fix cppcheck and Basic Simulator build NG

(cherry picked from commit a51c2f08c8699e4367ff1b95028662ce22f88b9d)

# Conflicts:
#	common/utils/T/tracer/extract.c
#	common/utils/T/tracer/extract_input_subframe.c
#	common/utils/T/tracer/extract_output_subframe.c
#	common/utils/T/tracer/hacks/dump_nack_signal.c
#	common/utils/T/tracer/hacks/multi-rru-clean.c
#	common/utils/T/tracer/record.c
#	common/utils/T/tracer/to_vcd.c
#	common/utils/itti_analyzer/libparser/xml_parse.c
#	common/utils/itti_analyzer/libui/ui_filters.c
#	common/utils/itti_analyzer/libui/ui_notifications.c
#	common/utils/msc/msc.c
#	nfapi/open-nFAPI/vnf/src/vnf_p7.c
#	nfapi/open-nFAPI/vnf/src/vnf_p7_interface.c
#	openair1/PHY/CODING/3gpplte_turbo_decoder_avx2_16bit.c
#	openair1/PHY/CODING/3gpplte_turbo_decoder_sse_16bit.c
#	openair1/PHY/LTE_ESTIMATION/bf_freq_domain_filters.m
#	openair1/PHY/LTE_ESTIMATION/freq_domain_filters.m
#	openair1/PHY/LTE_REFSIG/gen_mod_table.m
#	openair1/PHY/LTE_REFSIG/primary_synch.m
#	openair1/PHY/TOOLS/lte_dfts.c
#	openair1/PHY/TOOLS/lte_enb_scope.c
#	openair1/PHY/TOOLS/lte_ue_scope.c
#	openair1/PHY/TOOLS/smbv.c
#	openair1/SIMULATION/LTE_PHY/Abstraction/Training/polyfit_beta_training.m
#	openair1/SIMULATION/LTE_PHY/Abstraction/Training/training_abstraction.m
#	openair1/SIMULATION/LTE_PHY/dlsim.c
#	openair1/SIMULATION/LTE_PHY/dlsim_tm4.c
#	openair1/SIMULATION/LTE_PHY/dlsim_tm7.c
#	openair1/SIMULATION/LTE_PHY/mat2wv.m
#	openair1/SIMULATION/LTE_PHY/mbmssim.c
#	openair1/SIMULATION/LTE_PHY/pbchsim.c
#	openair1/SIMULATION/LTE_PHY/scansim.c
#	openair1/SIMULATION/LTE_PHY/syncsim.c
#	openair1/SIMULATION/LTE_PHY/ulsim.c
#	openair1/SIMULATION/TOOLS/corr_mat.m
#	openair3/TEST/EPC_TEST/generate_scenario.c
#	openair3/TEST/EPC_TEST/play_scenario_parse.c
#	targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
#	targets/RT/USER/lte-ue.c

common/utils/T/tracer/extract.c

@@ -94,6 +94,11 @@ int main(int n, char **v)
     exit(1);
   }
 
+  if(-1 == (access(output_file,F_OK))){
+    creat(output_file, 0644);
+  }else{
+    chmod(output_file, 0644);
+  }
   out = fopen(output_file, "w"); if(out==NULL){perror(output_file);exit(1);}
 
   database = parse_database(database_filename);

common/utils/T/tracer/extract_input_subframe.c

@@ -68,6 +68,11 @@ int main(int n, char **v)
     exit(1);
   }
 
+  if(-1 == (access(output_file,F_OK))){
+    creat(output_file, 0644);
+  }else{
+    chmod(output_file, 0644);
+  }
   out = fopen(output_file, "w"); if(out==NULL){perror(output_file);exit(1);}
 
   database = parse_database(database_filename);

common/utils/T/tracer/extract_output_subframe.c

@@ -59,6 +59,11 @@ int main(int n, char **v)
 
   if (out_filename == NULL) out = stdout;
   else {
+    if(-1 == (access(out_filename,F_OK))){
+      creat(out_filename, 0644);
+    }else{
+      chmod(out_filename, 0644);
+    }
     out = fopen(out_filename, "w");
     if (out == NULL) { perror(out_filename); exit(1); }
   }

common/utils/T/tracer/hacks/dump_nack_signal.c

@@ -88,6 +88,11 @@ int main(int n, char **v) {
   OBUF ebuf = { osize: 0, omaxsize: 0, obuf: NULL };
   char dump[10][T_BUFFER_MAX];
   event dump_ev[10];
+  if(-1 == (access("/tmp/dd",F_OK))){
+    creat("/tmp/dd", 0644);
+  }else{
+    chmod("/tmp/dd", 0644);
+  }
   FILE *z = fopen("/tmp/dd", "w");
 
