Fix many spelling errors.

15 files changed, 22 insertions, 22 deletions

diff --git a/apps/pdfapp.c b/apps/pdfapp.c
index 34fe09a5..f8c9c79e 100644
--- a/apps/pdfapp.c
+++ b/apps/pdfapp.c
@@ -36,7 +36,7 @@ char *pdfapp_version(pdfapp_t *app)
 {
 	return
 		"MuPDF 0.9\n"
-		"Copyright 2006-2011 Artifex Sofware, Inc.\n";
+		"Copyright 2006-2011 Artifex Software, Inc.\n";
 }
 
 char *pdfapp_usage(pdfapp_t *app)
@@ -813,7 +813,7 @@ void pdfapp_onkey(pdfapp_t *app, int c)
 #endif
 
 	/*
-	 * Pan view, but dont need to repaint image
+	 * Pan view, but don't need to repaint image
 	 */
 
 	case 'w':
@@ -1124,7 +1124,7 @@ void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int sta
 		{
 			/* Yes. We can assume that deltay != 0 */
 			int deltay = y - app->sely;
-			/* Check whether the panning has occured in the
+			/* Check whether the panning has occurred in the
 			 * direction that we are already crossing the
 			 * limit it. If not, we can conclude that we
 			 * have switched ends of the page and will thus
@@ -1133,7 +1133,7 @@ void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int sta
 			if( app->beyondy == 0 || (app->beyondy ^ deltay) >= 0 )
 			{
 				/* Updating how far we are beyond and
-				 * flipping pages if beyond threshhold
+				 * flipping pages if beyond threshold
 				 */
 				app->beyondy += deltay;
 				if (app->beyondy > BEYOND_THRESHHOLD)
diff --git a/apps/pdfclean.c b/apps/pdfclean.c
index c114cffe..f0a33918 100644
--- a/apps/pdfclean.c
+++ b/apps/pdfclean.c
@@ -114,7 +114,7 @@ static void removeduplicateobjs(void)
 
 	for (num = 1; num < xref->len; num++)
 	{
-		/* Only compare an object to objects preceeding it */
+		/* Only compare an object to objects preceding it */
 		for (other = 1; other < num; other++)
 		{
 			fz_obj *a, *b;
diff --git a/apps/win_main.c b/apps/win_main.c
index 7223f4e6..e04a5bf9 100644
--- a/apps/win_main.c
+++ b/apps/win_main.c
@@ -612,7 +612,7 @@ void handlekey(int c)
 		winrepaint(&gapp);
 	}
 
-	/* translate VK into ascii equivalents */
+	/* translate VK into ASCII equivalents */
 	if (c > 256)
 	{
 		switch (c - 256)
diff --git a/draw/draw_device.c b/draw/draw_device.c
index 6b1710d6..f07ad681 100644
--- a/draw/draw_device.c
+++ b/draw/draw_device.c
@@ -1109,7 +1109,7 @@ fz_draw_pop_clip(fz_device *devp)
 
