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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* Fix argv[0] for DOS environments |
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* Fix argv[0] and assign global progname variable |
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* |
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* External symbols declared in paths.h |
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*/ |
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#include "paths.h" |
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#include <ctype.h> |
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char *progname = NULL; /* global argv[0] */ |
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char * |
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fixargv0(av0) /* extract command name from full path */ |
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char *av0; |
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fixargv0(char *av0) /* extract command name from full path */ |
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{ |
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register char *cp = av0; |
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char *cp = av0; |
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while (*cp) cp++; /* start from end */ |
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while (cp-- > av0) |
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switch (*cp) { /* fix up command name */ |
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switch (*cp) { |
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CASEDIRSEP: /* remove directory */ |
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av0 = cp+1; |
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break; |
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#if defined(_WIN32) || defined(_WIN64) /* only do for Windows: */ |
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case '.': /* remove extension */ |
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*cp = '\0'; |
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continue; |
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case '\\': /* remove directory */ |
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return(cp+1); |
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default: /* convert to lower case */ |
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*cp = tolower(*cp); |
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continue; |
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#endif |
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} |
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return(av0); |
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return(progname = av0); |
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} |
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