   if (z == NULL) abort();
@@ -120,6 +125,11 @@ int main(int n, char **v) {
     if (e.type == ev_nack) {
       int sf = e.e[2].i;
       printf("nack %d/%d\n", e.e[1].i, sf);
+      if(-1 == (access("/tmp/dump.raw",F_OK))){
+        creat("/tmp/dump.raw", 0644);
+      }else{
+        chmod("/tmp/dump.raw", 0644);
+      }
       FILE *f = fopen("/tmp/dump.raw", "w");
 
       if (f == NULL) abort();
@@ -136,6 +146,11 @@ int main(int n, char **v) {
     if (e.type == ev_ack) {
       int sf = e.e[2].i;
       printf("ack %d/%d\n", e.e[1].i, sf);
+      if(-1 == (access("/tmp/dump.raw",F_OK))){
+        creat("/tmp/dump.raw", 0644);
+      }else{
+        chmod("/tmp/dump.raw", 0644);
+      }
       FILE *f = fopen("/tmp/dump.raw", "w");
 
       if (f == NULL) abort();

common/utils/T/tracer/hacks/multi-rru-clean.c

@@ -133,6 +133,11 @@ int main(int n, char **v)
 
   in = fopen(input_filename, "r");
   if (in == NULL) { perror(input_filename); abort(); }
+  if(-1 == (access(output_filename,F_OK))){
+    creat(output_filename, 0644);
+  }else{
+    chmod(output_filename, 0644);
+  }
   out = fopen(output_filename, "w");
   if (out == NULL) { perror(output_filename); abort(); }
 

common/utils/T/tracer/record.c

@@ -112,6 +112,11 @@ int main(int n, char **v)
       socket_send(socket, is_on, number_of_events * sizeof(int)) == -1)
     abort();
 
+  if(-1 == (access(output_filename,F_OK))){
+    creat(output_filename, 0644);
+  }else{
+    chmod(output_filename, 0644);
+  }
   out = fopen(output_filename, "w");
   if (out == NULL) {
     perror(output_filename);

common/utils/T/tracer/to_vcd.c

@@ -37,6 +37,11 @@ int start_time_inited;
 
 void vcd_init(char *file)
 {
+  if(-1 == (access(file,F_OK))){
+    creat(file, 0644);
+  }else{
+    chmod(file, 0644);
+  }
   out = fopen(file, "w"); if (out == NULL) { perror(file); exit(1); }
 }
 

common/utils/itti_analyzer/libparser/xml_parse.c

@@ -797,6 +797,11 @@ static int xml_parse_doc(xmlDocPtr doc) {
     FILE *dissect_file = NULL;
 
     if (ui_main_data.dissect_file_name != NULL) {
+        if(-1 == (access(ui_main_data.dissect_file_name,F_OK))){
+            creat(ui_main_data.dissect_file_name, 0644);
+        }else{
+            chmod(ui_main_data.dissect_file_name, 0644);
+        }
         dissect_file = fopen (ui_main_data.dissect_file_name, "w");
     }
 

common/utils/itti_analyzer/libui/ui_filters.c

@@ -445,6 +445,11 @@ int ui_filters_file_write(const char *file_name)
         return RC_FAIL;
     }
 
+    if(-1 == (access(file_name,F_OK))){
+        creat(file_name, 0644);
+    }else{
+        chmod(file_name, 0644);
+    }
     filter_file = fopen (file_name, "w");
     if (filter_file == NULL)
     {

common/utils/itti_analyzer/libui/ui_notifications.c

@@ -351,6 +351,11 @@ static int ui_messages_file_write(char *file_name, gboolean filtered)
         return RC_FAIL;
     }
 
+    if(-1 == (access(file_name,F_OK))){
+        creat(file_name, 0644);
+    }else{
+        chmod(file_name, 0644);
+    }
     messages_file = fopen (file_name, "w");
     if (messages_file == NULL)
     {

common/utils/msc/msc.c

@@ -133,6 +133,11 @@ int msc_init(const msc_env_t envP, const int max_threadsP)
     fprintf(stderr, "Error in MSC log file name");
   }
 
+  if(-1 == (access(msc_filename,F_OK))){
+    creat(msc_filename, 0644);
+  }else{
+    chmod(msc_filename, 0644);
+  }
   g_msc_fd = fopen(msc_filename,"w");
   AssertFatal(g_msc_fd != NULL, "Could not open MSC log file %s : %s", msc_filename, strerror(errno));
   rv = lfds611_stack_new(&g_msc_memory_stack_p, (lfds611_atom_t)max_threadsP + 2);

nfapi/open-nFAPI/vnf/src/vnf_p7.c

@@ -956,6 +956,11 @@ void vnf_handle_ul_node_sync(void *pRecvMsg, int recvMsgLen, vnf_p7_t* vnf_p7)
 	}
 
 #ifdef LOG
+	if(-1 == (access(LOGFILE_PATH2,F_OK))){
+		creat(LOGFILE_PATH2, 0644);
+	}else{
+		chmod(LOGFILE_PATH2, 0644);
+	}
  	fp = fopen(LOGFILE_PATH2, "a");
 
