patches for Linux from Aldy Hernandez

src/cmd/Makefile

@@ -19,9 +19,10 @@
 #
 
 CC=gcc
-CFLAGS=-g -W -Wall -Werror -ansi -pedantic
+CFLAGS=-g -W -Wall -Werror -ansi -pedantic -std=c99
 CMDS=ptdl ptpk ptunpk cpint
 LIBS=../lib/libgc.a
+LIBRARIES=-lm
 INCLUDES=-I../lib
 
 all: $(CMDS)
@@ -34,16 +35,16 @@ clean:
 	$(CC) -c $(CFLAGS) $(INCLUDES) $< 
 
 cpint: cpint.o $(LIBS)
-	$(CXX) -o $@ $^
+	$(CXX) -o $@ $^ $(LIBRARIES)
 
 ptdl: ptdl.o $(LIBS)
-	$(CC) -o $@ $^
+	$(CC) -o $@ $^ $(LIBRARIES)
 
 ptunpk: ptunpk.o $(LIBS)
-	$(CC) -o $@ $^
+	$(CC) -o $@ $^ $(LIBRARIES)
 
 ptpk: ptpk.o $(LIBS)
-	$(CC) -o $@ $^
+	$(CC) -o $@ $^ $(LIBRARIES)
 
 ptdl.o: ../lib/pt.h
 ptunpk.o: ../lib/pt.h

src/cmd/ptpk.c

@@ -25,7 +25,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <time.h>
 #include "pt.h"
 
 void
@@ -116,9 +115,11 @@ pt_pack(FILE *in, FILE *out, int wheel_sz_mm, int rec_int)
                 hr = atoi(line + rider_pmatch[10].rm_so);
             interval = atoi(line + rider_pmatch[11].rm_so);
             if (mins - last_mins - 0.021 > 1.0 / 60.0) {
+                struct tm *tm_p;
                 inc_time = start_time + round((mins - 0.021000001) * 60.0);
-                if (!localtime_r(&inc_time, &inc_tm))
-                    assert(0);
+                tm_p = localtime(&inc_time);
+                assert(tm_p);
+                inc_tm = *tm_p;
                 pt_pack_time(buf, &inc_tm);
                 pt_write_data(out, buf);
                 pt_pack_config(buf, interval, rec_int, wheel_sz_mm);

src/lib/Makefile

@@ -19,7 +19,7 @@
 #
 
 CC=gcc
-CFLAGS=-g -W -Wall -Werror -ansi -pedantic
+CFLAGS=-g -W -Wall -Werror -ansi -pedantic -std=c99
 LIBTOOL=libtool
 
 all: libgc.a
@@ -31,3 +31,5 @@ clean:
 libgc.a: pt.o cpint.o
 	$(LIBTOOL) -static -o $@ $^
 
+pt.o: pt.h
+

src/lib/cpint.c

@@ -120,6 +120,7 @@ cpi_files_to_update(const char *dir)
         assert(0);
 
     dirp = opendir(dir);
+    assert(dirp);
     while ((dp = readdir(dirp)) != NULL) {
         int nmatch = 7;
         regmatch_t *pmatch = (regmatch_t*) calloc(nmatch, sizeof(regmatch_t));
@@ -302,6 +303,7 @@ combine_cpi_files(const char *dir, double *bests[], int *bestlen)
     *bests = calloc(*bestlen, sizeof(double));
     inname = malloc(strlen(dir) + 25);
     dirp = opendir(dir);
+    assert(dirp);
     while ((dp = readdir(dirp)) != NULL) {
         if (strcmp(".cpi", dp->d_name + dp->d_namlen - 4) == 0) {
             sprintf(inname, "%s/%s", dir, dp->d_name);

src/lib/pt.h

@@ -23,7 +23,8 @@
 
 #include <stdio.h>
 #include <unistd.h>
-#include <time.h>
+#include <sys/time.h>
+#include <getopt.h>
 
 #define PT_DEBUG_NONE 0
 #define PT_DEBUG_MAX 1