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getopt: fix line wrapping issues in help strings.

This commit is contained in:
Gustavo Sverzut Barbieri 2013-12-17 17:51:48 -02:00
parent 0947bae126
commit 99ba5822c8
1 changed files with 13 additions and 1 deletions
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14
src/lib/ecore/ecore_getopt.c
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@ -141,7 +141,11 @@ _ecore_getopt_help_line(FILE *fp,
len -= i;
used += i;
if (linebreak)
/* if we start the line (linebreak is true) with a space
* other than newline or tab, ignore it.
*/
if ((linebreak) && (i == 1) &&
(space[0] != '\n') && (space[0] != '\t'))
{
linebreak = 0;
continue;
@ -170,6 +174,14 @@ _ecore_getopt_help_line(FILE *fp,
else if (used < total)
fputc(space[0], fp);
}
else if ((!linebreak) && (todo < len))
{
/* if not start of line and not last line, wrap line
* and try again. This avoids spliting words unless they
* are bigger than the available line width.
*/
break;
}
else
{
i = fwrite(text, 1, i, fp);