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	improve some comments - saait - the most boring static page generator
	git clone git://git.codemadness.org/saait
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	---
	commit e75d8cfb365e36512e26cc62f6246d1dcd8500e1
	parent 0f9615a28ddc062de97bcc89170cc7c94ca15f3b
	Author: Hiltjo Posthuma <[email protected]>
	Date: Sun, 5 Jan 2020 23:37:08 +0100

	improve some comments

	Diffstat:
	M saait.c \| 13 +++++++++----

	1 file changed, 9 insertions(+), 4 deletions(-)
	---
	diff --git a/saait.c b/saait.c
	@@ -303,7 +303,7 @@ xmlencode(const char s, FILE fp)
	}

	void
	-writepage(FILE fp, const char file, struct variable c, char s)
	+writepage(FILE fp, const char name, struct variable c, char s)
	{
	FILE *fpin;
	struct variable *v;
	@@ -344,13 +344,15 @@ writepage(FILE fp, const char file, struct variable *c,…
	tmpc = key[keylen];
	key[keylen] = '\0';

	+ /* lookup variable in config, if no config or not found look in
	+ global config */
	if (!c \|\| !(v = getvar(c, key)))
	v = getvar(global, key);
	key[keylen] = tmpc; /* restore NUL terminator to original */

	if (!v) {
	fprintf(stderr, "%s:%zu: error: undefined variable: '%…
	- file, line + 1, (int)keylen, key);
	+ name, line + 1, (int)keylen, key);
	exit(1);
	}

	@@ -365,7 +367,7 @@ writepage(FILE fp, const char file, struct variable *c, c…
	if (!v->value[0])
	break;
	fpin = efopen(v->value, "rb");
	- catfile(fpin, v->value, fp, file);
	+ catfile(fpin, v->value, fp, name);
	fclose(fpin);
	break;
	}
	@@ -474,7 +476,7 @@ main(int argc, char *argv[])
	}
	closedir(bdir);

	- /* header */
	+ /* open output files for templates and write header, except for "page"…
	for (i = 0; i < templateslen; i++) {
	/* "page" is a special case */
	if (!strcmp(templates[i].name, "page"))
	@@ -487,6 +489,8 @@ main(int argc, char *argv[])
	exit(1);
	}
	templates[i].fp = efopen(file, "wb");
	+
	+ /* header */
	b = &templates[i].blocks[BlockHeader];
	if (b->name)
	writepage(templates[i].fp, b->name, NULL, b->data);
	@@ -555,6 +559,7 @@ main(int argc, char *argv[])
	freevars(c);
	}

	+ /* write footer, except for "page" */
	for (i = 0; i < templateslen; i++) {
	if (!strcmp(templates[i].name, "page"))
	continue;