 

nfapi/open-nFAPI/vnf/src/vnf_p7_interface.c

@@ -493,6 +493,11 @@ int nfapi_vnf_p7_time(nfapi_vnf_p7_config_t* config){
     // pselect timed out
 
 #ifdef LOG
+	if(-1 == (access(LOGFILE_PATH,F_OK))){
+		creat(LOGFILE_PATH, 0644);
+	}else{
+		chmod(LOGFILE_PATH, 0644);
+	}
  	fp = fopen(LOGFILE_PATH, "a");
 #endif
 

openair1/PHY/CODING/3gpplte_turbo_decoder_avx2_16bit.c

@@ -939,7 +939,17 @@ unsigned char phy_threegpplte_turbo_decoder16avx2(int16_t *y,
   int offset8_flag=0;
 
 #ifdef DEBUG_LOGMAP
+  if(-1 == (access("dump_avx2.txt",F_OK))){
+    creat("dump_avx2.txt", 0644);
+  }else{
+    chmod("dump_avx2.txt", 0644);
+  }
   fdavx2 = fopen("dump_avx2.txt","w");
+  if(-1 == (access("dump_avx2b.txt",F_OK))){
+    creat("dump_avx2b.txt", 0644);
+  }else{
+    chmod("dump_avx2b.txt", 0644);
+  }
   fdavx2b = fopen("dump_avx2b.txt","w");
 
   printf("tc avx2_16 (y,y2) %p,%p\n",y,y2);

openair1/PHY/CODING/3gpplte_turbo_decoder_sse_16bit.c

@@ -1117,6 +1117,11 @@ uint8_t phy_threegpplte_turbo_decoder16(int16_t *y,
 #endif
   int offset8_flag=0;
 #ifdef DEBUG_LOGMAP
+  if(-1 == (access("dump_sse4.txt",F_OK))){
+    creat("dump_sse4.txt", 0644);
+  }else{
+    chmod("dump_sse4.txt", 0644);
+  }
   fdsse4 = fopen("dump_sse4.txt","w");
   printf("tc sse4_16 (y) %p\n",y);
 #endif

openair1/PHY/LTE_ESTIMATION/bf_freq_domain_filters.m

@@ -26,6 +26,11 @@ for i=2:3
 end
 
 
+if(-1 == (access("filt16_32.h",F_OK))){
+  creat("filt16_32.h", 0644);
+}else{
+  chmod("filt16_32.h", 0644);
+}
 fd = fopen("filt16_32.h","w");
 
 for i=0:3

openair1/PHY/LTE_ESTIMATION/freq_domain_filters.m

@@ -29,6 +29,11 @@ Ftrunk8  = floor(32767*[F((2041-filter_length/2):2048) F(1:-8+filter_length/2)])
 
 plot(Ftrunk0,'r',Ftrunk2,'b')
 
+if(-1 == (access("filt96_32.h",F_OK))){
+  creat("filt96_32.h", 0644);
+}else{
+  chmod("filt96_32.h", 0644);
+}
 fd = fopen("filt96_32.h","w");
 fprintf(fd,"short filt96_32_0[96] = {\n");
 fprintf(fd,"%d,",real(Ftrunk0(1:length(Ftrunk0)-1)));

openair1/PHY/LTE_REFSIG/gen_mod_table.m

@@ -95,6 +95,11 @@ table2 = zeros(1,length(table)*2);
 table2(1:2:end) = real(table);
 table2(2:2:end) = imag(table);
 
+if(-1 == (access("mod_table.h",F_OK))){
+  creat("mod_table.h", 0644);
+}else{
+  chmod("mod_table.h", 0644);
+}
 fd = fopen("mod_table.h","w");
 fprintf(fd,"#define MOD_TABLE_SIZE_SHORT %d\n", length(table)*2);
 fprintf(fd,"#define MOD_TABLE_QPSK_OFFSET %d\n", 1);

openair1/PHY/LTE_REFSIG/primary_synch.m

@@ -38,6 +38,11 @@ primary_synch2_mod2((128-35):128)=primary_synch2(1:36);
 primary_synch2_mod2(2:37)=primary_synch2(37:end);
 primary_synch2_time = ifft(primary_synch2_mod2)*sqrt(128);
 
+if(-1 == (access("primary_synch.h",F_OK))){
+  creat("primary_synch.h", 0644);
+}else{
+  chmod("primary_synch.h", 0644);
+}
 fd = fopen('primary_synch.h','w');
 fprintf(fd,'short primary_synch0[144] = {');
 fprintf(fd,'%d,',primary_synch0_mod(1:end-1));
@@ -60,6 +65,11 @@ fprintf(fd,'%d};\n',primary_synch2_tab(end));
 fclose(fd);
 