 	if (dev->top == 0)
 	{
-		fz_warn(ctx, "Unexpectd pop clip");
+		fz_warn(ctx, "Unexpected pop clip");
 		return;
 	}
 	state = &dev->stack[--dev->top];
diff --git a/draw/draw_edge.c b/draw/draw_edge.c
index 2cc6ddbe..adb460ac 100644
--- a/draw/draw_edge.c
+++ b/draw/draw_edge.c
@@ -135,7 +135,7 @@ fz_set_aa_level(fz_context *ctx, int level)
 /*
  * Global Edge List -- list of straight path segments for scan conversion
  *
- * Stepping along the edges is with bresenham's line algorithm.
+ * Stepping along the edges is with Bresenham's line algorithm.
  *
  * See Mike Abrash -- Graphics Programming Black Book (notably chapter 40)
  */
diff --git a/draw/draw_scale.c b/draw/draw_scale.c
index 578a1d1e..e478633c 100644
--- a/draw/draw_scale.c
+++ b/draw/draw_scale.c
@@ -11,7 +11,7 @@ and then positioning it at (frac(x),frac(y)).
 /* Do we special case handling of single pixel high/wide images? The
  * 'purest' handling is given by not special casing them, but certain
  * files that use such images 'stack' them to give full images. Not
- * special casing them results in then being fainter and giving noticable
+ * special casing them results in then being fainter and giving noticeable
  * rounding errors.
  */
 #define SINGLE_PIXEL_SPECIALS
@@ -1233,7 +1233,7 @@ fz_scale_pixmap(fz_context *ctx, fz_pixmap *src, float x, float y, float w, floa
 	 * When scaling vertically, we always store out forwards, but may
 	 * feed source rows in in a different order.
 	 *
-	 * Consider the image rectange 'r' to which the image is mapped,
+	 * Consider the image rectangle 'r' to which the image is mapped,
 	 * and the (possibly) larger rectangle 'R', given by expanding 'r' to
 	 * complete pixels.
 	 *
diff --git a/draw/draw_simple_scale.c b/draw/draw_simple_scale.c
index 6c8e451d..178b182f 100644
--- a/draw/draw_simple_scale.c
+++ b/draw/draw_simple_scale.c
@@ -15,7 +15,7 @@ intermediate results rather than ints.
 /* Do we special case handling of single pixel high/wide images? The
  * 'purest' handling is given by not special casing them, but certain
  * files that use such images 'stack' them to give full images. Not
- * special casing them results in then being fainter and giving noticable
+ * special casing them results in then being fainter and giving noticeable
  * rounding errors.
  */
 #define SINGLE_PIXEL_SPECIALS
@@ -1195,7 +1195,7 @@ fz_scale_pixmap(fz_context *ctx, fz_pixmap *src, float x, float y, float w, floa
 	 * When scaling vertically, we always store out forwards, but may
 	 * feed source rows in in a different order.
 	 *
-	 * Consider the image rectange 'r' to which the image is mapped,
+	 * Consider the image rectangle 'r' to which the image is mapped,
 	 * and the (possibly) larger rectangle 'R', given by expanding 'r' to
 	 * complete pixels.
 	 *
diff --git a/fitz/base_hash.c b/fitz/base_hash.c
index 02acc8f1..2cbd9f4b 100644
--- a/fitz/base_hash.c
+++ b/fitz/base_hash.c
@@ -1,7 +1,7 @@
 #include "fitz.h"
 
 /*
-Simple hashtable with open adressing linear probe.
+Simple hashtable with open addressing linear probe.
 Unlike text book examples, removing entries works
 correctly in this implementation, so it wont start
 exhibiting bad behaviour if entries are inserted
@@ -194,7 +194,7 @@ fz_hash_remove(fz_hash_table *table, void *key)
 	{
 		if (!ents[pos].val)
 		{
-			fz_warn(table->ctx, "assert: remove inexistant hash entry");
+			fz_warn(table->ctx, "assert: remove inexistent hash entry");
 			return;
 		}
 
diff --git a/fitz/filt_faxd.c b/fitz/filt_faxd.c
index 0a2426d0..927bf4c4 100644
--- a/fitz/filt_faxd.c
+++ b/fitz/filt_faxd.c
@@ -152,7 +152,7 @@ const cfd_node cf_2d_decode[] = {
 	{-1,0},{-1,0},{-1,0},{-1,0},{-1,0},{-1,0},{-1,0},{-1,0},{-3,3}
 };
 
