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| author | tjr <tjr@FreeBSD.org> | 2002-06-04 10:00:08 +0000 |
|---|---|---|
| committer | tjr <tjr@FreeBSD.org> | 2002-06-04 10:00:08 +0000 |
| commit | 86435d3331f2d371b65a2d4ec20de82641760f41 (patch) | |
| tree | 05bd9e9085811cab7b4068d182abf71eac8e974e /usr.bin/sed/process.c | |
| parent | f91c8f40be0986622f27dff87bd398261ee82d38 (diff) | |
| download | FreeBSD-src-86435d3331f2d371b65a2d4ec20de82641760f41.zip FreeBSD-src-86435d3331f2d371b65a2d4ec20de82641760f41.tar.gz | |
Ignore COLUMNS environment variable if it is empty (SUSv3)
Diffstat (limited to 'usr.bin/sed/process.c')
| -rw-r--r-- | usr.bin/sed/process.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.bin/sed/process.c b/usr.bin/sed/process.c index aa44378..7efdeed 100644 --- a/usr.bin/sed/process.c +++ b/usr.bin/sed/process.c @@ -470,7 +470,7 @@ lputs(s) static int termwidth = -1; if (termwidth == -1) { - if ((p = getenv("COLUMNS"))) + if ((p = getenv("COLUMNS")) && *p != '\0') termwidth = atoi(p); else if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) == 0 && win.ws_col > 0) |
