diff options
Diffstat (limited to 'usr/src/lib/libast/common/path/pathcat.c')
| -rw-r--r-- | usr/src/lib/libast/common/path/pathcat.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/usr/src/lib/libast/common/path/pathcat.c b/usr/src/lib/libast/common/path/pathcat.c new file mode 100644 index 0000000000..b8bff4e286 --- /dev/null +++ b/usr/src/lib/libast/common/path/pathcat.c @@ -0,0 +1,54 @@ +/*********************************************************************** +* * +* This software is part of the ast package * +* Copyright (c) 1985-2007 AT&T Knowledge Ventures * +* and is licensed under the * +* Common Public License, Version 1.0 * +* by AT&T Knowledge Ventures * +* * +* A copy of the License is available at * +* http://www.opensource.org/licenses/cpl1.0.txt * +* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * +* * +* Information and Software Systems Research * +* AT&T Research * +* Florham Park NJ * +* * +* Glenn Fowler <gsf@research.att.com> * +* David Korn <dgk@research.att.com> * +* Phong Vo <kpv@research.att.com> * +* * +***********************************************************************/ +#pragma prototyped +/* + * Glenn Fowler + * AT&T Bell Laboratories + * + * single dir support for pathaccess() + */ + +#include <ast.h> + +char* +pathcat(char* path, register const char* dirs, int sep, const char* a, register const char* b) +{ + register char* s; + + s = path; + while (*dirs && *dirs != sep) + *s++ = *dirs++; + if (s != path) + *s++ = '/'; + if (a) + { + while (*s = *a++) + s++; + if (b) + *s++ = '/'; + } + else if (!b) + b = "."; + if (b) + while (*s++ = *b++); + return *dirs ? (char*)++dirs : 0; +} |