-/* Uncompresssed decoding table. */
+/* Uncompressed decoding table. */
 const cfd_node cf_uncompressed_decode[] = {
 	{64,12},{5,6},{4,5},{4,5},{3,4},{3,4},{3,4},{3,4},{2,3},{2,3},
 	{2,3},{2,3},{2,3},{2,3},{2,3},{2,3},{1,2},{1,2},{1,2},{1,2},{1,2},
diff --git a/fitz/fitz.h b/fitz/fitz.h
index 7788ffd6..1f971cd3 100644
--- a/fitz/fitz.h
+++ b/fitz/fitz.h
@@ -192,7 +192,7 @@ void fz_var_imp(void *);
  *        }
  *
  * 3) The macros are implemented using setjmp and longjmp, and so the standard
- *    C restrictions on the use of those functions apply to fz_try/fa_catch
+ *    C restrictions on the use of those functions apply to fz_try/fz_catch
  *    too. In particular, any "truly local" variable that is set between the
  *    start of fz_try and something in fz_try throwing an exception may become
  *    undefined as part of the process of throwing that exception.
diff --git a/fitz/memento.h b/fitz/memento.h
index b5953fe8..e4b7778f 100644
--- a/fitz/memento.h
+++ b/fitz/memento.h
@@ -15,7 +15,7 @@
  *
  * Usage:
  *    First, build your project with MEMENTO defined, and include this
- *    header file whereever you use malloc, realloc or free.
+ *    header file wherever you use malloc, realloc or free.
  *    This header file will use macros to point malloc, realloc and free to
  *    point to Memento_malloc, Memento_realloc, Memento_free.
  *
@@ -58,7 +58,7 @@
  *    the the code will wait until it reaches that event and then start
  *    checking the heap after every allocation event. Assuming it is a
  *    deterministic failure, you should then find out where in your program
- *    the error is occuring (between event x-1 and event x).
+ *    the error is occurring (between event x-1 and event x).
  *
  *    Then you can rerun the program again, and call
  *    Memento_breakAt(int event); and the program will call
diff --git a/pdf/pdf_crypt.c b/pdf/pdf_crypt.c
index 6567cf89..4e8dc5e5 100644
--- a/pdf/pdf_crypt.c
+++ b/pdf/pdf_crypt.c
@@ -651,7 +651,7 @@ pdf_get_crypt_length(pdf_xref *xref)
  * PDF 1.7 algorithm 3.1 and ExtensionLevel 3 algorithm 3.1a
  *
  * Using the global encryption key that was generated from the
- * password, create a new key that is used to decrypt indivual
+ * password, create a new key that is used to decrypt individual
  * objects and streams. This key is based on the object and
  * generation numbers.
  */
diff --git a/pdf/pdf_repair.c b/pdf/pdf_repair.c
index 39c77f4d..6c04f690 100644
--- a/pdf/pdf_repair.c
+++ b/pdf/pdf_repair.c
@@ -491,7 +491,7 @@ pdf_repair_obj_stms(pdf_xref *xref)
 		}
 	}
 
-	/* Ensure that streamed objects reside insided a known non-streamed object */
+	/* Ensure that streamed objects reside inside a known non-streamed object */
 	for (i = 0; i < xref->len; i++)
 		if (xref->table[i].type == 'o' && xref->table[xref->table[i].ofs].type != 'n')
 			fz_throw(xref->ctx, "invalid reference to non-object-stream: %d (%d 0 R)", xref->table[i].ofs, i);
diff --git a/pdf/pdf_shade.c b/pdf/pdf_shade.c
index 86894dc5..4f43c225 100644
--- a/pdf/pdf_shade.c
+++ b/pdf/pdf_shade.c
@@ -61,7 +61,7 @@ pdf_add_quad(fz_context *ctx, fz_shade *shade,
 	pdf_add_triangle(ctx, shade, v1, v3, v2);
 }
 
-/* Subdivide and tesselate tensor-patches */
+/* Subdivide and tessellate tensor-patches */
 
 typedef struct pdf_tensor_patch_s pdf_tensor_patch;
 
diff --git a/scripts/opj_config.h b/scripts/opj_config.h
index d34edd22..db37745d 100644
--- a/scripts/opj_config.h
+++ b/scripts/opj_config.h
@@ -14,7 +14,7 @@
  *
  * The file 'opj_config.h' will be included in some source files.
  * ==== YOU CAN NOT COMPILE WITHOUT IT. ====
- * === DO NOT FOREGET TO CHANGE 'config.nix' APPROPRIATELY. ====
+ * === DO NOT FORGET TO CHANGE 'config.nix' APPROPRIATELY. ====
 */
 
 /* DO NOT DEFINE BOTH VERSIONS OF LCMS */