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[/] [eco32/] [trunk/] [lcc/] [cpp/] [unix.c.ORIG] - Blame information for rev 97

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#include 
#include 
#include 
#include 
#include "cpp.h"
 
extern  int getopt(int, char *const *, const char *);
extern  char    *optarg, rcsid[];
extern  int     optind;
int     verbose;
int     Mflag;  /* only print active include files */
char    *objname; /* "src.$O: " */
int     Cplusplus = 1;
 
void
setup(int argc, char **argv)
{
        int c, i;
        FILE *fd;
        char *fp, *dp;
        Tokenrow tr;
        extern void setup_kwtab(void);
 
        setup_kwtab();
        while ((c = getopt(argc, argv, "MNOVv+I:D:U:F:lg")) != -1)
                switch (c) {
                case 'N':
                        for (i=0; i
                                if (includelist[i].always==1)
                                        includelist[i].deleted = 1;
                        break;
                case 'I':
                        for (i=NINCLUDE-2; i>=0; i--) {
                                if (includelist[i].file==NULL) {
                                        includelist[i].always = 1;
                                        includelist[i].file = optarg;
                                        break;
                                }
                        }
                        if (i<0)
                                error(FATAL, "Too many -I directives");
                        break;
                case 'D':
                case 'U':
                        setsource("", NULL, optarg);
                        maketokenrow(3, &tr);
                        gettokens(&tr, 1);
                        doadefine(&tr, c);
                        unsetsource();
                        break;
                case 'M':
                        Mflag++;
                        break;
                case 'v':
                        fprintf(stderr, "%s %s\n", argv[0], rcsid);
                        break;
                case 'V':
                        verbose++;
                        break;
                case '+':
                        Cplusplus++;
                        break;
                default:
                        break;
                }
        dp = ".";
        fp = "";
        fd = stdin;
        if (optind
                if ((fp = strrchr(argv[optind], '/')) != NULL) {
                        int len = fp - argv[optind];
                        dp = (char*)newstring((uchar*)argv[optind], len+1, 0);
                        dp[len] = '\0';
                }
                fp = (char*)newstring((uchar*)argv[optind], strlen(argv[optind]), 0);
                if ((fd = fopen(fp, "r")) == NULL)
                        error(FATAL, "Can't open input file %s", fp);
        }
        if (optind+1
                FILE *fdo = freopen(argv[optind+1], "w", stdout);
                if (fdo == NULL)
                        error(FATAL, "Can't open output file %s", argv[optind+1]);
        }
        if(Mflag)
                setobjname(fp);
        includelist[NINCLUDE-1].always = 0;
        includelist[NINCLUDE-1].file = dp;
        setsource(fp, fd, NULL);
}
 
 
 
/* memmove is defined here because some vendors don't provide it at
   all and others do a terrible job (like calling malloc) */
void *
memmove(void *dp, const void *sp, size_t n)
{
        unsigned char *cdp, *csp;
 
        if (n<=0)
                return 0;
        cdp = dp;
        csp = (unsigned char *)sp;
        if (cdp < csp) {
                do {
                        *cdp++ = *csp++;
                } while (--n);
        } else {
                cdp += n;
                csp += n;
                do {
                        *--cdp = *--csp;
                } while (--n);
        }
        return 0;
}

Line No.	Rev	Author	Line
1	4	hellwig	`#include`
2			`#include`
3			`#include`
4			`#include`
5			`#include "cpp.h"`
6
7			`extern int getopt(int, char const , const char *);`
8			`extern char *optarg, rcsid[];`
9			`extern int optind;`
10			`int verbose;`
11			`int Mflag; /* only print active include files */`
12			`char objname; / "src.$O: " */`
13			`int Cplusplus = 1;`
14
15			`void`
16			`setup(int argc, char **argv)`
17			`{`
18			`int c, i;`
19			`FILE *fd;`
20			`char fp, dp;`
21			`Tokenrow tr;`
22			`extern void setup_kwtab(void);`
23
24			`setup_kwtab();`
25			`while ((c = getopt(argc, argv, "MNOVv+I:D:U:F:lg")) != -1)`
26			`switch (c) {`
27			`case 'N':`
28			`for (i=0; i`
29			`if (includelist[i].always==1)`
30			`includelist[i].deleted = 1;`
31			`break;`
32			`case 'I':`
33			`for (i=NINCLUDE-2; i>=0; i--) {`
34			`if (includelist[i].file==NULL) {`
35			`includelist[i].always = 1;`
36			`includelist[i].file = optarg;`
37			`break;`
38			`}`
39			`}`
40			`if (i<0)`
41			`error(FATAL, "Too many -I directives");`
42			`break;`
43			`case 'D':`
44			`case 'U':`
45			`setsource("", NULL, optarg);`
46			`maketokenrow(3, &tr);`
47			`gettokens(&tr, 1);`
48			`doadefine(&tr, c);`
49			`unsetsource();`
50			`break;`
51			`case 'M':`
52			`Mflag++;`
53			`break;`
54			`case 'v':`
55			`fprintf(stderr, "%s %s\n", argv[0], rcsid);`
56			`break;`
57			`case 'V':`
58			`verbose++;`
59			`break;`
60			`case '+':`
61			`Cplusplus++;`
62			`break;`
63			`default:`
64			`break;`
65			`}`
66			`dp = ".";`
67			`fp = "";`
68			`fd = stdin;`
69			`if (optind`
70			`if ((fp = strrchr(argv[optind], '/')) != NULL) {`
71			`int len = fp - argv[optind];`
72			`dp = (char)newstring((uchar)argv[optind], len+1, 0);`
73			`dp[len] = '\0';`
74			`}`
75			`fp = (char)newstring((uchar)argv[optind], strlen(argv[optind]), 0);`
76			`if ((fd = fopen(fp, "r")) == NULL)`
77			`error(FATAL, "Can't open input file %s", fp);`
78			`}`
79			`if (optind+1`
80			`FILE *fdo = freopen(argv[optind+1], "w", stdout);`
81			`if (fdo == NULL)`
82			`error(FATAL, "Can't open output file %s", argv[optind+1]);`
83			`}`
84			`if(Mflag)`
85			`setobjname(fp);`
86			`includelist[NINCLUDE-1].always = 0;`
87			`includelist[NINCLUDE-1].file = dp;`
88			`setsource(fp, fd, NULL);`
89			`}`
90
91
92
93			`/* memmove is defined here because some vendors don't provide it at`
94			`all and others do a terrible job (like calling malloc) */`
95			`void *`
96			`memmove(void dp, const void sp, size_t n)`
97			`{`
98			`unsigned char cdp, csp;`
99
100			`if (n<=0)`
101			`return 0;`
102			`cdp = dp;`
103			`csp = (unsigned char *)sp;`
104			`if (cdp < csp) {`
105			`do {`
106			`cdp++ = csp++;`
107			`} while (--n);`
108			`} else {`
109			`cdp += n;`
110			`csp += n;`
111			`do {`
112			`--cdp = --csp;`
113			`} while (--n);`
114			`}`
115			`return 0;`
116			`}`

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[/] [eco32/] [trunk/] [lcc/] [cpp/] [unix.c.ORIG] - Blame information for rev 97