diff options
Diffstat (limited to 'ubi-utils/src/common.c')
| -rw-r--r-- | ubi-utils/src/common.c | 59 |
1 files changed, 57 insertions, 2 deletions
diff --git a/ubi-utils/src/common.c b/ubi-utils/src/common.c index f8110c3..56244df 100644 --- a/ubi-utils/src/common.c +++ b/ubi-utils/src/common.c @@ -1,5 +1,5 @@ /* - * Copyright (c) Artem Bityutskiy, 2007 + * Copyright (C) 2007, 2008 Nokia Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -19,11 +19,13 @@ /* * This file contains various common stuff used by UBI utilities. * - * Author: Artem Bityutskiy + * Authors: Artem Bityutskiy + * Adrian Hunter */ #include <stdio.h> #include <string.h> +#include <ctype.h> /** * ubiutils_bytes_multiplier - convert size specifier to an integer @@ -87,3 +89,56 @@ void ubiutils_print_bytes(long long bytes, int bracket) if (bracket) printf(")"); } + +/** + * ubiutils_print_text - print text and fold it. + * @stream: file stream to print to + * @text: text to print + * @width: maximum allowed text width + * + * Print text and fold it so that each line would not have more then @width + * characters. + */ +void ubiutils_print_text(FILE *stream, const char *text, int width) +{ + int pos, bpos = 0; + const char *p; + char line[1024]; + + if (width > 1023) { + fprintf(stream, "%s\n", text); + return; + } + p = text; + pos = 0; + while (p[pos]) { + while (!isspace(p[pos])) { + line[pos] = p[pos]; + if (!p[pos]) + break; + ++pos; + if (pos == width) { + line[pos] = '\0'; + fprintf(stream, "%s\n", line); + p += pos; + pos = 0; + } + } + while (pos < width) { + line[pos] = p[pos]; + if (!p[pos]) { + bpos = pos; + break; + } + if (isspace(p[pos])) + bpos = pos; + ++pos; + } + line[bpos] = '\0'; + fprintf(stream, "%s\n", line); + p += bpos; + pos = 0; + while (p[pos] && isspace(p[pos])) + ++p; + } +} |