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Diffstat (limited to 'src/internal/argv')
-rw-r--r--src/internal/argv/argv.h78
1 files changed, 42 insertions, 36 deletions
diff --git a/src/internal/argv/argv.h b/src/internal/argv/argv.h
index 4e8463f..138a034 100644
--- a/src/internal/argv/argv.h
+++ b/src/internal/argv/argv.h
@@ -146,7 +146,7 @@ static int argv_optv_init(
static const char * argv_program_name(const char *);
static void argv_usage(
- FILE *,
+ int fd,
const char * header,
const struct argv_option **,
const char * mode);
@@ -154,10 +154,14 @@ static void argv_usage(
static struct argv_meta * argv_get(
char **,
const struct argv_option **,
- int flags);
+ int flags,
+ int fd);
static void argv_free(struct argv_meta *);
+#ifndef argv_dprintf
+#define argv_dprintf dprintf
+#endif
@@ -520,26 +524,26 @@ static const char * argv_program_name(const char * program_path)
return program_path;
}
-static void argv_show_error(struct argv_ctx * ctx)
+static void argv_show_error(int fd, struct argv_ctx * ctx)
{
char opt_short_name[2] = {0,0};
if (ctx->erropt && ctx->erropt->short_name)
opt_short_name[0] = ctx->erropt->short_name;
- fprintf(stderr,"%s: error: ",ctx->program);
+ argv_dprintf(fd,"%s: error: ",ctx->program);
switch (ctx->errcode) {
case ARGV_ERROR_SHORT_OPTION:
- fprintf(stderr,"'-%c' is not a valid short option\n",*ctx->errch);
+ argv_dprintf(fd,"'-%c' is not a valid short option\n",*ctx->errch);
break;
case ARGV_ERROR_LONG_OPTION:
- fprintf(stderr,"'--%s' is not a valid long option\n",ctx->errch);
+ argv_dprintf(fd,"'--%s' is not a valid long option\n",ctx->errch);
break;
case ARGV_ERROR_OPTARG_NONE:
- fprintf(stderr,"'%s' is not a valid option value for [%s%s%s%s%s] "
+ argv_dprintf(fd,"'%s' is not a valid option value for [%s%s%s%s%s] "
"(option values may not be specified)\n",
ctx->errch,
opt_short_name[0] ? "-" : "",
@@ -550,7 +554,7 @@ static void argv_show_error(struct argv_ctx * ctx)
break;
case ARGV_ERROR_OPTARG_REQUIRED:
- fprintf(stderr,"option [%s%s%s%s%s] requires %s %s%s%s\n",
+ argv_dprintf(fd,"option [%s%s%s%s%s] requires %s %s%s%s\n",
opt_short_name[0] ? "-" : "",
opt_short_name,
opt_short_name[0] ? "," : "",
@@ -563,7 +567,7 @@ static void argv_show_error(struct argv_ctx * ctx)
break;
case ARGV_ERROR_OPTARG_PARADIGM:
- fprintf(stderr,"'%s' is not a valid option value for [%s%s%s%s%s]={%s}\n",
+ argv_dprintf(fd,"'%s' is not a valid option value for [%s%s%s%s%s]={%s}\n",
ctx->errch,
opt_short_name[0] ? "-" : "",
opt_short_name,
@@ -574,13 +578,13 @@ static void argv_show_error(struct argv_ctx * ctx)
break;
case ARGV_ERROR_HYBRID_NONE:
- fprintf(stderr,"-%s is not a synonym for --%s\n",
+ argv_dprintf(fd,"-%s is not a synonym for --%s\n",
ctx->erropt->long_name,
ctx->erropt->long_name);
break;
case ARGV_ERROR_HYBRID_ONLY:
- fprintf(stderr,"--%s is not a synonym for -%s\n",
+ argv_dprintf(fd,"--%s is not a synonym for -%s\n",
ctx->erropt->long_name,
ctx->erropt->long_name);
break;
@@ -588,7 +592,7 @@ static void argv_show_error(struct argv_ctx * ctx)
case ARGV_ERROR_HYBRID_SPACE:
case ARGV_ERROR_HYBRID_EQUAL:
case ARGV_ERROR_HYBRID_COMMA:
- fprintf(stderr,"-%s: illegal value assignment; valid syntax is "
+ argv_dprintf(fd,"-%s: illegal value assignment; valid syntax is "
"-%s%sVAL\n",
ctx->erropt->long_name,
ctx->erropt->long_name,
@@ -600,7 +604,7 @@ static void argv_show_error(struct argv_ctx * ctx)
break;
case ARGV_ERROR_INTERNAL:
- fputs("internal error",stderr);
+ argv_dprintf(fd,"internal error");
break;
default:
@@ -609,6 +613,7 @@ static void argv_show_error(struct argv_ctx * ctx)
}
static void argv_show_status(
+ int fd,
const struct argv_option ** optv,
struct argv_ctx * ctx,
struct argv_meta * meta)
@@ -622,32 +627,32 @@ static void argv_show_status(
(void)ctx;