 % for LEON we need to invert the endianess
+if(-1 == (access("primary_synch_leon.h",F_OK))){
+  creat("primary_synch_leon.h", 0644);
+}else{
+  chmod("primary_synch_leon.h", 0644);
+}
 fd = fopen('primary_synch_leon.h','w');
 primary_synch0_tab = reshape(primary_synch0_tab,4,[]);
 primary_synch0_tab = primary_synch0_tab([4 3 2 1],:);

openair1/PHY/TOOLS/lte_dfts.c

@@ -8709,7 +8709,11 @@ int write_output(const char *fname,const char *vname,void *data,int length,int d
 
   printf("Writing %d elements of type %d to %s\n",length,format,fname);
 
-
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   if (format == 10 || format ==11 || format == 12 || format == 13 || format == 14) {
     fp = fopen(fname,"a+");
   } else if (format != 10 && format !=11  && format != 12 && format != 13 && format != 14) {

openair1/PHY/TOOLS/lte_enb_scope.c

@@ -83,6 +83,11 @@ static void *scope_thread_eNB(void *arg) {
   sched_setscheduler(0, SCHED_FIFO,&sched_param);
   printf("Scope thread has priority %d\n",sched_param.sched_priority);
 # ifdef ENABLE_XFORMS_WRITE_STATS
+  if(-1 == (access("eNB_stats.txt",F_OK))){
+    creat("eNB_stats.txt", 0644);
+  }else{
+    chmod("eNB_stats.txt", 0644);
+  }
   eNB_stats = fopen("eNB_stats.txt", "w");
 #endif
 

openair1/PHY/TOOLS/lte_ue_scope.c

@@ -80,6 +80,11 @@ static void *scope_thread_UE(void *arg) {
   sched_setscheduler(0, SCHED_FIFO,&sched_param);
   printf("Scope thread has priority %d\n",sched_param.sched_priority);
 # ifdef ENABLE_XFORMS_WRITE_STATS
+  if(-1 == (access("UE_stats.txt",F_OK))){
+    creat("UE_stats.txt", 0644);
+  }else{
+    chmod("UE_stats.txt", 0644);
+  }
   UE_stats  = fopen("UE_stats.txt", "w");
 #endif
 

openair1/PHY/TOOLS/smbv.c

@@ -60,6 +60,11 @@ int smbv_init_config(const char* fname, uint16_t sequence_length)
   FILE *f_ptr;
   int k;
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"w");
 
   if (sequence_length>4) {
@@ -100,6 +105,11 @@ int smbv_write_config_from_frame_parms(const char* fname, LTE_DL_FRAME_PARMS *fr
 
   FILE *f_ptr;
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
 
   fprintf(f_ptr, "BB:EUTR:SLEN %d\n",slen);
@@ -187,6 +197,11 @@ int smbv_write_config_from_frame_parms(const char* fname, LTE_DL_FRAME_PARMS *fr
 int smbv_configure_datalist_for_alloc(const char* fname, uint8_t alloc, uint8_t subframe, uint8_t *buffer, uint32_t len)
 {
   FILE *f_ptr;
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
   char strbuf[(8<<1)+1];
   int i,k;
@@ -244,6 +259,11 @@ int smbv_is_config_frame(uint32_t frame)
 int smbv_configure_datalist_for_user(const char* fname, uint8_t user, uint8_t *buffer, uint32_t len)
 {
   FILE *f_ptr;
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
   char strbuf[(8<<1)+1];
   int i,k;
@@ -283,6 +303,11 @@ int smbv_configure_datalist_for_user(const char* fname, uint8_t user, uint8_t *b
 int smbv_configure_user(const char* fname, uint8_t user, uint8_t transmission_mode, uint16_t rnti)
 {
   FILE *f_ptr;
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
 
   fprintf(f_ptr, "BB:EUTR:DL:USER%d:TXM M1\n",user);
@@ -301,6 +326,11 @@ int smbv_configure_pdcch(const char* fname,uint8_t subframe,uint8_t num_pdcch_sy
   int k;
   FILE *f_ptr;
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
 
   fprintf(f_ptr, "BB:EUTR:DL:SUBF%d:ENCC:PCF:CREG %d\n",subframe,num_pdcch_symbols);
@@ -324,6 +354,11 @@ int smbv_configure_common_dci(const char* fname, uint8_t subframe, const char* t
   FILE *f_ptr;
   void *dci_pdu = &dci_alloc->dci_pdu[0];
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
 
   fprintf(f_ptr, "BB:EUTR:DL:SUBF%d:ENCC:STAT ON\n",subframe);
@@ -382,6 +417,11 @@ int smbv_configure_ue_spec_dci(const char* fname, uint8_t subframe, uint8_t user
   FILE *f_ptr;
   void *dci_pdu = &dci_alloc->dci_pdu[0];
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   f_ptr = fopen(fname,"a");
 
   fprintf(f_ptr, "BB:EUTR:DL:SUBF%d:ENCC:STAT ON\n",subframe);

openair1/SIMULATION/LTE_PHY/Abstraction/Training/polyfit_beta_training.m

@@ -58,6 +58,11 @@ save_out=1;
 
