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Fixed some style bugs.

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This commit is contained in:
Bruce Evans 2003-07-01 12:30:03 +00:00
parent a3d6b3e7d7
commit 270f6e44db
1 changed files with 7 additions and 6 deletions
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13
lib/libc/gen/exec.c
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@ -142,14 +142,15 @@ execv(name, argv)
}
int
execvp(const char *name, char *const *argv)
execvp(const char *name, char * const *argv)
{
const char *path;
/* Get the path we're searching. */
if (!(path = getenv("PATH")))
if ((path = getenv("PATH")) == NULL)
path = _PATH_DEFPATH;
return(execvP(name,path,argv));
return (execvP(name, path, argv));
}
int
@ -187,12 +188,12 @@ execvP(name, path, argv)
return (-1);
}
strcpy(cur, path);
while ( (p = strsep(&cur, ":")) ) {
while ((p = strsep(&cur, ":")) != NULL) {
/*
* It's a SHELL path -- double, leading and trailing colons
* mean the current directory.
*/
if (!*p) {
if (*p == '\0') {
p = ".";
lp = 1;
} else
@ -217,7 +218,7 @@ execvP(name, path, argv)
buf[lp + ln + 1] = '\0';
retry: (void)_execve(bp, argv, environ);
switch(errno) {
switch (errno) {
case E2BIG:
goto done;
case ELOOP: