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authorVitaly Buka <vitalybuka@chromium.org>2014-08-20 10:32:36 -0700
committerVitaly Buka <vitalybuka@chromium.org>2014-08-20 10:32:36 -0700
commit8f2c3dc95a6a42ea52d923457a688a6db1c4aace (patch)
tree2d726bfa56727ea9349488fd52a1aa488b84fbf2 /samples/pdfium_test.cc
parent93d081110279c309433a397bfba71b46533a710d (diff)
downloadpdfium-8f2c3dc95a6a42ea52d923457a688a6db1c4aace.tar.xz
Check if user provided more than one option for pdfium_test.
R=bo_xu@foxitsoftware.com Review URL: https://codereview.chromium.org/477173003
Diffstat (limited to 'samples/pdfium_test.cc')
-rw-r--r--samples/pdfium_test.cc17
1 files changed, 10 insertions, 7 deletions
diff --git a/samples/pdfium_test.cc b/samples/pdfium_test.cc
index e92d7a1250..72c8c5dcd1 100644
--- a/samples/pdfium_test.cc
+++ b/samples/pdfium_test.cc
@@ -189,20 +189,23 @@ bool ParseCommandLine(int argc, const char* argv[], OutputFormat* output_format,
files->clear();
int cur_arg = 1;
- if (cur_arg < argc) {
+ for (; cur_arg < argc; ++cur_arg) {
if (strcmp(argv[cur_arg], "--ppm") == 0)
*output_format = OUTPUT_PPM;
#ifdef _WIN32
- if (strcmp(argv[cur_arg], "--emf") == 0)
+ else if (strcmp(argv[cur_arg], "--emf") == 0)
*output_format = OUTPUT_EMF;
- if (strcmp(argv[cur_arg], "--bmp") == 0)
+ else if (strcmp(argv[cur_arg], "--bmp") == 0)
*output_format = OUTPUT_BMP;
#endif
- if (*output_format != OUTPUT_NONE)
- cur_arg++;
+ else
+ break;
}
- if (cur_arg >= argc)
+ if (cur_arg > 2) // Multiple options.
+ return false;
+
+ if (cur_arg >= argc) // No input files.
return false;
for (int i = cur_arg; i < argc; i++)
@@ -356,7 +359,7 @@ int main(int argc, const char* argv[]) {
OutputFormat format = OUTPUT_NONE;
std::list<const char*> files;
if (!ParseCommandLine(argc, argv, &format, &files)) {
- printf("Usage: pdfium_test [OPTIONS] [FILE]\n");
+ printf("Usage: pdfium_test [OPTION] [FILE]...\n");
printf("--ppm write page images <pdf-name>.<page-number>.ppm\n");
#ifdef _WIN32
printf("--bmp write page images <pdf-name>.<page-number>.bmp\n");