 
 if(save_out)
+    if(-1 == (access('IA_polyfit_M1_MIESM.tex',F_OK))){
+        creat('IA_polyfit_M1_MIESM.tex', 0644);
+    }else{
+        chmod('IA_polyfit_M1_MIESM.tex', 0644);
+    }
     fid = fopen('IA_polyfit_M1_MIESM.tex','w');
     fprintf(fid,'\\documentclass[english,12pt,a4paper]{article}\n\n');
     fprintf(fid,'\\usepackage{times}\n');

openair1/SIMULATION/LTE_PHY/Abstraction/Training/training_abstraction.m

@@ -78,6 +78,11 @@ if (save_out)
         end
     end
     
+if(-1 == (access(strcat(out_fname, '.tex'),F_OK))){
+    creat(strcat(out_fname, '.tex'), 0644);
+}else{
+    chmod(strcat(out_fname, '.tex'), 0644);
+}
 fid = fopen(strcat(out_fname, '.tex'),'w');
 fprintf(fid,'\\documentclass[a4paper,conference]{IEEEtran}\n');
 fprintf(fid,'\\usepackage{epsfig}\n');

openair1/SIMULATION/LTE_PHY/dlsim.c

@@ -1032,6 +1032,11 @@ int main(int argc, char **argv) {
   else
     sprintf(bler_fname,"bler_tx%d_chan%d_nrx%d_mcs%d.csv",transmission_mode,channel_model,n_rx,mcs1);
 
+  if(-1 == (access(bler_fname,F_OK))){
+    creat(bler_fname, 0644);
+  }else{
+    chmod(bler_fname, 0644);
+  }
   bler_fd = fopen(bler_fname,"w");
 
   if (bler_fd==NULL) {
@@ -1051,6 +1056,11 @@ int main(int argc, char **argv) {
     sprintf(time_meas_fname,"time_meas_prb%d_mcs%d_anttx%d_antrx%d_pdcch%d_channel%s_tx%d.csv",
             N_RB_DL,mcs1,n_tx_phy,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
     //mkdir(dirname,0777);
+    if(-1 == (access(time_meas_fname,F_OK))){
+      creat(time_meas_fname, 0644);
+    }else{
+      chmod(time_meas_fname, 0644);
+    }
     time_meas_fd = fopen(time_meas_fname,"w");
 
     if (time_meas_fd==NULL) {
@@ -1062,6 +1072,11 @@ int main(int argc, char **argv) {
   if(abstx) {
     // CSV file
     sprintf(csv_fname,"dataout_tx%d_u2%d_mcs%d_chan%d_nsimus%d_R%d.m",transmission_mode,dual_stream_UE,mcs1,channel_model,n_frames,num_rounds);
+    if(-1 == (access(csv_fname,F_OK))){
+      creat(csv_fname, 0644);
+    }else{
+      chmod(csv_fname, 0644);
+    }
     csv_fd = fopen(csv_fname,"w");
 
     if (csv_fd==NULL) {
@@ -1075,6 +1090,11 @@ int main(int argc, char **argv) {
   /*
   //sprintf(tikz_fname, "second_bler_tx%d_u2=%d_mcs%d_chan%d_nsimus%d.tex",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
   sprintf(tikz_fname, "second_bler_tx%d_u2%d_mcs%d_chan%d_nsimus%d",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
+  if(-1 == (access(tikz_fname,F_OK)){
+    creat(tikz_fname, 0644);
+  }else{
+    chmod(tikz_fname, 0644);
+  }
   tikz_fd = fopen(tikz_fname,"w");
   //fprintf(tikz_fd,"\\addplot[color=red, mark=o] plot coordinates {");
   switch (mcs)

openair1/SIMULATION/LTE_PHY/dlsim_tm4.c

@@ -857,6 +857,11 @@ int main(int argc, char **argv)
           sprintf(rankadapt_fname,"rank_adapt0_tx%d_r%d_ch%d_%d_nrx%d_rnd%d_mcs%d_mcsi%d_sh%d_connum_%d.csv",transmission_mode,rx_type,channel_model,n_frames, n_rx, num_rounds, mcs1, mcs2, dlsch_demod_shift, cond_num_threshold);
     }
 
