diff options
Diffstat (limited to 'bin/ps/fmt.c')
| -rw-r--r-- | bin/ps/fmt.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/bin/ps/fmt.c b/bin/ps/fmt.c index 9c0f8d3..ff29af6 100644 --- a/bin/ps/fmt.c +++ b/bin/ps/fmt.c @@ -61,7 +61,8 @@ static char * shquote(argv) char **argv; { - long arg_max; + static long arg_max = -1; + long len; char **p, *dst, *src; static char *buf = NULL; @@ -80,13 +81,16 @@ shquote(argv) for (p = argv; (src = *p++) != 0; ) { if (*src == 0) continue; - strvis(dst, src, VIS_NL | VIS_CSTYLE); + len = (4 * arg_max - (dst - buf)) / 4; + strvisx(dst, src, strlen(src) < len ? strlen(src) : len, + VIS_NL | VIS_CSTYLE); while (*dst) dst++; - *dst++ = ' '; + if ((4 * arg_max - (dst - buf)) / 4 > 0) + *dst++ = ' '; } /* Chop off trailing space */ - if (dst != buf) + if (dst != buf && dst[-1] == ' ') dst--; *dst = '\0'; return (buf); |
