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https://github.com/MidnightCommander/mc
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lib/strutil/strutilascii.c: cosmetics and minor refactoring.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin
parent
5b91108b3c
commit
9e4d279885
@ -73,25 +73,21 @@ str_ascii_cprev_char (const char **text)
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static int
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str_ascii_cnext_noncomb_char (const char **text)
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{
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if (*text[0] != '\0')
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{
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(*text)++;
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return 1;
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}
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else
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if (*text[0] == '\0')
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return 0;
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(*text)++;
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return 1;
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}
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static int
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str_ascii_cprev_noncomb_char (const char **text, const char *begin)
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{
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if ((*text) != begin)
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{
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(*text)--;
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return 1;
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}
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else
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if ((*text) == begin)
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return 0;
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(*text)--;
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return 1;
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}
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static int
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@ -136,6 +132,7 @@ str_ascii_toupper (const char *text, char **out, size_t * remain)
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{
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if (*remain <= 1)
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return 0;
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(*out)[0] = (char) g_ascii_toupper ((gchar) text[0]);
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(*out)++;
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(*remain)--;
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@ -147,6 +144,7 @@ str_ascii_tolower (const char *text, char **out, size_t * remain)
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{
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if (*remain <= 1)
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return 0;
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(*out)[0] = (char) g_ascii_tolower ((gchar) text[0]);
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(*out)++;
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(*remain)--;
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@ -169,7 +167,7 @@ static gchar *
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str_ascii_conv_gerror_message (GError * error, const char *def_msg)
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{
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/* the same as str_utf8_conv_gerror_message() */
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if ((error != NULL) && (error->message != NULL))
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if (error != NULL)
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return g_strdup (error->message);
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return g_strdup (def_msg != NULL ? def_msg : "");
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@ -183,7 +181,6 @@ str_ascii_vfs_convert_to (GIConv coder, const char *string, int size, GString *
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return ESTR_SUCCESS;
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}
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static const char *
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str_ascii_term_form (const char *text)
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{
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@ -214,7 +211,7 @@ str_ascii_fit_to_term (const char *text, int width, align_crt_t just_mode)
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static char result[BUF_MEDIUM];
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char *actual;
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size_t remain;
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int ident;
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int ident = 0;
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size_t length;
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size_t pos = 0;
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@ -224,7 +221,6 @@ str_ascii_fit_to_term (const char *text, int width, align_crt_t just_mode)
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if ((int) length <= width)
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{
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ident = 0;
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switch (HIDE_FIT (just_mode))
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{
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case J_CENTER_LEFT:
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@ -259,56 +255,53 @@ str_ascii_fit_to_term (const char *text, int width, align_crt_t just_mode)
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actual += width - length - ident;
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}
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}
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else
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else if (IS_FIT (just_mode))
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{
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if (IS_FIT (just_mode))
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/* copy prefix of text, that is not wider than width / 2 */
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for (; pos + 1 <= (gsize) width / 2 && remain > 1; actual++, pos++, remain--)
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{
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/* copy prefix of text, that is not wider than width / 2 */
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for (; pos + 1 <= (gsize) width / 2 && remain > 1; actual++, pos++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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if (remain <= 1)
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goto finally;
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actual[0] = '~';
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actual++;
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remain--;
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pos += length - width + 1;
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/* copy suffix of text */
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for (; pos < length && remain > 1; pos++, actual++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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else
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if (remain <= 1)
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goto finally;
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actual[0] = '~';
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actual++;
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remain--;
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pos += length - width + 1;
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/* copy suffix of text */
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for (; pos < length && remain > 1; pos++, actual++, remain--)
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{
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ident = 0;
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switch (HIDE_FIT (just_mode))
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{
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case J_CENTER:
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ident = (length - width) / 2;
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break;
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case J_RIGHT:
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ident = length - width;
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break;
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}
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/* copy substring text, substring start from ident and take width
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* characters from text */
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pos += ident;
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for (; pos < (gsize) (ident + width) && remain > 1; pos++, actual++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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}
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else
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{
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switch (HIDE_FIT (just_mode))
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{
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case J_CENTER:
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ident = (length - width) / 2;
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break;
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case J_RIGHT:
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ident = length - width;
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break;
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}
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/* copy substring text, substring start from ident and take width
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* characters from text */
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pos += ident;
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for (; pos < (gsize) (ident + width) && remain > 1; pos++, actual++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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}
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finally:
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actual[0] = '\0';
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return result;
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@ -330,32 +323,29 @@ str_ascii_term_trim (const char *text, int width)
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if (width > 0)
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{
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if (width < (int) length)
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if (width >= (int) length)
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{
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if (width <= 3)
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/* copy all characters */
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for (; pos < length && remain > 1; pos++, actual++, remain--)
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{
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memset (actual, '.', width);
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actual += width;
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}
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else
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{
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memset (actual, '.', 3);
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actual += 3;
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remain -= 3;
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pos += length - width + 3;
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/* copy suffix of text */
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for (; pos < length && remain > 1; pos++, actual++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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actual[0] = g_ascii_isprint ((gchar) actual[0]) ? actual[0] : '.';
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}
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}
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else if (width <= 3)
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{
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memset (actual, '.', width);
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actual += width;
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}
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else
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{
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/* copy all characters */
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memset (actual, '.', 3);
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actual += 3;
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remain -= 3;
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pos += length - width + 3;
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/* copy suffix of text */
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for (; pos < length && remain > 1; pos++, actual++, remain--)
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{
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actual[0] = isascii ((unsigned char) text[pos]) ? text[pos] : '?';
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@ -414,9 +404,7 @@ str_ascii_term_substring (const char *text, int start, int width)
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/* if text is shorter then width, add space to the end */
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for (; width > 0 && remain > 1; actual++, remain--, width--)
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{
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actual[0] = ' ';
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}
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actual[0] = '\0';
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return result;
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@ -585,9 +573,7 @@ static void
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str_ascii_fix_string (char *text)
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{
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for (; text[0] != '\0'; text++)
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{
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text[0] = ((unsigned char) text[0] < 128) ? text[0] : '?';
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}
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}
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static char *
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@ -614,8 +600,10 @@ static int
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str_ascii_prefix (const char *text, const char *prefix)
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{
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int result;
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for (result = 0; text[result] != '\0' && prefix[result] != '\0'
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&& text[result] == prefix[result]; result++);
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return result;
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}
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@ -623,12 +611,13 @@ static int
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str_ascii_caseprefix (const char *text, const char *prefix)
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{
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int result;
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for (result = 0; text[result] != '\0' && prefix[result] != '\0'
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&& g_ascii_toupper (text[result]) == g_ascii_toupper (prefix[result]); result++);
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return result;
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}
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struct str_class
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str_ascii_init (void)
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{
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