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greg |
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#ifndef lint |
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schorsch |
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static const char RCSid[] = "$Id: gcomp.c,v 1.1 2003/02/22 02:07:26 greg Exp $"; |
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greg |
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#endif |
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/* |
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* gcomp.c - program to calculate things from graph files. |
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* |
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* 7/7/86 |
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* |
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* Greg Ward Larson |
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*/ |
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#include <stdio.h> |
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#define istyp(s) (s[0] == '-') |
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#define isvar(s) (s[0] == '+') |
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char *progname; |
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char *libpath[4]; |
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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{ |
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char *getenv(); |
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int i, file0; |
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progname = argv[0]; |
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libpath[0] = "./"; |
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if ((libpath[i=1] = getenv("MDIR")) != NULL) |
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i++; |
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libpath[i++] = MDIR; |
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libpath[i] = NULL; |
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for (file0 = 1; file0 < argc; ) |
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if (istyp(argv[file0])) |
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file0++; |
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else if (isvar(argv[file0]) && file0 < argc-1) |
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file0 += 2; |
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else |
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break; |
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if (file0 >= argc) |
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dofile(argc-1, argv+1, NULL); |
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else |
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for (i = file0; i < argc; i++) |
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dofile(file0-1, argv+1, argv[i]); |
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quit(0); |
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} |
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dofile(optc, optv, file) /* plot a file */ |
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int optc; |
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char *optv[]; |
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char *file; |
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{ |
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char types[16], stmp[256], *strcat(); |
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int i; |
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mgclearall(); |
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mgload(file); |
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types[0] = '\0'; |
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for (i = 0; i < optc; i++) |
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if (istyp(optv[i])) |
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strcat(types, optv[i]+1); |
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else { |
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sprintf(stmp, "%s=%s", optv[i]+1, optv[i+1]); |
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setmgvar("command line", stdin, stmp); |
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i++; |
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} |
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gcalc(types); |
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} |
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eputs(msg) /* print error message */ |
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char *msg; |
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{ |
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fputs(msg, stderr); |
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} |
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quit(code) /* quit program */ |
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int code; |
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{ |
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exit(code); |
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} |
