The helper for testing the svndiff library is getting dangerously
close to the right margin. Split it off into a separate function so
it is easier to contemplate on its own.
In other words, this just unindents the code a little. No functional
change intended.
Signed-off-by: Jonathan Nieder <jrnieder@xxxxxxxxx>
---
test-svn-fe.c | 54 ++++++++++++++++++++++++++++++++----------------------
1 files changed, 32 insertions(+), 22 deletions(-)
diff --git a/test-svn-fe.c b/test-svn-fe.c
index 66bd040..a027626 100644
--- a/test-svn-fe.c
+++ b/test-svn-fe.c
@@ -8,10 +8,37 @@
#include "vcs-svn/sliding_window.h"
#include "vcs-svn/line_buffer.h"
+static const char test_svnfe_usage[] =
+ "test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
+
+static int apply_delta(int argc, char *argv[])
+{
+ struct line_buffer preimage = LINE_BUFFER_INIT;
+ struct line_buffer delta = LINE_BUFFER_INIT;
+ struct sliding_view preimage_view = SLIDING_VIEW_INIT(&preimage);
+
+ if (argc != 5)
+ usage(test_svnfe_usage);
+
+ if (buffer_init(&preimage, argv[2]))
+ die_errno("cannot open preimage");
+ if (buffer_init(&delta, argv[3]))
+ die_errno("cannot open delta");
+ if (svndiff0_apply(&delta, (off_t) strtoull(argv[4], NULL, 0),
+ &preimage_view, stdout))
+ return 1;
+ if (buffer_deinit(&preimage))
+ die_errno("cannot close preimage");
+ if (buffer_deinit(&delta))
+ die_errno("cannot close delta");
+ buffer_reset(&preimage);
+ strbuf_release(&preimage_view.buf);
+ buffer_reset(&delta);
+ return 0;
+}
+
int main(int argc, char *argv[])
{
- static const char test_svnfe_usage[] =
- "test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
if (argc == 2) {
if (svndump_init(argv[1]))
return 1;
@@ -20,25 +47,8 @@ int main(int argc, char *argv[])
svndump_reset();
return 0;
}
- if (argc == 5 && !strcmp(argv[1], "-d")) {
- struct line_buffer preimage = LINE_BUFFER_INIT;
- struct line_buffer delta = LINE_BUFFER_INIT;
- struct sliding_view preimage_view = SLIDING_VIEW_INIT(&preimage);
- if (buffer_init(&preimage, argv[2]))
- die_errno("cannot open preimage");
- if (buffer_init(&delta, argv[3]))
- die_errno("cannot open delta");
- if (svndiff0_apply(&delta, (off_t) strtoull(argv[4], NULL, 0),
- &preimage_view, stdout))
- return 1;
- if (buffer_deinit(&preimage))
- die_errno("cannot close preimage");
- if (buffer_deinit(&delta))
- die_errno("cannot close delta");
- buffer_reset(&preimage);
- strbuf_release(&preimage_view.buf);
- buffer_reset(&delta);
- return 0;
- }
+
+ if (argc >= 2 && !strcmp(argv[1], "-d"))
+ return apply_delta(argc, argv);
usage(test_svnfe_usage);
}
--
1.7.5.1
--
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