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Formerly vpath.c.~4~

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This commit is contained in:
Roland McGrath 1992-11-10 20:29:48 +00:00
parent 9d58debbcc
commit 2fbb3407dd
1 changed files with 9 additions and 12 deletions
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21
vpath.c
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@ -147,11 +147,6 @@ construct_vpath_list (pattern, dirpath)
return;
}
/* Skip over any initial colons and blanks. */
p = dirpath;
while (*p == ':' || isblank (*p))
++p;
/* Figure out the maximum number of VPATH entries and
put it in MAXELEM. We start with 2, one before the
first colon and one nil, the list terminator and
@ -164,19 +159,17 @@ construct_vpath_list (pattern, dirpath)
vpath = (char **) xmalloc (maxelem * sizeof (char *));
maxvpath = 0;
elem = 0;
/* Skip over any initial colons and blanks. */
p = dirpath;
while (*p == ':' || isblank (*p))
++p;
elem = 0;
while (*p != '\0')
{
char *v;
unsigned int len;
/* Find the next entry. */
while (*p != ':' && !isblank (*p))
++p;
if (*p == '\0')
break;
/* Find the end of this entry. */
v = p;
while (*p != '\0' && *p != ':' && !isblank (*p))
@ -206,6 +199,10 @@ construct_vpath_list (pattern, dirpath)
else
/* The directory does not exist. Omit from the list. */
free (v);
/* Skip over colons and blanks between entries. */
while (*p == ':' || isblank (*p))
++p;
}
if (elem > 0)