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-rw-r--r--src/serdi.c53
-rw-r--r--src/syntax.c64
2 files changed, 69 insertions, 48 deletions
diff --git a/src/serdi.c b/src/serdi.c
index 221dee73..22aabf6a 100644
--- a/src/serdi.c
+++ b/src/serdi.c
@@ -15,7 +15,6 @@
*/
#include "serd_config.h"
-#include "string_utils.h"
#include "system.h"
#include "serd/serd.h"
@@ -29,46 +28,6 @@
#define SERDI_ERROR(msg) fprintf(stderr, "serdi: " msg);
#define SERDI_ERRORF(fmt, ...) fprintf(stderr, "serdi: " fmt, __VA_ARGS__);
-typedef struct {
- SerdSyntax syntax;
- const char* name;
- const char* extension;
-} Syntax;
-
-static const Syntax syntaxes[] = {
- {SERD_TURTLE, "turtle", ".ttl"},
- {SERD_NTRIPLES, "ntriples", ".nt"},
- {SERD_NQUADS, "nquads", ".nq"},
- {SERD_TRIG, "trig", ".trig"},
- {(SerdSyntax)0, NULL, NULL}
-};
-
-static SerdSyntax
-get_syntax(const char* name)
-{
- for (const Syntax* s = syntaxes; s->name; ++s) {
- if (!serd_strncasecmp(s->name, name, strlen(name))) {
- return s->syntax;
- }
- }
- SERDI_ERRORF("unknown syntax `%s'\n", name);
- return (SerdSyntax)0;
-}
-
-static SerdSyntax
-guess_syntax(const char* filename)
-{
- const char* ext = strrchr(filename, '.');
- if (ext) {
- for (const Syntax* s = syntaxes; s->name; ++s) {
- if (!serd_strncasecmp(s->extension, ext, strlen(ext))) {
- return s->syntax;
- }
- }
- }
- return (SerdSyntax)0;
-}
-
static int
print_version(void)
{
@@ -170,7 +129,7 @@ main(int argc, char** argv)
} else if (argv[a][1] == 'i') {
if (++a == argc) {
return missing_arg(argv[0], 'i');
- } else if (!(input_syntax = get_syntax(argv[a]))) {
+ } else if (!(input_syntax = serd_syntax_by_name(argv[a]))) {
return print_usage(argv[0], true);
}
} else if (argv[a][1] == 'k') {
@@ -187,7 +146,7 @@ main(int argc, char** argv)
} else if (argv[a][1] == 'o') {
if (++a == argc) {
return missing_arg(argv[0], 'o');
- } else if (!(output_syntax = get_syntax(argv[a]))) {
+ } else if (!(output_syntax = serd_syntax_by_name(argv[a]))) {
return print_usage(argv[0], true);
}
} else if (argv[a][1] == 'p') {
@@ -218,15 +177,13 @@ main(int argc, char** argv)
const char* input = (const char*)argv[a++];
- if (!input_syntax && !(input_syntax = guess_syntax(input))) {
+ if (!input_syntax && !(input_syntax = serd_guess_syntax(input))) {
input_syntax = SERD_TRIG;
}
+ const bool input_has_graphs = serd_syntax_has_graphs(input_syntax);
if (!output_syntax) {
- output_syntax = (
- (input_syntax == SERD_TURTLE || input_syntax == SERD_NTRIPLES)
- ? SERD_NTRIPLES
- : SERD_NQUADS);
+ output_syntax = input_has_graphs ? SERD_NQUADS : SERD_NTRIPLES;
}
SerdNode* base = NULL;
diff --git a/src/syntax.c b/src/syntax.c
new file mode 100644
index 00000000..abf75817
--- /dev/null
+++ b/src/syntax.c
@@ -0,0 +1,64 @@
+/*
+ Copyright 2011-2018 David Robillard <http://drobilla.net>
+
+ Permission to use, copy, modify, and/or distribute this software for any
+ purpose with or without fee is hereby granted, provided that the above
+ copyright notice and this permission notice appear in all copies.
+
+ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#include "string_utils.h"
+
+#include "serd/serd.h"
+
+typedef struct {
+ SerdSyntax syntax;
+ const char* name;
+ const char* extension;
+} Syntax;
+
+static const Syntax syntaxes[] = {
+ {SERD_TURTLE, "turtle", ".ttl"},
+ {SERD_NTRIPLES, "ntriples", ".nt"},
+ {SERD_NQUADS, "nquads", ".nq"},
+ {SERD_TRIG, "trig", ".trig"},
+ {(SerdSyntax)0, NULL, NULL}
+};
+
+SerdSyntax
+serd_syntax_by_name(const char* const name)
+{
+ for (const Syntax* s = syntaxes; s->name; ++s) {
+ if (!serd_strncasecmp(s->name, name, strlen(name))) {
+ return s->syntax;
+ }
+ }
+ return (SerdSyntax)0;
+}
+
+SerdSyntax
+serd_guess_syntax(const char* const filename)
+{
+ const char* ext = strrchr(filename, '.');
+ if (ext) {
+ for (const Syntax* s = syntaxes; s->name; ++s) {
+ if (!serd_strncasecmp(s->extension, ext, strlen(ext))) {
+ return s->syntax;
+ }
+ }
+ }
+ return (SerdSyntax)0;
+}
+
+bool
+serd_syntax_has_graphs(const SerdSyntax syntax)
+{
+ return syntax == SERD_NQUADS || syntax == SERD_TRIG;
+}