From ddfadf9a674212d8fb1d02a76347aece402b8172 Mon Sep 17 00:00:00 2001
From: tth <tth@fubar.tetalab.org>
Date: Tue, 12 Apr 2022 14:54:07 +0200
Subject: [PATCH] /say /sieste

---
 floatimg.h      | 13 +++++++------
 lib/fimg-core.c |  4 ++--
 lib/metadata.c  | 25 +++++++++++++++++++++++--
 3 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/floatimg.h b/floatimg.h
index e8227204..257f8c52 100644
--- a/floatimg.h
+++ b/floatimg.h
@@ -4,8 +4,8 @@
  *	http://la.buvette.org/photos/cumul
  */
 
-#define		FIMG_VERSION	179
-
+#define		FIMG_VERSION	(181)
+#define		RELEASE_NAME	("noname")
 /*
  *	in memory descriptor
  */
@@ -25,16 +25,17 @@ typedef struct {
  *	fimg file header (short version)
  */
 typedef struct {
-	char		magic[8];
+	char		magic[8];	// this is not an asciiz !
 	int32_t		w, h, t;
 	} FimgFileHead;
 /*
- *		new 11 mars 2022
+ *		new 11 mars 2022, and a lot of iterations
+ *		around the concept of metadata for my work.
  */
 typedef struct {
-	char		magic[8];
+	char		magic[8];	// this is not an asciiz !
 	struct timeval	timestamp;
-	uint64_t	pid;			// WTF ?
+	uint64_t	pid;		// process id of the creator
 	int32_t		count;
 	float		fval;
 	char		idcam[32];
diff --git a/lib/fimg-core.c b/lib/fimg-core.c
index c8fcea43..6812ba0c 100644
--- a/lib/fimg-core.c
+++ b/lib/fimg-core.c
@@ -39,8 +39,8 @@ return "???";
 /* --------------------------------------------------------------------- */
 int fimg_print_version(int k)
 {
-fprintf(stderr, "*** FloatImg library, alpha %d (%s, %s)\n",
-		FIMG_VERSION, __DATE__, __TIME__);
+fprintf(stderr, "*** FloatImg library, v%d '%s' (%s, %s)\n",
+		FIMG_VERSION, RELEASE_NAME, __DATE__, __TIME__);
 
 if (51 == k) {
 	puts("+------------------------+");
diff --git a/lib/metadata.c b/lib/metadata.c
index 03b47ad7..346fde1a 100644
--- a/lib/metadata.c
+++ b/lib/metadata.c
@@ -6,7 +6,8 @@
 #include  <stdlib.h>
 #include  <stdint.h>
 #include  <unistd.h>
-#include  "string.h"
+#include	<sys/time.h>
+#include  <string.h>
 
 #include  "../floatimg.h"
 
@@ -29,6 +30,7 @@ fflush(fp);
 int fimg_show_metadata(FimgMetaData *pmd, char *title, int notused)
 {
 int		foo;
+double		doubletime;
 
 fprintf(stderr, ">>> %s ( %p '%s' 0x%08x )\n", __func__,
 				pmd, title, notused);
@@ -40,6 +42,10 @@ if (verbosity) {
 	}
 
 /* SHOW TIMESTAMP HERE */
+fprintf(stderr, "seconds sc. epoch    = %ld\n", pmd->timestamp.tv_sec);
+doubletime = (double)pmd->timestamp.tv_sec +			\
+		(double)pmd->timestamp.tv_usec / 1e6;
+fprintf(stderr, "dtime of day         = %e\n", doubletime);
 fprintf(stderr, "creator pid          = %ld\n", pmd->pid);
 fprintf(stderr, "counter              = %d\n", pmd->count);
 fprintf(stderr, "float value          = %.3f\n", pmd->fval);
@@ -48,7 +54,7 @@ fprintf(stderr, "origin               = 0x%x\n", pmd->origin);
 
 fputs("reserved words are:\n      ", stderr);
 for (foo=0; foo<8; foo++) {
-	fprintf(stderr, "   0x%08x", pmd->reserved[foo]);
+	fprintf(stderr, "     0x%08x", pmd->reserved[foo]);
 	if (3 == foo) fputs("\n      ", stderr);
 	}
 fputc('\n', stderr);
@@ -57,10 +63,25 @@ return 0;
 /* ---------------------------------------------------------------- */
 int fimg_default_metadata(FimgMetaData *pmd)
 {
+int			foo;
+struct timeval		tvl;
 
 memset(pmd, 0, sizeof(FimgMetaData));
 memcpy(pmd->magic, "metadata", 8);
+
 /* set timestamp here ? */
+/* CHALLENGE ACCEPTED */
+memset(&tvl, 0, sizeof(struct timeval));
+foo = gettimeofday(&tvl, NULL);
+if (foo) {
+	/* error on get time of day ? */
+	perror("omg");
+	}
+else	{
+	fprintf(stderr, "Time of day  %12ld  %12ld\n", tvl.tv_sec, tvl.tv_usec);
+	memcpy(&(pmd->timestamp), &tvl, sizeof(struct timeval));
+	}
+
 pmd->pid = getpid();
 pmd->count    = 0;
 pmd->fval     = 255.0;