+  if(-1 == (access(rankadapt_fname,F_OK))){
+    creat(rankadapt_fname, 0644);
+  }else{
+    chmod(rankadapt_fname, 0644);
+  }
   rankadapt_fd = fopen(rankadapt_fname,"w");
     if (rankadapt_fd==NULL) {
       fprintf(stderr,"Cannot create file %s!\n",rankadapt_fname);
@@ -868,6 +873,11 @@ int main(int argc, char **argv)
       fprintf(rankadapt_fd,"SNR; rank_adapt; clsm_counter; MCS1; MCS2; TBS1; TBS2; rate 0; rate 1; err0_tb0; err0_tb1; trials_tb0_r0; trials_tb1_r0; deact_tb0_r0; deact_tb1_r0; ret_both0; ret_one0; err1_tb0; err1_tb1; trials_tb0_r1; trials_tb1_r1; deact_tb0_r1; deact_tb1_r1; ret_both1; ret_one1; err2_tb0; err2_tb1; trials_tb0_r2; trials1_tb1_r2; deact_tb0_r2; deact_tb1_r2; ret_both2; ret_one2; err3_tb0; err3_tb1; trials_tb0_r3; trials_tb1_r3; th_tb0_r0; th_tb1_r0; th_sum_r0; th_tb0_r1; th_tb1_r1; th_sum_r1; th_tb0_r2; th_tb1_r2; th_sum_r2; th_tb0_r3; th_tb1_r3; th_sum_r3; tot_th\n");
   }
 
+  if(-1 == (access(bler_fname,F_OK))){
+    creat(bler_fname, 0644);
+  }else{
+    chmod(bler_fname, 0644);
+  }
   bler_fd = fopen(bler_fname,"w");
   if (bler_fd==NULL) {
     fprintf(stderr,"Cannot create file %s!\n",bler_fname);
@@ -895,6 +905,11 @@ int main(int argc, char **argv)
     sprintf(time_meas_fname,"time_meas_prb%d_mcs%d_anttx%d_antrx%d_pdcch%d_channel%s_tx%d.csv",
             N_RB_DL,mcs1,n_tx_phy,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
     //mkdir(dirname,0777);
+    if(-1 == (access(time_meas_fname,F_OK))){
+      creat(time_meas_fname, 0644);
+    }else{
+      chmod(time_meas_fname, 0644);
+    }
     time_meas_fd = fopen(time_meas_fname,"w");
     if (time_meas_fd==NULL) {
       fprintf(stderr,"Cannot create file %s!\n",time_meas_fname);
@@ -914,6 +929,11 @@ int main(int argc, char **argv)
       else
         sprintf(csv_fname,"dout_tx%d_r%d_ch%d_%d_rnd%d_mcs%d_mcsi%d_sh%d_%d_csi.m",transmission_mode,rx_type, channel_model, n_frames, num_rounds, mcs1, mcs2, dlsch_demod_shift, n_ch_rlz);
 
+    if(-1 == (access(csv_fname,F_OK))){
+      creat(csv_fname, 0644);
+    }else{
+      chmod(csv_fname, 0644);
+    }
     csv_fd = fopen(csv_fname,"w");
     fprintf(csv_fd,"data_all%d=[",mcs1);
     if (csv_fd==NULL) {

openair1/SIMULATION/LTE_PHY/dlsim_tm7.c

@@ -639,6 +639,11 @@ int main(int argc, char **argv) {
   else
     sprintf(bler_fname,"bler_tm%d_chan%d_perfce%d_ntx%d_nrx%d_mcs%d.csv",transmission_mode,channel_model,perfect_ce,n_tx_phy,n_rx,mcs1);
 
+  if(-1 == (access(bler_fname,F_OK))){
+    creat(bler_fname, 0644);
+  }else{
+    chmod(bler_fname, 0644);
+  }
   bler_fd = fopen(bler_fname,"w");
 
   if (bler_fd==NULL) {
@@ -658,6 +663,11 @@ int main(int argc, char **argv) {
     sprintf(time_meas_fname,"time_meas_prb%d_mcs%d_anttx%d_antrx%d_pdcch%d_channel%s_tx%d.csv",
             N_RB_DL,mcs1,n_tx_phy,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
     //mkdir(dirname,0777);
+    if(-1 == (access(time_meas_fname,F_OK))){
+      creat(time_meas_fname, 0644);
+    }else{
+      chmod(time_meas_fname, 0644);
+    }
     time_meas_fd = fopen(time_meas_fname,"w");
 
     if (time_meas_fd==NULL) {
@@ -669,6 +679,11 @@ int main(int argc, char **argv) {
   if(abstx) {
     // CSV file
     sprintf(csv_fname,"dataout_tx%d_u2%d_mcs%d_chan%d_nsimus%d_R%d.m",transmission_mode,dual_stream_UE,mcs1,channel_model,n_frames,num_rounds);
+    if(-1 == (access(csv_fname,F_OK))){
+      creat(csv_fname, 0644);
+    }else{
+      chmod(csv_fname, 0644);
+    }
     csv_fd = fopen(csv_fname,"w");
     if (csv_fd==NULL) {
       fprintf(stderr,"Cannot create file %s!\n",csv_fname);
@@ -680,6 +695,11 @@ int main(int argc, char **argv) {
   /*
   //sprintf(tikz_fname, "second_bler_tx%d_u2=%d_mcs%d_chan%d_nsimus%d.tex",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
   sprintf(tikz_fname, "second_bler_tx%d_u2%d_mcs%d_chan%d_nsimus%d",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
+  if(-1 == (access(tikz_fname,F_OK)){
+    creat(tikz_fname, 0644);
+  }else{
+    chmod(tikz_fname, 0644);
+  }
   tikz_fd = fopen(tikz_fname,"w");
   //fprintf(tikz_fd,"\\addplot[color=red, mark=o] plot coordinates {");
   switch (mcs)

openair1/SIMULATION/LTE_PHY/mat2wv.m

@@ -58,6 +58,11 @@ clear vicData;
 viDataInterleaved = int16(viDataInterleaved);
 
