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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; return;
} }
/* Skip over any initial colons and blanks. */
p = dirpath;
while (*p == ':' || isblank (*p))
++p;
/* Figure out the maximum number of VPATH entries and /* Figure out the maximum number of VPATH entries and
put it in MAXELEM. We start with 2, one before the put it in MAXELEM. We start with 2, one before the
first colon and one nil, the list terminator and first colon and one nil, the list terminator and
@ -164,19 +159,17 @@ construct_vpath_list (pattern, dirpath)
vpath = (char **) xmalloc (maxelem * sizeof (char *)); vpath = (char **) xmalloc (maxelem * sizeof (char *));
maxvpath = 0; maxvpath = 0;
elem = 0; /* Skip over any initial colons and blanks. */
p = dirpath; p = dirpath;
while (*p == ':' || isblank (*p))
++p;
elem = 0;
while (*p != '\0') while (*p != '\0')
{ {
char *v; char *v;
unsigned int len; unsigned int len;
/* Find the next entry. */
while (*p != ':' && !isblank (*p))
++p;
if (*p == '\0')
break;
/* Find the end of this entry. */ /* Find the end of this entry. */
v = p; v = p;
while (*p != '\0' && *p != ':' && !isblank (*p)) while (*p != '\0' && *p != ':' && !isblank (*p))
@ -206,6 +199,10 @@ construct_vpath_list (pattern, dirpath)
else else
/* The directory does not exist. Omit from the list. */ /* The directory does not exist. Omit from the list. */
free (v); free (v);
/* Skip over colons and blanks between entries. */
while (*p == ':' || isblank (*p))
++p;
} }
if (elem > 0) if (elem > 0)