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Added support for dump -append

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This commit is contained in:
Clifford Wolf 2014-02-04 23:45:30 +01:00
parent 1fb8ba73bd
commit 968ae31cac
1 changed files with 12 additions and 3 deletions
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15
backends/ilang/ilang_backend.cc
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@ -409,13 +409,16 @@ struct DumpPass : public Pass {
log(" only dump the module headers if the entire module is selected\n"); log(" only dump the module headers if the entire module is selected\n");
log("\n"); log("\n");
log(" -outfile <filename>\n"); log(" -outfile <filename>\n");
log(" Write to the specified file.\n"); log(" write to the specified file.\n");
log("\n");
log(" -append <filename>\n");
log(" like -outfile but append instead of overwrite\n");
log("\n"); log("\n");
} }
virtual void execute(std::vector<std::string> args, RTLIL::Design *design) virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{ {
std::string filename; std::string filename;
bool flag_m = false, flag_n = false; bool flag_m = false, flag_n = false, append = false;
size_t argidx; size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++) for (argidx = 1; argidx < args.size(); argidx++)
@ -423,6 +426,12 @@ struct DumpPass : public Pass {
std::string arg = args[argidx]; std::string arg = args[argidx];
if (arg == "-outfile" && argidx+1 < args.size()) { if (arg == "-outfile" && argidx+1 < args.size()) {
filename = args[++argidx]; filename = args[++argidx];
append = false;
continue;
}
if (arg == "-append" && argidx+1 < args.size()) {
filename = args[++argidx];
append = true;
continue; continue;
} }
if (arg == "-m") { if (arg == "-m") {
@ -442,7 +451,7 @@ struct DumpPass : public Pass {
size_t buf_size; size_t buf_size;
if (!filename.empty()) { if (!filename.empty()) {
f = fopen(filename.c_str(), "w"); f = fopen(filename.c_str(), append ? "a" : "w");
if (f == NULL) if (f == NULL)
log_error("Can't open file `%s' for writing: %s\n", filename.c_str(), strerror(errno)); log_error("Can't open file `%s' for writing: %s\n", filename.c_str(), strerror(errno));
} else { } else {