 % Write waveform file
+if(-1 == (access(sFilename,F_OK))){
+  creat(sFilename, 0644);
+}else{
+  chmod(sFilename, 0644);
+}
 fid = fopen(sFilename,'w');
 fprintf(fid,'%s','{TYPE: SMU-WV,0}');
 fprintf(fid,'%s','{COMMENT: Generated by mat2wv.m}');

openair1/SIMULATION/LTE_PHY/mbmssim.c

@@ -243,6 +243,11 @@ int main(int argc, char **argv) {
   else
     sprintf(fname,"embms_awgn_%d_%d.m",mcs,N_RB_DL);
 
+  if(-1 == (access(fname,F_OK))){
+    creat(fname, 0644);
+  }else{
+    chmod(fname, 0644);
+  }
   if (!(fd = fopen(fname,"w"))) {
     printf("Cannot open %s, check permissions\n",fname);
     exit(-1);

openair1/SIMULATION/LTE_PHY/pbchsim.c

@@ -110,6 +110,11 @@ int main(int argc, char **argv) {
     switch (c) {
       case 'f':
         write_output_file=1;
+        if(-1 == (access(optarg,F_OK))){
+          creat(optarg, 0644);
+        }else{
+          chmod(optarg, 0644);
+        }
         output_fd = fopen(optarg,"w");
 
         if (output_fd==NULL) {

openair1/SIMULATION/LTE_PHY/scansim.c

@@ -109,6 +109,11 @@ int main(int argc, char **argv) {
     switch (c) {
       case 'f':
         write_output_file=1;
+        if(-1 == (access(optarg,F_OK))){
+          creat(optarg, 0644);
+        }else{
+          chmod(optarg, 0644);
+        }
         output_fd = fopen(optarg,"w");
 
         if (output_fd==NULL) {

openair1/SIMULATION/LTE_PHY/syncsim.c

@@ -400,6 +400,11 @@ int main(int argc, char **argv) {
         break;
 
       case 'f':
+        if(-1 == (access(optarg,F_OK))){
+          creat(optarg, 0644);
+        }else{
+          chmod(optarg, 0644);
+        }
         output_fd = fopen(optarg,"w");
         write_output_file=1;
         break;

openair1/SIMULATION/LTE_PHY/ulsim.c

@@ -643,6 +643,11 @@ int main(int argc, char **argv) {
   txdata = UE->common_vars.txdata;
   nsymb = (eNB->frame_parms.Ncp == NORMAL) ? 14 : 12;
   sprintf(bler_fname,"ULbler_mcs%d_nrb%d_ChannelModel%d_nsim%d.csv",mcs,nb_rb,chMod,n_frames);
+  if(-1 == (access(bler_fname,F_OK))){
+    creat(bler_fname, 0644);
+  }else{
+    chmod(bler_fname, 0644);
+  }
   bler_fd = fopen(bler_fname,"w");
 
   if (bler_fd==NULL) {
@@ -662,6 +667,11 @@ int main(int argc, char **argv) {
     //mkdir(dirname, 0777);
     sprintf(time_meas_fname,"time_meas_prb%d_mcs%d_antrx%d_channel%s_tx%d.csv",
             N_RB_DL,mcs,n_rx,channel_model_input,transmission_m);
+    if(-1 == (access(time_meas_fname,F_OK))){
+      creat(time_meas_fname, 0644);
+    }else{
+      chmod(time_meas_fname, 0644);
+    }
     time_meas_fd = fopen(time_meas_fname,"w");
 
     if (time_meas_fd==NULL) {
@@ -673,6 +683,11 @@ int main(int argc, char **argv) {
   if(abstx) {
     // CSV file
     sprintf(csv_fname,"EULdataout_tx%d_mcs%d_nbrb%d_chan%d_nsimus%d_eren.m",transmission_m,mcs,nb_rb,chMod,n_frames);
+    if(-1 == (access(csv_fname,F_OK))){
+      creat(csv_fname, 0644);
+    }else{
+      chmod(csv_fname, 0644);
+    }
     csv_fdUL = fopen(csv_fname,"w");
 
     if (csv_fdUL == NULL) {
@@ -859,6 +874,11 @@ int main(int argc, char **argv) {
       //      printf("UL frame %d/subframe %d, harq_pid %d\n",UE->frame,subframe,harq_pid);
       if (input_fdUL == NULL) {
         if (n_frames == 1) {
+          if(-1 == (access("ulsch_trchUL.txt",F_OK))){
+            creat("ulsch_trchUL.txt", 0644);
+          }else{
+            chmod("ulsch_trchUL.txt", 0644);
+          }
           trch_out_fdUL= fopen("ulsch_trchUL.txt","w");
 
           for (i=0; i<input_buffer_length; i++) {

openair1/SIMULATION/TOOLS/corr_mat.m

@@ -56,6 +56,11 @@ R22_sqrt_int(1:2:end,:,:) = real(R22_sqrt);
 R22_sqrt_int(2:2:end,:,:) = imag(R22_sqrt);
 
