -(BUF_SIZE / 2 + bytes_read), SEEK_CUR) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer "
- "in back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer "
+ "in back_lines().\n");
exit(-1);
}
page = buf + BUF_SIZE / 2;
@@ -380,8 +364,7 @@ static void back_lines(int n)
if ((bytes_read =
read(fd, buf, BUF_SIZE)) == -1) {
endwin();
- fprintf(stderr,
- "\nError reading file in back_lines().\n");
+ fprintf(stderr, "\nError reading file in back_lines().\n");
exit(-1);
}
buf[bytes_read] = '\0';
@@ -403,33 +386,25 @@ static void back_lines(int n)
if (page == buf) {
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer in back_lines().\n");
exit(-1);
}
if (fpos > bytes_read) {
/* Really possible to move backward BUF_SIZE/2 bytes? */
if (fpos < BUF_SIZE / 2 + bytes_read) {
/* No, move less then */
- if (lseek(fd, 0, SEEK_SET) ==
- -1) {
+ if (lseek(fd, 0, SEEK_SET) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer "
- "in back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer "
+ "in back_lines().\n");
exit(-1);
}
page = buf + fpos - bytes_read;
} else { /* Move backward BUF_SIZE/2 bytes */
- if (lseek
- (fd,
- -(BUF_SIZE / 2 +
- bytes_read),
- SEEK_CUR) == -1) {
+ if (lseek (fd, -(BUF_SIZE / 2 + bytes_read), SEEK_CUR) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer"
- " in back_lines().\n");
+ fprintf(stderr, "\nError moving file pointer"
+ " in back_lines().\n");
exit(-1);
}
page = buf + BUF_SIZE / 2;
@@ -437,9 +412,8 @@ static void back_lines(int n)
if ((bytes_read =
read(fd, buf, BUF_SIZE)) == -1) {
endwin();
- fprintf(stderr,
- "\nError reading file in "
- "back_lines().\n");
+ fprintf(stderr, "\nError reading file in "
+ "back_lines().\n");
exit(-1);
}
buf[bytes_read] = '\0';
@@ -513,9 +487,8 @@ static char *get_line(void)
/* Either end of file or end of buffer reached */
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in "
- "get_line().\n");
+ fprintf(stderr, "\nError moving file pointer in "
+ "get_line().\n");
exit(-1);
}
if (fpos < file_size) { /* Not end of file yet */
@@ -524,8 +497,7 @@ static char *get_line(void)
if ((bytes_read =
read(fd, buf, BUF_SIZE)) == -1) {
endwin();
- fprintf(stderr,
- "\nError reading file in get_line().\n");
+ fprintf(stderr, "\nError reading file in get_line().\n");
exit(-1);
}
buf[bytes_read] = '\0';
@@ -561,8 +533,7 @@ static void print_position(WINDOW * win, int height, int width)
if ((fpos = lseek(fd, 0, SEEK_CUR)) == -1) {
endwin();
- fprintf(stderr,
- "\nError moving file pointer in print_position().\n");
+ fprintf(stderr, "\nError moving file pointer in print_position().\n");
exit(-1);
}
wattrset(win, position_indicator_attr);