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| author | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
|---|---|---|
| committer | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
| commit | fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch) | |
| tree | bdda434976bc09c864f2e4fa6f16ba1952b1e555 /pkg/system/help/lroff/textlen.x | |
| download | iraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz | |
Initial commit
Diffstat (limited to 'pkg/system/help/lroff/textlen.x')
| -rw-r--r-- | pkg/system/help/lroff/textlen.x | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/pkg/system/help/lroff/textlen.x b/pkg/system/help/lroff/textlen.x new file mode 100644 index 00000000..e192314f --- /dev/null +++ b/pkg/system/help/lroff/textlen.x @@ -0,0 +1,20 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include <chars.h> +include "lroff.h" + +# TEXTLEN -- Return the number of printable characters in a text string. + +int procedure textlen (text_string) + +char text_string[ARB] +int ip, nchars + +begin + nchars = 0 + for (ip=1; text_string[ip] != EOS; ip=ip+1) + if (!INVISIBLE (text_string[ip])) + nchars = nchars + 1 + + return (nchars) +end |