 %%
+if(-1 == ('scm_corrmat.h',F_OK))){
+    creat('scm_corrmat.h', 0644);
+}else{
+    chmod('scm_corrmat.h', 0644);
+}
 fid = fopen('scm_corrmat.h','w');
 fprintf(fid,'double R22_sqrt[][] = {\n');
 for i=1:size(Gamma,3)

openair3/NAS/COMMON/UTIL/memory.c

@@ -43,6 +43,10 @@ Description Memory access utilities
 #include <stdio.h>  // fopen, fread, fclose
 #include <stdlib.h> // getenv, malloc, free
 #include <string.h> // strlen
+#include <unistd.h> //access
+#include <sys/types.h>//creat
+#include <sys/stat.h>//creat
+#include <fcntl.h>//creat
 
 /****************************************************************************/
 /****************  E X T E R N A L    D E F I N I T I O N S  ****************/

openair3/TEST/EPC_TEST/generate_scenario.c

@@ -238,6 +238,11 @@ int generate_test_scenario(const char const * test_nameP, const char const * pdm
     sprintf(test_scenario_filename,"%s",pdml_in_basenameP);
     if (strip_extension(test_scenario_filename) > 0) {
       strcat(test_scenario_filename, ".xml");
+      if(-1 == (access(test_scenario_filename,F_OK))){
+        creat(test_scenario_filename, 0644);
+      }else{
+        chmod(test_scenario_filename, 0644);
+      }
       test_scenario_file = fopen( test_scenario_filename, "w+");
       if (NULL != test_scenario_file) {
         xsltSaveResultToFile(test_scenario_file, res, cur);

openair3/TEST/EPC_TEST/play_scenario_parse.c

@@ -564,6 +564,11 @@ int et_generate_xml_scenario(
     sprintf((char *)tsml_out_scenario_filename,"%s",xml_in_scenario_filename);
     if (et_strip_extension((char *)tsml_out_scenario_filename) > 0) {
       strcat((char *)tsml_out_scenario_filename, ".tsml");
+      if(-1 == (access(tsml_out_scenario_filename,F_OK))){
+        creat(tsml_out_scenario_filename, 0644);
+      }else{
+        chmod(tsml_out_scenario_filename, 0644);
+      }
       play_scenario_file = fopen( tsml_out_scenario_filename, "w+");
       if (NULL != play_scenario_file) {
         xsltSaveResultToFile(play_scenario_file, res, cur);

targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp

@@ -379,6 +379,11 @@ static void trx_usrp_end(openair0_device *device) {
 #if defined(USRP_REC_PLAY)
 
   if (u_sf_mode == 1) { // subframes store
+    if(-1 == (access(u_sf_filename,F_OK))){
+        creat(u_sf_filename, 0644);
+    }else{
+        chmod(u_sf_filename, 0644);
+    }
     pFile = fopen (u_sf_filename,"wb+");
 
     if (pFile == NULL) {

targets/RT/USER/lte-ue.c

@@ -674,6 +674,11 @@ static void *UE_thread_synch(void *arg) {
               FILE *fd;
 
               if ((UE->proc.proc_rxtx[0].frame_rx&1) == 0) {  // this guarantees SIB1 is present
+                  if(-1 == (access("rxsig_frame0.dat",F_OK))){
+                    creat("rxsig_frame0.dat", 0644);
+                  }else{
+                    chmod("rxsig_frame0.dat", 0644);
+                  }
                 if ((fd = fopen("rxsig_frame0.dat","w")) != NULL) {
                   fwrite((void *)&UE->common_vars.rxdata[0][0],
                          sizeof(int32_t),
@@ -705,7 +710,11 @@ static void *UE_thread_synch(void *arg) {
             if (abs(freq_offset) > 7500) {
               LOG_I( PHY, "[initial_sync] No cell synchronization found, abandoning\n" );
               FILE *fd;
-
+              if(-1 == (access("rxsig_frame0.dat",F_OK))){
+                creat("rxsig_frame0.dat", 0644);
+              }else{
+                chmod("rxsig_frame0.dat", 0644);
+              }
               if ((fd = fopen("rxsig_frame0.dat","w"))!=NULL) {
                 fwrite((void *)&UE->common_vars.rxdata[0][0],
                        sizeof(int32_t),