DeforaOS/C99
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Improved the preferences structure

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This commit is contained in:
Pierre Pronchery 2008-02-29 15:30:05 +00:00
parent 70c985c088
commit 9dd506211d
1 changed files with 38 additions and 38 deletions
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76
src/c99.c
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@ -27,7 +27,11 @@
/* private */
/* types */
typedef int Prefs;
typedef struct _Prefs
{
int flags;
char const * outfile;
} Prefs;
#define PREFS_c 0x1
#define PREFS_E 0x2
#define PREFS_g 0x4
@ -35,69 +39,66 @@ typedef int Prefs;
/* prototypes */
static int _c99(Prefs * prefs, char const * outfile, int filec, char * filev[]);
static int _c99(Prefs * prefs, int filec, char * filev[]);
/* functions */
/* c99 */
static int _c99_do(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile);
static int _c99_do(Prefs * prefs, FILE * outfp, char const * infile);
static int _c99(Prefs * prefs, char const * outfile, int filec, char * filev[])
static int _c99(Prefs * prefs, int filec, char * filev[])
{
FILE * fp;
int ret = 0;
int i;
if(outfile != NULL && (fp = fopen(outfile, "w")) == NULL)
return error_set_print(PACKAGE, 1, "%s: %s", outfile,
if(prefs->outfile != NULL && (fp = fopen(prefs->outfile, "w")) == NULL)
return error_set_print(PACKAGE, 1, "%s: %s", prefs->outfile,
strerror(errno));
for(i = 0; i < filec; i++)
ret |= _c99_do(prefs, outfile, fp, filev[i]);
ret |= _c99_do(prefs, fp, filev[i]);
if(fp != NULL && fclose(fp) != 0)
return error_set_print(PACKAGE, 1, "%s: %s", outfile,
return error_set_print(PACKAGE, 1, "%s: %s", prefs->outfile,
strerror(errno));
if(ret != 0)
error_print(PACKAGE);
return ret;
}
static int _c99_do_c(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp);
static int _c99_do_E(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp);
static int _c99_do_o(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp);
static int _c99_do(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile)
static int _c99_do_c(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp);
static int _c99_do_E(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp);
static int _c99_do_o(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp);
static int _c99_do(Prefs * prefs, FILE * outfp, char const * infile)
{
FILE * infp;
int ret;
if((infp = fopen(infile, "r")) == NULL)
return error_set_code(1, "%s: %s", infile, strerror(errno));
if(*prefs & PREFS_c)
ret = _c99_do_c(prefs, outfile, outfp, infile, infp);
else if(*prefs & PREFS_E)
ret = _c99_do_E(prefs, outfile, outfp, infile, infp);
if(prefs->flags & PREFS_c)
ret = _c99_do_c(prefs, outfp, infile, infp);
else if(prefs->flags & PREFS_E)
ret = _c99_do_E(prefs, outfp, infile, infp);
else
ret = _c99_do_o(prefs, outfile, outfp, infile, infp);
ret = _c99_do_o(prefs, outfp, infile, infp);
/* FIXME implement */
if(fclose(infp) != 0 && ret == 0)
return error_set_code(1, "%s: %s", infile, strerror(errno));
return ret;
}
static int _c99_do_c(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp)
static int _c99_do_c(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp)
/* FIXME outfp should probably be opened only here */
{
int ret = 0;
size_t len;
char * o = NULL;
if(outfile == NULL)
if(prefs->outfile == NULL)
{
if((len = strlen(infile)) < 3 || infile[len - 2] != '.'
|| infile[len - 1] != 'c')
@ -122,15 +123,15 @@ static int _c99_do_c(Prefs * prefs, char const * outfile, FILE * outfp,
return ret;
}
static int _c99_do_E(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp)
static int _c99_do_E(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp)
{
/* FIXME implement */
return error_set_code(1, "%s", strerror(ENOSYS));
}
static int _c99_do_o(Prefs * prefs, char const * outfile, FILE * outfp,
char * infile, FILE * infp)
static int _c99_do_o(Prefs * prefs, FILE * outfp, char const * infile,
FILE * infp)
{
/* FIXME implement */
return error_set_code(1, "%s", strerror(ENOSYS));
@ -151,7 +152,6 @@ static int _usage(void)
int main(int argc, char * argv[])
{
Prefs prefs;
char * outfile = NULL;
int o;
memset(&prefs, 0, sizeof(prefs));
@ -159,26 +159,26 @@ int main(int argc, char * argv[])
switch(o)
{
case 'c':
prefs |= PREFS_c;
prefs.flags |= PREFS_c;
break;
case 'E':
prefs |= PREFS_E;
prefs.flags |= PREFS_E;
break;
case 'g':
prefs |= PREFS_g;
prefs.flags |= PREFS_g;
break;
case 'o':
outfile = optarg;
prefs.outfile = optarg;
break;
case 's':
prefs |= PREFS_s;
prefs.flags |= PREFS_s;
break;
default:
return _usage();
}
if(optind == argc)
return _usage();
if(prefs & PREFS_c && outfile != NULL && optind + 1 != argc)
if(prefs.flags & PREFS_c && prefs.outfile != NULL && optind + 1 != argc)
return _usage();
return _c99(&prefs, outfile, argc - optind, &argv[optind]) == 0 ? 0 : 2;
return _c99(&prefs, argc - optind, &argv[optind]) == 0 ? 0 : 2;
}