- fputs("\n\nconcatenated command line:\n",stderr);
+ argv_dprintf(fd,"\n\nconcatenated command line:\n");
for (argv=meta->argv; *argv; argv++) {
- fprintf(stderr,"%s%s",space,*argv);
+ argv_dprintf(fd,"%s%s",space,*argv);
space = " ";
}
- fputs("\n\nargument vector:\n",stderr);
+ argv_dprintf(fd,"\n\nargument vector:\n");
for (argc=0,argv=meta->argv; *argv; argc++,argv++)
- fprintf(stderr,"argv[%d]: %s\n",argc,*argv);
+ argv_dprintf(fd,"argv[%d]: %s\n",argc,*argv);
- fputs("\n\nparsed entries:\n",stderr);
+ argv_dprintf(fd,"\n\nparsed entries:\n");
for (entry=meta->entries; entry->arg || entry->fopt; entry++)
if (entry->fopt) {
option = option_from_tag(optv,entry->tag);
short_name[0] = option->short_name;
if (entry->fval)
- fprintf(stderr,"[-%s,--%s] := %s\n",
+ argv_dprintf(fd,"[-%s,--%s] := %s\n",
short_name,option->long_name,entry->arg);
else
- fprintf(stderr,"[-%s,--%s]\n",
+ argv_dprintf(fd,"[-%s,--%s]\n",
short_name,option->long_name);
} else
- fprintf(stderr,"<program arg> := %s\n",entry->arg);
+ argv_dprintf(fd,"<program arg> := %s\n",entry->arg);
- fputs("\n\n",stderr);
+ argv_dprintf(fd,"\n\n");
}
static struct argv_meta * argv_free_impl(struct argv_meta_impl * imeta)
@@ -709,7 +714,8 @@ static struct argv_meta * argv_alloc(char ** argv, struct argv_ctx * ctx)
static struct argv_meta * argv_get(
char ** argv,
const struct argv_option ** optv,
- int flags)
+ int flags,
+ int fd)
{
struct argv_meta * meta;
struct argv_ctx ctx = {flags,ARGV_MODE_SCAN,0,0,0,0,0,0,0};
@@ -720,7 +726,7 @@ static struct argv_meta * argv_get(
ctx.program = argv_program_name(argv[0]);
if (ctx.flags & ARGV_VERBOSITY_ERRORS)
- argv_show_error(&ctx);
+ argv_show_error(fd,&ctx);
return 0;
}
@@ -734,14 +740,14 @@ static struct argv_meta * argv_get(
if (ctx.errcode != ARGV_ERROR_OK) {
ctx.program = argv[0];
ctx.errcode = ARGV_ERROR_INTERNAL;
- argv_show_error(&ctx);
+ argv_show_error(fd,&ctx);
argv_free(meta);
return 0;
}
if (ctx.flags & ARGV_VERBOSITY_STATUS)
- argv_show_status(optv,&ctx,meta);
+ argv_show_status(fd,optv,&ctx,meta);
return meta;
}
@@ -759,7 +765,7 @@ static void argv_free(struct argv_meta * xmeta)
}
static void argv_usage(
- FILE * file,
+ int fd,
const char * header,
const struct argv_option ** options,
const char * mode)
@@ -789,13 +795,13 @@ static void argv_usage(
fshort = mode ? !strcmp(mode,"short") : 0;
flong = fshort ? 0 : mode && !strcmp(mode,"long");
fboth = !fshort && !flong;
- fcolor = isatty(fileno(file));
+ fcolor = isatty(fd);
if (fcolor)
- fprintf(file,"%s%s",cbold,cgreen);
+ argv_dprintf(fd,"%s%s",cbold,cgreen);
if (header)
- fprintf(file,"%s",header);
+ argv_dprintf(fd,"%s",header);
for (optlen=0,optv=options; *optv; optv++) {
option = *optv;
@@ -819,7 +825,7 @@ static void argv_usage(
}
if (optlen >= optcap) {
- fprintf(stderr,
+ argv_dprintf(fd,
"Option strings exceed %zu characters, "
"please generate the usage screen manually.\n",
optcap);
@@ -836,7 +842,7 @@ static void argv_usage(
/* color */
if (fcolor) {
color = (color == ccyan) ? cblue : ccyan;
- fputs(color,file);
+ argv_dprintf(fd,color);
}
/* description, using either paradigm or argname if applicable */
@@ -877,7 +883,7 @@ static void argv_usage(
/* single line? */
if (optlen + strlen(description) < width) {
- fprintf(file,"%s%s\n",optstr,description);
+ argv_dprintf(fd,"%s%s\n",optstr,description);
} else {
desc = description;
@@ -909,9 +915,9 @@ static void argv_usage(
/* first line? */
if (desc == description)
- fprintf(file,"%s%s\n",optstr,desc);
+ argv_dprintf(fd,"%s%s\n",optstr,desc);
else
- fprintf(file,"%-*c %s\n",
+ argv_dprintf(fd,"%-*c %s\n",
(*desc == '|')
? (int)(optlen+1)
: (int)optlen,
@@ -928,7 +934,7 @@ static void argv_usage(
}
if (fcolor)
- fputs(creset,file);
+ argv_dprintf(fd,creset);
}
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 01:00:42 +0000