3rd-party/libfort
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[F] Fixed logic error in case of error

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seleznevae 2019-01-01 19:34:41 +03:00
parent 9870c39dde
commit 3555d97102
2 changed files with 24 additions and 4 deletions
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14
lib/fort.c
View File

@ -5028,6 +5028,7 @@ int buffer_printf(string_buffer_t *buffer, size_t buffer_row, char *buf, size_t
break;
}
int set_old_value = 0;
int written = 0;
int tmp = 0;
ptrdiff_t str_it_width = 0;
@ -5042,21 +5043,25 @@ int buffer_printf(string_buffer_t *buffer, size_t buffer_row, char *buf, size_t
return -1;
old_value = *end;
*(CHAR_TYPE *)end = NULL_CHAR;
set_old_value = 1;
str_it_width = STR_ITER_WIDTH(beg, end);
if (str_it_width < 0 || content_width < (size_t)str_it_width)
return - 1;
goto clear;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, content_style_tag));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINTF(buf + written, total_buf_len - written, SNPRINTF_FMT_STR, (int)(end - beg), beg));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, reset_content_style_tag));
*(CHAR_TYPE *)end = old_value;
set_old_value = 0;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, (content_width - (size_t)str_it_width), SPACE_CHAR));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, right, SPACE_CHAR));
return written;
clear:
if (set_old_value)
*(CHAR_TYPE *)end = old_value;
return -1;
#undef CHAR_TYPE
@ -5120,6 +5125,7 @@ int buffer_wprintf(string_buffer_t *buffer, size_t buffer_row, wchar_t *buf, siz
break;
}
int set_old_value = 0;
int written = 0;
int tmp = 0;
ptrdiff_t str_it_width = 0;
@ -5134,21 +5140,25 @@ int buffer_wprintf(string_buffer_t *buffer, size_t buffer_row, wchar_t *buf, siz
return -1;
old_value = *end;
*(CHAR_TYPE *)end = NULL_CHAR;
set_old_value = 1;
str_it_width = STR_ITER_WIDTH(beg, end);
if (str_it_width < 0 || content_width < (size_t)str_it_width)
return - 1;
goto clear;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, content_style_tag));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINTF(buf + written, total_buf_len - written, SNPRINTF_FMT_STR, (int)(end - beg), beg));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, reset_content_style_tag));
*(CHAR_TYPE *)end = old_value;
set_old_value = 0;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, (content_width - (size_t)str_it_width), SPACE_CHAR));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, right, SPACE_CHAR));
return written;
clear:
if (set_old_value)
*(CHAR_TYPE *)end = old_value;
return -1;
#undef CHAR_TYPE

14
src/string_buffer.c
View File

@ -376,6 +376,7 @@ int buffer_printf(string_buffer_t *buffer, size_t buffer_row, char *buf, size_t
break;
}
int set_old_value = 0;
int written = 0;
int tmp = 0;
ptrdiff_t str_it_width = 0;
@ -390,21 +391,25 @@ int buffer_printf(string_buffer_t *buffer, size_t buffer_row, char *buf, size_t
return -1;
old_value = *end;
*(CHAR_TYPE *)end = NULL_CHAR;
set_old_value = 1;
str_it_width = STR_ITER_WIDTH(beg, end);
if (str_it_width < 0 || content_width < (size_t)str_it_width)
return - 1;
goto clear;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, content_style_tag));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINTF(buf + written, total_buf_len - written, SNPRINTF_FMT_STR, (int)(end - beg), beg));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, reset_content_style_tag));
*(CHAR_TYPE *)end = old_value;
set_old_value = 0;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, (content_width - (size_t)str_it_width), SPACE_CHAR));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, right, SPACE_CHAR));
return written;
clear:
if (set_old_value)
*(CHAR_TYPE *)end = old_value;
return -1;
#undef CHAR_TYPE
@ -468,6 +473,7 @@ int buffer_wprintf(string_buffer_t *buffer, size_t buffer_row, wchar_t *buf, siz
break;
}
int set_old_value = 0;
int written = 0;
int tmp = 0;
ptrdiff_t str_it_width = 0;
@ -482,21 +488,25 @@ int buffer_wprintf(string_buffer_t *buffer, size_t buffer_row, wchar_t *buf, siz
return -1;
old_value = *end;
*(CHAR_TYPE *)end = NULL_CHAR;
set_old_value = 1;
str_it_width = STR_ITER_WIDTH(beg, end);
if (str_it_width < 0 || content_width < (size_t)str_it_width)
return - 1;
goto clear;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, content_style_tag));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINTF(buf + written, total_buf_len - written, SNPRINTF_FMT_STR, (int)(end - beg), beg));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, 1, reset_content_style_tag));
*(CHAR_TYPE *)end = old_value;
set_old_value = 0;
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, (content_width - (size_t)str_it_width), SPACE_CHAR));
CHCK_RSLT_ADD_TO_WRITTEN(SNPRINT_N_STRINGS(buf + written, total_buf_len - written, right, SPACE_CHAR));
return written;
clear:
if (set_old_value)
*(CHAR_TYPE *)end = old_value;
return -1;
#undef CHAR_TYPE